WP Google Maps - Version 8.1.18

Version Description

Please update to 8.1.18 or above to ensure you are using the latest security enhancements.

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Release Info

Developer DylanAuty
Plugin Icon 128x128 WP Google Maps
Version 8.1.18
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Code changes from version 8.1.17 to 8.1.18

Files changed (18) hide show
  1. base/classes/widget_module.class.php +5 -9
  2. html/map-edit-page/map-edit-page.html.php +2 -2
  3. html/map-list-page.html.php +2 -2
  4. includes/class.maps-engine-dialog.php +1 -1
  5. includes/class.script-loader.php +4 -4
  6. includes/class.selector-to-xpath.php +1 -1
  7. includes/class.theme-panel.php +8 -3
  8. includes/compat/backwards_compat_v6.php +1 -1
  9. includes/compat/class.pro-below-8.1-compatibility.php +28 -26
  10. includes/legacy/functions.circle.php +8 -2
  11. includes/legacy/functions.rectangle.php +8 -2
  12. includes/map-edit-page/class.map-edit-page.php +5 -5
  13. includes/open-layers/class.nominatim-geocode-cache.php +2 -2
  14. legacy-core.php +54 -44
  15. lib/codemirror.css +0 -346
  16. lib/codemirror.js +0 -9762
  17. readme.txt +13 -21
  18. wpGoogleMaps.php +10 -1
base/classes/widget_module.class.php CHANGED
@@ -35,20 +35,16 @@ class wpgmza_widget extends WP_Widget {
35
  $title = apply_filters( 'widget_title', $instance['title'] );
36
 
37
  echo $args['before_widget'];
38
- if ( ! empty( $title ) )
39
- echo $args['before_title'] . $title . $args['after_title'];
 
40
 
41
- if(!isset($instance['selection']))
42
- {
43
  global $wpdb;
44
  $instance['selection'] = $wpdb->get_var("SELECT id FROM {$wpdb->prefix}wpgmza_maps ORDER BY id DESC LIMIT 1");
45
  }
46
 
47
- echo do_shortcode("[wpgmza id='".$instance['selection']."']");
48
-
49
-
50
-
51
-
52
 
53
  echo $args['after_widget'];
54
  }
35
  $title = apply_filters( 'widget_title', $instance['title'] );
36
 
37
  echo $args['before_widget'];
38
+ if (!empty($title)){
39
+ echo $args['before_title'] . esc_html($title) . $args['after_title'];
40
+ }
41
 
42
+ if(!isset($instance['selection'])){
 
43
  global $wpdb;
44
  $instance['selection'] = $wpdb->get_var("SELECT id FROM {$wpdb->prefix}wpgmza_maps ORDER BY id DESC LIMIT 1");
45
  }
46
 
47
+ echo do_shortcode("[wpgmza id='".intval($instance['selection'])."']");
 
 
 
 
48
 
49
  echo $args['after_widget'];
50
  }
html/map-edit-page/map-edit-page.html.php CHANGED
@@ -153,7 +153,7 @@
153
  _e("copy this into your post or page to display the map", "wp-google-maps");
154
 
155
  // NB: I recommend adding a unique ID or class to this link and using the DOM to set the href rather than mixing content with logic here. - Perry
156
- echo ". ".__(sprintf("Or <a href='%s' target='BLANK'>click here to automatically create a Map Page now</a>.","admin.php?page=wp-google-maps-menu&amp;action=create-map-page&amp;map_id=".$_REQUEST['map_id']),"wp-google-maps");
157
 
158
  ?>
159
  </i>
@@ -1297,7 +1297,7 @@
1297
  </div>
1298
  </fieldset>
1299
 
1300
- <fieldset class="wpgmza-pro-feature">
1301
  <legend>
1302
  <?php
1303
  _e("Enable Polygon Labels", "wp-google-maps");
153
  _e("copy this into your post or page to display the map", "wp-google-maps");
154
 
155
  // NB: I recommend adding a unique ID or class to this link and using the DOM to set the href rather than mixing content with logic here. - Perry
156
+ echo ". ".__(sprintf("Or <a href='%s' target='BLANK'>click here to automatically create a Map Page now</a>.","admin.php?page=wp-google-maps-menu&amp;action=create-map-page&amp;map_id=".intval($_REQUEST['map_id'])),"wp-google-maps");
157
 
158
  ?>
159
  </i>
1297
  </div>
1298
  </fieldset>
1299
 
1300
+ <fieldset class="wpgmza-pro-feature" data-wpgmza-require-engine="google-maps">
1301
  <legend>
1302
  <?php
1303
  _e("Enable Polygon Labels", "wp-google-maps");
html/map-list-page.html.php CHANGED
@@ -30,8 +30,8 @@
30
  <div class='wpgmza-review-nag'>
31
  <?php
32
  echo sprintf( __( '<h3>We need your love!</h3><p>If you are enjoying our plugin, please consider <a href="%1$s" target="_blank" class="button-border button-border__green">reviewing WP Google Maps</a>. It would mean the world to us! If you are experiencing issues with the plugin, please <a href="%2$s" target="_blank" class="button-border button-border__green">contact us</a> and we will help you as soon as humanly possible!</p>', 'wp-google-maps' ),
33
- 'https://wordpress.org/support/view/plugin-reviews/wp-google-maps?filter=5',
34
- 'http://www.wpgmaps.com/contact-us/'
35
  );
36
  ?>
37
 
30
  <div class='wpgmza-review-nag'>
31
  <?php
32
  echo sprintf( __( '<h3>We need your love!</h3><p>If you are enjoying our plugin, please consider <a href="%1$s" target="_blank" class="button-border button-border__green">reviewing WP Google Maps</a>. It would mean the world to us! If you are experiencing issues with the plugin, please <a href="%2$s" target="_blank" class="button-border button-border__green">contact us</a> and we will help you as soon as humanly possible!</p>', 'wp-google-maps' ),
33
+ esc_url('https://wordpress.org/support/view/plugin-reviews/wp-google-maps?filter=5'),
34
+ esc_url('http://www.wpgmaps.com/contact-us/')
35
  );
36
  ?>
37
 
includes/class.maps-engine-dialog.php CHANGED
@@ -29,7 +29,7 @@ class MapsEngineDialog
29
 
30
  $settings = get_option('WPGMZA_OTHER_SETTINGS');
31
 
32
- $settings['wpgmza_maps_engine'] = $_POST['engine'];
33
  $settings['wpgmza_maps_engine_dialog_done'] = true;
34
 
35
  update_option('WPGMZA_OTHER_SETTINGS', $settings);
29
 
30
  $settings = get_option('WPGMZA_OTHER_SETTINGS');
31
 
32
+ $settings['wpgmza_maps_engine'] = sanitize_text_field($_POST['engine']);
33
  $settings['wpgmza_maps_engine_dialog_done'] = true;
34
 
35
  update_option('WPGMZA_OTHER_SETTINGS', $settings);
includes/class.script-loader.php CHANGED
@@ -590,19 +590,19 @@ class ScriptLoader
590
  switch($_GET['action'])
591
  {
592
  case "add_poly":
593
- wpgmaps_b_admin_add_poly_javascript($_GET['map_id']);
594
  break;
595
 
596
  case "edit_poly":
597
- wpgmaps_b_admin_edit_poly_javascript($_GET['map_id'], $_GET['poly_id']);
598
  break;
599
 
600
  case "add_polyline":
601
- wpgmaps_b_admin_add_polyline_javascript($_GET['map_id']);
602
  break;
603
 
604
  case "edit_polyline":
605
- wpgmaps_b_admin_edit_polyline_javascript($_GET['map_id'], $_GET['poly_id']);
606
  break;
607
 
608
  default:
590
  switch($_GET['action'])
591
  {
592
  case "add_poly":
593
+ wpgmaps_b_admin_add_poly_javascript(intval($_GET['map_id']));
594
  break;
595
 
596
  case "edit_poly":
597
+ wpgmaps_b_admin_edit_poly_javascript(intval($_GET['map_id']), intval($_GET['poly_id']));
598
  break;
599
 
600
  case "add_polyline":
601
+ wpgmaps_b_admin_add_polyline_javascript(intval($_GET['map_id']));
602
  break;
603
 
604
  case "edit_polyline":
605
+ wpgmaps_b_admin_edit_polyline_javascript(intval($_GET['map_id']), intval($_GET['poly_id']));
606
  break;
607
 
608
  default:
includes/class.selector-to-xpath.php CHANGED
@@ -15,7 +15,7 @@ if(!defined('ABSPATH'))
15
  */
16
  function trace($str)
17
  {
18
- echo $str . "\r\n";
19
  }
20
 
21
  /**
15
  */
16
  function trace($str)
17
  {
18
+ echo esc_html($str) . "\r\n";
19
  }
20
 
21
  /**
includes/class.theme-panel.php CHANGED
@@ -18,9 +18,14 @@ class ThemePanel extends DOMDocument
18
  wp_enqueue_style('owl-carousel', $base . 'lib/owl.carousel.css', array(), $wpgmza->getBasicVersion());
19
  wp_enqueue_style('owl-carousel_theme', $base . 'lib/owl.theme.css', array(), $wpgmza->getBasicVersion());
20
 
21
- wp_enqueue_script('codemirror', $base . 'lib/codemirror.js', array(), $wpgmza->getBasicVersion());
22
- wp_enqueue_style('codemirror', $base . 'lib/codemirror.css', array(), $wpgmza->getBasicVersion());
23
- wp_enqueue_script('codemirror-javascript', $base . 'lib/mode/javascript.js', array(), $wpgmza->getBasicVersion());
 
 
 
 
 
24
 
25
  if($map)
26
  $this->populate($map);
18
  wp_enqueue_style('owl-carousel', $base . 'lib/owl.carousel.css', array(), $wpgmza->getBasicVersion());
19
  wp_enqueue_style('owl-carousel_theme', $base . 'lib/owl.theme.css', array(), $wpgmza->getBasicVersion());
20
 
21
+
22
+ /*
23
+ * Deprecating code mirror enqueue, we don't actually use this with V8
24
+ *
25
+ * This will be reintroduced with V9, but we will need to use the included version from WordPress core
26
+ *
27
+ * Since 8.1.18, code removed, comment left as placeholder
28
+ */
29
 
30
  if($map)
31
  $this->populate($map);
includes/compat/backwards_compat_v6.php CHANGED
@@ -51,7 +51,7 @@ add_action("wpgmza_check_map_editor_backwards_compat", "wpgmza_check_map_editor_
51
  */
52
  function wpgmza_check_map_editor_backwards_compat_v6()
53
  {
54
- $map_id = isset($_GET['map_id']) ? (int)$_GET['map_id'] : null;
55
 
56
  if(isset($_GET['action'])){
57
  if ($_GET['action'] == "edit" && isset($_GET['map_id']) && wpgmza_check_pro_compat_required_v6()) {
51
  */
52
  function wpgmza_check_map_editor_backwards_compat_v6()
53
  {
54
+ $map_id = isset($_GET['map_id']) ? (int) intval($_GET['map_id']) : null;
55
 
56
  if(isset($_GET['action'])){
57
  if ($_GET['action'] == "edit" && isset($_GET['map_id']) && wpgmza_check_pro_compat_required_v6()) {
includes/compat/class.pro-below-8.1-compatibility.php CHANGED
@@ -172,7 +172,7 @@ function wpgmza_b_pro_edit_poly($mid) {
172
  <h2>".__("Edit Polygon","wp-google-maps")."</h2>
173
  <form action='?page=wp-google-maps-menu&action=edit&map_id=".esc_attr($mid)."' method='post' id='wpgmaps_edit_poly_form'>
174
  <input type='hidden' name='wpgmaps_map_id' id='wpgmaps_map_id' value='".esc_attr($mid)."' />
175
- <input type='hidden' name='wpgmaps_poly_id' id='wpgmaps_poly_id' value='".esc_attr($_GET['poly_id'])."' />
176
  <input type='hidden' name='wpgmaps_polygon-nonce' id='wpgmaps_b_nonce' value='".wp_create_nonce( 'wpgmaps_polygon-nonce' )."' />
177
 
178
  <table class='wpgmza-listing-comp' style='width:30%;float:left; height:400px;'>
@@ -237,7 +237,7 @@ function wpgmza_b_pro_edit_poly($mid) {
237
 
238
  <div class='clear'></div>
239
  <p style='clear: both;' >Polygon data:<br /><textarea name=\"wpgmza_polygon\" id=\"poly_line_list\" style=\"height:100px; background-color:#FFF; padding:5px; overflow:auto;\"></textarea>
240
- <!-- <p style='clear: both;' >Polygon data (inner):<br /><textarea name=\"wpgmza_polygon_inner\" id=\"poly_line_list_inner\" style=\"width:90%; height:100px; border:1px solid #ccc; background-color:#FFF; padding:5px; overflow:auto;\">".$pol->innerpolydata."</textarea> -->
241
  <p class='submit'><a href='javascript:history.back();' class='button button-secondary' title='".__("Cancel")."'>".__("Cancel")."</a> <input type='submit' name='wpgmza_edit_poly' class='button-primary' value='".__("Save Polygon","wp-google-maps")." &raquo;' /></p>
242
 
243
  </form>
@@ -513,12 +513,12 @@ function wpgmza_b_return_polygon_list($map_id,$admin = true,$width = "100%") {
513
  if (isset($result->polyname) && $result->polyname != "") { $polygon_name = $result->polyname; } else { $polygon_name = "Polygon".$result->id; }
514
 
515
  $wpgmza_tmp .= "
516
- <tr id=\"wpgmza_poly_tr_".$result->id."\">
517
- <td height=\"40\">".$result->id."</td>
518
  <td height=\"40\">".esc_attr(stripslashes($polygon_name))."</td>
519
  <td width='170' align='left'>
520
- <a href=\"".get_option('siteurl')."/wp-admin/admin.php?page=wp-google-maps-menu&action=edit_poly&map_id=".$map_id."&poly_id=".$result->id."\" title=\"".__("Edit","wp-google-maps")."\" class=\"wpgmza_edit_poly_btn button\" id=\"".$result->id."\"><i class=\"fa fa-edit\"> </i></a>
521
- <a href=\"javascript:void(0);\" title=\"".__("Delete this polygon","wp-google-maps")."\" class=\"wpgmza_poly_del_btn button\" id=\"".$result->id."\"><i class=\"fa fa-times\"> </i></a>
522
  </td>
523
  </tr>";
524
 
@@ -705,6 +705,8 @@ function wpgmza_b_pro_edit_polyline($mid) {
705
  $res = wpgmza_get_map_data($mid);
706
  $pol = wpgmza_b_return_polyline_options(sanitize_text_field($_GET['poly_id']));
707
 
 
 
708
  echo "
709
 
710
 
@@ -715,7 +717,7 @@ function wpgmza_b_pro_edit_polyline($mid) {
715
  <h2>".__("Edit Polyline","wp-google-maps")."</h2>
716
  <form action='?page=wp-google-maps-menu&action=edit&map_id=".esc_attr($mid)."' method='post' id='wpgmaps_edit_poly_form'>
717
  <input type='hidden' name='wpgmaps_map_id' id='wpgmaps_map_id' value='".esc_attr($mid)."' />
718
- <input type='hidden' name='wpgmaps_poly_id' id='wpgmaps_poly_id' value='".esc_attr($_GET['poly_id'])."' />
719
  <input type='hidden' name='wpgmaps_polyline-nonce' id='wpgmaps_b_nonce' value='".wp_create_nonce( 'wpgmaps_polyline-nonce' )."' />
720
  <table class='wpgmza-listing-comp' style='width:30%;float:left;'>
721
  <tr>
@@ -1025,12 +1027,12 @@ function wpgmza_b_return_polyline_list($map_id,$admin = true,$width = "100%") {
1025
  if (isset($result->polyname) && $result->polyname != "") { $poly_name = $result->polyname; } else { $poly_name = "Polyline".$result->id; }
1026
 
1027
  $wpgmza_tmp .= "
1028
- <tr id=\"wpgmza_poly_tr_".$result->id."\">
1029
- <td height=\"40\">".$result->id."</td>
1030
  <td height=\"40\">".esc_attr(stripslashes($poly_name))."</td>
1031
  <td width='170' align='left'>
1032
- <a href=\"".get_option('siteurl')."/wp-admin/admin.php?page=wp-google-maps-menu&action=edit_polyline&map_id=".$map_id."&poly_id=".$result->id."\" title=\"".__("Edit","wp-google-maps")."\" class=\"wpgmza_edit_poly_btn button\" id=\"".$result->id."\"><i class=\"fa fa-edit\"> </i></a>
1033
- <a href=\"javascript:void(0);\" title=\"".__("Delete this polyline","wp-google-maps")."\" class=\"wpgmza_polyline_del_btn button\" id=\"".$result->id."\"><i class=\"fa fa-times\"> </i></a>
1034
  </td>
1035
  </tr>";
1036
 
@@ -1164,7 +1166,7 @@ function wpgmaps_admin_menu() {
1164
 
1165
  function wpgmaps_menu_layout() {
1166
 
1167
- $map_id = isset($_GET['map_id']) ? (int)$_GET['map_id'] : null;
1168
  $nonce = wp_create_nonce('wpgmza_menu_layout_nonce');
1169
 
1170
  $handle = 'avia-google-maps-api';
@@ -1195,7 +1197,7 @@ function wpgmaps_menu_layout() {
1195
 
1196
  wpgmaps_trash_map($map_id);
1197
 
1198
- $url = get_option('siteurl') . "/wp-admin/admin.php?page=wp-google-maps-menu";
1199
 
1200
  echo "<script>window.location = \"$url\";</script>";
1201
 
@@ -1203,7 +1205,7 @@ function wpgmaps_menu_layout() {
1203
 
1204
  } else {
1205
  $res = wpgmza_get_map_data($map_id);
1206
- echo "<h2>".__("Delete your map","wp-google-maps")."</h2><p>".__("Are you sure you want to delete the map","wp-google-maps")." <strong>\"".$res->map_title."?\"</strong> <br /><a href='?page=wp-google-maps-menu&s=1&action=trash&map_id=".$map_id."&s=1&nonce=$nonce'>".__("Yes","wp-google-maps")."</a> | <a href='?page=wp-google-maps-menu'>".__("No","wp-google-maps")."</a></p>";
1207
  return;
1208
  }
1209
  }
@@ -1346,14 +1348,14 @@ function wpgmaps_list_maps() {
1346
  } else {
1347
  $trashlink = "";
1348
  }
1349
- echo "<tr id=\"record_".$result->id."\">";
1350
- echo "<td class='id column-id'>".$result->id."</td>";
1351
- echo "<td class='map_title column-map_title'><strong><big><a href=\"?page=wp-google-maps-menu&action=edit&map_id=".$result->id."\" title=\"".__("Edit","wp-google-maps")."\">".stripslashes($result->map_title)."</a></big></strong><br /></td>";
1352
- echo "<td class='map_width column-map_width'>".$result->map_width."".stripslashes($result->map_width_type)."</td>";
1353
- echo "<td class='map_width column-map_height'>".$result->map_height."".stripslashes($result->map_height_type)."</td>";
1354
  echo "<td class='type column-type'>".$map_type."</td>";
1355
- echo "<td class='type column-type'><a class='page-title-action' href=\"?page=wp-google-maps-menu&action=edit&map_id=".$result->id."\" title=\"".__("Edit","wp-google-maps")."\">".__("Edit","wp-google-maps")."</a> $trashlink</td>";
1356
- echo "<td class='type column-type'><input class='wpgmza_copy_shortcode' type='text' readonly value='[wpgmza id=\"".$result->id."\"]'/></td>";
1357
  echo "</tr>";
1358
 
1359
 
@@ -1956,7 +1958,7 @@ function wpgmaps_head() {
1956
  }
1957
 
1958
  $marker = \WPGMZA\Marker::createInstance($_POST['wpgmaps_marker_id']);
1959
- $latlng = new \WPGMZA\LatLng($_POST['wpgmaps_marker_lat'], $_POST['wpgmaps_marker_lng']);
1960
 
1961
  if(preg_match(\WPGMZA\LatLng::REGEXP, $marker->address))
1962
  {
@@ -1973,8 +1975,8 @@ function wpgmaps_head() {
1973
  }
1974
  }
1975
 
1976
- $lat = $_POST['wpgmaps_marker_lat'];
1977
- $lng = $_POST['wpgmaps_marker_lng'];
1978
 
1979
  $marker->lat = $lat;
1980
  $marker->lng = $lng;
@@ -2419,10 +2421,10 @@ function wpgmza_settings_page_post()
2419
 
2420
  if (isset($_POST['wpgmza_api_version'])) { $wpgmza->settings['wpgmza_api_version'] = sanitize_text_field($_POST['wpgmza_api_version']); }
2421
  if (isset($_POST['wpgmza_custom_css'])) { $wpgmza->settings['wpgmza_custom_css'] = sanitize_text_field($_POST['wpgmza_custom_css']); }
2422
- if (isset($_POST['wpgmza_custom_js'])) { $wpgmza->settings['wpgmza_custom_js'] = $_POST['wpgmza_custom_js']; }
2423
 
2424
  if (isset($_POST['user_interface_style']))
2425
- $wpgmza->settings['user_interface_style'] = esc_attr($_POST['user_interface_style']);
2426
 
2427
  if (isset($_POST['wpgmza_marker_xml_location'])) { update_option("wpgmza_xml_location",sanitize_text_field($_POST['wpgmza_marker_xml_location'])); }
2428
  if (isset($_POST['wpgmza_marker_xml_url'])) { update_option("wpgmza_xml_url",sanitize_text_field($_POST['wpgmza_marker_xml_url'])); }
172
  <h2>".__("Edit Polygon","wp-google-maps")."</h2>
173
  <form action='?page=wp-google-maps-menu&action=edit&map_id=".esc_attr($mid)."' method='post' id='wpgmaps_edit_poly_form'>
174
  <input type='hidden' name='wpgmaps_map_id' id='wpgmaps_map_id' value='".esc_attr($mid)."' />
175
+ <input type='hidden' name='wpgmaps_poly_id' id='wpgmaps_poly_id' value='".esc_attr(intval($_GET['poly_id']))."' />
176
  <input type='hidden' name='wpgmaps_polygon-nonce' id='wpgmaps_b_nonce' value='".wp_create_nonce( 'wpgmaps_polygon-nonce' )."' />
177
 
178
  <table class='wpgmza-listing-comp' style='width:30%;float:left; height:400px;'>
237
 
238
  <div class='clear'></div>
239
  <p style='clear: both;' >Polygon data:<br /><textarea name=\"wpgmza_polygon\" id=\"poly_line_list\" style=\"height:100px; background-color:#FFF; padding:5px; overflow:auto;\"></textarea>
240
+ <!-- <p style='clear: both;' >Polygon data (inner):<br /><textarea name=\"wpgmza_polygon_inner\" id=\"poly_line_list_inner\" style=\"width:90%; height:100px; border:1px solid #ccc; background-color:#FFF; padding:5px; overflow:auto;\">".esc_textarea($pol->innerpolydata)."</textarea> -->
241
  <p class='submit'><a href='javascript:history.back();' class='button button-secondary' title='".__("Cancel")."'>".__("Cancel")."</a> <input type='submit' name='wpgmza_edit_poly' class='button-primary' value='".__("Save Polygon","wp-google-maps")." &raquo;' /></p>
242
 
243
  </form>
513
  if (isset($result->polyname) && $result->polyname != "") { $polygon_name = $result->polyname; } else { $polygon_name = "Polygon".$result->id; }
514
 
515
  $wpgmza_tmp .= "
516
+ <tr id=\"wpgmza_poly_tr_".intval($result->id)."\">
517
+ <td height=\"40\">".intval($result->id)."</td>
518
  <td height=\"40\">".esc_attr(stripslashes($polygon_name))."</td>
519
  <td width='170' align='left'>
520
+ <a href=\"".esc_url(get_option('siteurl'))."/wp-admin/admin.php?page=wp-google-maps-menu&action=edit_poly&map_id=".intval($map_id)."&poly_id=".intval($result->id)."\" title=\"".__("Edit","wp-google-maps")."\" class=\"wpgmza_edit_poly_btn button\" id=\"".intval($result->id)."\"><i class=\"fa fa-edit\"> </i></a>
521
+ <a href=\"javascript:void(0);\" title=\"".__("Delete this polygon","wp-google-maps")."\" class=\"wpgmza_poly_del_btn button\" id=\"".intval($result->id)."\"><i class=\"fa fa-times\"> </i></a>
522
  </td>
523
  </tr>";
524
 
705
  $res = wpgmza_get_map_data($mid);
706
  $pol = wpgmza_b_return_polyline_options(sanitize_text_field($_GET['poly_id']));
707
 
708
+ $pol->polydata = esc_textarea($pol->polydata);
709
+
710
  echo "
711
 
712
 
717
  <h2>".__("Edit Polyline","wp-google-maps")."</h2>
718
  <form action='?page=wp-google-maps-menu&action=edit&map_id=".esc_attr($mid)."' method='post' id='wpgmaps_edit_poly_form'>
719
  <input type='hidden' name='wpgmaps_map_id' id='wpgmaps_map_id' value='".esc_attr($mid)."' />
720
+ <input type='hidden' name='wpgmaps_poly_id' id='wpgmaps_poly_id' value='".esc_attr(intval($_GET['poly_id']))."' />
721
  <input type='hidden' name='wpgmaps_polyline-nonce' id='wpgmaps_b_nonce' value='".wp_create_nonce( 'wpgmaps_polyline-nonce' )."' />
722
  <table class='wpgmza-listing-comp' style='width:30%;float:left;'>
723
  <tr>
1027
  if (isset($result->polyname) && $result->polyname != "") { $poly_name = $result->polyname; } else { $poly_name = "Polyline".$result->id; }
1028
 
1029
  $wpgmza_tmp .= "
1030
+ <tr id=\"wpgmza_poly_tr_".intval($result->id)."\">
1031
+ <td height=\"40\">".intval($result->id)."</td>
1032
  <td height=\"40\">".esc_attr(stripslashes($poly_name))."</td>
1033
  <td width='170' align='left'>
1034
+ <a href=\"".esc_url(get_option('siteurl'))."/wp-admin/admin.php?page=wp-google-maps-menu&action=edit_polyline&map_id=".intval($map_id)."&poly_id=".intval($result->id)."\" title=\"".__("Edit","wp-google-maps")."\" class=\"wpgmza_edit_poly_btn button\" id=\"".intval($result->id)."\"><i class=\"fa fa-edit\"> </i></a>
1035
+ <a href=\"javascript:void(0);\" title=\"".__("Delete this polyline","wp-google-maps")."\" class=\"wpgmza_polyline_del_btn button\" id=\"".intval($result->id)."\"><i class=\"fa fa-times\"> </i></a>
1036
  </td>
1037
  </tr>";
1038
 
1166
 
1167
  function wpgmaps_menu_layout() {
1168
 
1169
+ $map_id = isset($_GET['map_id']) ? (int) intval($_GET['map_id']) : null;
1170
  $nonce = wp_create_nonce('wpgmza_menu_layout_nonce');
1171
 
1172
  $handle = 'avia-google-maps-api';
1197
 
1198
  wpgmaps_trash_map($map_id);
1199
 
1200
+ $url = esc_url(get_option('siteurl') . "/wp-admin/admin.php?page=wp-google-maps-menu");
1201
 
1202
  echo "<script>window.location = \"$url\";</script>";
1203
 
1205
 
1206
  } else {
1207
  $res = wpgmza_get_map_data($map_id);
1208
+ echo "<h2>".__("Delete your map","wp-google-maps")."</h2><p>".__("Are you sure you want to delete the map","wp-google-maps")." <strong>\"".strip_tags($res->map_title)."?\"</strong> <br /><a href='?page=wp-google-maps-menu&s=1&action=trash&map_id=".$map_id."&s=1&nonce=$nonce'>".__("Yes","wp-google-maps")."</a> | <a href='?page=wp-google-maps-menu'>".__("No","wp-google-maps")."</a></p>";
1209
  return;
1210
  }
1211
  }
1348
  } else {
1349
  $trashlink = "";
1350
  }
1351
+ echo "<tr id=\"record_".intval($result->id)."\">";
1352
+ echo "<td class='id column-id'>".intval($result->id)."</td>";
1353
+ echo "<td class='map_title column-map_title'><strong><big><a href=\"?page=wp-google-maps-menu&action=edit&map_id=".intval($result->id)."\" title=\"".__("Edit","wp-google-maps")."\">".stripslashes(strip_tags($result->map_title))."</a></big></strong><br /></td>";
1354
+ echo "<td class='map_width column-map_width'>".esc_html($result->map_width)."".stripslashes(esc_html($result->map_width_type))."</td>";
1355
+ echo "<td class='map_width column-map_height'>".esc_html($result->map_height)."".stripslashes(esc_html($result->map_height_type))."</td>";
1356
  echo "<td class='type column-type'>".$map_type."</td>";
1357
+ echo "<td class='type column-type'><a class='page-title-action' href=\"?page=wp-google-maps-menu&action=edit&map_id=".intval($result->id)."\" title=\"".__("Edit","wp-google-maps")."\">".__("Edit","wp-google-maps")."</a> $trashlink</td>";
1358
+ echo "<td class='type column-type'><input class='wpgmza_copy_shortcode' type='text' readonly value='[wpgmza id=\"".intval($result->id)."\"]'/></td>";
1359
  echo "</tr>";
1360
 
1361
 
1958
  }
1959
 
1960
  $marker = \WPGMZA\Marker::createInstance($_POST['wpgmaps_marker_id']);
1961
+ $latlng = new \WPGMZA\LatLng(floatval($_POST['wpgmaps_marker_lat']), floatval($_POST['wpgmaps_marker_lng']));
1962
 
1963
  if(preg_match(\WPGMZA\LatLng::REGEXP, $marker->address))
1964
  {
1975
  }
1976
  }
1977
 
1978
+ $lat = floatval($_POST['wpgmaps_marker_lat']);
1979
+ $lng = floatval($_POST['wpgmaps_marker_lng']);
1980
 
1981
  $marker->lat = $lat;
1982
  $marker->lng = $lng;
2421
 
2422
  if (isset($_POST['wpgmza_api_version'])) { $wpgmza->settings['wpgmza_api_version'] = sanitize_text_field($_POST['wpgmza_api_version']); }
2423
  if (isset($_POST['wpgmza_custom_css'])) { $wpgmza->settings['wpgmza_custom_css'] = sanitize_text_field($_POST['wpgmza_custom_css']); }
2424
+ if (isset($_POST['wpgmza_custom_js'])) { $wpgmza->settings['wpgmza_custom_js'] = sanitize_text_field($_POST['wpgmza_custom_js']); }
2425
 
2426
  if (isset($_POST['user_interface_style']))
2427
+ $wpgmza->settings['user_interface_style'] = esc_attr(sanitize_text_field($_POST['user_interface_style']));
2428
 
2429
  if (isset($_POST['wpgmza_marker_xml_location'])) { update_option("wpgmza_xml_location",sanitize_text_field($_POST['wpgmza_marker_xml_location'])); }
2430
  if (isset($_POST['wpgmza_marker_xml_url'])) { update_option("wpgmza_xml_url",sanitize_text_field($_POST['wpgmza_marker_xml_url'])); }
includes/legacy/functions.circle.php CHANGED
@@ -27,6 +27,7 @@ function wpgmza_b_add_circle($mid)
27
  wpgmaps_b_admin_add_circle_javascript();
28
 
29
  if ($_GET['action'] == "add_circle" && isset($mid)) {
 
30
  $res = wpgmza_get_map_data($mid);
31
  echo "
32
 
@@ -120,8 +121,9 @@ function wpgmza_b_edit_circle($mid)
120
  wpgmaps_b_admin_add_circle_javascript();
121
 
122
  if ($_GET['action'] == "edit_circle" && isset($mid)) {
 
123
  $res = wpgmza_get_map_data($mid);
124
- $circle_id = (int)$_GET['circle_id'];
125
 
126
  $results = $wpdb->get_results("SELECT *, {$wpgmza->spatialFunctionPrefix}AsText(center) AS center FROM $wpgmza_tblname_circles WHERE id = $circle_id");
127
 
@@ -278,6 +280,8 @@ if(!function_exists('wpgmza_get_circles_table'))
278
  {
279
  global $wpdb;
280
  global $wpgmza_tblname_circles;
 
 
281
 
282
  $circles_table = "
283
  <table>
@@ -295,12 +299,14 @@ if(!function_exists('wpgmza_get_circles_table'))
295
  $circles = $wpdb->get_results($stmt);
296
  foreach($circles as $circle)
297
  {
 
 
298
  $circles_table .= "
299
  <tr>
300
  <td>{$circle->id}</td>
301
  <td>{$circle->name}</td>
302
  <td width='170' align='left'>
303
- <a href='" . get_option('siteurl') . "/wp-admin/admin.php?page=wp-google-maps-menu&amp;action=edit_circle&amp;map_id={$map_id}&amp;circle_id={$circle->id}'
304
  title='" . __('Edit', 'wp-google-maps') . "'
305
  class='wpgmza_edit_circle_btn button'
306
  id='{$circle->id}'>
27
  wpgmaps_b_admin_add_circle_javascript();
28
 
29
  if ($_GET['action'] == "add_circle" && isset($mid)) {
30
+ $mid = intval($mid);
31
  $res = wpgmza_get_map_data($mid);
32
  echo "
33
 
121
  wpgmaps_b_admin_add_circle_javascript();
122
 
123
  if ($_GET['action'] == "edit_circle" && isset($mid)) {
124
+ $mid = intval($mid);
125
  $res = wpgmza_get_map_data($mid);
126
+ $circle_id = (int) intval($_GET['circle_id']);
127
 
128
  $results = $wpdb->get_results("SELECT *, {$wpgmza->spatialFunctionPrefix}AsText(center) AS center FROM $wpgmza_tblname_circles WHERE id = $circle_id");
129
 
280
  {
281
  global $wpdb;
282
  global $wpgmza_tblname_circles;
283
+
284
+ $map_id = intval($map_id);
285
 
286
  $circles_table = "
287
  <table>
299
  $circles = $wpdb->get_results($stmt);
300
  foreach($circles as $circle)
301
  {
302
+ $circle->id = intval($circle->id);
303
+
304
  $circles_table .= "
305
  <tr>
306
  <td>{$circle->id}</td>
307
  <td>{$circle->name}</td>
308
  <td width='170' align='left'>
309
+ <a href='" . esc_url(get_option('siteurl')) . "/wp-admin/admin.php?page=wp-google-maps-menu&amp;action=edit_circle&amp;map_id={$map_id}&amp;circle_id={$circle->id}'
310
  title='" . __('Edit', 'wp-google-maps') . "'
311
  class='wpgmza_edit_circle_btn button'
312
  id='{$circle->id}'>
includes/legacy/functions.rectangle.php CHANGED
@@ -27,6 +27,7 @@ function wpgmza_b_add_rectangle($mid)
27
  wpgmaps_b_admin_add_rectangle_javascript();
28
 
29
  if ($_GET['action'] == "add_rectangle" && isset($mid)) {
 
30
  $res = wpgmza_get_map_data($mid);
31
  echo "
32
 
@@ -105,8 +106,9 @@ function wpgmza_b_edit_rectangle($mid)
105
  wpgmaps_b_admin_add_rectangle_javascript();
106
 
107
  if ($_GET['action'] == "edit_rectangle" && isset($mid)) {
 
108
  $res = wpgmza_get_map_data($mid);
109
- $rectangle_id = (int)$_GET['rectangle_id'];
110
 
111
  $results = $wpdb->get_results("SELECT *, {$wpgmza->spatialFunctionPrefix}AsText(cornerA) AS cornerA, {$wpgmza->spatialFunctionPrefix}AsText(cornerB) AS cornerB FROM $wpgmza_tblname_rectangles WHERE id = $rectangle_id");
112
 
@@ -247,6 +249,8 @@ if(!function_exists('wpgmza_get_rectangles_table'))
247
  {
248
  global $wpdb;
249
  global $wpgmza_tblname_rectangles;
 
 
250
 
251
  $rectangles_table = "
252
  <table>
@@ -263,7 +267,9 @@ if(!function_exists('wpgmza_get_rectangles_table'))
263
  $stmt = $wpdb->prepare("SELECT * FROM $wpgmza_tblname_rectangles WHERE map_id = %d", array($map_id));
264
  $rectangles = $wpdb->get_results($stmt);
265
  foreach($rectangles as $rectangle)
266
- {
 
 
267
  $rectangles_table .= "
268
  <tr>
269
  <td>{$rectangle->id}</td>
27
  wpgmaps_b_admin_add_rectangle_javascript();
28
 
29
  if ($_GET['action'] == "add_rectangle" && isset($mid)) {
30
+ $mid = intval($mid);
31
  $res = wpgmza_get_map_data($mid);
32
  echo "
33
 
106
  wpgmaps_b_admin_add_rectangle_javascript();
107
 
108
  if ($_GET['action'] == "edit_rectangle" && isset($mid)) {
109
+ $mid = intval($mid);
110
  $res = wpgmza_get_map_data($mid);
111
+ $rectangle_id = (int) intval($_GET['rectangle_id']);
112
 
113
  $results = $wpdb->get_results("SELECT *, {$wpgmza->spatialFunctionPrefix}AsText(cornerA) AS cornerA, {$wpgmza->spatialFunctionPrefix}AsText(cornerB) AS cornerB FROM $wpgmza_tblname_rectangles WHERE id = $rectangle_id");
114
 
249
  {
250
  global $wpdb;
251
  global $wpgmza_tblname_rectangles;
252
+
253
+ $map_id = intval($map_id);
254
 
255
  $rectangles_table = "
256
  <table>
267
  $stmt = $wpdb->prepare("SELECT * FROM $wpgmza_tblname_rectangles WHERE map_id = %d", array($map_id));
268
  $rectangles = $wpdb->get_results($stmt);
269
  foreach($rectangles as $rectangle)
270
+ {
271
+ $rectangle->id = intval($rectangle->id);
272
+
273
  $rectangles_table .= "
274
  <tr>
275
  <td>{$rectangle->id}</td>
includes/map-edit-page/class.map-edit-page.php CHANGED
@@ -12,7 +12,7 @@ class MapEditPage extends Page
12
  global $wpgmza_pro_version;
13
 
14
  if($map_id === null)
15
- $map_id = $_REQUEST['map_id'];
16
 
17
 
18
 
@@ -182,7 +182,7 @@ class MapEditPage extends Page
182
  if (isset($_GET) && $_GET['action'] == 'create-map-page' && isset($_GET['map_id'])) {
183
 
184
  // NB: Suggest using $this->map->id, global functions should be dropped
185
- $res = wpgmza_get_map_data($_GET['map_id']);
186
 
187
  // Set the post ID to -1. This sets to no action at moment
188
  $post_id = -1;
@@ -219,7 +219,7 @@ class MapEditPage extends Page
219
  'post_type' => 'page'
220
  )
221
  );
222
- echo '<script>window.location.href = "post.php?post='.$post_id.'&action=edit";</script>';
223
  return;
224
  } else {
225
  $loop_posts->the_post();
@@ -238,7 +238,7 @@ class MapEditPage extends Page
238
  )
239
  );
240
 
241
- echo '<script>window.location.href = "post.php?post='.$post_id.'&action=edit";</script>';
242
  return;
243
  }
244
  } else {
@@ -328,7 +328,7 @@ class MapEditPage extends Page
328
  $this->map->set($data);
329
 
330
  // Done! Redirect to the specified URL
331
- wp_redirect($_POST['redirect_to']);
332
  }
333
 
334
  }
12
  global $wpgmza_pro_version;
13
 
14
  if($map_id === null)
15
+ $map_id = intval($_REQUEST['map_id']);
16
 
17
 
18
 
182
  if (isset($_GET) && $_GET['action'] == 'create-map-page' && isset($_GET['map_id'])) {
183
 
184
  // NB: Suggest using $this->map->id, global functions should be dropped
185
+ $res = wpgmza_get_map_data(intval($_GET['map_id']));
186
 
187
  // Set the post ID to -1. This sets to no action at moment
188
  $post_id = -1;
219
  'post_type' => 'page'
220
  )
221
  );
222
+ echo '<script>window.location.href = "post.php?post='.intval($post_id).'&action=edit";</script>';
223
  return;
224
  } else {
225
  $loop_posts->the_post();
238
  )
239
  );
240
 
241
+ echo '<script>window.location.href = "post.php?post='.intval($post_id).'&action=edit";</script>';
242
  return;
243
  }
244
  } else {
328
  $this->map->set($data);
329
 
330
  // Done! Redirect to the specified URL
331
+ wp_redirect(strip_tags($_POST['redirect_to']));
332
  }
333
 
334
  }
includes/open-layers/class.nominatim-geocode-cache.php CHANGED
@@ -95,7 +95,7 @@ class NominatimGeocodeCache
95
  function query_nominatim_cache()
96
  {
97
  $cache = new NominatimGeocodeCache();
98
- $record = $cache->get($_GET['query']);
99
 
100
  if(!$record)
101
  $record = array();
@@ -111,7 +111,7 @@ function query_nominatim_cache()
111
  function store_nominatim_cache()
112
  {
113
  $cache = new NominatimGeocodeCache();
114
- $cache->set($_POST['query'], $_POST['response']);
115
 
116
  wp_send_json(array(
117
  'success' => 1
95
  function query_nominatim_cache()
96
  {
97
  $cache = new NominatimGeocodeCache();
98
+ $record = $cache->get(sanitize_text_field($_GET['query']));
99
 
100
  if(!$record)
101
  $record = array();
111
  function store_nominatim_cache()
112
  {
113
  $cache = new NominatimGeocodeCache();
114
+ $cache->set(sanitize_text_field($_POST['query']), $_POST['response']);
115
 
116
  wp_send_json(array(
117
  'success' => 1
legacy-core.php CHANGED
@@ -215,7 +215,7 @@ function wpgmaps_folder_check() {
215
  function wpgmaps_folder_warning() {
216
  $file = get_option("wpgmza_xml_location");
217
  echo '
218
- <div class="error"><p>'.__('<strong>WP Google Maps cannot find the directory it uses to save marker data to. Please confirm that <em>', 'wp-google-maps').' '.$file.' '.__('</em>exists. Please also ensure that you assign file permissions of 755 (or 777) to this directory.','wp-google-maps').'</strong></p></div>
219
  ';
220
  }
221
 
@@ -498,7 +498,7 @@ function wpgmaps_action_callback_basic() {
498
  exit;
499
  }
500
 
501
- $map_id = (isset($_POST['map_id']) ? (int)$_POST['map_id'] : null);
502
 
503
  if ($_POST['action'] == "add_marker") {
504
 
@@ -557,7 +557,7 @@ function wpgmaps_action_callback_basic() {
557
 
558
  }
559
  if ($_POST['action'] == "edit_marker") {
560
- $cur_id = (int)$_POST['edit_id'];
561
 
562
  $lat = floatval($_POST['lat']);
563
  $lng = floatval($_POST['lng']);
@@ -578,8 +578,8 @@ function wpgmaps_action_callback_basic() {
578
  $lat,
579
  $lng,
580
  "POINT($lat $lng)",
581
- (int)$_POST['anim'],
582
- (int)$_POST['infoopen'],
583
  (int)$cur_id
584
  );
585
 
@@ -626,7 +626,7 @@ function wpgmaps_action_callback_basic() {
626
 
627
  if($_POST['action'] == "delete_circle") {
628
  global $wpgmza_tblname_circles;
629
- $stmt = $wpdb->prepare("DELETE FROM $wpgmza_tblname_circles WHERE id=%d", array((int)$_POST['circle_id']));
630
  $wpdb->query($stmt);
631
 
632
  echo wpgmza_get_circles_table($map_id);
@@ -634,7 +634,7 @@ function wpgmaps_action_callback_basic() {
634
 
635
  if($_POST['action'] == "delete_rectangle") {
636
  global $wpgmza_tblname_rectangles;
637
- $stmt = $wpdb->prepare("DELETE FROM $wpgmza_tblname_rectangles WHERE id=%d", array((int)$_POST['rectangle_id']));
638
  $wpdb->query($stmt);
639
 
640
  echo wpgmza_get_rectangles_table($map_id);
@@ -685,7 +685,7 @@ function wpgmaps_tag_basic( $atts )
685
 
686
  $res = wpgmza_get_map_data($wpgmza_current_map_id);
687
 
688
- if (!isset($res)) { echo __("Error: The map ID","wp-google-maps")." (".$wpgmza_current_map_id.") ".__("does not exist","wp-google-maps"); return; }
689
 
690
  $user_api_key = get_option( 'wpgmza_google_maps_api_key' );
691
 
@@ -904,6 +904,11 @@ function wpgmaps_get_plugin_url() {
904
  return plugin_dir_url( __FILE__ );
905
  }
906
 
 
 
 
 
 
907
  function wpgmaps_menu_marker_layout() {
908
 
909
  if (!$_GET['action']) {
@@ -917,14 +922,14 @@ function wpgmaps_menu_marker_layout() {
917
  if ($_GET['action'] == "trash" && isset($_GET['marker_id'])) {
918
 
919
  if ($_GET['s'] == "1") {
920
- if (wpgmaps_trash_marker((int)$_GET['marker_id'])) {
921
  wp_add_inline_script('wpgmza', "window.location = \"".get_option('siteurl')."/wp-admin/admin.php?page=wp-google-maps-marker-menu\"");
922
  } else {
923
  _e("There was a problem deleting the marker.");;
924
  }
925
  } else {
926
- $res = wpgmza_get_marker_data((int)$_GET['map_id']);
927
- echo "<h2>".__("Delete Marker","wp-google-maps")."</h2><p>".__("Are you sure you want to delete this marker:","wp-google-maps")." <strong>\"".$res->address."?\"</strong> <br /><a href='?page=wp-google-maps-marker-menu&action=trash&marker_id=".(int)$_GET['marker_id']."&s=1'>".__("Yes","wp-google-maps")."</a> | <a href='?page=wp-google-maps-marker-menu'>".__("No","wp-google-maps")."</a></p>";
928
  }
929
 
930
 
@@ -1009,8 +1014,8 @@ function wpgmza_review_nag() {
1009
 
1010
  if ($days_diff >= 10) {
1011
  $rate_text = sprintf( __( '<h3>We need your love!</h3><p>If you are enjoying our plugin, please consider <a href="%1$s" target="_blank" class="button-border button-border__green">reviewing WP Google Maps</a>. It would mean the world to us! If you are experiencing issues with the plugin, please <a href="%2$s" target="_blank" class="button-border button-border__green">contact us</a> and we will help you as soon as humanly possible!</p>', 'wp-google-maps' ),
1012
- 'https://wordpress.org/support/view/plugin-reviews/wp-google-maps?filter=5',
1013
- 'http://www.wpgmaps.com/contact-us/'
1014
  );
1015
  echo "<style>.wpgmza_upgrade_nag { display:none; }</style>";
1016
  echo "<div class='updated wpgmza_nag_review_div'>".$rate_text."<p><a href='admin.php?page=wp-google-maps-menu&action2=close_review' class='wpgmza_close_review_nag button-border button-border__green' title='".__("We will not nag you again, promise!","wp-google-maps")."'>".__("Close","wp-google-maps")."</a></p></div>";
@@ -1088,6 +1093,11 @@ function wpgmza_map_page() {
1088
  echo"<br /><div style='float:right;'><a href='http://www.wpgmaps.com/documentation/troubleshooting/' target='_BLANK' title='WP Google Maps Troubleshooting Section'>".__("Problems with the plugin? See the troubleshooting manual.","wp-google-maps")."</a></div>";
1089
  }
1090
 
 
 
 
 
 
1091
  function wpgmza_marker_page() {
1092
  echo"<div class=\"wrap\"><div id=\"icon-edit\" class=\"icon32 icon32-posts-post\"><br></div><h2>".__("My Markers","wp-google-maps")." <a href=\"admin.php?page=wp-google-maps-marker-menu&action=new\" class=\"add-new-h2\">".__("Add New","wp-google-maps")."</a></h2>";
1093
  wpgmaps_list_markers();
@@ -1096,6 +1106,11 @@ function wpgmza_marker_page() {
1096
 
1097
  }
1098
 
 
 
 
 
 
1099
  function wpgmaps_list_markers() {
1100
  global $wpdb;
1101
  global $wpgmza_tblname;
@@ -1121,15 +1136,15 @@ function wpgmaps_list_markers() {
1121
  <tbody id=\"the-list\" class='list:wp_list_text_link'>
1122
  ";
1123
  foreach ( $results as $result ) {
1124
- echo "<tr id=\"record_".$result->id."\">";
1125
- echo "<td class='id column-id'>".$result->id."</td>";
1126
- echo "<td class='id column-id'>".$result->icon."</td>";
1127
- echo "<td class='id column-id'>".$result->map_id."</td>";
1128
- echo "<td class='id column-id'>".$result->title."</td>";
1129
- echo "<td class='id column-id'>".$result->address."</td>";
1130
- echo "<td class='id column-id'>".$result->lat.",".$result->lng."</td>";
1131
- echo "<td class='id column-id'>".$result->pic."</td>";
1132
- echo "<td class='id column-id'>".$result->link."</td>";
1133
  echo "</tr>";
1134
 
1135
 
@@ -1161,21 +1176,21 @@ function wpgmza_edit_marker($mid) {
1161
  <div class='wide'>
1162
 
1163
  <h2>".__("Edit Marker Location","wp-google-maps")." ".__("ID","wp-google-maps")."#$mid</h2>
1164
- <form action='?page=wp-google-maps-menu&action=edit&map_id=".$res->map_id."' method='post' id='wpgmaps_edit_marker'>
1165
  <p></p>
1166
 
1167
  <input type='hidden' name='wpgmaps_marker-nonce' id='wpgmaps_b_nonce' value='".wp_create_nonce( 'wpgmaps_marker-nonce' )."' />
1168
- <input type='hidden' name='wpgmaps_marker_id' id='wpgmaps_marker_id' value='".$mid."' />
1169
  <div id=\"wpgmaps_status\"></div>
1170
  <table>
1171
 
1172
  <tr>
1173
  <td>".__("Marker Latitude","wp-google-maps").":</td>
1174
- <td><input id='wpgmaps_marker_lat' name='wpgmaps_marker_lat' type='text' size='15' maxlength='100' value='".$res->lat."' /></td>
1175
  </tr>
1176
  <tr>
1177
  <td>".__("Marker Longitude","wp-google-maps").":</td>
1178
- <td><input id='wpgmaps_marker_lng' name='wpgmaps_marker_lng' type='text' size='15' maxlength='100' value='".$res->lng."' /></td>
1179
  </tr>
1180
 
1181
  </table>
@@ -1420,19 +1435,14 @@ function wpgmaps_debugger($section) {
1420
 
1421
  }
1422
 
1423
- function wpgmaps_load_jquery() {
1424
- if (!is_admin()) {
1425
- $wpgmza_settings = get_option("WPGMZA_OTHER_SETTINGS");
1426
- if (isset($wpgmza_settings['wpgmza_settings_force_jquery'])) {
1427
- if ($wpgmza_settings['wpgmza_settings_force_jquery'] == "yes") {
1428
- wp_deregister_script('jquery');
1429
- wp_register_script('jquery', '//code.jquery.com/jquery-1.11.3.min.js', false, "1.11.3");
1430
- }
1431
- }
1432
- wp_enqueue_script('jquery');
1433
- }
1434
- }
1435
- add_action('wp_enqueue_scripts', 'wpgmaps_load_jquery', 9999);
1436
 
1437
  function wpgmza_get_category_data($cat_id) {
1438
  global $wpgmza;
@@ -1487,7 +1497,7 @@ function wpgmza_get_category_icon($cat_id) {
1487
 
1488
 
1489
  function wpgmza_return_error($data) {
1490
- echo "<div id=\"message\" class=\"error\"><p><strong>".$data->get_error_message()."</strong><blockquote>".$data->get_error_data()."</blockquote></p></div>";
1491
 
1492
  }
1493
 
@@ -1629,7 +1639,7 @@ function google_maps_api_key_warning(){
1629
 
1630
  echo "<p>" . __('<strong>Alternatively, please switch to the OpenLayers map engine</strong> on the maps settings page', 'wp-google-maps') . "</p>";
1631
 
1632
- echo sprintf( __('Need help? %s or %s.', 'wp-google-maps'), $video, $documentation )."</p>";
1633
  echo "</div>";
1634
  }
1635
  }
@@ -1712,13 +1722,13 @@ function wpgm_pro_link($link) {
1712
  if (defined('wpgm_aff')) {
1713
  $id = sanitize_text_field(wpgm_aff);
1714
  if ($id && $id !== "") {
1715
- return "http://affiliatetracker.io/?aff=".$id."&affuri=".base64_encode($link);
1716
  } else {
1717
- return $link;
1718
  }
1719
 
1720
  } else {
1721
- return $link;
1722
  }
1723
  }
1724
 
215
  function wpgmaps_folder_warning() {
216
  $file = get_option("wpgmza_xml_location");
217
  echo '
218
+ <div class="error"><p>'.__('<strong>WP Google Maps cannot find the directory it uses to save marker data to. Please confirm that <em>', 'wp-google-maps').' '.esc_url($file).' '.__('</em>exists. Please also ensure that you assign file permissions of 755 (or 777) to this directory.','wp-google-maps').'</strong></p></div>
219
  ';
220
  }
221
 
498
  exit;
499
  }
500
 
501
+ $map_id = (isset($_POST['map_id']) ? (int) intval($_POST['map_id']) : null);
502
 
503
  if ($_POST['action'] == "add_marker") {
504
 
557
 
558
  }
559
  if ($_POST['action'] == "edit_marker") {
560
+ $cur_id = (int) intval($_POST['edit_id']);
561
 
562
  $lat = floatval($_POST['lat']);
563
  $lng = floatval($_POST['lng']);
578
  $lat,
579
  $lng,
580
  "POINT($lat $lng)",
581
+ (int) intval($_POST['anim']),
582
+ (int) intval($_POST['infoopen']),
583
  (int)$cur_id
584
  );
585
 
626
 
627
  if($_POST['action'] == "delete_circle") {
628
  global $wpgmza_tblname_circles;
629
+ $stmt = $wpdb->prepare("DELETE FROM $wpgmza_tblname_circles WHERE id=%d", array((int) intval($_POST['circle_id'])));
630
  $wpdb->query($stmt);
631
 
632
  echo wpgmza_get_circles_table($map_id);
634
 
635
  if($_POST['action'] == "delete_rectangle") {
636
  global $wpgmza_tblname_rectangles;
637
+ $stmt = $wpdb->prepare("DELETE FROM $wpgmza_tblname_rectangles WHERE id=%d", array((int) intval($_POST['rectangle_id'])));
638
  $wpdb->query($stmt);
639
 
640
  echo wpgmza_get_rectangles_table($map_id);
685
 
686
  $res = wpgmza_get_map_data($wpgmza_current_map_id);
687
 
688
+ if (!isset($res)) { echo __("Error: The map ID","wp-google-maps")." (". intval($wpgmza_current_map_id) .") ".__("does not exist","wp-google-maps"); return; }
689
 
690
  $user_api_key = get_option( 'wpgmza_google_maps_api_key' );
691
 
904
  return plugin_dir_url( __FILE__ );
905
  }
906
 
907
+ /**
908
+ * Not called at all
909
+ *
910
+ * @deprecated since V7
911
+ */
912
  function wpgmaps_menu_marker_layout() {
913
 
914
  if (!$_GET['action']) {
922
  if ($_GET['action'] == "trash" && isset($_GET['marker_id'])) {
923
 
924
  if ($_GET['s'] == "1") {
925
+ if (wpgmaps_trash_marker((int) intval($_GET['marker_id']) )) {
926
  wp_add_inline_script('wpgmza', "window.location = \"".get_option('siteurl')."/wp-admin/admin.php?page=wp-google-maps-marker-menu\"");
927
  } else {
928
  _e("There was a problem deleting the marker.");;
929
  }
930
  } else {
931
+ $res = wpgmza_get_marker_data((int) intval($_GET['map_id']) );
932
+ echo "<h2>".__("Delete Marker","wp-google-maps")."</h2><p>".__("Are you sure you want to delete this marker:","wp-google-maps")." <strong>\"".strip_tags($res->address)."?\"</strong> <br /><a href='?page=wp-google-maps-marker-menu&action=trash&marker_id=".(int) intval($_GET['marker_id']) ."&s=1'>".__("Yes","wp-google-maps")."</a> | <a href='?page=wp-google-maps-marker-menu'>".__("No","wp-google-maps")."</a></p>";
933
  }
934
 
935
 
1014
 
1015
  if ($days_diff >= 10) {
1016
  $rate_text = sprintf( __( '<h3>We need your love!</h3><p>If you are enjoying our plugin, please consider <a href="%1$s" target="_blank" class="button-border button-border__green">reviewing WP Google Maps</a>. It would mean the world to us! If you are experiencing issues with the plugin, please <a href="%2$s" target="_blank" class="button-border button-border__green">contact us</a> and we will help you as soon as humanly possible!</p>', 'wp-google-maps' ),
1017
+ esc_attr('https://wordpress.org/support/view/plugin-reviews/wp-google-maps?filter=5'),
1018
+ esc_attr('http://www.wpgmaps.com/contact-us/')
1019
  );
1020
  echo "<style>.wpgmza_upgrade_nag { display:none; }</style>";
1021
  echo "<div class='updated wpgmza_nag_review_div'>".$rate_text."<p><a href='admin.php?page=wp-google-maps-menu&action2=close_review' class='wpgmza_close_review_nag button-border button-border__green' title='".__("We will not nag you again, promise!","wp-google-maps")."'>".__("Close","wp-google-maps")."</a></p></div>";
1093
  echo"<br /><div style='float:right;'><a href='http://www.wpgmaps.com/documentation/troubleshooting/' target='_BLANK' title='WP Google Maps Troubleshooting Section'>".__("Problems with the plugin? See the troubleshooting manual.","wp-google-maps")."</a></div>";
1094
  }
1095
 
1096
+ /**
1097
+ * Deprecated
1098
+ *
1099
+ * @deprecated since V7
1100
+ */
1101
  function wpgmza_marker_page() {
1102
  echo"<div class=\"wrap\"><div id=\"icon-edit\" class=\"icon32 icon32-posts-post\"><br></div><h2>".__("My Markers","wp-google-maps")." <a href=\"admin.php?page=wp-google-maps-marker-menu&action=new\" class=\"add-new-h2\">".__("Add New","wp-google-maps")."</a></h2>";
1103
  wpgmaps_list_markers();
1106
 
1107
  }
1108
 
1109
+ /**
1110
+ * Deprecated
1111
+ *
1112
+ * @deprecated since V7
1113
+ */
1114
  function wpgmaps_list_markers() {
1115
  global $wpdb;
1116
  global $wpgmza_tblname;
1136
  <tbody id=\"the-list\" class='list:wp_list_text_link'>
1137
  ";
1138
  foreach ( $results as $result ) {
1139
+ echo "<tr id=\"record_".intval($result->id)."\">";
1140
+ echo "<td class='id column-id'>".intval($result->id)."</td>";
1141
+ echo "<td class='id column-id'>".esc_html($result->icon)."</td>";
1142
+ echo "<td class='id column-id'>".intval($result->map_id)."</td>";
1143
+ echo "<td class='id column-id'>".esc_html($result->title)."</td>";
1144
+ echo "<td class='id column-id'>".esc_html($result->address)."</td>";
1145
+ echo "<td class='id column-id'>".floatval($result->lat).",".floatval($result->lng)."</td>";
1146
+ echo "<td class='id column-id'>".esc_html($result->pic)."</td>";
1147
+ echo "<td class='id column-id'>".esc_url($result->link)."</td>";
1148
  echo "</tr>";
1149
 
1150
 
1176
  <div class='wide'>
1177
 
1178
  <h2>".__("Edit Marker Location","wp-google-maps")." ".__("ID","wp-google-maps")."#$mid</h2>
1179
+ <form action='?page=wp-google-maps-menu&action=edit&map_id=".intval($res->map_id)."' method='post' id='wpgmaps_edit_marker'>
1180
  <p></p>
1181
 
1182
  <input type='hidden' name='wpgmaps_marker-nonce' id='wpgmaps_b_nonce' value='".wp_create_nonce( 'wpgmaps_marker-nonce' )."' />
1183
+ <input type='hidden' name='wpgmaps_marker_id' id='wpgmaps_marker_id' value='".intval($mid)."' />
1184
  <div id=\"wpgmaps_status\"></div>
1185
  <table>
1186
 
1187
  <tr>
1188
  <td>".__("Marker Latitude","wp-google-maps").":</td>
1189
+ <td><input id='wpgmaps_marker_lat' name='wpgmaps_marker_lat' type='text' size='15' maxlength='100' value='".floatval($res->lat)."' /></td>
1190
  </tr>
1191
  <tr>
1192
  <td>".__("Marker Longitude","wp-google-maps").":</td>
1193
+ <td><input id='wpgmaps_marker_lng' name='wpgmaps_marker_lng' type='text' size='15' maxlength='100' value='".floatval($res->lng)."' /></td>
1194
  </tr>
1195
 
1196
  </table>
1435
 
1436
  }
1437
 
1438
+ /**
1439
+ * This fuction remain in place, however, does execute any code
1440
+ *
1441
+ * It should be noted this code has technically been disabled for an extensive amount of time, the setting that controls this function was removed pre V8
1442
+ *
1443
+ * @deprecated since 8.1.18
1444
+ */
1445
+ function wpgmaps_load_jquery() {}
 
 
 
 
 
1446
 
1447
  function wpgmza_get_category_data($cat_id) {
1448
  global $wpgmza;
1497
 
1498
 
1499
  function wpgmza_return_error($data) {
1500
+ echo "<div id=\"message\" class=\"error\"><p><strong>".strip_tags($data->get_error_message())."</strong><blockquote>".strip_tags($data->get_error_data())."</blockquote></p></div>";
1501
 
1502
  }
1503
 
1639
 
1640
  echo "<p>" . __('<strong>Alternatively, please switch to the OpenLayers map engine</strong> on the maps settings page', 'wp-google-maps') . "</p>";
1641
 
1642
+ echo sprintf( __('Need help? %s or %s.', 'wp-google-maps'), esc_url($video), esc_url($documentation) )."</p>";
1643
  echo "</div>";
1644
  }
1645
  }
1722
  if (defined('wpgm_aff')) {
1723
  $id = sanitize_text_field(wpgm_aff);
1724
  if ($id && $id !== "") {
1725
+ return esc_attr("http://affiliatetracker.io/?aff=".$id."&affuri=".base64_encode($link));
1726
  } else {
1727
+ return esc_attr($link);
1728
  }
1729
 
1730
  } else {
1731
+ return esc_attr($link);
1732
  }
1733
  }
1734
 
lib/codemirror.css DELETED
@@ -1,346 +0,0 @@
1
- /* BASICS */
2
-
3
- .CodeMirror {
4
- /* Set height, width, borders, and global font properties here */
5
- font-family: monospace;
6
- height: 300px;
7
- color: black;
8
- direction: ltr;
9
- }
10
-
11
- /* PADDING */
12
-
13
- .CodeMirror-lines {
14
- padding: 4px 0; /* Vertical padding around content */
15
- }
16
- .CodeMirror pre {
17
- padding: 0 4px; /* Horizontal padding of content */
18
- }
19
-
20
- .CodeMirror-scrollbar-filler, .CodeMirror-gutter-filler {
21
- background-color: white; /* The little square between H and V scrollbars */
22
- }
23
-
24
- /* GUTTER */
25
-
26
- .CodeMirror-gutters {
27
- border-right: 1px solid #ddd;
28
- background-color: #f7f7f7;
29
- white-space: nowrap;
30
- }
31
- .CodeMirror-linenumbers {}
32
- .CodeMirror-linenumber {
33
- padding: 0 3px 0 5px;
34
- min-width: 20px;
35
- text-align: right;
36
- color: #999;
37
- white-space: nowrap;
38
- }
39
-
40
- .CodeMirror-guttermarker { color: black; }
41
- .CodeMirror-guttermarker-subtle { color: #999; }
42
-
43
- /* CURSOR */
44
-
45
- .CodeMirror-cursor {
46
- border-left: 1px solid black;
47
- border-right: none;
48
- width: 0;
49
- }
50
- /* Shown when moving in bi-directional text */
51
- .CodeMirror div.CodeMirror-secondarycursor {
52
- border-left: 1px solid silver;
53
- }
54
- .cm-fat-cursor .CodeMirror-cursor {
55
- width: auto;
56
- border: 0 !important;
57
- background: #7e7;
58
- }
59
- .cm-fat-cursor div.CodeMirror-cursors {
60
- z-index: 1;
61
- }
62
- .cm-fat-cursor-mark {
63
- background-color: rgba(20, 255, 20, 0.5);
64
- -webkit-animation: blink 1.06s steps(1) infinite;
65
- -moz-animation: blink 1.06s steps(1) infinite;
66
- animation: blink 1.06s steps(1) infinite;
67
- }
68
- .cm-animate-fat-cursor {
69
- width: auto;
70
- border: 0;
71
- -webkit-animation: blink 1.06s steps(1) infinite;
72
- -moz-animation: blink 1.06s steps(1) infinite;
73
- animation: blink 1.06s steps(1) infinite;
74
- background-color: #7e7;
75
- }
76
- @-moz-keyframes blink {
77
- 0% {}
78
- 50% { background-color: transparent; }
79
- 100% {}
80
- }
81
- @-webkit-keyframes blink {
82
- 0% {}
83
- 50% { background-color: transparent; }
84
- 100% {}
85
- }
86
- @keyframes blink {
87
- 0% {}
88
- 50% { background-color: transparent; }
89
- 100% {}
90
- }
91
-
92
- /* Can style cursor different in overwrite (non-insert) mode */
93
- .CodeMirror-overwrite .CodeMirror-cursor {}
94
-
95
- .cm-tab { display: inline-block; text-decoration: inherit; }
96
-
97
- .CodeMirror-rulers {
98
- position: absolute;
99
- left: 0; right: 0; top: -50px; bottom: -20px;
100
- overflow: hidden;
101
- }
102
- .CodeMirror-ruler {
103
- border-left: 1px solid #ccc;
104
- top: 0; bottom: 0;
105
- position: absolute;
106
- }
107
-
108
- /* DEFAULT THEME */
109
-
110
- .cm-s-default .cm-header {color: blue;}
111
- .cm-s-default .cm-quote {color: #090;}
112
- .cm-negative {color: #d44;}
113
- .cm-positive {color: #292;}
114
- .cm-header, .cm-strong {font-weight: bold;}
115
- .cm-em {font-style: italic;}
116
- .cm-link {text-decoration: underline;}
117
- .cm-strikethrough {text-decoration: line-through;}
118
-
119
- .cm-s-default .cm-keyword {color: #708;}
120
- .cm-s-default .cm-atom {color: #219;}
121
- .cm-s-default .cm-number {color: #164;}
122
- .cm-s-default .cm-def {color: #00f;}
123
- .cm-s-default .cm-variable,
124
- .cm-s-default .cm-punctuation,
125
- .cm-s-default .cm-property,
126
- .cm-s-default .cm-operator {}
127
- .cm-s-default .cm-variable-2 {color: #05a;}
128
- .cm-s-default .cm-variable-3, .cm-s-default .cm-type {color: #085;}
129
- .cm-s-default .cm-comment {color: #a50;}
130
- .cm-s-default .cm-string {color: #a11;}
131
- .cm-s-default .cm-string-2 {color: #f50;}
132
- .cm-s-default .cm-meta {color: #555;}
133
- .cm-s-default .cm-qualifier {color: #555;}
134
- .cm-s-default .cm-builtin {color: #30a;}
135
- .cm-s-default .cm-bracket {color: #997;}
136
- .cm-s-default .cm-tag {color: #170;}
137
- .cm-s-default .cm-attribute {color: #00c;}
138
- .cm-s-default .cm-hr {color: #999;}
139
- .cm-s-default .cm-link {color: #00c;}
140
-
141
- .cm-s-default .cm-error {color: #f00;}
142
- .cm-invalidchar {color: #f00;}
143
-
144
- .CodeMirror-composing { border-bottom: 2px solid; }
145
-
146
- /* Default styles for common addons */
147
-
148
- div.CodeMirror span.CodeMirror-matchingbracket {color: #0b0;}
149
- div.CodeMirror span.CodeMirror-nonmatchingbracket {color: #a22;}
150
- .CodeMirror-matchingtag { background: rgba(255, 150, 0, .3); }
151
- .CodeMirror-activeline-background {background: #e8f2ff;}
152
-
153
- /* STOP */
154
-
155
- /* The rest of this file contains styles related to the mechanics of
156
- the editor. You probably shouldn't touch them. */
157
-
158
- .CodeMirror {
159
- position: relative;
160
- overflow: hidden;
161
- background: white;
162
- }
163
-
164
- .CodeMirror-scroll {
165
- overflow: scroll !important; /* Things will break if this is overridden */
166
- /* 30px is the magic margin used to hide the element's real scrollbars */
167
- /* See overflow: hidden in .CodeMirror */
168
- margin-bottom: -30px; margin-right: -30px;
169
- padding-bottom: 30px;
170
- height: 100%;
171
- outline: none; /* Prevent dragging from highlighting the element */
172
- position: relative;
173
- }
174
- .CodeMirror-sizer {
175
- position: relative;
176
- border-right: 30px solid transparent;
177
- }
178
-
179
- /* The fake, visible scrollbars. Used to force redraw during scrolling
180
- before actual scrolling happens, thus preventing shaking and
181
- flickering artifacts. */
182
- .CodeMirror-vscrollbar, .CodeMirror-hscrollbar, .CodeMirror-scrollbar-filler, .CodeMirror-gutter-filler {
183
- position: absolute;
184
- z-index: 6;
185
- display: none;
186
- }
187
- .CodeMirror-vscrollbar {
188
- right: 0; top: 0;
189
- overflow-x: hidden;
190
- overflow-y: scroll;
191
- }
192
- .CodeMirror-hscrollbar {
193
- bottom: 0; left: 0;
194
- overflow-y: hidden;
195
- overflow-x: scroll;
196
- }
197
- .CodeMirror-scrollbar-filler {
198
- right: 0; bottom: 0;
199
- }
200
- .CodeMirror-gutter-filler {
201
- left: 0; bottom: 0;
202
- }
203
-
204
- .CodeMirror-gutters {
205
- position: absolute; left: 0; top: 0;
206
- min-height: 100%;
207
- z-index: 3;
208
- }
209
- .CodeMirror-gutter {
210
- white-space: normal;
211
- height: 100%;
212
- display: inline-block;
213
- vertical-align: top;
214
- margin-bottom: -30px;
215
- }
216
- .CodeMirror-gutter-wrapper {
217
- position: absolute;
218
- z-index: 4;
219
- background: none !important;
220
- border: none !important;
221
- }
222
- .CodeMirror-gutter-background {
223
- position: absolute;
224
- top: 0; bottom: 0;
225
- z-index: 4;
226
- }
227
- .CodeMirror-gutter-elt {
228
- position: absolute;
229
- cursor: default;
230
- z-index: 4;
231
- }
232
- .CodeMirror-gutter-wrapper ::selection { background-color: transparent }
233
- .CodeMirror-gutter-wrapper ::-moz-selection { background-color: transparent }
234
-
235
- .CodeMirror-lines {
236
- cursor: text;
237
- min-height: 1px; /* prevents collapsing before first draw */
238
- }
239
- .CodeMirror pre {
240
- /* Reset some styles that the rest of the page might have set */
241
- -moz-border-radius: 0; -webkit-border-radius: 0; border-radius: 0;
242
- border-width: 0;
243
- background: transparent;
244
- font-family: inherit;
245
- font-size: inherit;
246
- margin: 0;
247
- white-space: pre;
248
- word-wrap: normal;
249
- line-height: inherit;
250
- color: inherit;
251
- z-index: 2;
252
- position: relative;
253
- overflow: visible;
254
- -webkit-tap-highlight-color: transparent;
255
- -webkit-font-variant-ligatures: contextual;
256
- font-variant-ligatures: contextual;
257
- }
258
- .CodeMirror-wrap pre {
259
- word-wrap: break-word;
260
- white-space: pre-wrap;
261
- word-break: normal;
262
- }
263
-
264
- .CodeMirror-linebackground {
265
- position: absolute;
266
- left: 0; right: 0; top: 0; bottom: 0;
267
- z-index: 0;
268
- }
269
-
270
- .CodeMirror-linewidget {
271
- position: relative;
272
- z-index: 2;
273
- padding: 0.1px; /* Force widget margins to stay inside of the container */
274
- }
275
-
276
- .CodeMirror-widget {}
277
-
278
- .CodeMirror-rtl pre { direction: rtl; }
279
-
280
- .CodeMirror-code {
281
- outline: none;
282
- }
283
-
284
- /* Force content-box sizing for the elements where we expect it */
285
- .CodeMirror-scroll,
286
- .CodeMirror-sizer,
287
- .CodeMirror-gutter,
288
- .CodeMirror-gutters,
289
- .CodeMirror-linenumber {
290
- -moz-box-sizing: content-box;
291
- box-sizing: content-box;
292
- }
293
-
294
- .CodeMirror-measure {
295
- position: absolute;
296
- width: 100%;
297
- height: 0;
298
- overflow: hidden;
299
- visibility: hidden;
300
- }
301
-
302
- .CodeMirror-cursor {
303
- position: absolute;
304
- pointer-events: none;
305
- }
306
- .CodeMirror-measure pre { position: static; }
307
-
308
- div.CodeMirror-cursors {
309
- visibility: hidden;
310
- position: relative;
311
- z-index: 3;
312
- }
313
- div.CodeMirror-dragcursors {
314
- visibility: visible;
315
- }
316
-
317
- .CodeMirror-focused div.CodeMirror-cursors {
318
- visibility: visible;
319
- }
320
-
321
- .CodeMirror-selected { background: #d9d9d9; }
322
- .CodeMirror-focused .CodeMirror-selected { background: #d7d4f0; }
323
- .CodeMirror-crosshair { cursor: crosshair; }
324
- .CodeMirror-line::selection, .CodeMirror-line > span::selection, .CodeMirror-line > span > span::selection { background: #d7d4f0; }
325
- .CodeMirror-line::-moz-selection, .CodeMirror-line > span::-moz-selection, .CodeMirror-line > span > span::-moz-selection { background: #d7d4f0; }
326
-
327
- .cm-searching {
328
- background-color: #ffa;
329
- background-color: rgba(255, 255, 0, .4);
330
- }
331
-
332
- /* Used to force a border model for a node */
333
- .cm-force-border { padding-right: .1px; }
334
-
335
- @media print {
336
- /* Hide the cursor when printing */
337
- .CodeMirror div.CodeMirror-cursors {
338
- visibility: hidden;
339
- }
340
- }
341
-
342
- /* See issue #2901 */
343
- .cm-tab-wrap-hack:after { content: ''; }
344
-
345
- /* Help users use markselection to safely style text background */
346
- span.CodeMirror-selectedtext { background: none; }
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
lib/codemirror.js DELETED
@@ -1,9762 +0,0 @@
1
- // CodeMirror, copyright (c) by Marijn Haverbeke and others
2
- // Distributed under an MIT license: https://codemirror.net/LICENSE
3
-
4
- // This is CodeMirror (https://codemirror.net), a code editor
5
- // implemented in JavaScript on top of the browser's DOM.
6
- //
7
- // You can find some technical background for some of the code below
8
- // at http://marijnhaverbeke.nl/blog/#cm-internals .
9
-
10
- (function (global, factory) {
11
- typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
12
- typeof define === 'function' && define.amd ? define(factory) :
13
- (global.CodeMirror = factory());
14
- }(this, (function () { 'use strict';
15
-
16
- // Kludges for bugs and behavior differences that can't be feature
17
- // detected are enabled based on userAgent etc sniffing.
18
- var userAgent = navigator.userAgent;
19
- var platform = navigator.platform;
20
-
21
- var gecko = /gecko\/\d/i.test(userAgent);
22
- var ie_upto10 = /MSIE \d/.test(userAgent);
23
- var ie_11up = /Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(userAgent);
24
- var edge = /Edge\/(\d+)/.exec(userAgent);
25
- var ie = ie_upto10 || ie_11up || edge;
26
- var ie_version = ie && (ie_upto10 ? document.documentMode || 6 : +(edge || ie_11up)[1]);
27
- var webkit = !edge && /WebKit\//.test(userAgent);
28
- var qtwebkit = webkit && /Qt\/\d+\.\d+/.test(userAgent);
29
- var chrome = !edge && /Chrome\//.test(userAgent);
30
- var presto = /Opera\//.test(userAgent);
31
- var safari = /Apple Computer/.test(navigator.vendor);
32
- var mac_geMountainLion = /Mac OS X 1\d\D([8-9]|\d\d)\D/.test(userAgent);
33
- var phantom = /PhantomJS/.test(userAgent);
34
-
35
- var ios = !edge && /AppleWebKit/.test(userAgent) && /Mobile\/\w+/.test(userAgent);
36
- var android = /Android/.test(userAgent);
37
- // This is woefully incomplete. Suggestions for alternative methods welcome.
38
- var mobile = ios || android || /webOS|BlackBerry|Opera Mini|Opera Mobi|IEMobile/i.test(userAgent);
39
- var mac = ios || /Mac/.test(platform);
40
- var chromeOS = /\bCrOS\b/.test(userAgent);
41
- var windows = /win/i.test(platform);
42
-
43
- var presto_version = presto && userAgent.match(/Version\/(\d*\.\d*)/);
44
- if (presto_version) { presto_version = Number(presto_version[1]); }
45
- if (presto_version && presto_version >= 15) { presto = false; webkit = true; }
46
- // Some browsers use the wrong event properties to signal cmd/ctrl on OS X
47
- var flipCtrlCmd = mac && (qtwebkit || presto && (presto_version == null || presto_version < 12.11));
48
- var captureRightClick = gecko || (ie && ie_version >= 9);
49
-
50
- function classTest(cls) { return new RegExp("(^|\\s)" + cls + "(?:$|\\s)\\s*") }
51
-
52
- var rmClass = function(node, cls) {
53
- var current = node.className;
54
- var match = classTest(cls).exec(current);
55
- if (match) {
56
- var after = current.slice(match.index + match[0].length);
57
- node.className = current.slice(0, match.index) + (after ? match[1] + after : "");
58
- }
59
- };
60
-
61
- function removeChildren(e) {
62
- for (var count = e.childNodes.length; count > 0; --count)
63
- { e.removeChild(e.firstChild); }
64
- return e
65
- }
66
-
67
- function removeChildrenAndAdd(parent, e) {
68
- return removeChildren(parent).appendChild(e)
69
- }
70
-
71
- function elt(tag, content, className, style) {
72
- var e = document.createElement(tag);
73
- if (className) { e.className = className; }
74
- if (style) { e.style.cssText = style; }
75
- if (typeof content == "string") { e.appendChild(document.createTextNode(content)); }
76
- else if (content) { for (var i = 0; i < content.length; ++i) { e.appendChild(content[i]); } }
77
- return e
78
- }
79
- // wrapper for elt, which removes the elt from the accessibility tree
80
- function eltP(tag, content, className, style) {
81
- var e = elt(tag, content, className, style);
82
- e.setAttribute("role", "presentation");
83
- return e
84
- }
85
-
86
- var range;
87
- if (document.createRange) { range = function(node, start, end, endNode) {
88
- var r = document.createRange();
89
- r.setEnd(endNode || node, end);
90
- r.setStart(node, start);
91
- return r
92
- }; }
93
- else { range = function(node, start, end) {
94
- var r = document.body.createTextRange();
95
- try { r.moveToElementText(node.parentNode); }
96
- catch(e) { return r }
97
- r.collapse(true);
98
- r.moveEnd("character", end);
99
- r.moveStart("character", start);
100
- return r
101
- }; }
102
-
103
- function contains(parent, child) {
104
- if (child.nodeType == 3) // Android browser always returns false when child is a textnode
105
- { child = child.parentNode; }
106
- if (parent.contains)
107
- { return parent.contains(child) }
108
- do {
109
- if (child.nodeType == 11) { child = child.host; }
110
- if (child == parent) { return true }
111
- } while (child = child.parentNode)
112
- }
113
-
114
- function activeElt() {
115
- // IE and Edge may throw an "Unspecified Error" when accessing document.activeElement.
116
- // IE < 10 will throw when accessed while the page is loading or in an iframe.
117
- // IE > 9 and Edge will throw when accessed in an iframe if document.body is unavailable.
118
- var activeElement;
119
- try {
120
- activeElement = document.activeElement;
121
- } catch(e) {
122
- activeElement = document.body || null;
123
- }
124
- while (activeElement && activeElement.shadowRoot && activeElement.shadowRoot.activeElement)
125
- { activeElement = activeElement.shadowRoot.activeElement; }
126
- return activeElement
127
- }
128
-
129
- function addClass(node, cls) {
130
- var current = node.className;
131
- if (!classTest(cls).test(current)) { node.className += (current ? " " : "") + cls; }
132
- }
133
- function joinClasses(a, b) {
134
- var as = a.split(" ");
135
- for (var i = 0; i < as.length; i++)
136
- { if (as[i] && !classTest(as[i]).test(b)) { b += " " + as[i]; } }
137
- return b
138
- }
139
-
140
- var selectInput = function(node) { node.select(); };
141
- if (ios) // Mobile Safari apparently has a bug where select() is broken.
142
- { selectInput = function(node) { node.selectionStart = 0; node.selectionEnd = node.value.length; }; }
143
- else if (ie) // Suppress mysterious IE10 errors
144
- { selectInput = function(node) { try { node.select(); } catch(_e) {} }; }
145
-
146
- function bind(f) {
147
- var args = Array.prototype.slice.call(arguments, 1);
148
- return function(){return f.apply(null, args)}
149
- }
150
-
151
- function copyObj(obj, target, overwrite) {
152
- if (!target) { target = {}; }
153
- for (var prop in obj)
154
- { if (obj.hasOwnProperty(prop) && (overwrite !== false || !target.hasOwnProperty(prop)))
155
- { target[prop] = obj[prop]; } }
156
- return target
157
- }
158
-
159
- // Counts the column offset in a string, taking tabs into account.
160
- // Used mostly to find indentation.
161
- function countColumn(string, end, tabSize, startIndex, startValue) {
162
- if (end == null) {
163
- end = string.search(/[^\s\u00a0]/);
164
- if (end == -1) { end = string.length; }
165
- }
166
- for (var i = startIndex || 0, n = startValue || 0;;) {
167
- var nextTab = string.indexOf("\t", i);
168
- if (nextTab < 0 || nextTab >= end)
169
- { return n + (end - i) }
170
- n += nextTab - i;
171
- n += tabSize - (n % tabSize);
172
- i = nextTab + 1;
173
- }
174
- }
175
-
176
- var Delayed = function() {this.id = null;};
177
- Delayed.prototype.set = function (ms, f) {
178
- clearTimeout(this.id);
179
- this.id = setTimeout(f, ms);
180
- };
181
-
182
- function indexOf(array, elt) {
183
- for (var i = 0; i < array.length; ++i)
184
- { if (array[i] == elt) { return i } }
185
- return -1
186
- }
187
-
188
- // Number of pixels added to scroller and sizer to hide scrollbar
189
- var scrollerGap = 30;
190
-
191
- // Returned or thrown by various protocols to signal 'I'm not
192
- // handling this'.
193
- var Pass = {toString: function(){return "CodeMirror.Pass"}};
194
-
195
- // Reused option objects for setSelection & friends
196
- var sel_dontScroll = {scroll: false}, sel_mouse = {origin: "*mouse"}, sel_move = {origin: "+move"};
197
-
198
- // The inverse of countColumn -- find the offset that corresponds to
199
- // a particular column.
200
- function findColumn(string, goal, tabSize) {
201
- for (var pos = 0, col = 0;;) {
202
- var nextTab = string.indexOf("\t", pos);
203
- if (nextTab == -1) { nextTab = string.length; }
204
- var skipped = nextTab - pos;
205
- if (nextTab == string.length || col + skipped >= goal)
206
- { return pos + Math.min(skipped, goal - col) }
207
- col += nextTab - pos;
208
- col += tabSize - (col % tabSize);
209
- pos = nextTab + 1;
210
- if (col >= goal) { return pos }
211
- }
212
- }
213
-
214
- var spaceStrs = [""];
215
- function spaceStr(n) {
216
- while (spaceStrs.length <= n)
217
- { spaceStrs.push(lst(spaceStrs) + " "); }
218
- return spaceStrs[n]
219
- }
220
-
221
- function lst(arr) { return arr[arr.length-1] }
222
-
223
- function map(array, f) {
224
- var out = [];
225
- for (var i = 0; i < array.length; i++) { out[i] = f(array[i], i); }
226
- return out
227
- }
228
-
229
- function insertSorted(array, value, score) {
230
- var pos = 0, priority = score(value);
231
- while (pos < array.length && score(array[pos]) <= priority) { pos++; }
232
- array.splice(pos, 0, value);
233
- }
234
-
235
- function nothing() {}
236
-
237
- function createObj(base, props) {
238
- var inst;
239
- if (Object.create) {
240
- inst = Object.create(base);
241
- } else {
242
- nothing.prototype = base;
243
- inst = new nothing();
244
- }
245
- if (props) { copyObj(props, inst); }
246
- return inst
247
- }
248
-
249
- var nonASCIISingleCaseWordChar = /[\u00df\u0587\u0590-\u05f4\u0600-\u06ff\u3040-\u309f\u30a0-\u30ff\u3400-\u4db5\u4e00-\u9fcc\uac00-\ud7af]/;
250
- function isWordCharBasic(ch) {
251
- return /\w/.test(ch) || ch > "\x80" &&
252
- (ch.toUpperCase() != ch.toLowerCase() || nonASCIISingleCaseWordChar.test(ch))
253
- }
254
- function isWordChar(ch, helper) {
255
- if (!helper) { return isWordCharBasic(ch) }
256
- if (helper.source.indexOf("\\w") > -1 && isWordCharBasic(ch)) { return true }
257
- return helper.test(ch)
258
- }
259
-
260
- function isEmpty(obj) {
261
- for (var n in obj) { if (obj.hasOwnProperty(n) && obj[n]) { return false } }
262
- return true
263
- }
264
-
265
- // Extending unicode characters. A series of a non-extending char +
266
- // any number of extending chars is treated as a single unit as far
267
- // as editing and measuring is concerned. This is not fully correct,
268
- // since some scripts/fonts/browsers also treat other configurations
269
- // of code points as a group.
270
- var extendingChars = /[\u0300-\u036f\u0483-\u0489\u0591-\u05bd\u05bf\u05c1\u05c2\u05c4\u05c5\u05c7\u0610-\u061a\u064b-\u065e\u0670\u06d6-\u06dc\u06de-\u06e4\u06e7\u06e8\u06ea-\u06ed\u0711\u0730-\u074a\u07a6-\u07b0\u07eb-\u07f3\u0816-\u0819\u081b-\u0823\u0825-\u0827\u0829-\u082d\u0900-\u0902\u093c\u0941-\u0948\u094d\u0951-\u0955\u0962\u0963\u0981\u09bc\u09be\u09c1-\u09c4\u09cd\u09d7\u09e2\u09e3\u0a01\u0a02\u0a3c\u0a41\u0a42\u0a47\u0a48\u0a4b-\u0a4d\u0a51\u0a70\u0a71\u0a75\u0a81\u0a82\u0abc\u0ac1-\u0ac5\u0ac7\u0ac8\u0acd\u0ae2\u0ae3\u0b01\u0b3c\u0b3e\u0b3f\u0b41-\u0b44\u0b4d\u0b56\u0b57\u0b62\u0b63\u0b82\u0bbe\u0bc0\u0bcd\u0bd7\u0c3e-\u0c40\u0c46-\u0c48\u0c4a-\u0c4d\u0c55\u0c56\u0c62\u0c63\u0cbc\u0cbf\u0cc2\u0cc6\u0ccc\u0ccd\u0cd5\u0cd6\u0ce2\u0ce3\u0d3e\u0d41-\u0d44\u0d4d\u0d57\u0d62\u0d63\u0dca\u0dcf\u0dd2-\u0dd4\u0dd6\u0ddf\u0e31\u0e34-\u0e3a\u0e47-\u0e4e\u0eb1\u0eb4-\u0eb9\u0ebb\u0ebc\u0ec8-\u0ecd\u0f18\u0f19\u0f35\u0f37\u0f39\u0f71-\u0f7e\u0f80-\u0f84\u0f86\u0f87\u0f90-\u0f97\u0f99-\u0fbc\u0fc6\u102d-\u1030\u1032-\u1037\u1039\u103a\u103d\u103e\u1058\u1059\u105e-\u1060\u1071-\u1074\u1082\u1085\u1086\u108d\u109d\u135f\u1712-\u1714\u1732-\u1734\u1752\u1753\u1772\u1773\u17b7-\u17bd\u17c6\u17c9-\u17d3\u17dd\u180b-\u180d\u18a9\u1920-\u1922\u1927\u1928\u1932\u1939-\u193b\u1a17\u1a18\u1a56\u1a58-\u1a5e\u1a60\u1a62\u1a65-\u1a6c\u1a73-\u1a7c\u1a7f\u1b00-\u1b03\u1b34\u1b36-\u1b3a\u1b3c\u1b42\u1b6b-\u1b73\u1b80\u1b81\u1ba2-\u1ba5\u1ba8\u1ba9\u1c2c-\u1c33\u1c36\u1c37\u1cd0-\u1cd2\u1cd4-\u1ce0\u1ce2-\u1ce8\u1ced\u1dc0-\u1de6\u1dfd-\u1dff\u200c\u200d\u20d0-\u20f0\u2cef-\u2cf1\u2de0-\u2dff\u302a-\u302f\u3099\u309a\ua66f-\ua672\ua67c\ua67d\ua6f0\ua6f1\ua802\ua806\ua80b\ua825\ua826\ua8c4\ua8e0-\ua8f1\ua926-\ua92d\ua947-\ua951\ua980-\ua982\ua9b3\ua9b6-\ua9b9\ua9bc\uaa29-\uaa2e\uaa31\uaa32\uaa35\uaa36\uaa43\uaa4c\uaab0\uaab2-\uaab4\uaab7\uaab8\uaabe\uaabf\uaac1\uabe5\uabe8\uabed\udc00-\udfff\ufb1e\ufe00-\ufe0f\ufe20-\ufe26\uff9e\uff9f]/;
271
- function isExtendingChar(ch) { return ch.charCodeAt(0) >= 768 && extendingChars.test(ch) }
272
-
273
- // Returns a number from the range [`0`; `str.length`] unless `pos` is outside that range.
274
- function skipExtendingChars(str, pos, dir) {
275
- while ((dir < 0 ? pos > 0 : pos < str.length) && isExtendingChar(str.charAt(pos))) { pos += dir; }
276
- return pos
277
- }
278
-
279
- // Returns the value from the range [`from`; `to`] that satisfies
280
- // `pred` and is closest to `from`. Assumes that at least `to`
281
- // satisfies `pred`. Supports `from` being greater than `to`.
282
- function findFirst(pred, from, to) {
283
- // At any point we are certain `to` satisfies `pred`, don't know
284
- // whether `from` does.
285
- var dir = from > to ? -1 : 1;
286
- for (;;) {
287
- if (from == to) { return from }
288
- var midF = (from + to) / 2, mid = dir < 0 ? Math.ceil(midF) : Math.floor(midF);
289
- if (mid == from) { return pred(mid) ? from : to }
290
- if (pred(mid)) { to = mid; }
291
- else { from = mid + dir; }
292
- }
293
- }
294
-
295
- // BIDI HELPERS
296
-
297
- function iterateBidiSections(order, from, to, f) {
298
- if (!order) { return f(from, to, "ltr", 0) }
299
- var found = false;
300
- for (var i = 0; i < order.length; ++i) {
301
- var part = order[i];
302
- if (part.from < to && part.to > from || from == to && part.to == from) {
303
- f(Math.max(part.from, from), Math.min(part.to, to), part.level == 1 ? "rtl" : "ltr", i);
304
- found = true;
305
- }
306
- }
307
- if (!found) { f(from, to, "ltr"); }
308
- }
309
-
310
- var bidiOther = null;
311
- function getBidiPartAt(order, ch, sticky) {
312
- var found;
313
- bidiOther = null;
314
- for (var i = 0; i < order.length; ++i) {
315
- var cur = order[i];
316
- if (cur.from < ch && cur.to > ch) { return i }
317
- if (cur.to == ch) {
318
- if (cur.from != cur.to && sticky == "before") { found = i; }
319
- else { bidiOther = i; }
320
- }
321
- if (cur.from == ch) {
322
- if (cur.from != cur.to && sticky != "before") { found = i; }
323
- else { bidiOther = i; }
324
- }
325
- }
326
- return found != null ? found : bidiOther
327
- }
328
-
329
- // Bidirectional ordering algorithm
330
- // See http://unicode.org/reports/tr9/tr9-13.html for the algorithm
331
- // that this (partially) implements.
332
-
333
- // One-char codes used for character types:
334
- // L (L): Left-to-Right
335
- // R (R): Right-to-Left
336
- // r (AL): Right-to-Left Arabic
337
- // 1 (EN): European Number
338
- // + (ES): European Number Separator
339
- // % (ET): European Number Terminator
340
- // n (AN): Arabic Number
341
- // , (CS): Common Number Separator
342
- // m (NSM): Non-Spacing Mark
343
- // b (BN): Boundary Neutral
344
- // s (B): Paragraph Separator
345
- // t (S): Segment Separator
346
- // w (WS): Whitespace
347
- // N (ON): Other Neutrals
348
-
349
- // Returns null if characters are ordered as they appear
350
- // (left-to-right), or an array of sections ({from, to, level}
351
- // objects) in the order in which they occur visually.
352
- var bidiOrdering = (function() {
353
- // Character types for codepoints 0 to 0xff
354
- var lowTypes = "bbbbbbbbbtstwsbbbbbbbbbbbbbbssstwNN%%%NNNNNN,N,N1111111111NNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNbbbbbbsbbbbbbbbbbbbbbbbbbbbbbbbbb,N%%%%NNNNLNNNNN%%11NLNNN1LNNNNNLLLLLLLLLLLLLLLLLLLLLLLNLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLN";
355
- // Character types for codepoints 0x600 to 0x6f9
356
- var arabicTypes = "nnnnnnNNr%%r,rNNmmmmmmmmmmmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmmmmmmmmnnnnnnnnnn%nnrrrmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmnNmmmmmmrrmmNmmmmrr1111111111";
357
- function charType(code) {
358
- if (code <= 0xf7) { return lowTypes.charAt(code) }
359
- else if (0x590 <= code && code <= 0x5f4) { return "R" }
360
- else if (0x600 <= code && code <= 0x6f9) { return arabicTypes.charAt(code - 0x600) }
361
- else if (0x6ee <= code && code <= 0x8ac) { return "r" }
362
- else if (0x2000 <= code && code <= 0x200b) { return "w" }
363
- else if (code == 0x200c) { return "b" }
364
- else { return "L" }
365
- }
366
-
367
- var bidiRE = /[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac]/;
368
- var isNeutral = /[stwN]/, isStrong = /[LRr]/, countsAsLeft = /[Lb1n]/, countsAsNum = /[1n]/;
369
-
370
- function BidiSpan(level, from, to) {
371
- this.level = level;
372
- this.from = from; this.to = to;
373
- }
374
-
375
- return function(str, direction) {
376
- var outerType = direction == "ltr" ? "L" : "R";
377
-
378
- if (str.length == 0 || direction == "ltr" && !bidiRE.test(str)) { return false }
379
- var len = str.length, types = [];
380
- for (var i = 0; i < len; ++i)
381
- { types.push(charType(str.charCodeAt(i))); }
382
-
383
- // W1. Examine each non-spacing mark (NSM) in the level run, and
384
- // change the type of the NSM to the type of the previous
385
- // character. If the NSM is at the start of the level run, it will
386
- // get the type of sor.
387
- for (var i$1 = 0, prev = outerType; i$1 < len; ++i$1) {
388
- var type = types[i$1];
389
- if (type == "m") { types[i$1] = prev; }
390
- else { prev = type; }
391
- }
392
-
393
- // W2. Search backwards from each instance of a European number
394
- // until the first strong type (R, L, AL, or sor) is found. If an
395
- // AL is found, change the type of the European number to Arabic
396
- // number.
397
- // W3. Change all ALs to R.
398
- for (var i$2 = 0, cur = outerType; i$2 < len; ++i$2) {
399
- var type$1 = types[i$2];
400
- if (type$1 == "1" && cur == "r") { types[i$2] = "n"; }
401
- else if (isStrong.test(type$1)) { cur = type$1; if (type$1 == "r") { types[i$2] = "R"; } }
402
- }
403
-
404
- // W4. A single European separator between two European numbers
405
- // changes to a European number. A single common separator between
406
- // two numbers of the same type changes to that type.
407
- for (var i$3 = 1, prev$1 = types[0]; i$3 < len - 1; ++i$3) {
408
- var type$2 = types[i$3];
409
- if (type$2 == "+" && prev$1 == "1" && types[i$3+1] == "1") { types[i$3] = "1"; }
410
- else if (type$2 == "," && prev$1 == types[i$3+1] &&
411
- (prev$1 == "1" || prev$1 == "n")) { types[i$3] = prev$1; }
412
- prev$1 = type$2;
413
- }
414
-
415
- // W5. A sequence of European terminators adjacent to European
416
- // numbers changes to all European numbers.
417
- // W6. Otherwise, separators and terminators change to Other
418
- // Neutral.
419
- for (var i$4 = 0; i$4 < len; ++i$4) {
420
- var type$3 = types[i$4];
421
- if (type$3 == ",") { types[i$4] = "N"; }
422
- else if (type$3 == "%") {
423
- var end = (void 0);
424
- for (end = i$4 + 1; end < len && types[end] == "%"; ++end) {}
425
- var replace = (i$4 && types[i$4-1] == "!") || (end < len && types[end] == "1") ? "1" : "N";
426
- for (var j = i$4; j < end; ++j) { types[j] = replace; }
427
- i$4 = end - 1;
428
- }
429
- }
430
-
431
- // W7. Search backwards from each instance of a European number
432
- // until the first strong type (R, L, or sor) is found. If an L is
433
- // found, then change the type of the European number to L.
434
- for (var i$5 = 0, cur$1 = outerType; i$5 < len; ++i$5) {
435
- var type$4 = types[i$5];
436
- if (cur$1 == "L" && type$4 == "1") { types[i$5] = "L"; }
437
- else if (isStrong.test(type$4)) { cur$1 = type$4; }
438
- }
439
-
440
- // N1. A sequence of neutrals takes the direction of the
441
- // surrounding strong text if the text on both sides has the same
442
- // direction. European and Arabic numbers act as if they were R in
443
- // terms of their influence on neutrals. Start-of-level-run (sor)
444
- // and end-of-level-run (eor) are used at level run boundaries.
445
- // N2. Any remaining neutrals take the embedding direction.
446
- for (var i$6 = 0; i$6 < len; ++i$6) {
447
- if (isNeutral.test(types[i$6])) {
448
- var end$1 = (void 0);
449
- for (end$1 = i$6 + 1; end$1 < len && isNeutral.test(types[end$1]); ++end$1) {}
450
- var before = (i$6 ? types[i$6-1] : outerType) == "L";
451
- var after = (end$1 < len ? types[end$1] : outerType) == "L";
452
- var replace$1 = before == after ? (before ? "L" : "R") : outerType;
453
- for (var j$1 = i$6; j$1 < end$1; ++j$1) { types[j$1] = replace$1; }
454
- i$6 = end$1 - 1;
455
- }
456
- }
457
-
458
- // Here we depart from the documented algorithm, in order to avoid
459
- // building up an actual levels array. Since there are only three
460
- // levels (0, 1, 2) in an implementation that doesn't take
461
- // explicit embedding into account, we can build up the order on
462
- // the fly, without following the level-based algorithm.
463
- var order = [], m;
464
- for (var i$7 = 0; i$7 < len;) {
465
- if (countsAsLeft.test(types[i$7])) {
466
- var start = i$7;
467
- for (++i$7; i$7 < len && countsAsLeft.test(types[i$7]); ++i$7) {}
468
- order.push(new BidiSpan(0, start, i$7));
469
- } else {
470
- var pos = i$7, at = order.length;
471
- for (++i$7; i$7 < len && types[i$7] != "L"; ++i$7) {}
472
- for (var j$2 = pos; j$2 < i$7;) {
473
- if (countsAsNum.test(types[j$2])) {
474
- if (pos < j$2) { order.splice(at, 0, new BidiSpan(1, pos, j$2)); }
475
- var nstart = j$2;
476
- for (++j$2; j$2 < i$7 && countsAsNum.test(types[j$2]); ++j$2) {}
477
- order.splice(at, 0, new BidiSpan(2, nstart, j$2));
478
- pos = j$2;
479
- } else { ++j$2; }
480
- }
481
- if (pos < i$7) { order.splice(at, 0, new BidiSpan(1, pos, i$7)); }
482
- }
483
- }
484
- if (direction == "ltr") {
485
- if (order[0].level == 1 && (m = str.match(/^\s+/))) {
486
- order[0].from = m[0].length;
487
- order.unshift(new BidiSpan(0, 0, m[0].length));
488
- }
489
- if (lst(order).level == 1 && (m = str.match(/\s+$/))) {
490
- lst(order).to -= m[0].length;
491
- order.push(new BidiSpan(0, len - m[0].length, len));
492
- }
493
- }
494
-
495
- return direction == "rtl" ? order.reverse() : order
496
- }
497
- })();
498
-
499
- // Get the bidi ordering for the given line (and cache it). Returns
500
- // false for lines that are fully left-to-right, and an array of
501
- // BidiSpan objects otherwise.
502
- function getOrder(line, direction) {
503
- var order = line.order;
504
- if (order == null) { order = line.order = bidiOrdering(line.text, direction); }
505
- return order
506
- }
507
-
508
- // EVENT HANDLING
509
-
510
- // Lightweight event framework. on/off also work on DOM nodes,
511
- // registering native DOM handlers.
512
-
513
- var noHandlers = [];
514
-
515
- var on = function(emitter, type, f) {
516
- if (emitter.addEventListener) {
517
- emitter.addEventListener(type, f, false);
518
- } else if (emitter.attachEvent) {
519
- emitter.attachEvent("on" + type, f);
520
- } else {
521
- var map$$1 = emitter._handlers || (emitter._handlers = {});
522
- map$$1[type] = (map$$1[type] || noHandlers).concat(f);
523
- }
524
- };
525
-
526
- function getHandlers(emitter, type) {
527
- return emitter._handlers && emitter._handlers[type] || noHandlers
528
- }
529
-
530
- function off(emitter, type, f) {
531
- if (emitter.removeEventListener) {
532
- emitter.removeEventListener(type, f, false);
533
- } else if (emitter.detachEvent) {
534
- emitter.detachEvent("on" + type, f);
535
- } else {
536
- var map$$1 = emitter._handlers, arr = map$$1 && map$$1[type];
537
- if (arr) {
538
- var index = indexOf(arr, f);
539
- if (index > -1)
540
- { map$$1[type] = arr.slice(0, index).concat(arr.slice(index + 1)); }
541
- }
542
- }
543
- }
544
-
545
- function signal(emitter, type /*, values...*/) {
546
- var handlers = getHandlers(emitter, type);
547
- if (!handlers.length) { return }
548
- var args = Array.prototype.slice.call(arguments, 2);
549
- for (var i = 0; i < handlers.length; ++i) { handlers[i].apply(null, args); }
550
- }
551
-
552
- // The DOM events that CodeMirror handles can be overridden by
553
- // registering a (non-DOM) handler on the editor for the event name,
554
- // and preventDefault-ing the event in that handler.
555
- function signalDOMEvent(cm, e, override) {
556
- if (typeof e == "string")
557
- { e = {type: e, preventDefault: function() { this.defaultPrevented = true; }}; }
558
- signal(cm, override || e.type, cm, e);
559
- return e_defaultPrevented(e) || e.codemirrorIgnore
560
- }
561
-
562
- function signalCursorActivity(cm) {
563
- var arr = cm._handlers && cm._handlers.cursorActivity;
564
- if (!arr) { return }
565
- var set = cm.curOp.cursorActivityHandlers || (cm.curOp.cursorActivityHandlers = []);
566
- for (var i = 0; i < arr.length; ++i) { if (indexOf(set, arr[i]) == -1)
567
- { set.push(arr[i]); } }
568
- }
569
-
570
- function hasHandler(emitter, type) {
571
- return getHandlers(emitter, type).length > 0
572
- }
573
-
574
- // Add on and off methods to a constructor's prototype, to make
575
- // registering events on such objects more convenient.
576
- function eventMixin(ctor) {
577
- ctor.prototype.on = function(type, f) {on(this, type, f);};
578
- ctor.prototype.off = function(type, f) {off(this, type, f);};
579
- }
580
-
581
- // Due to the fact that we still support jurassic IE versions, some
582
- // compatibility wrappers are needed.
583
-
584
- function e_preventDefault(e) {
585
- if (e.preventDefault) { e.preventDefault(); }
586
- else { e.returnValue = false; }
587
- }
588
- function e_stopPropagation(e) {
589
- if (e.stopPropagation) { e.stopPropagation(); }
590
- else { e.cancelBubble = true; }
591
- }
592
- function e_defaultPrevented(e) {
593
- return e.defaultPrevented != null ? e.defaultPrevented : e.returnValue == false
594
- }
595
- function e_stop(e) {e_preventDefault(e); e_stopPropagation(e);}
596
-
597
- function e_target(e) {return e.target || e.srcElement}
598
- function e_button(e) {
599
- var b = e.which;
600
- if (b == null) {
601
- if (e.button & 1) { b = 1; }
602
- else if (e.button & 2) { b = 3; }
603
- else if (e.button & 4) { b = 2; }
604
- }
605
- if (mac && e.ctrlKey && b == 1) { b = 3; }
606
- return b
607
- }
608
-
609
- // Detect drag-and-drop
610
- var dragAndDrop = function() {
611
- // There is *some* kind of drag-and-drop support in IE6-8, but I
612
- // couldn't get it to work yet.
613
- if (ie && ie_version < 9) { return false }
614
- var div = elt('div');
615
- return "draggable" in div || "dragDrop" in div
616
- }();
617
-
618
- var zwspSupported;
619
- function zeroWidthElement(measure) {
620
- if (zwspSupported == null) {
621
- var test = elt("span", "\u200b");
622
- removeChildrenAndAdd(measure, elt("span", [test, document.createTextNode("x")]));
623
- if (measure.firstChild.offsetHeight != 0)
624
- { zwspSupported = test.offsetWidth <= 1 && test.offsetHeight > 2 && !(ie && ie_version < 8); }
625
- }
626
- var node = zwspSupported ? elt("span", "\u200b") :
627
- elt("span", "\u00a0", null, "display: inline-block; width: 1px; margin-right: -1px");
628
- node.setAttribute("cm-text", "");
629
- return node
630
- }
631
-
632
- // Feature-detect IE's crummy client rect reporting for bidi text
633
- var badBidiRects;
634
- function hasBadBidiRects(measure) {
635
- if (badBidiRects != null) { return badBidiRects }
636
- var txt = removeChildrenAndAdd(measure, document.createTextNode("A\u062eA"));
637
- var r0 = range(txt, 0, 1).getBoundingClientRect();
638
- var r1 = range(txt, 1, 2).getBoundingClientRect();
639
- removeChildren(measure);
640
- if (!r0 || r0.left == r0.right) { return false } // Safari returns null in some cases (#2780)
641
- return badBidiRects = (r1.right - r0.right < 3)
642
- }
643
-
644
- // See if "".split is the broken IE version, if so, provide an
645
- // alternative way to split lines.
646
- var splitLinesAuto = "\n\nb".split(/\n/).length != 3 ? function (string) {
647
- var pos = 0, result = [], l = string.length;
648
- while (pos <= l) {
649
- var nl = string.indexOf("\n", pos);
650
- if (nl == -1) { nl = string.length; }
651
- var line = string.slice(pos, string.charAt(nl - 1) == "\r" ? nl - 1 : nl);
652
- var rt = line.indexOf("\r");
653
- if (rt != -1) {
654
- result.push(line.slice(0, rt));
655
- pos += rt + 1;
656
- } else {
657
- result.push(line);
658
- pos = nl + 1;
659
- }
660
- }
661
- return result
662
- } : function (string) { return string.split(/\r\n?|\n/); };
663
-
664
- var hasSelection = window.getSelection ? function (te) {
665
- try { return te.selectionStart != te.selectionEnd }
666
- catch(e) { return false }
667
- } : function (te) {
668
- var range$$1;
669
- try {range$$1 = te.ownerDocument.selection.createRange();}
670
- catch(e) {}
671
- if (!range$$1 || range$$1.parentElement() != te) { return false }
672
- return range$$1.compareEndPoints("StartToEnd", range$$1) != 0
673
- };
674
-
675
- var hasCopyEvent = (function () {
676
- var e = elt("div");
677
- if ("oncopy" in e) { return true }
678
- e.setAttribute("oncopy", "return;");
679
- return typeof e.oncopy == "function"
680
- })();
681
-
682
- var badZoomedRects = null;
683
- function hasBadZoomedRects(measure) {
684
- if (badZoomedRects != null) { return badZoomedRects }
685
- var node = removeChildrenAndAdd(measure, elt("span", "x"));
686
- var normal = node.getBoundingClientRect();
687
- var fromRange = range(node, 0, 1).getBoundingClientRect();
688
- return badZoomedRects = Math.abs(normal.left - fromRange.left) > 1
689
- }
690
-
691
- // Known modes, by name and by MIME
692
- var modes = {}, mimeModes = {};
693
-
694
- // Extra arguments are stored as the mode's dependencies, which is
695
- // used by (legacy) mechanisms like loadmode.js to automatically
696
- // load a mode. (Preferred mechanism is the require/define calls.)
697
- function defineMode(name, mode) {
698
- if (arguments.length > 2)
699
- { mode.dependencies = Array.prototype.slice.call(arguments, 2); }
700
- modes[name] = mode;
701
- }
702
-
703
- function defineMIME(mime, spec) {
704
- mimeModes[mime] = spec;
705
- }
706
-
707
- // Given a MIME type, a {name, ...options} config object, or a name
708
- // string, return a mode config object.
709
- function resolveMode(spec) {
710
- if (typeof spec == "string" && mimeModes.hasOwnProperty(spec)) {
711
- spec = mimeModes[spec];
712
- } else if (spec && typeof spec.name == "string" && mimeModes.hasOwnProperty(spec.name)) {
713
- var found = mimeModes[spec.name];
714
- if (typeof found == "string") { found = {name: found}; }
715
- spec = createObj(found, spec);
716
- spec.name = found.name;
717
- } else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+xml$/.test(spec)) {
718
- return resolveMode("application/xml")
719
- } else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+json$/.test(spec)) {
720
- return resolveMode("application/json")
721
- }
722
- if (typeof spec == "string") { return {name: spec} }
723
- else { return spec || {name: "null"} }
724
- }
725
-
726
- // Given a mode spec (anything that resolveMode accepts), find and
727
- // initialize an actual mode object.
728
- function getMode(options, spec) {
729
- spec = resolveMode(spec);
730
- var mfactory = modes[spec.name];
731
- if (!mfactory) { return getMode(options, "text/plain") }
732
- var modeObj = mfactory(options, spec);
733
- if (modeExtensions.hasOwnProperty(spec.name)) {
734
- var exts = modeExtensions[spec.name];
735
- for (var prop in exts) {
736
- if (!exts.hasOwnProperty(prop)) { continue }
737
- if (modeObj.hasOwnProperty(prop)) { modeObj["_" + prop] = modeObj[prop]; }
738
- modeObj[prop] = exts[prop];
739
- }
740
- }
741
- modeObj.name = spec.name;
742
- if (spec.helperType) { modeObj.helperType = spec.helperType; }
743
- if (spec.modeProps) { for (var prop$1 in spec.modeProps)
744
- { modeObj[prop$1] = spec.modeProps[prop$1]; } }
745
-
746
- return modeObj
747
- }
748
-
749
- // This can be used to attach properties to mode objects from
750
- // outside the actual mode definition.
751
- var modeExtensions = {};
752
- function extendMode(mode, properties) {
753
- var exts = modeExtensions.hasOwnProperty(mode) ? modeExtensions[mode] : (modeExtensions[mode] = {});
754
- copyObj(properties, exts);
755
- }
756
-
757
- function copyState(mode, state) {
758
- if (state === true) { return state }
759
- if (mode.copyState) { return mode.copyState(state) }
760
- var nstate = {};
761
- for (var n in state) {
762
- var val = state[n];
763
- if (val instanceof Array) { val = val.concat([]); }
764
- nstate[n] = val;
765
- }
766
- return nstate
767
- }
768
-
769
- // Given a mode and a state (for that mode), find the inner mode and
770
- // state at the position that the state refers to.
771
- function innerMode(mode, state) {
772
- var info;
773
- while (mode.innerMode) {
774
- info = mode.innerMode(state);
775
- if (!info || info.mode == mode) { break }
776
- state = info.state;
777
- mode = info.mode;
778
- }
779
- return info || {mode: mode, state: state}
780
- }
781
-
782
- function startState(mode, a1, a2) {
783
- return mode.startState ? mode.startState(a1, a2) : true
784
- }
785
-
786
- // STRING STREAM
787
-
788
- // Fed to the mode parsers, provides helper functions to make
789
- // parsers more succinct.
790
-
791
- var StringStream = function(string, tabSize, lineOracle) {
792
- this.pos = this.start = 0;
793
- this.string = string;
794
- this.tabSize = tabSize || 8;
795
- this.lastColumnPos = this.lastColumnValue = 0;
796
- this.lineStart = 0;
797
- this.lineOracle = lineOracle;
798
- };
799
-
800
- StringStream.prototype.eol = function () {return this.pos >= this.string.length};
801
- StringStream.prototype.sol = function () {return this.pos == this.lineStart};
802
- StringStream.prototype.peek = function () {return this.string.charAt(this.pos) || undefined};
803
- StringStream.prototype.next = function () {
804
- if (this.pos < this.string.length)
805
- { return this.string.charAt(this.pos++) }
806
- };
807
- StringStream.prototype.eat = function (match) {
808
- var ch = this.string.charAt(this.pos);
809
- var ok;
810
- if (typeof match == "string") { ok = ch == match; }
811
- else { ok = ch && (match.test ? match.test(ch) : match(ch)); }
812
- if (ok) {++this.pos; return ch}
813
- };
814
- StringStream.prototype.eatWhile = function (match) {
815
- var start = this.pos;
816
- while (this.eat(match)){}
817
- return this.pos > start
818
- };
819
- StringStream.prototype.eatSpace = function () {
820
- var this$1 = this;
821
-
822
- var start = this.pos;
823
- while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) { ++this$1.pos; }
824
- return this.pos > start
825
- };
826
- StringStream.prototype.skipToEnd = function () {this.pos = this.string.length;};
827
- StringStream.prototype.skipTo = function (ch) {
828
- var found = this.string.indexOf(ch, this.pos);
829
- if (found > -1) {this.pos = found; return true}
830
- };
831
- StringStream.prototype.backUp = function (n) {this.pos -= n;};
832
- StringStream.prototype.column = function () {
833
- if (this.lastColumnPos < this.start) {
834
- this.lastColumnValue = countColumn(this.string, this.start, this.tabSize, this.lastColumnPos, this.lastColumnValue);
835
- this.lastColumnPos = this.start;
836
- }
837
- return this.lastColumnValue - (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0)
838
- };
839
- StringStream.prototype.indentation = function () {
840
- return countColumn(this.string, null, this.tabSize) -
841
- (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0)
842
- };
843
- StringStream.prototype.match = function (pattern, consume, caseInsensitive) {
844
- if (typeof pattern == "string") {
845
- var cased = function (str) { return caseInsensitive ? str.toLowerCase() : str; };
846
- var substr = this.string.substr(this.pos, pattern.length);
847
- if (cased(substr) == cased(pattern)) {
848
- if (consume !== false) { this.pos += pattern.length; }
849
- return true
850
- }
851
- } else {
852
- var match = this.string.slice(this.pos).match(pattern);
853
- if (match && match.index > 0) { return null }
854
- if (match && consume !== false) { this.pos += match[0].length; }
855
- return match
856
- }
857
- };
858
- StringStream.prototype.current = function (){return this.string.slice(this.start, this.pos)};
859
- StringStream.prototype.hideFirstChars = function (n, inner) {
860
- this.lineStart += n;
861
- try { return inner() }
862
- finally { this.lineStart -= n; }
863
- };
864
- StringStream.prototype.lookAhead = function (n) {
865
- var oracle = this.lineOracle;
866
- return oracle && oracle.lookAhead(n)
867
- };
868
- StringStream.prototype.baseToken = function () {
869
- var oracle = this.lineOracle;
870
- return oracle && oracle.baseToken(this.pos)
871
- };
872
-
873
- // Find the line object corresponding to the given line number.
874
- function getLine(doc, n) {
875
- n -= doc.first;
876
- if (n < 0 || n >= doc.size) { throw new Error("There is no line " + (n + doc.first) + " in the document.") }
877
- var chunk = doc;
878
- while (!chunk.lines) {
879
- for (var i = 0;; ++i) {
880
- var child = chunk.children[i], sz = child.chunkSize();
881
- if (n < sz) { chunk = child; break }
882
- n -= sz;
883
- }
884
- }
885
- return chunk.lines[n]
886
- }
887
-
888
- // Get the part of a document between two positions, as an array of
889
- // strings.
890
- function getBetween(doc, start, end) {
891
- var out = [], n = start.line;
892
- doc.iter(start.line, end.line + 1, function (line) {
893
- var text = line.text;
894
- if (n == end.line) { text = text.slice(0, end.ch); }
895
- if (n == start.line) { text = text.slice(start.ch); }
896
- out.push(text);
897
- ++n;
898
- });
899
- return out
900
- }
901
- // Get the lines between from and to, as array of strings.
902
- function getLines(doc, from, to) {
903
- var out = [];
904
- doc.iter(from, to, function (line) { out.push(line.text); }); // iter aborts when callback returns truthy value
905
- return out
906
- }
907
-
908
- // Update the height of a line, propagating the height change
909
- // upwards to parent nodes.
910
- function updateLineHeight(line, height) {
911
- var diff = height - line.height;
912
- if (diff) { for (var n = line; n; n = n.parent) { n.height += diff; } }
913
- }
914
-
915
- // Given a line object, find its line number by walking up through
916
- // its parent links.
917
- function lineNo(line) {
918
- if (line.parent == null) { return null }
919
- var cur = line.parent, no = indexOf(cur.lines, line);
920
- for (var chunk = cur.parent; chunk; cur = chunk, chunk = chunk.parent) {
921
- for (var i = 0;; ++i) {
922
- if (chunk.children[i] == cur) { break }
923
- no += chunk.children[i].chunkSize();
924
- }
925
- }
926
- return no + cur.first
927
- }
928
-
929
- // Find the line at the given vertical position, using the height
930
- // information in the document tree.
931
- function lineAtHeight(chunk, h) {
932
- var n = chunk.first;
933
- outer: do {
934
- for (var i$1 = 0; i$1 < chunk.children.length; ++i$1) {
935
- var child = chunk.children[i$1], ch = child.height;
936
- if (h < ch) { chunk = child; continue outer }
937
- h -= ch;
938
- n += child.chunkSize();
939
- }
940
- return n
941
- } while (!chunk.lines)
942
- var i = 0;
943
- for (; i < chunk.lines.length; ++i) {
944
- var line = chunk.lines[i], lh = line.height;
945
- if (h < lh) { break }
946
- h -= lh;
947
- }
948
- return n + i
949
- }
950
-
951
- function isLine(doc, l) {return l >= doc.first && l < doc.first + doc.size}
952
-
953
- function lineNumberFor(options, i) {
954
- return String(options.lineNumberFormatter(i + options.firstLineNumber))
955
- }
956
-
957
- // A Pos instance represents a position within the text.
958
- function Pos(line, ch, sticky) {
959
- if ( sticky === void 0 ) sticky = null;
960
-
961
- if (!(this instanceof Pos)) { return new Pos(line, ch, sticky) }
962
- this.line = line;
963
- this.ch = ch;
964
- this.sticky = sticky;
965
- }
966
-
967
- // Compare two positions, return 0 if they are the same, a negative
968
- // number when a is less, and a positive number otherwise.
969
- function cmp(a, b) { return a.line - b.line || a.ch - b.ch }
970
-
971
- function equalCursorPos(a, b) { return a.sticky == b.sticky && cmp(a, b) == 0 }
972
-
973
- function copyPos(x) {return Pos(x.line, x.ch)}
974
- function maxPos(a, b) { return cmp(a, b) < 0 ? b : a }
975
- function minPos(a, b) { return cmp(a, b) < 0 ? a : b }
976
-
977
- // Most of the external API clips given positions to make sure they
978
- // actually exist within the document.
979
- function clipLine(doc, n) {return Math.max(doc.first, Math.min(n, doc.first + doc.size - 1))}
980
- function clipPos(doc, pos) {
981
- if (pos.line < doc.first) { return Pos(doc.first, 0) }
982
- var last = doc.first + doc.size - 1;
983
- if (pos.line > last) { return Pos(last, getLine(doc, last).text.length) }
984
- return clipToLen(pos, getLine(doc, pos.line).text.length)
985
- }
986
- function clipToLen(pos, linelen) {
987
- var ch = pos.ch;
988
- if (ch == null || ch > linelen) { return Pos(pos.line, linelen) }
989
- else if (ch < 0) { return Pos(pos.line, 0) }
990
- else { return pos }
991
- }
992
- function clipPosArray(doc, array) {
993
- var out = [];
994
- for (var i = 0; i < array.length; i++) { out[i] = clipPos(doc, array[i]); }
995
- return out
996
- }
997
-
998
- var SavedContext = function(state, lookAhead) {
999
- this.state = state;
1000
- this.lookAhead = lookAhead;
1001
- };
1002
-
1003
- var Context = function(doc, state, line, lookAhead) {
1004
- this.state = state;
1005
- this.doc = doc;
1006
- this.line = line;
1007
- this.maxLookAhead = lookAhead || 0;
1008
- this.baseTokens = null;
1009
- this.baseTokenPos = 1;
1010
- };
1011
-
1012
- Context.prototype.lookAhead = function (n) {
1013
- var line = this.doc.getLine(this.line + n);
1014
- if (line != null && n > this.maxLookAhead) { this.maxLookAhead = n; }
1015
- return line
1016
- };
1017
-
1018
- Context.prototype.baseToken = function (n) {
1019
- var this$1 = this;
1020
-
1021
- if (!this.baseTokens) { return null }
1022
- while (this.baseTokens[this.baseTokenPos] <= n)
1023
- { this$1.baseTokenPos += 2; }
1024
- var type = this.baseTokens[this.baseTokenPos + 1];
1025
- return {type: type && type.replace(/( |^)overlay .*/, ""),
1026
- size: this.baseTokens[this.baseTokenPos] - n}
1027
- };
1028
-
1029
- Context.prototype.nextLine = function () {
1030
- this.line++;
1031
- if (this.maxLookAhead > 0) { this.maxLookAhead--; }
1032
- };
1033
-
1034
- Context.fromSaved = function (doc, saved, line) {
1035
- if (saved instanceof SavedContext)
1036
- { return new Context(doc, copyState(doc.mode, saved.state), line, saved.lookAhead) }
1037
- else
1038
- { return new Context(doc, copyState(doc.mode, saved), line) }
1039
- };
1040
-
1041
- Context.prototype.save = function (copy) {
1042
- var state = copy !== false ? copyState(this.doc.mode, this.state) : this.state;
1043
- return this.maxLookAhead > 0 ? new SavedContext(state, this.maxLookAhead) : state
1044
- };
1045
-
1046
-
1047
- // Compute a style array (an array starting with a mode generation
1048
- // -- for invalidation -- followed by pairs of end positions and
1049
- // style strings), which is used to highlight the tokens on the
1050
- // line.
1051
- function highlightLine(cm, line, context, forceToEnd) {
1052
- // A styles array always starts with a number identifying the
1053
- // mode/overlays that it is based on (for easy invalidation).
1054
- var st = [cm.state.modeGen], lineClasses = {};
1055
- // Compute the base array of styles
1056
- runMode(cm, line.text, cm.doc.mode, context, function (end, style) { return st.push(end, style); },
1057
- lineClasses, forceToEnd);
1058
- var state = context.state;
1059
-
1060
- // Run overlays, adjust style array.
1061
- var loop = function ( o ) {
1062
- context.baseTokens = st;
1063
- var overlay = cm.state.overlays[o], i = 1, at = 0;
1064
- context.state = true;
1065
- runMode(cm, line.text, overlay.mode, context, function (end, style) {
1066
- var start = i;
1067
- // Ensure there's a token end at the current position, and that i points at it
1068
- while (at < end) {
1069
- var i_end = st[i];
1070
- if (i_end > end)
1071
- { st.splice(i, 1, end, st[i+1], i_end); }
1072
- i += 2;
1073
- at = Math.min(end, i_end);
1074
- }
1075
- if (!style) { return }
1076
- if (overlay.opaque) {
1077
- st.splice(start, i - start, end, "overlay " + style);
1078
- i = start + 2;
1079
- } else {
1080
- for (; start < i; start += 2) {
1081
- var cur = st[start+1];
1082
- st[start+1] = (cur ? cur + " " : "") + "overlay " + style;
1083
- }
1084
- }
1085
- }, lineClasses);
1086
- context.state = state;
1087
- context.baseTokens = null;
1088
- context.baseTokenPos = 1;
1089
- };
1090
-
1091
- for (var o = 0; o < cm.state.overlays.length; ++o) loop( o );
1092
-
1093
- return {styles: st, classes: lineClasses.bgClass || lineClasses.textClass ? lineClasses : null}
1094
- }
1095
-
1096
- function getLineStyles(cm, line, updateFrontier) {
1097
- if (!line.styles || line.styles[0] != cm.state.modeGen) {
1098
- var context = getContextBefore(cm, lineNo(line));
1099
- var resetState = line.text.length > cm.options.maxHighlightLength && copyState(cm.doc.mode, context.state);
1100
- var result = highlightLine(cm, line, context);
1101
- if (resetState) { context.state = resetState; }
1102
- line.stateAfter = context.save(!resetState);
1103
- line.styles = result.styles;
1104
- if (result.classes) { line.styleClasses = result.classes; }
1105
- else if (line.styleClasses) { line.styleClasses = null; }
1106
- if (updateFrontier === cm.doc.highlightFrontier)
1107
- { cm.doc.modeFrontier = Math.max(cm.doc.modeFrontier, ++cm.doc.highlightFrontier); }
1108
- }
1109
- return line.styles
1110
- }
1111
-
1112
- function getContextBefore(cm, n, precise) {
1113
- var doc = cm.doc, display = cm.display;
1114
- if (!doc.mode.startState) { return new Context(doc, true, n) }
1115
- var start = findStartLine(cm, n, precise);
1116
- var saved = start > doc.first && getLine(doc, start - 1).stateAfter;
1117
- var context = saved ? Context.fromSaved(doc, saved, start) : new Context(doc, startState(doc.mode), start);
1118
-
1119
- doc.iter(start, n, function (line) {
1120
- processLine(cm, line.text, context);
1121
- var pos = context.line;
1122
- line.stateAfter = pos == n - 1 || pos % 5 == 0 || pos >= display.viewFrom && pos < display.viewTo ? context.save() : null;
1123
- context.nextLine();
1124
- });
1125
- if (precise) { doc.modeFrontier = context.line; }
1126
- return context
1127
- }
1128
-
1129
- // Lightweight form of highlight -- proceed over this line and
1130
- // update state, but don't save a style array. Used for lines that
1131
- // aren't currently visible.
1132
- function processLine(cm, text, context, startAt) {
1133
- var mode = cm.doc.mode;
1134
- var stream = new StringStream(text, cm.options.tabSize, context);
1135
- stream.start = stream.pos = startAt || 0;
1136
- if (text == "") { callBlankLine(mode, context.state); }
1137
- while (!stream.eol()) {
1138
- readToken(mode, stream, context.state);
1139
- stream.start = stream.pos;
1140
- }
1141
- }
1142
-
1143
- function callBlankLine(mode, state) {
1144
- if (mode.blankLine) { return mode.blankLine(state) }
1145
- if (!mode.innerMode) { return }
1146
- var inner = innerMode(mode, state);
1147
- if (inner.mode.blankLine) { return inner.mode.blankLine(inner.state) }
1148
- }
1149
-
1150
- function readToken(mode, stream, state, inner) {
1151
- for (var i = 0; i < 10; i++) {
1152
- if (inner) { inner[0] = innerMode(mode, state).mode; }
1153
- var style = mode.token(stream, state);
1154
- if (stream.pos > stream.start) { return style }
1155
- }
1156
- throw new Error("Mode " + mode.name + " failed to advance stream.")
1157
- }
1158
-
1159
- var Token = function(stream, type, state) {
1160
- this.start = stream.start; this.end = stream.pos;
1161
- this.string = stream.current();
1162
- this.type = type || null;
1163
- this.state = state;
1164
- };
1165
-
1166
- // Utility for getTokenAt and getLineTokens
1167
- function takeToken(cm, pos, precise, asArray) {
1168
- var doc = cm.doc, mode = doc.mode, style;
1169
- pos = clipPos(doc, pos);
1170
- var line = getLine(doc, pos.line), context = getContextBefore(cm, pos.line, precise);
1171
- var stream = new StringStream(line.text, cm.options.tabSize, context), tokens;
1172
- if (asArray) { tokens = []; }
1173
- while ((asArray || stream.pos < pos.ch) && !stream.eol()) {
1174
- stream.start = stream.pos;
1175
- style = readToken(mode, stream, context.state);
1176
- if (asArray) { tokens.push(new Token(stream, style, copyState(doc.mode, context.state))); }
1177
- }
1178
- return asArray ? tokens : new Token(stream, style, context.state)
1179
- }
1180
-
1181
- function extractLineClasses(type, output) {
1182
- if (type) { for (;;) {
1183
- var lineClass = type.match(/(?:^|\s+)line-(background-)?(\S+)/);
1184
- if (!lineClass) { break }
1185
- type = type.slice(0, lineClass.index) + type.slice(lineClass.index + lineClass[0].length);
1186
- var prop = lineClass[1] ? "bgClass" : "textClass";
1187
- if (output[prop] == null)
1188
- { output[prop] = lineClass[2]; }
1189
- else if (!(new RegExp("(?:^|\s)" + lineClass[2] + "(?:$|\s)")).test(output[prop]))
1190
- { output[prop] += " " + lineClass[2]; }
1191
- } }
1192
- return type
1193
- }
1194
-
1195
- // Run the given mode's parser over a line, calling f for each token.
1196
- function runMode(cm, text, mode, context, f, lineClasses, forceToEnd) {
1197
- var flattenSpans = mode.flattenSpans;
1198
- if (flattenSpans == null) { flattenSpans = cm.options.flattenSpans; }
1199
- var curStart = 0, curStyle = null;
1200
- var stream = new StringStream(text, cm.options.tabSize, context), style;
1201
- var inner = cm.options.addModeClass && [null];
1202
- if (text == "") { extractLineClasses(callBlankLine(mode, context.state), lineClasses); }
1203
- while (!stream.eol()) {
1204
- if (stream.pos > cm.options.maxHighlightLength) {
1205
- flattenSpans = false;
1206
- if (forceToEnd) { processLine(cm, text, context, stream.pos); }
1207
- stream.pos = text.length;
1208
- style = null;
1209
- } else {
1210
- style = extractLineClasses(readToken(mode, stream, context.state, inner), lineClasses);
1211
- }
1212
- if (inner) {
1213
- var mName = inner[0].name;
1214
- if (mName) { style = "m-" + (style ? mName + " " + style : mName); }
1215
- }
1216
- if (!flattenSpans || curStyle != style) {
1217
- while (curStart < stream.start) {
1218
- curStart = Math.min(stream.start, curStart + 5000);
1219
- f(curStart, curStyle);
1220
- }
1221
- curStyle = style;
1222
- }
1223
- stream.start = stream.pos;
1224
- }
1225
- while (curStart < stream.pos) {
1226
- // Webkit seems to refuse to render text nodes longer than 57444
1227
- // characters, and returns inaccurate measurements in nodes
1228
- // starting around 5000 chars.
1229
- var pos = Math.min(stream.pos, curStart + 5000);
1230
- f(pos, curStyle);
1231
- curStart = pos;
1232
- }
1233
- }
1234
-
1235
- // Finds the line to start with when starting a parse. Tries to
1236
- // find a line with a stateAfter, so that it can start with a
1237
- // valid state. If that fails, it returns the line with the
1238
- // smallest indentation, which tends to need the least context to
1239
- // parse correctly.
1240
- function findStartLine(cm, n, precise) {
1241
- var minindent, minline, doc = cm.doc;
1242
- var lim = precise ? -1 : n - (cm.doc.mode.innerMode ? 1000 : 100);
1243
- for (var search = n; search > lim; --search) {
1244
- if (search <= doc.first) { return doc.first }
1245
- var line = getLine(doc, search - 1), after = line.stateAfter;
1246
- if (after && (!precise || search + (after instanceof SavedContext ? after.lookAhead : 0) <= doc.modeFrontier))
1247
- { return search }
1248
- var indented = countColumn(line.text, null, cm.options.tabSize);
1249
- if (minline == null || minindent > indented) {
1250
- minline = search - 1;
1251
- minindent = indented;
1252
- }
1253
- }
1254
- return minline
1255
- }
1256
-
1257
- function retreatFrontier(doc, n) {
1258
- doc.modeFrontier = Math.min(doc.modeFrontier, n);
1259
- if (doc.highlightFrontier < n - 10) { return }
1260
- var start = doc.first;
1261
- for (var line = n - 1; line > start; line--) {
1262
- var saved = getLine(doc, line).stateAfter;
1263
- // change is on 3
1264
- // state on line 1 looked ahead 2 -- so saw 3
1265
- // test 1 + 2 < 3 should cover this
1266
- if (saved && (!(saved instanceof SavedContext) || line + saved.lookAhead < n)) {
1267
- start = line + 1;
1268
- break
1269
- }
1270
- }
1271
- doc.highlightFrontier = Math.min(doc.highlightFrontier, start);
1272
- }
1273
-
1274
- // Optimize some code when these features are not used.
1275
- var sawReadOnlySpans = false, sawCollapsedSpans = false;
1276
-
1277
- function seeReadOnlySpans() {
1278
- sawReadOnlySpans = true;
1279
- }
1280
-
1281
- function seeCollapsedSpans() {
1282
- sawCollapsedSpans = true;
1283
- }
1284
-
1285
- // TEXTMARKER SPANS
1286
-
1287
- function MarkedSpan(marker, from, to) {
1288
- this.marker = marker;
1289
- this.from = from; this.to = to;
1290
- }
1291
-
1292
- // Search an array of spans for a span matching the given marker.
1293
- function getMarkedSpanFor(spans, marker) {
1294
- if (spans) { for (var i = 0; i < spans.length; ++i) {
1295
- var span = spans[i];
1296
- if (span.marker == marker) { return span }
1297
- } }
1298
- }
1299
- // Remove a span from an array, returning undefined if no spans are
1300
- // left (we don't store arrays for lines without spans).
1301
- function removeMarkedSpan(spans, span) {
1302
- var r;
1303
- for (var i = 0; i < spans.length; ++i)
1304
- { if (spans[i] != span) { (r || (r = [])).push(spans[i]); } }
1305
- return r
1306
- }
1307
- // Add a span to a line.
1308
- function addMarkedSpan(line, span) {
1309
- line.markedSpans = line.markedSpans ? line.markedSpans.concat([span]) : [span];
1310
- span.marker.attachLine(line);
1311
- }
1312
-
1313
- // Used for the algorithm that adjusts markers for a change in the
1314
- // document. These functions cut an array of spans at a given
1315
- // character position, returning an array of remaining chunks (or
1316
- // undefined if nothing remains).
1317
- function markedSpansBefore(old, startCh, isInsert) {
1318
- var nw;
1319
- if (old) { for (var i = 0; i < old.length; ++i) {
1320
- var span = old[i], marker = span.marker;
1321
- var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= startCh : span.from < startCh);
1322
- if (startsBefore || span.from == startCh && marker.type == "bookmark" && (!isInsert || !span.marker.insertLeft)) {
1323
- var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= startCh : span.to > startCh)
1324
- ;(nw || (nw = [])).push(new MarkedSpan(marker, span.from, endsAfter ? null : span.to));
1325
- }
1326
- } }
1327
- return nw
1328
- }
1329
- function markedSpansAfter(old, endCh, isInsert) {
1330
- var nw;
1331
- if (old) { for (var i = 0; i < old.length; ++i) {
1332
- var span = old[i], marker = span.marker;
1333
- var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= endCh : span.to > endCh);
1334
- if (endsAfter || span.from == endCh && marker.type == "bookmark" && (!isInsert || span.marker.insertLeft)) {
1335
- var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= endCh : span.from < endCh)
1336
- ;(nw || (nw = [])).push(new MarkedSpan(marker, startsBefore ? null : span.from - endCh,
1337
- span.to == null ? null : span.to - endCh));
1338
- }
1339
- } }
1340
- return nw
1341
- }
1342
-
1343
- // Given a change object, compute the new set of marker spans that
1344
- // cover the line in which the change took place. Removes spans
1345
- // entirely within the change, reconnects spans belonging to the
1346
- // same marker that appear on both sides of the change, and cuts off
1347
- // spans partially within the change. Returns an array of span
1348
- // arrays with one element for each line in (after) the change.
1349
- function stretchSpansOverChange(doc, change) {
1350
- if (change.full) { return null }
1351
- var oldFirst = isLine(doc, change.from.line) && getLine(doc, change.from.line).markedSpans;
1352
- var oldLast = isLine(doc, change.to.line) && getLine(doc, change.to.line).markedSpans;
1353
- if (!oldFirst && !oldLast) { return null }
1354
-
1355
- var startCh = change.from.ch, endCh = change.to.ch, isInsert = cmp(change.from, change.to) == 0;
1356
- // Get the spans that 'stick out' on both sides
1357
- var first = markedSpansBefore(oldFirst, startCh, isInsert);
1358
- var last = markedSpansAfter(oldLast, endCh, isInsert);
1359
-
1360
- // Next, merge those two ends
1361
- var sameLine = change.text.length == 1, offset = lst(change.text).length + (sameLine ? startCh : 0);
1362
- if (first) {
1363
- // Fix up .to properties of first
1364
- for (var i = 0; i < first.length; ++i) {
1365
- var span = first[i];
1366
- if (span.to == null) {
1367
- var found = getMarkedSpanFor(last, span.marker);
1368
- if (!found) { span.to = startCh; }
1369
- else if (sameLine) { span.to = found.to == null ? null : found.to + offset; }
1370
- }
1371
- }
1372
- }
1373
- if (last) {
1374
- // Fix up .from in last (or move them into first in case of sameLine)
1375
- for (var i$1 = 0; i$1 < last.length; ++i$1) {
1376
- var span$1 = last[i$1];
1377
- if (span$1.to != null) { span$1.to += offset; }
1378
- if (span$1.from == null) {
1379
- var found$1 = getMarkedSpanFor(first, span$1.marker);
1380
- if (!found$1) {
1381
- span$1.from = offset;
1382
- if (sameLine) { (first || (first = [])).push(span$1); }
1383
- }
1384
- } else {
1385
- span$1.from += offset;
1386
- if (sameLine) { (first || (first = [])).push(span$1); }
1387
- }
1388
- }
1389
- }
1390
- // Make sure we didn't create any zero-length spans
1391
- if (first) { first = clearEmptySpans(first); }
1392
- if (last && last != first) { last = clearEmptySpans(last); }
1393
-
1394
- var newMarkers = [first];
1395
- if (!sameLine) {
1396
- // Fill gap with whole-line-spans
1397
- var gap = change.text.length - 2, gapMarkers;
1398
- if (gap > 0 && first)
1399
- { for (var i$2 = 0; i$2 < first.length; ++i$2)
1400
- { if (first[i$2].to == null)
1401
- { (gapMarkers || (gapMarkers = [])).push(new MarkedSpan(first[i$2].marker, null, null)); } } }
1402
- for (var i$3 = 0; i$3 < gap; ++i$3)
1403
- { newMarkers.push(gapMarkers); }
1404
- newMarkers.push(last);
1405
- }
1406
- return newMarkers
1407
- }
1408
-
1409
- // Remove spans that are empty and don't have a clearWhenEmpty
1410
- // option of false.
1411
- function clearEmptySpans(spans) {
1412
- for (var i = 0; i < spans.length; ++i) {
1413
- var span = spans[i];
1414
- if (span.from != null && span.from == span.to && span.marker.clearWhenEmpty !== false)
1415
- { spans.splice(i--, 1); }
1416
- }
1417
- if (!spans.length) { return null }
1418
- return spans
1419
- }
1420
-
1421
- // Used to 'clip' out readOnly ranges when making a change.
1422
- function removeReadOnlyRanges(doc, from, to) {
1423
- var markers = null;
1424
- doc.iter(from.line, to.line + 1, function (line) {
1425
- if (line.markedSpans) { for (var i = 0; i < line.markedSpans.length; ++i) {
1426
- var mark = line.markedSpans[i].marker;
1427
- if (mark.readOnly && (!markers || indexOf(markers, mark) == -1))
1428
- { (markers || (markers = [])).push(mark); }
1429
- } }
1430
- });
1431
- if (!markers) { return null }
1432
- var parts = [{from: from, to: to}];
1433
- for (var i = 0; i < markers.length; ++i) {
1434
- var mk = markers[i], m = mk.find(0);
1435
- for (var j = 0; j < parts.length; ++j) {
1436
- var p = parts[j];
1437
- if (cmp(p.to, m.from) < 0 || cmp(p.from, m.to) > 0) { continue }
1438
- var newParts = [j, 1], dfrom = cmp(p.from, m.from), dto = cmp(p.to, m.to);
1439
- if (dfrom < 0 || !mk.inclusiveLeft && !dfrom)
1440
- { newParts.push({from: p.from, to: m.from}); }
1441
- if (dto > 0 || !mk.inclusiveRight && !dto)
1442
- { newParts.push({from: m.to, to: p.to}); }
1443
- parts.splice.apply(parts, newParts);
1444
- j += newParts.length - 3;
1445
- }
1446
- }
1447
- return parts
1448
- }
1449
-
1450
- // Connect or disconnect spans from a line.
1451
- function detachMarkedSpans(line) {
1452
- var spans = line.markedSpans;
1453
- if (!spans) { return }
1454
- for (var i = 0; i < spans.length; ++i)
1455
- { spans[i].marker.detachLine(line); }
1456
- line.markedSpans = null;
1457
- }
1458
- function attachMarkedSpans(line, spans) {
1459
- if (!spans) { return }
1460
- for (var i = 0; i < spans.length; ++i)
1461
- { spans[i].marker.attachLine(line); }
1462
- line.markedSpans = spans;
1463
- }
1464
-
1465
- // Helpers used when computing which overlapping collapsed span
1466
- // counts as the larger one.
1467
- function extraLeft(marker) { return marker.inclusiveLeft ? -1 : 0 }
1468
- function extraRight(marker) { return marker.inclusiveRight ? 1 : 0 }
1469
-
1470
- // Returns a number indicating which of two overlapping collapsed
1471
- // spans is larger (and thus includes the other). Falls back to
1472
- // comparing ids when the spans cover exactly the same range.
1473
- function compareCollapsedMarkers(a, b) {
1474
- var lenDiff = a.lines.length - b.lines.length;
1475
- if (lenDiff != 0) { return lenDiff }
1476
- var aPos = a.find(), bPos = b.find();
1477
- var fromCmp = cmp(aPos.from, bPos.from) || extraLeft(a) - extraLeft(b);
1478
- if (fromCmp) { return -fromCmp }
1479
- var toCmp = cmp(aPos.to, bPos.to) || extraRight(a) - extraRight(b);
1480
- if (toCmp) { return toCmp }
1481
- return b.id - a.id
1482
- }
1483
-
1484
- // Find out whether a line ends or starts in a collapsed span. If
1485
- // so, return the marker for that span.
1486
- function collapsedSpanAtSide(line, start) {
1487
- var sps = sawCollapsedSpans && line.markedSpans, found;
1488
- if (sps) { for (var sp = (void 0), i = 0; i < sps.length; ++i) {
1489
- sp = sps[i];
1490
- if (sp.marker.collapsed && (start ? sp.from : sp.to) == null &&
1491
- (!found || compareCollapsedMarkers(found, sp.marker) < 0))
1492
- { found = sp.marker; }
1493
- } }
1494
- return found
1495
- }
1496
- function collapsedSpanAtStart(line) { return collapsedSpanAtSide(line, true) }
1497
- function collapsedSpanAtEnd(line) { return collapsedSpanAtSide(line, false) }
1498
-
1499
- function collapsedSpanAround(line, ch) {
1500
- var sps = sawCollapsedSpans && line.markedSpans, found;
1501
- if (sps) { for (var i = 0; i < sps.length; ++i) {
1502
- var sp = sps[i];
1503
- if (sp.marker.collapsed && (sp.from == null || sp.from < ch) && (sp.to == null || sp.to > ch) &&
1504
- (!found || compareCollapsedMarkers(found, sp.marker) < 0)) { found = sp.marker; }
1505
- } }
1506
- return found
1507
- }
1508
-
1509
- // Test whether there exists a collapsed span that partially
1510
- // overlaps (covers the start or end, but not both) of a new span.
1511
- // Such overlap is not allowed.
1512
- function conflictingCollapsedRange(doc, lineNo$$1, from, to, marker) {
1513
- var line = getLine(doc, lineNo$$1);
1514
- var sps = sawCollapsedSpans && line.markedSpans;
1515
- if (sps) { for (var i = 0; i < sps.length; ++i) {
1516
- var sp = sps[i];
1517
- if (!sp.marker.collapsed) { continue }
1518
- var found = sp.marker.find(0);
1519
- var fromCmp = cmp(found.from, from) || extraLeft(sp.marker) - extraLeft(marker);
1520
- var toCmp = cmp(found.to, to) || extraRight(sp.marker) - extraRight(marker);
1521
- if (fromCmp >= 0 && toCmp <= 0 || fromCmp <= 0 && toCmp >= 0) { continue }
1522
- if (fromCmp <= 0 && (sp.marker.inclusiveRight && marker.inclusiveLeft ? cmp(found.to, from) >= 0 : cmp(found.to, from) > 0) ||
1523
- fromCmp >= 0 && (sp.marker.inclusiveRight && marker.inclusiveLeft ? cmp(found.from, to) <= 0 : cmp(found.from, to) < 0))
1524
- { return true }
1525
- } }
1526
- }
1527
-
1528
- // A visual line is a line as drawn on the screen. Folding, for
1529
- // example, can cause multiple logical lines to appear on the same
1530
- // visual line. This finds the start of the visual line that the
1531
- // given line is part of (usually that is the line itself).
1532
- function visualLine(line) {
1533
- var merged;
1534
- while (merged = collapsedSpanAtStart(line))
1535
- { line = merged.find(-1, true).line; }
1536
- return line
1537
- }
1538
-
1539
- function visualLineEnd(line) {
1540
- var merged;
1541
- while (merged = collapsedSpanAtEnd(line))
1542
- { line = merged.find(1, true).line; }
1543
- return line
1544
- }
1545
-
1546
- // Returns an array of logical lines that continue the visual line
1547
- // started by the argument, or undefined if there are no such lines.
1548
- function visualLineContinued(line) {
1549
- var merged, lines;
1550
- while (merged = collapsedSpanAtEnd(line)) {
1551
- line = merged.find(1, true).line
1552
- ;(lines || (lines = [])).push(line);
1553
- }
1554
- return lines
1555
- }
1556
-
1557
- // Get the line number of the start of the visual line that the
1558
- // given line number is part of.
1559
- function visualLineNo(doc, lineN) {
1560
- var line = getLine(doc, lineN), vis = visualLine(line);
1561
- if (line == vis) { return lineN }
1562
- return lineNo(vis)
1563
- }
1564
-
1565
- // Get the line number of the start of the next visual line after
1566
- // the given line.
1567
- function visualLineEndNo(doc, lineN) {
1568
- if (lineN > doc.lastLine()) { return lineN }
1569
- var line = getLine(doc, lineN), merged;
1570
- if (!lineIsHidden(doc, line)) { return lineN }
1571
- while (merged = collapsedSpanAtEnd(line))
1572
- { line = merged.find(1, true).line; }
1573
- return lineNo(line) + 1
1574
- }
1575
-
1576
- // Compute whether a line is hidden. Lines count as hidden when they
1577
- // are part of a visual line that starts with another line, or when
1578
- // they are entirely covered by collapsed, non-widget span.
1579
- function lineIsHidden(doc, line) {
1580
- var sps = sawCollapsedSpans && line.markedSpans;
1581
- if (sps) { for (var sp = (void 0), i = 0; i < sps.length; ++i) {
1582
- sp = sps[i];
1583
- if (!sp.marker.collapsed) { continue }
1584
- if (sp.from == null) { return true }
1585
- if (sp.marker.widgetNode) { continue }
1586
- if (sp.from == 0 && sp.marker.inclusiveLeft && lineIsHiddenInner(doc, line, sp))
1587
- { return true }
1588
- } }
1589
- }
1590
- function lineIsHiddenInner(doc, line, span) {
1591
- if (span.to == null) {
1592
- var end = span.marker.find(1, true);
1593
- return lineIsHiddenInner(doc, end.line, getMarkedSpanFor(end.line.markedSpans, span.marker))
1594
- }
1595
- if (span.marker.inclusiveRight && span.to == line.text.length)
1596
- { return true }
1597
- for (var sp = (void 0), i = 0; i < line.markedSpans.length; ++i) {
1598
- sp = line.markedSpans[i];
1599
- if (sp.marker.collapsed && !sp.marker.widgetNode && sp.from == span.to &&
1600
- (sp.to == null || sp.to != span.from) &&
1601
- (sp.marker.inclusiveLeft || span.marker.inclusiveRight) &&
1602
- lineIsHiddenInner(doc, line, sp)) { return true }
1603
- }
1604
- }
1605
-
1606
- // Find the height above the given line.
1607
- function heightAtLine(lineObj) {
1608
- lineObj = visualLine(lineObj);
1609
-
1610
- var h = 0, chunk = lineObj.parent;
1611
- for (var i = 0; i < chunk.lines.length; ++i) {
1612
- var line = chunk.lines[i];
1613
- if (line == lineObj) { break }
1614
- else { h += line.height; }
1615
- }
1616
- for (var p = chunk.parent; p; chunk = p, p = chunk.parent) {
1617
- for (var i$1 = 0; i$1 < p.children.length; ++i$1) {
1618
- var cur = p.children[i$1];
1619
- if (cur == chunk) { break }
1620
- else { h += cur.height; }
1621
- }
1622
- }
1623
- return h
1624
- }
1625
-
1626
- // Compute the character length of a line, taking into account
1627
- // collapsed ranges (see markText) that might hide parts, and join
1628
- // other lines onto it.
1629
- function lineLength(line) {
1630
- if (line.height == 0) { return 0 }
1631
- var len = line.text.length, merged, cur = line;
1632
- while (merged = collapsedSpanAtStart(cur)) {
1633
- var found = merged.find(0, true);
1634
- cur = found.from.line;
1635
- len += found.from.ch - found.to.ch;
1636
- }
1637
- cur = line;
1638
- while (merged = collapsedSpanAtEnd(cur)) {
1639
- var found$1 = merged.find(0, true);
1640
- len -= cur.text.length - found$1.from.ch;
1641
- cur = found$1.to.line;
1642
- len += cur.text.length - found$1.to.ch;
1643
- }
1644
- return len
1645
- }
1646
-
1647
- // Find the longest line in the document.
1648
- function findMaxLine(cm) {
1649
- var d = cm.display, doc = cm.doc;
1650
- d.maxLine = getLine(doc, doc.first);
1651
- d.maxLineLength = lineLength(d.maxLine);
1652
- d.maxLineChanged = true;
1653
- doc.iter(function (line) {
1654
- var len = lineLength(line);
1655
- if (len > d.maxLineLength) {
1656
- d.maxLineLength = len;
1657
- d.maxLine = line;
1658
- }
1659
- });
1660
- }
1661
-
1662
- // LINE DATA STRUCTURE
1663
-
1664
- // Line objects. These hold state related to a line, including
1665
- // highlighting info (the styles array).
1666
- var Line = function(text, markedSpans, estimateHeight) {
1667
- this.text = text;
1668
- attachMarkedSpans(this, markedSpans);
1669
- this.height = estimateHeight ? estimateHeight(this) : 1;
1670
- };
1671
-
1672
- Line.prototype.lineNo = function () { return lineNo(this) };
1673
- eventMixin(Line);
1674
-
1675
- // Change the content (text, markers) of a line. Automatically
1676
- // invalidates cached information and tries to re-estimate the
1677
- // line's height.
1678
- function updateLine(line, text, markedSpans, estimateHeight) {
1679
- line.text = text;
1680
- if (line.stateAfter) { line.stateAfter = null; }
1681
- if (line.styles) { line.styles = null; }
1682
- if (line.order != null) { line.order = null; }
1683
- detachMarkedSpans(line);
1684
- attachMarkedSpans(line, markedSpans);
1685
- var estHeight = estimateHeight ? estimateHeight(line) : 1;
1686
- if (estHeight != line.height) { updateLineHeight(line, estHeight); }
1687
- }
1688
-
1689
- // Detach a line from the document tree and its markers.
1690
- function cleanUpLine(line) {
1691
- line.parent = null;
1692
- detachMarkedSpans(line);
1693
- }
1694
-
1695
- // Convert a style as returned by a mode (either null, or a string
1696
- // containing one or more styles) to a CSS style. This is cached,
1697
- // and also looks for line-wide styles.
1698
- var styleToClassCache = {}, styleToClassCacheWithMode = {};
1699
- function interpretTokenStyle(style, options) {
1700
- if (!style || /^\s*$/.test(style)) { return null }
1701
- var cache = options.addModeClass ? styleToClassCacheWithMode : styleToClassCache;
1702
- return cache[style] ||
1703
- (cache[style] = style.replace(/\S+/g, "cm-$&"))
1704
- }
1705
-
1706
- // Render the DOM representation of the text of a line. Also builds
1707
- // up a 'line map', which points at the DOM nodes that represent
1708
- // specific stretches of text, and is used by the measuring code.
1709
- // The returned object contains the DOM node, this map, and
1710
- // information about line-wide styles that were set by the mode.
1711
- function buildLineContent(cm, lineView) {
1712
- // The padding-right forces the element to have a 'border', which
1713
- // is needed on Webkit to be able to get line-level bounding
1714
- // rectangles for it (in measureChar).
1715
- var content = eltP("span", null, null, webkit ? "padding-right: .1px" : null);
1716
- var builder = {pre: eltP("pre", [content], "CodeMirror-line"), content: content,
1717
- col: 0, pos: 0, cm: cm,
1718
- trailingSpace: false,
1719
- splitSpaces: cm.getOption("lineWrapping")};
1720
- lineView.measure = {};
1721
-
1722
- // Iterate over the logical lines that make up this visual line.
1723
- for (var i = 0; i <= (lineView.rest ? lineView.rest.length : 0); i++) {
1724
- var line = i ? lineView.rest[i - 1] : lineView.line, order = (void 0);
1725
- builder.pos = 0;
1726
- builder.addToken = buildToken;
1727
- // Optionally wire in some hacks into the token-rendering
1728
- // algorithm, to deal with browser quirks.
1729
- if (hasBadBidiRects(cm.display.measure) && (order = getOrder(line, cm.doc.direction)))
1730
- { builder.addToken = buildTokenBadBidi(builder.addToken, order); }
1731
- builder.map = [];
1732
- var allowFrontierUpdate = lineView != cm.display.externalMeasured && lineNo(line);
1733
- insertLineContent(line, builder, getLineStyles(cm, line, allowFrontierUpdate));
1734
- if (line.styleClasses) {
1735
- if (line.styleClasses.bgClass)
1736
- { builder.bgClass = joinClasses(line.styleClasses.bgClass, builder.bgClass || ""); }
1737
- if (line.styleClasses.textClass)
1738
- { builder.textClass = joinClasses(line.styleClasses.textClass, builder.textClass || ""); }
1739
- }
1740
-
1741
- // Ensure at least a single node is present, for measuring.
1742
- if (builder.map.length == 0)
1743
- { builder.map.push(0, 0, builder.content.appendChild(zeroWidthElement(cm.display.measure))); }
1744
-
1745
- // Store the map and a cache object for the current logical line
1746
- if (i == 0) {
1747
- lineView.measure.map = builder.map;
1748
- lineView.measure.cache = {};
1749
- } else {
1750
- (lineView.measure.maps || (lineView.measure.maps = [])).push(builder.map)
1751
- ;(lineView.measure.caches || (lineView.measure.caches = [])).push({});
1752
- }
1753
- }
1754
-
1755
- // See issue #2901
1756
- if (webkit) {
1757
- var last = builder.content.lastChild;
1758
- if (/\bcm-tab\b/.test(last.className) || (last.querySelector && last.querySelector(".cm-tab")))
1759
- { builder.content.className = "cm-tab-wrap-hack"; }
1760
- }
1761
-
1762
- signal(cm, "renderLine", cm, lineView.line, builder.pre);
1763
- if (builder.pre.className)
1764
- { builder.textClass = joinClasses(builder.pre.className, builder.textClass || ""); }
1765
-
1766
- return builder
1767
- }
1768
-
1769
- function defaultSpecialCharPlaceholder(ch) {
1770
- var token = elt("span", "\u2022", "cm-invalidchar");
1771
- token.title = "\\u" + ch.charCodeAt(0).toString(16);
1772
- token.setAttribute("aria-label", token.title);
1773
- return token
1774
- }
1775
-
1776
- // Build up the DOM representation for a single token, and add it to
1777
- // the line map. Takes care to render special characters separately.
1778
- function buildToken(builder, text, style, startStyle, endStyle, css, attributes) {
1779
- if (!text) { return }
1780
- var displayText = builder.splitSpaces ? splitSpaces(text, builder.trailingSpace) : text;
1781
- var special = builder.cm.state.specialChars, mustWrap = false;
1782
- var content;
1783
- if (!special.test(text)) {
1784
- builder.col += text.length;
1785
- content = document.createTextNode(displayText);
1786
- builder.map.push(builder.pos, builder.pos + text.length, content);
1787
- if (ie && ie_version < 9) { mustWrap = true; }
1788
- builder.pos += text.length;
1789
- } else {
1790
- content = document.createDocumentFragment();
1791
- var pos = 0;
1792
- while (true) {
1793
- special.lastIndex = pos;
1794
- var m = special.exec(text);
1795
- var skipped = m ? m.index - pos : text.length - pos;
1796
- if (skipped) {
1797
- var txt = document.createTextNode(displayText.slice(pos, pos + skipped));
1798
- if (ie && ie_version < 9) { content.appendChild(elt("span", [txt])); }
1799
- else { content.appendChild(txt); }
1800
- builder.map.push(builder.pos, builder.pos + skipped, txt);
1801
- builder.col += skipped;
1802
- builder.pos += skipped;
1803
- }
1804
- if (!m) { break }
1805
- pos += skipped + 1;
1806
- var txt$1 = (void 0);
1807
- if (m[0] == "\t") {
1808
- var tabSize = builder.cm.options.tabSize, tabWidth = tabSize - builder.col % tabSize;
1809
- txt$1 = content.appendChild(elt("span", spaceStr(tabWidth), "cm-tab"));
1810
- txt$1.setAttribute("role", "presentation");
1811
- txt$1.setAttribute("cm-text", "\t");
1812
- builder.col += tabWidth;
1813
- } else if (m[0] == "\r" || m[0] == "\n") {
1814
- txt$1 = content.appendChild(elt("span", m[0] == "\r" ? "\u240d" : "\u2424", "cm-invalidchar"));
1815
- txt$1.setAttribute("cm-text", m[0]);
1816
- builder.col += 1;
1817
- } else {
1818
- txt$1 = builder.cm.options.specialCharPlaceholder(m[0]);
1819
- txt$1.setAttribute("cm-text", m[0]);
1820
- if (ie && ie_version < 9) { content.appendChild(elt("span", [txt$1])); }
1821
- else { content.appendChild(txt$1); }
1822
- builder.col += 1;
1823
- }
1824
- builder.map.push(builder.pos, builder.pos + 1, txt$1);
1825
- builder.pos++;
1826
- }
1827
- }
1828
- builder.trailingSpace = displayText.charCodeAt(text.length - 1) == 32;
1829
- if (style || startStyle || endStyle || mustWrap || css) {
1830
- var fullStyle = style || "";
1831
- if (startStyle) { fullStyle += startStyle; }
1832
- if (endStyle) { fullStyle += endStyle; }
1833
- var token = elt("span", [content], fullStyle, css);
1834
- if (attributes) {
1835
- for (var attr in attributes) { if (attributes.hasOwnProperty(attr) && attr != "style" && attr != "class")
1836
- { token.setAttribute(attr, attributes[attr]); } }
1837
- }
1838
- return builder.content.appendChild(token)
1839
- }
1840
- builder.content.appendChild(content);
1841
- }
1842
-
1843
- // Change some spaces to NBSP to prevent the browser from collapsing
1844
- // trailing spaces at the end of a line when rendering text (issue #1362).
1845
- function splitSpaces(text, trailingBefore) {
1846
- if (text.length > 1 && !/ /.test(text)) { return text }
1847
- var spaceBefore = trailingBefore, result = "";
1848
- for (var i = 0; i < text.length; i++) {
1849
- var ch = text.charAt(i);
1850
- if (ch == " " && spaceBefore && (i == text.length - 1 || text.charCodeAt(i + 1) == 32))
1851
- { ch = "\u00a0"; }
1852
- result += ch;
1853
- spaceBefore = ch == " ";
1854
- }
1855
- return result
1856
- }
1857
-
1858
- // Work around nonsense dimensions being reported for stretches of
1859
- // right-to-left text.
1860
- function buildTokenBadBidi(inner, order) {
1861
- return function (builder, text, style, startStyle, endStyle, css, attributes) {
1862
- style = style ? style + " cm-force-border" : "cm-force-border";
1863
- var start = builder.pos, end = start + text.length;
1864
- for (;;) {
1865
- // Find the part that overlaps with the start of this text
1866
- var part = (void 0);
1867
- for (var i = 0; i < order.length; i++) {
1868
- part = order[i];
1869
- if (part.to > start && part.from <= start) { break }
1870
- }
1871
- if (part.to >= end) { return inner(builder, text, style, startStyle, endStyle, css, attributes) }
1872
- inner(builder, text.slice(0, part.to - start), style, startStyle, null, css, attributes);
1873
- startStyle = null;
1874
- text = text.slice(part.to - start);
1875
- start = part.to;
1876
- }
1877
- }
1878
- }
1879
-
1880
- function buildCollapsedSpan(builder, size, marker, ignoreWidget) {
1881
- var widget = !ignoreWidget && marker.widgetNode;
1882
- if (widget) { builder.map.push(builder.pos, builder.pos + size, widget); }
1883
- if (!ignoreWidget && builder.cm.display.input.needsContentAttribute) {
1884
- if (!widget)
1885
- { widget = builder.content.appendChild(document.createElement("span")); }
1886
- widget.setAttribute("cm-marker", marker.id);
1887
- }
1888
- if (widget) {
1889
- builder.cm.display.input.setUneditable(widget);
1890
- builder.content.appendChild(widget);
1891
- }
1892
- builder.pos += size;
1893
- builder.trailingSpace = false;
1894
- }
1895
-
1896
- // Outputs a number of spans to make up a line, taking highlighting
1897
- // and marked text into account.
1898
- function insertLineContent(line, builder, styles) {
1899
- var spans = line.markedSpans, allText = line.text, at = 0;
1900
- if (!spans) {
1901
- for (var i$1 = 1; i$1 < styles.length; i$1+=2)
1902
- { builder.addToken(builder, allText.slice(at, at = styles[i$1]), interpretTokenStyle(styles[i$1+1], builder.cm.options)); }
1903
- return
1904
- }
1905
-
1906
- var len = allText.length, pos = 0, i = 1, text = "", style, css;
1907
- var nextChange = 0, spanStyle, spanEndStyle, spanStartStyle, collapsed, attributes;
1908
- for (;;) {
1909
- if (nextChange == pos) { // Update current marker set
1910
- spanStyle = spanEndStyle = spanStartStyle = css = "";
1911
- attributes = null;
1912
- collapsed = null; nextChange = Infinity;
1913
- var foundBookmarks = [], endStyles = (void 0);
1914
- for (var j = 0; j < spans.length; ++j) {
1915
- var sp = spans[j], m = sp.marker;
1916
- if (m.type == "bookmark" && sp.from == pos && m.widgetNode) {
1917
- foundBookmarks.push(m);
1918
- } else if (sp.from <= pos && (sp.to == null || sp.to > pos || m.collapsed && sp.to == pos && sp.from == pos)) {
1919
- if (sp.to != null && sp.to != pos && nextChange > sp.to) {
1920
- nextChange = sp.to;
1921
- spanEndStyle = "";
1922
- }
1923
- if (m.className) { spanStyle += " " + m.className; }
1924
- if (m.css) { css = (css ? css + ";" : "") + m.css; }
1925
- if (m.startStyle && sp.from == pos) { spanStartStyle += " " + m.startStyle; }
1926
- if (m.endStyle && sp.to == nextChange) { (endStyles || (endStyles = [])).push(m.endStyle, sp.to); }
1927
- // support for the old title property
1928
- // https://github.com/codemirror/CodeMirror/pull/5673
1929
- if (m.title) { (attributes || (attributes = {})).title = m.title; }
1930
- if (m.attributes) {
1931
- for (var attr in m.attributes)
1932
- { (attributes || (attributes = {}))[attr] = m.attributes[attr]; }
1933
- }
1934
- if (m.collapsed && (!collapsed || compareCollapsedMarkers(collapsed.marker, m) < 0))
1935
- { collapsed = sp; }
1936
- } else if (sp.from > pos && nextChange > sp.from) {
1937
- nextChange = sp.from;
1938
- }
1939
- }
1940
- if (endStyles) { for (var j$1 = 0; j$1 < endStyles.length; j$1 += 2)
1941
- { if (endStyles[j$1 + 1] == nextChange) { spanEndStyle += " " + endStyles[j$1]; } } }
1942
-
1943
- if (!collapsed || collapsed.from == pos) { for (var j$2 = 0; j$2 < foundBookmarks.length; ++j$2)
1944
- { buildCollapsedSpan(builder, 0, foundBookmarks[j$2]); } }
1945
- if (collapsed && (collapsed.from || 0) == pos) {
1946
- buildCollapsedSpan(builder, (collapsed.to == null ? len + 1 : collapsed.to) - pos,
1947
- collapsed.marker, collapsed.from == null);
1948
- if (collapsed.to == null) { return }
1949
- if (collapsed.to == pos) { collapsed = false; }
1950
- }
1951
- }
1952
- if (pos >= len) { break }
1953
-
1954
- var upto = Math.min(len, nextChange);
1955
- while (true) {
1956
- if (text) {
1957
- var end = pos + text.length;
1958
- if (!collapsed) {
1959
- var tokenText = end > upto ? text.slice(0, upto - pos) : text;
1960
- builder.addToken(builder, tokenText, style ? style + spanStyle : spanStyle,
1961
- spanStartStyle, pos + tokenText.length == nextChange ? spanEndStyle : "", css, attributes);
1962
- }
1963
- if (end >= upto) {text = text.slice(upto - pos); pos = upto; break}
1964
- pos = end;
1965
- spanStartStyle = "";
1966
- }
1967
- text = allText.slice(at, at = styles[i++]);
1968
- style = interpretTokenStyle(styles[i++], builder.cm.options);
1969
- }
1970
- }
1971
- }
1972
-
1973
-
1974
- // These objects are used to represent the visible (currently drawn)
1975
- // part of the document. A LineView may correspond to multiple
1976
- // logical lines, if those are connected by collapsed ranges.
1977
- function LineView(doc, line, lineN) {
1978
- // The starting line
1979
- this.line = line;
1980
- // Continuing lines, if any
1981
- this.rest = visualLineContinued(line);
1982
- // Number of logical lines in this visual line
1983
- this.size = this.rest ? lineNo(lst(this.rest)) - lineN + 1 : 1;
1984
- this.node = this.text = null;
1985
- this.hidden = lineIsHidden(doc, line);
1986
- }
1987
-
1988
- // Create a range of LineView objects for the given lines.
1989
- function buildViewArray(cm, from, to) {
1990
- var array = [], nextPos;
1991
- for (var pos = from; pos < to; pos = nextPos) {
1992
- var view = new LineView(cm.doc, getLine(cm.doc, pos), pos);
1993
- nextPos = pos + view.size;
1994
- array.push(view);
1995
- }
1996
- return array
1997
- }
1998
-
1999
- var operationGroup = null;
2000
-
2001
- function pushOperation(op) {
2002
- if (operationGroup) {
2003
- operationGroup.ops.push(op);
2004
- } else {
2005
- op.ownsGroup = operationGroup = {
2006
- ops: [op],
2007
- delayedCallbacks: []
2008
- };
2009
- }
2010
- }
2011
-
2012
- function fireCallbacksForOps(group) {
2013
- // Calls delayed callbacks and cursorActivity handlers until no
2014
- // new ones appear
2015
- var callbacks = group.delayedCallbacks, i = 0;
2016
- do {
2017
- for (; i < callbacks.length; i++)
2018
- { callbacks[i].call(null); }
2019
- for (var j = 0; j < group.ops.length; j++) {
2020
- var op = group.ops[j];
2021
- if (op.cursorActivityHandlers)
2022
- { while (op.cursorActivityCalled < op.cursorActivityHandlers.length)
2023
- { op.cursorActivityHandlers[op.cursorActivityCalled++].call(null, op.cm); } }
2024
- }
2025
- } while (i < callbacks.length)
2026
- }
2027
-
2028
- function finishOperation(op, endCb) {
2029
- var group = op.ownsGroup;
2030
- if (!group) { return }
2031
-
2032
- try { fireCallbacksForOps(group); }
2033
- finally {
2034
- operationGroup = null;
2035
- endCb(group);
2036
- }
2037
- }
2038
-
2039
- var orphanDelayedCallbacks = null;
2040
-
2041
- // Often, we want to signal events at a point where we are in the
2042
- // middle of some work, but don't want the handler to start calling
2043
- // other methods on the editor, which might be in an inconsistent
2044
- // state or simply not expect any other events to happen.
2045
- // signalLater looks whether there are any handlers, and schedules
2046
- // them to be executed when the last operation ends, or, if no
2047
- // operation is active, when a timeout fires.
2048
- function signalLater(emitter, type /*, values...*/) {
2049
- var arr = getHandlers(emitter, type);
2050
- if (!arr.length) { return }
2051
- var args = Array.prototype.slice.call(arguments, 2), list;
2052
- if (operationGroup) {
2053
- list = operationGroup.delayedCallbacks;
2054
- } else if (orphanDelayedCallbacks) {
2055
- list = orphanDelayedCallbacks;
2056
- } else {
2057
- list = orphanDelayedCallbacks = [];
2058
- setTimeout(fireOrphanDelayed, 0);
2059
- }
2060
- var loop = function ( i ) {
2061
- list.push(function () { return arr[i].apply(null, args); });
2062
- };
2063
-
2064
- for (var i = 0; i < arr.length; ++i)
2065
- loop( i );
2066
- }
2067
-
2068
- function fireOrphanDelayed() {
2069
- var delayed = orphanDelayedCallbacks;
2070
- orphanDelayedCallbacks = null;
2071
- for (var i = 0; i < delayed.length; ++i) { delayed[i](); }
2072
- }
2073
-
2074
- // When an aspect of a line changes, a string is added to
2075
- // lineView.changes. This updates the relevant part of the line's
2076
- // DOM structure.
2077
- function updateLineForChanges(cm, lineView, lineN, dims) {
2078
- for (var j = 0; j < lineView.changes.length; j++) {
2079
- var type = lineView.changes[j];
2080
- if (type == "text") { updateLineText(cm, lineView); }
2081
- else if (type == "gutter") { updateLineGutter(cm, lineView, lineN, dims); }
2082
- else if (type == "class") { updateLineClasses(cm, lineView); }
2083
- else if (type == "widget") { updateLineWidgets(cm, lineView, dims); }
2084
- }
2085
- lineView.changes = null;
2086
- }
2087
-
2088
- // Lines with gutter elements, widgets or a background class need to
2089
- // be wrapped, and have the extra elements added to the wrapper div
2090
- function ensureLineWrapped(lineView) {
2091
- if (lineView.node == lineView.text) {
2092
- lineView.node = elt("div", null, null, "position: relative");
2093
- if (lineView.text.parentNode)
2094
- { lineView.text.parentNode.replaceChild(lineView.node, lineView.text); }
2095
- lineView.node.appendChild(lineView.text);
2096
- if (ie && ie_version < 8) { lineView.node.style.zIndex = 2; }
2097
- }
2098
- return lineView.node
2099
- }
2100
-
2101
- function updateLineBackground(cm, lineView) {
2102
- var cls = lineView.bgClass ? lineView.bgClass + " " + (lineView.line.bgClass || "") : lineView.line.bgClass;
2103
- if (cls) { cls += " CodeMirror-linebackground"; }
2104
- if (lineView.background) {
2105
- if (cls) { lineView.background.className = cls; }
2106
- else { lineView.background.parentNode.removeChild(lineView.background); lineView.background = null; }
2107
- } else if (cls) {
2108
- var wrap = ensureLineWrapped(lineView);
2109
- lineView.background = wrap.insertBefore(elt("div", null, cls), wrap.firstChild);
2110
- cm.display.input.setUneditable(lineView.background);
2111
- }
2112
- }
2113
-
2114
- // Wrapper around buildLineContent which will reuse the structure
2115
- // in display.externalMeasured when possible.
2116
- function getLineContent(cm, lineView) {
2117
- var ext = cm.display.externalMeasured;
2118
- if (ext && ext.line == lineView.line) {
2119
- cm.display.externalMeasured = null;
2120
- lineView.measure = ext.measure;
2121
- return ext.built
2122
- }
2123
- return buildLineContent(cm, lineView)
2124
- }
2125
-
2126
- // Redraw the line's text. Interacts with the background and text
2127
- // classes because the mode may output tokens that influence these
2128
- // classes.
2129
- function updateLineText(cm, lineView) {
2130
- var cls = lineView.text.className;
2131
- var built = getLineContent(cm, lineView);
2132
- if (lineView.text == lineView.node) { lineView.node = built.pre; }
2133
- lineView.text.parentNode.replaceChild(built.pre, lineView.text);
2134
- lineView.text = built.pre;
2135
- if (built.bgClass != lineView.bgClass || built.textClass != lineView.textClass) {
2136
- lineView.bgClass = built.bgClass;
2137
- lineView.textClass = built.textClass;
2138
- updateLineClasses(cm, lineView);
2139
- } else if (cls) {
2140
- lineView.text.className = cls;
2141
- }
2142
- }
2143
-
2144
- function updateLineClasses(cm, lineView) {
2145
- updateLineBackground(cm, lineView);
2146
- if (lineView.line.wrapClass)
2147
- { ensureLineWrapped(lineView).className = lineView.line.wrapClass; }
2148
- else if (lineView.node != lineView.text)
2149
- { lineView.node.className = ""; }
2150
- var textClass = lineView.textClass ? lineView.textClass + " " + (lineView.line.textClass || "") : lineView.line.textClass;
2151
- lineView.text.className = textClass || "";
2152
- }
2153
-
2154
- function updateLineGutter(cm, lineView, lineN, dims) {
2155
- if (lineView.gutter) {
2156
- lineView.node.removeChild(lineView.gutter);
2157
- lineView.gutter = null;
2158
- }
2159
- if (lineView.gutterBackground) {
2160
- lineView.node.removeChild(lineView.gutterBackground);
2161
- lineView.gutterBackground = null;
2162
- }
2163
- if (lineView.line.gutterClass) {
2164
- var wrap = ensureLineWrapped(lineView);
2165
- lineView.gutterBackground = elt("div", null, "CodeMirror-gutter-background " + lineView.line.gutterClass,
2166
- ("left: " + (cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) + "px; width: " + (dims.gutterTotalWidth) + "px"));
2167
- cm.display.input.setUneditable(lineView.gutterBackground);
2168
- wrap.insertBefore(lineView.gutterBackground, lineView.text);
2169
- }
2170
- var markers = lineView.line.gutterMarkers;
2171
- if (cm.options.lineNumbers || markers) {
2172
- var wrap$1 = ensureLineWrapped(lineView);
2173
- var gutterWrap = lineView.gutter = elt("div", null, "CodeMirror-gutter-wrapper", ("left: " + (cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) + "px"));
2174
- cm.display.input.setUneditable(gutterWrap);
2175
- wrap$1.insertBefore(gutterWrap, lineView.text);
2176
- if (lineView.line.gutterClass)
2177
- { gutterWrap.className += " " + lineView.line.gutterClass; }
2178
- if (cm.options.lineNumbers && (!markers || !markers["CodeMirror-linenumbers"]))
2179
- { lineView.lineNumber = gutterWrap.appendChild(
2180
- elt("div", lineNumberFor(cm.options, lineN),
2181
- "CodeMirror-linenumber CodeMirror-gutter-elt",
2182
- ("left: " + (dims.gutterLeft["CodeMirror-linenumbers"]) + "px; width: " + (cm.display.lineNumInnerWidth) + "px"))); }
2183
- if (markers) { for (var k = 0; k < cm.display.gutterSpecs.length; ++k) {
2184
- var id = cm.display.gutterSpecs[k].className, found = markers.hasOwnProperty(id) && markers[id];
2185
- if (found)
2186
- { gutterWrap.appendChild(elt("div", [found], "CodeMirror-gutter-elt",
2187
- ("left: " + (dims.gutterLeft[id]) + "px; width: " + (dims.gutterWidth[id]) + "px"))); }
2188
- } }
2189
- }
2190
- }
2191
-
2192
- function updateLineWidgets(cm, lineView, dims) {
2193
- if (lineView.alignable) { lineView.alignable = null; }
2194
- for (var node = lineView.node.firstChild, next = (void 0); node; node = next) {
2195
- next = node.nextSibling;
2196
- if (node.className == "CodeMirror-linewidget")
2197
- { lineView.node.removeChild(node); }
2198
- }
2199
- insertLineWidgets(cm, lineView, dims);
2200
- }
2201
-
2202
- // Build a line's DOM representation from scratch
2203
- function buildLineElement(cm, lineView, lineN, dims) {
2204
- var built = getLineContent(cm, lineView);
2205
- lineView.text = lineView.node = built.pre;
2206
- if (built.bgClass) { lineView.bgClass = built.bgClass; }
2207
- if (built.textClass) { lineView.textClass = built.textClass; }
2208
-
2209
- updateLineClasses(cm, lineView);
2210
- updateLineGutter(cm, lineView, lineN, dims);
2211
- insertLineWidgets(cm, lineView, dims);
2212
- return lineView.node
2213
- }
2214
-
2215
- // A lineView may contain multiple logical lines (when merged by
2216
- // collapsed spans). The widgets for all of them need to be drawn.
2217
- function insertLineWidgets(cm, lineView, dims) {
2218
- insertLineWidgetsFor(cm, lineView.line, lineView, dims, true);
2219
- if (lineView.rest) { for (var i = 0; i < lineView.rest.length; i++)
2220
- { insertLineWidgetsFor(cm, lineView.rest[i], lineView, dims, false); } }
2221
- }
2222
-
2223
- function insertLineWidgetsFor(cm, line, lineView, dims, allowAbove) {
2224
- if (!line.widgets) { return }
2225
- var wrap = ensureLineWrapped(lineView);
2226
- for (var i = 0, ws = line.widgets; i < ws.length; ++i) {
2227
- var widget = ws[i], node = elt("div", [widget.node], "CodeMirror-linewidget");
2228
- if (!widget.handleMouseEvents) { node.setAttribute("cm-ignore-events", "true"); }
2229
- positionLineWidget(widget, node, lineView, dims);
2230
- cm.display.input.setUneditable(node);
2231
- if (allowAbove && widget.above)
2232
- { wrap.insertBefore(node, lineView.gutter || lineView.text); }
2233
- else
2234
- { wrap.appendChild(node); }
2235
- signalLater(widget, "redraw");
2236
- }
2237
- }
2238
-
2239
- function positionLineWidget(widget, node, lineView, dims) {
2240
- if (widget.noHScroll) {
2241
- (lineView.alignable || (lineView.alignable = [])).push(node);
2242
- var width = dims.wrapperWidth;
2243
- node.style.left = dims.fixedPos + "px";
2244
- if (!widget.coverGutter) {
2245
- width -= dims.gutterTotalWidth;
2246
- node.style.paddingLeft = dims.gutterTotalWidth + "px";
2247
- }
2248
- node.style.width = width + "px";
2249
- }
2250
- if (widget.coverGutter) {
2251
- node.style.zIndex = 5;
2252
- node.style.position = "relative";
2253
- if (!widget.noHScroll) { node.style.marginLeft = -dims.gutterTotalWidth + "px"; }
2254
- }
2255
- }
2256
-
2257
- function widgetHeight(widget) {
2258
- if (widget.height != null) { return widget.height }
2259
- var cm = widget.doc.cm;
2260
- if (!cm) { return 0 }
2261
- if (!contains(document.body, widget.node)) {
2262
- var parentStyle = "position: relative;";
2263
- if (widget.coverGutter)
2264
- { parentStyle += "margin-left: -" + cm.display.gutters.offsetWidth + "px;"; }
2265
- if (widget.noHScroll)
2266
- { parentStyle += "width: " + cm.display.wrapper.clientWidth + "px;"; }
2267
- removeChildrenAndAdd(cm.display.measure, elt("div", [widget.node], null, parentStyle));
2268
- }
2269
- return widget.height = widget.node.parentNode.offsetHeight
2270
- }
2271
-
2272
- // Return true when the given mouse event happened in a widget
2273
- function eventInWidget(display, e) {
2274
- for (var n = e_target(e); n != display.wrapper; n = n.parentNode) {
2275
- if (!n || (n.nodeType == 1 && n.getAttribute("cm-ignore-events") == "true") ||
2276
- (n.parentNode == display.sizer && n != display.mover))
2277
- { return true }
2278
- }
2279
- }
2280
-
2281
- // POSITION MEASUREMENT
2282
-
2283
- function paddingTop(display) {return display.lineSpace.offsetTop}
2284
- function paddingVert(display) {return display.mover.offsetHeight - display.lineSpace.offsetHeight}
2285
- function paddingH(display) {
2286
- if (display.cachedPaddingH) { return display.cachedPaddingH }
2287
- var e = removeChildrenAndAdd(display.measure, elt("pre", "x"));
2288
- var style = window.getComputedStyle ? window.getComputedStyle(e) : e.currentStyle;
2289
- var data = {left: parseInt(style.paddingLeft), right: parseInt(style.paddingRight)};
2290
- if (!isNaN(data.left) && !isNaN(data.right)) { display.cachedPaddingH = data; }
2291
- return data
2292
- }
2293
-
2294
- function scrollGap(cm) { return scrollerGap - cm.display.nativeBarWidth }
2295
- function displayWidth(cm) {
2296
- return cm.display.scroller.clientWidth - scrollGap(cm) - cm.display.barWidth
2297
- }
2298
- function displayHeight(cm) {
2299
- return cm.display.scroller.clientHeight - scrollGap(cm) - cm.display.barHeight
2300
- }
2301
-
2302
- // Ensure the lineView.wrapping.heights array is populated. This is
2303
- // an array of bottom offsets for the lines that make up a drawn
2304
- // line. When lineWrapping is on, there might be more than one
2305
- // height.
2306
- function ensureLineHeights(cm, lineView, rect) {
2307
- var wrapping = cm.options.lineWrapping;
2308
- var curWidth = wrapping && displayWidth(cm);
2309
- if (!lineView.measure.heights || wrapping && lineView.measure.width != curWidth) {
2310
- var heights = lineView.measure.heights = [];
2311
- if (wrapping) {
2312
- lineView.measure.width = curWidth;
2313
- var rects = lineView.text.firstChild.getClientRects();
2314
- for (var i = 0; i < rects.length - 1; i++) {
2315
- var cur = rects[i], next = rects[i + 1];
2316
- if (Math.abs(cur.bottom - next.bottom) > 2)
2317
- { heights.push((cur.bottom + next.top) / 2 - rect.top); }
2318
- }
2319
- }
2320
- heights.push(rect.bottom - rect.top);
2321
- }
2322
- }
2323
-
2324
- // Find a line map (mapping character offsets to text nodes) and a
2325
- // measurement cache for the given line number. (A line view might
2326
- // contain multiple lines when collapsed ranges are present.)
2327
- function mapFromLineView(lineView, line, lineN) {
2328
- if (lineView.line == line)
2329
- { return {map: lineView.measure.map, cache: lineView.measure.cache} }
2330
- for (var i = 0; i < lineView.rest.length; i++)
2331
- { if (lineView.rest[i] == line)
2332
- { return {map: lineView.measure.maps[i], cache: lineView.measure.caches[i]} } }
2333
- for (var i$1 = 0; i$1 < lineView.rest.length; i$1++)
2334
- { if (lineNo(lineView.rest[i$1]) > lineN)
2335
- { return {map: lineView.measure.maps[i$1], cache: lineView.measure.caches[i$1], before: true} } }
2336
- }
2337
-
2338
- // Render a line into the hidden node display.externalMeasured. Used
2339
- // when measurement is needed for a line that's not in the viewport.
2340
- function updateExternalMeasurement(cm, line) {
2341
- line = visualLine(line);
2342
- var lineN = lineNo(line);
2343
- var view = cm.display.externalMeasured = new LineView(cm.doc, line, lineN);
2344
- view.lineN = lineN;
2345
- var built = view.built = buildLineContent(cm, view);
2346
- view.text = built.pre;
2347
- removeChildrenAndAdd(cm.display.lineMeasure, built.pre);
2348
- return view
2349
- }
2350
-
2351
- // Get a {top, bottom, left, right} box (in line-local coordinates)
2352
- // for a given character.
2353
- function measureChar(cm, line, ch, bias) {
2354
- return measureCharPrepared(cm, prepareMeasureForLine(cm, line), ch, bias)
2355
- }
2356
-
2357
- // Find a line view that corresponds to the given line number.
2358
- function findViewForLine(cm, lineN) {
2359
- if (lineN >= cm.display.viewFrom && lineN < cm.display.viewTo)
2360
- { return cm.display.view[findViewIndex(cm, lineN)] }
2361
- var ext = cm.display.externalMeasured;
2362
- if (ext && lineN >= ext.lineN && lineN < ext.lineN + ext.size)
2363
- { return ext }
2364
- }
2365
-
2366
- // Measurement can be split in two steps, the set-up work that
2367
- // applies to the whole line, and the measurement of the actual
2368
- // character. Functions like coordsChar, that need to do a lot of
2369
- // measurements in a row, can thus ensure that the set-up work is
2370
- // only done once.
2371
- function prepareMeasureForLine(cm, line) {
2372
- var lineN = lineNo(line);
2373
- var view = findViewForLine(cm, lineN);
2374
- if (view && !view.text) {
2375
- view = null;
2376
- } else if (view && view.changes) {
2377
- updateLineForChanges(cm, view, lineN, getDimensions(cm));
2378
- cm.curOp.forceUpdate = true;
2379
- }
2380
- if (!view)
2381
- { view = updateExternalMeasurement(cm, line); }
2382
-
2383
- var info = mapFromLineView(view, line, lineN);
2384
- return {
2385
- line: line, view: view, rect: null,
2386
- map: info.map, cache: info.cache, before: info.before,
2387
- hasHeights: false
2388
- }
2389
- }
2390
-
2391
- // Given a prepared measurement object, measures the position of an
2392
- // actual character (or fetches it from the cache).
2393
- function measureCharPrepared(cm, prepared, ch, bias, varHeight) {
2394
- if (prepared.before) { ch = -1; }
2395
- var key = ch + (bias || ""), found;
2396
- if (prepared.cache.hasOwnProperty(key)) {
2397
- found = prepared.cache[key];
2398
- } else {
2399
- if (!prepared.rect)
2400
- { prepared.rect = prepared.view.text.getBoundingClientRect(); }
2401
- if (!prepared.hasHeights) {
2402
- ensureLineHeights(cm, prepared.view, prepared.rect);
2403
- prepared.hasHeights = true;
2404
- }
2405
- found = measureCharInner(cm, prepared, ch, bias);
2406
- if (!found.bogus) { prepared.cache[key] = found; }
2407
- }
2408
- return {left: found.left, right: found.right,
2409
- top: varHeight ? found.rtop : found.top,
2410
- bottom: varHeight ? found.rbottom : found.bottom}
2411
- }
2412
-
2413
- var nullRect = {left: 0, right: 0, top: 0, bottom: 0};
2414
-
2415
- function nodeAndOffsetInLineMap(map$$1, ch, bias) {
2416
- var node, start, end, collapse, mStart, mEnd;
2417
- // First, search the line map for the text node corresponding to,
2418
- // or closest to, the target character.
2419
- for (var i = 0; i < map$$1.length; i += 3) {
2420
- mStart = map$$1[i];
2421
- mEnd = map$$1[i + 1];
2422
- if (ch < mStart) {
2423
- start = 0; end = 1;
2424
- collapse = "left";
2425
- } else if (ch < mEnd) {
2426
- start = ch - mStart;
2427
- end = start + 1;
2428
- } else if (i == map$$1.length - 3 || ch == mEnd && map$$1[i + 3] > ch) {
2429
- end = mEnd - mStart;
2430
- start = end - 1;
2431
- if (ch >= mEnd) { collapse = "right"; }
2432
- }
2433
- if (start != null) {
2434
- node = map$$1[i + 2];
2435
- if (mStart == mEnd && bias == (node.insertLeft ? "left" : "right"))
2436
- { collapse = bias; }
2437
- if (bias == "left" && start == 0)
2438
- { while (i && map$$1[i - 2] == map$$1[i - 3] && map$$1[i - 1].insertLeft) {
2439
- node = map$$1[(i -= 3) + 2];
2440
- collapse = "left";
2441
- } }
2442
- if (bias == "right" && start == mEnd - mStart)
2443
- { while (i < map$$1.length - 3 && map$$1[i + 3] == map$$1[i + 4] && !map$$1[i + 5].insertLeft) {
2444
- node = map$$1[(i += 3) + 2];
2445
- collapse = "right";
2446
- } }
2447
- break
2448
- }
2449
- }
2450
- return {node: node, start: start, end: end, collapse: collapse, coverStart: mStart, coverEnd: mEnd}
2451
- }
2452
-
2453
- function getUsefulRect(rects, bias) {
2454
- var rect = nullRect;
2455
- if (bias == "left") { for (var i = 0; i < rects.length; i++) {
2456
- if ((rect = rects[i]).left != rect.right) { break }
2457
- } } else { for (var i$1 = rects.length - 1; i$1 >= 0; i$1--) {
2458
- if ((rect = rects[i$1]).left != rect.right) { break }
2459
- } }
2460
- return rect
2461
- }
2462
-
2463
- function measureCharInner(cm, prepared, ch, bias) {
2464
- var place = nodeAndOffsetInLineMap(prepared.map, ch, bias);
2465
- var node = place.node, start = place.start, end = place.end, collapse = place.collapse;
2466
-
2467
- var rect;
2468
- if (node.nodeType == 3) { // If it is a text node, use a range to retrieve the coordinates.
2469
- for (var i$1 = 0; i$1 < 4; i$1++) { // Retry a maximum of 4 times when nonsense rectangles are returned
2470
- while (start && isExtendingChar(prepared.line.text.charAt(place.coverStart + start))) { --start; }
2471
- while (place.coverStart + end < place.coverEnd && isExtendingChar(prepared.line.text.charAt(place.coverStart + end))) { ++end; }
2472
- if (ie && ie_version < 9 && start == 0 && end == place.coverEnd - place.coverStart)
2473
- { rect = node.parentNode.getBoundingClientRect(); }
2474
- else
2475
- { rect = getUsefulRect(range(node, start, end).getClientRects(), bias); }
2476
- if (rect.left || rect.right || start == 0) { break }
2477
- end = start;
2478
- start = start - 1;
2479
- collapse = "right";
2480
- }
2481
- if (ie && ie_version < 11) { rect = maybeUpdateRectForZooming(cm.display.measure, rect); }
2482
- } else { // If it is a widget, simply get the box for the whole widget.
2483
- if (start > 0) { collapse = bias = "right"; }
2484
- var rects;
2485
- if (cm.options.lineWrapping && (rects = node.getClientRects()).length > 1)
2486
- { rect = rects[bias == "right" ? rects.length - 1 : 0]; }
2487
- else
2488
- { rect = node.getBoundingClientRect(); }
2489
- }
2490
- if (ie && ie_version < 9 && !start && (!rect || !rect.left && !rect.right)) {
2491
- var rSpan = node.parentNode.getClientRects()[0];
2492
- if (rSpan)
2493
- { rect = {left: rSpan.left, right: rSpan.left + charWidth(cm.display), top: rSpan.top, bottom: rSpan.bottom}; }
2494
- else
2495
- { rect = nullRect; }
2496
- }
2497
-
2498
- var rtop = rect.top - prepared.rect.top, rbot = rect.bottom - prepared.rect.top;
2499
- var mid = (rtop + rbot) / 2;
2500
- var heights = prepared.view.measure.heights;
2501
- var i = 0;
2502
- for (; i < heights.length - 1; i++)
2503
- { if (mid < heights[i]) { break } }
2504
- var top = i ? heights[i - 1] : 0, bot = heights[i];
2505
- var result = {left: (collapse == "right" ? rect.right : rect.left) - prepared.rect.left,
2506
- right: (collapse == "left" ? rect.left : rect.right) - prepared.rect.left,
2507
- top: top, bottom: bot};
2508
- if (!rect.left && !rect.right) { result.bogus = true; }
2509
- if (!cm.options.singleCursorHeightPerLine) { result.rtop = rtop; result.rbottom = rbot; }
2510
-
2511
- return result
2512
- }
2513
-
2514
- // Work around problem with bounding client rects on ranges being
2515
- // returned incorrectly when zoomed on IE10 and below.
2516
- function maybeUpdateRectForZooming(measure, rect) {
2517
- if (!window.screen || screen.logicalXDPI == null ||
2518
- screen.logicalXDPI == screen.deviceXDPI || !hasBadZoomedRects(measure))
2519
- { return rect }
2520
- var scaleX = screen.logicalXDPI / screen.deviceXDPI;
2521
- var scaleY = screen.logicalYDPI / screen.deviceYDPI;
2522
- return {left: rect.left * scaleX, right: rect.right * scaleX,
2523
- top: rect.top * scaleY, bottom: rect.bottom * scaleY}
2524
- }
2525
-
2526
- function clearLineMeasurementCacheFor(lineView) {
2527
- if (lineView.measure) {
2528
- lineView.measure.cache = {};
2529
- lineView.measure.heights = null;
2530
- if (lineView.rest) { for (var i = 0; i < lineView.rest.length; i++)
2531
- { lineView.measure.caches[i] = {}; } }
2532
- }
2533
- }
2534
-
2535
- function clearLineMeasurementCache(cm) {
2536
- cm.display.externalMeasure = null;
2537
- removeChildren(cm.display.lineMeasure);
2538
- for (var i = 0; i < cm.display.view.length; i++)
2539
- { clearLineMeasurementCacheFor(cm.display.view[i]); }
2540
- }
2541
-
2542
- function clearCaches(cm) {
2543
- clearLineMeasurementCache(cm);
2544
- cm.display.cachedCharWidth = cm.display.cachedTextHeight = cm.display.cachedPaddingH = null;
2545
- if (!cm.options.lineWrapping) { cm.display.maxLineChanged = true; }
2546
- cm.display.lineNumChars = null;
2547
- }
2548
-
2549
- function pageScrollX() {
2550
- // Work around https://bugs.chromium.org/p/chromium/issues/detail?id=489206
2551
- // which causes page_Offset and bounding client rects to use
2552
- // different reference viewports and invalidate our calculations.
2553
- if (chrome && android) { return -(document.body.getBoundingClientRect().left - parseInt(getComputedStyle(document.body).marginLeft)) }
2554
- return window.pageXOffset || (document.documentElement || document.body).scrollLeft
2555
- }
2556
- function pageScrollY() {
2557
- if (chrome && android) { return -(document.body.getBoundingClientRect().top - parseInt(getComputedStyle(document.body).marginTop)) }
2558
- return window.pageYOffset || (document.documentElement || document.body).scrollTop
2559
- }
2560
-
2561
- function widgetTopHeight(lineObj) {
2562
- var height = 0;
2563
- if (lineObj.widgets) { for (var i = 0; i < lineObj.widgets.length; ++i) { if (lineObj.widgets[i].above)
2564
- { height += widgetHeight(lineObj.widgets[i]); } } }
2565
- return height
2566
- }
2567
-
2568
- // Converts a {top, bottom, left, right} box from line-local
2569
- // coordinates into another coordinate system. Context may be one of
2570
- // "line", "div" (display.lineDiv), "local"./null (editor), "window",
2571
- // or "page".
2572
- function intoCoordSystem(cm, lineObj, rect, context, includeWidgets) {
2573
- if (!includeWidgets) {
2574
- var height = widgetTopHeight(lineObj);
2575
- rect.top += height; rect.bottom += height;
2576
- }
2577
- if (context == "line") { return rect }
2578
- if (!context) { context = "local"; }
2579
- var yOff = heightAtLine(lineObj);
2580
- if (context == "local") { yOff += paddingTop(cm.display); }
2581
- else { yOff -= cm.display.viewOffset; }
2582
- if (context == "page" || context == "window") {
2583
- var lOff = cm.display.lineSpace.getBoundingClientRect();
2584
- yOff += lOff.top + (context == "window" ? 0 : pageScrollY());
2585
- var xOff = lOff.left + (context == "window" ? 0 : pageScrollX());
2586
- rect.left += xOff; rect.right += xOff;
2587
- }
2588
- rect.top += yOff; rect.bottom += yOff;
2589
- return rect
2590
- }
2591
-
2592
- // Coverts a box from "div" coords to another coordinate system.
2593
- // Context may be "window", "page", "div", or "local"./null.
2594
- function fromCoordSystem(cm, coords, context) {
2595
- if (context == "div") { return coords }
2596
- var left = coords.left, top = coords.top;
2597
- // First move into "page" coordinate system
2598
- if (context == "page") {
2599
- left -= pageScrollX();
2600
- top -= pageScrollY();
2601
- } else if (context == "local" || !context) {
2602
- var localBox = cm.display.sizer.getBoundingClientRect();
2603
- left += localBox.left;
2604
- top += localBox.top;
2605
- }
2606
-
2607
- var lineSpaceBox = cm.display.lineSpace.getBoundingClientRect();
2608
- return {left: left - lineSpaceBox.left, top: top - lineSpaceBox.top}
2609
- }
2610
-
2611
- function charCoords(cm, pos, context, lineObj, bias) {
2612
- if (!lineObj) { lineObj = getLine(cm.doc, pos.line); }
2613
- return intoCoordSystem(cm, lineObj, measureChar(cm, lineObj, pos.ch, bias), context)
2614
- }
2615
-
2616
- // Returns a box for a given cursor position, which may have an
2617
- // 'other' property containing the position of the secondary cursor
2618
- // on a bidi boundary.
2619
- // A cursor Pos(line, char, "before") is on the same visual line as `char - 1`
2620
- // and after `char - 1` in writing order of `char - 1`
2621
- // A cursor Pos(line, char, "after") is on the same visual line as `char`
2622
- // and before `char` in writing order of `char`
2623
- // Examples (upper-case letters are RTL, lower-case are LTR):
2624
- // Pos(0, 1, ...)
2625
- // before after
2626
- // ab a|b a|b
2627
- // aB a|B aB|
2628
- // Ab |Ab A|b
2629
- // AB B|A B|A
2630
- // Every position after the last character on a line is considered to stick
2631
- // to the last character on the line.
2632
- function cursorCoords(cm, pos, context, lineObj, preparedMeasure, varHeight) {
2633
- lineObj = lineObj || getLine(cm.doc, pos.line);
2634
- if (!preparedMeasure) { preparedMeasure = prepareMeasureForLine(cm, lineObj); }
2635
- function get(ch, right) {
2636
- var m = measureCharPrepared(cm, preparedMeasure, ch, right ? "right" : "left", varHeight);
2637
- if (right) { m.left = m.right; } else { m.right = m.left; }
2638
- return intoCoordSystem(cm, lineObj, m, context)
2639
- }
2640
- var order = getOrder(lineObj, cm.doc.direction), ch = pos.ch, sticky = pos.sticky;
2641
- if (ch >= lineObj.text.length) {
2642
- ch = lineObj.text.length;
2643
- sticky = "before";
2644
- } else if (ch <= 0) {
2645
- ch = 0;
2646
- sticky = "after";
2647
- }
2648
- if (!order) { return get(sticky == "before" ? ch - 1 : ch, sticky == "before") }
2649
-
2650
- function getBidi(ch, partPos, invert) {
2651
- var part = order[partPos], right = part.level == 1;
2652
- return get(invert ? ch - 1 : ch, right != invert)
2653
- }
2654
- var partPos = getBidiPartAt(order, ch, sticky);
2655
- var other = bidiOther;
2656
- var val = getBidi(ch, partPos, sticky == "before");
2657
- if (other != null) { val.other = getBidi(ch, other, sticky != "before"); }
2658
- return val
2659
- }
2660
-
2661
- // Used to cheaply estimate the coordinates for a position. Used for
2662
- // intermediate scroll updates.
2663
- function estimateCoords(cm, pos) {
2664
- var left = 0;
2665
- pos = clipPos(cm.doc, pos);
2666
- if (!cm.options.lineWrapping) { left = charWidth(cm.display) * pos.ch; }
2667
- var lineObj = getLine(cm.doc, pos.line);
2668
- var top = heightAtLine(lineObj) + paddingTop(cm.display);
2669
- return {left: left, right: left, top: top, bottom: top + lineObj.height}
2670
- }
2671
-
2672
- // Positions returned by coordsChar contain some extra information.
2673
- // xRel is the relative x position of the input coordinates compared
2674
- // to the found position (so xRel > 0 means the coordinates are to
2675
- // the right of the character position, for example). When outside
2676
- // is true, that means the coordinates lie outside the line's
2677
- // vertical range.
2678
- function PosWithInfo(line, ch, sticky, outside, xRel) {
2679
- var pos = Pos(line, ch, sticky);
2680
- pos.xRel = xRel;
2681
- if (outside) { pos.outside = true; }
2682
- return pos
2683
- }
2684
-
2685
- // Compute the character position closest to the given coordinates.
2686
- // Input must be lineSpace-local ("div" coordinate system).
2687
- function coordsChar(cm, x, y) {
2688
- var doc = cm.doc;
2689
- y += cm.display.viewOffset;
2690
- if (y < 0) { return PosWithInfo(doc.first, 0, null, true, -1) }
2691
- var lineN = lineAtHeight(doc, y), last = doc.first + doc.size - 1;
2692
- if (lineN > last)
2693
- { return PosWithInfo(doc.first + doc.size - 1, getLine(doc, last).text.length, null, true, 1) }
2694
- if (x < 0) { x = 0; }
2695
-
2696
- var lineObj = getLine(doc, lineN);
2697
- for (;;) {
2698
- var found = coordsCharInner(cm, lineObj, lineN, x, y);
2699
- var collapsed = collapsedSpanAround(lineObj, found.ch + (found.xRel > 0 ? 1 : 0));
2700
- if (!collapsed) { return found }
2701
- var rangeEnd = collapsed.find(1);
2702
- if (rangeEnd.line == lineN) { return rangeEnd }
2703
- lineObj = getLine(doc, lineN = rangeEnd.line);
2704
- }
2705
- }
2706
-
2707
- function wrappedLineExtent(cm, lineObj, preparedMeasure, y) {
2708
- y -= widgetTopHeight(lineObj);
2709
- var end = lineObj.text.length;
2710
- var begin = findFirst(function (ch) { return measureCharPrepared(cm, preparedMeasure, ch - 1).bottom <= y; }, end, 0);
2711
- end = findFirst(function (ch) { return measureCharPrepared(cm, preparedMeasure, ch).top > y; }, begin, end);
2712
- return {begin: begin, end: end}
2713
- }
2714
-
2715
- function wrappedLineExtentChar(cm, lineObj, preparedMeasure, target) {
2716
- if (!preparedMeasure) { preparedMeasure = prepareMeasureForLine(cm, lineObj); }
2717
- var targetTop = intoCoordSystem(cm, lineObj, measureCharPrepared(cm, preparedMeasure, target), "line").top;
2718
- return wrappedLineExtent(cm, lineObj, preparedMeasure, targetTop)
2719
- }
2720
-
2721
- // Returns true if the given side of a box is after the given
2722
- // coordinates, in top-to-bottom, left-to-right order.
2723
- function boxIsAfter(box, x, y, left) {
2724
- return box.bottom <= y ? false : box.top > y ? true : (left ? box.left : box.right) > x
2725
- }
2726
-
2727
- function coordsCharInner(cm, lineObj, lineNo$$1, x, y) {
2728
- // Move y into line-local coordinate space
2729
- y -= heightAtLine(lineObj);
2730
- var preparedMeasure = prepareMeasureForLine(cm, lineObj);
2731
- // When directly calling `measureCharPrepared`, we have to adjust
2732
- // for the widgets at this line.
2733
- var widgetHeight$$1 = widgetTopHeight(lineObj);
2734
- var begin = 0, end = lineObj.text.length, ltr = true;
2735
-
2736
- var order = getOrder(lineObj, cm.doc.direction);
2737
- // If the line isn't plain left-to-right text, first figure out
2738
- // which bidi section the coordinates fall into.
2739
- if (order) {
2740
- var part = (cm.options.lineWrapping ? coordsBidiPartWrapped : coordsBidiPart)
2741
- (cm, lineObj, lineNo$$1, preparedMeasure, order, x, y);
2742
- ltr = part.level != 1;
2743
- // The awkward -1 offsets are needed because findFirst (called
2744
- // on these below) will treat its first bound as inclusive,
2745
- // second as exclusive, but we want to actually address the
2746
- // characters in the part's range
2747
- begin = ltr ? part.from : part.to - 1;
2748
- end = ltr ? part.to : part.from - 1;
2749
- }
2750
-
2751
- // A binary search to find the first character whose bounding box
2752
- // starts after the coordinates. If we run across any whose box wrap
2753
- // the coordinates, store that.
2754
- var chAround = null, boxAround = null;
2755
- var ch = findFirst(function (ch) {
2756
- var box = measureCharPrepared(cm, preparedMeasure, ch);
2757
- box.top += widgetHeight$$1; box.bottom += widgetHeight$$1;
2758
- if (!boxIsAfter(box, x, y, false)) { return false }
2759
- if (box.top <= y && box.left <= x) {
2760
- chAround = ch;
2761
- boxAround = box;
2762
- }
2763
- return true
2764
- }, begin, end);
2765
-
2766
- var baseX, sticky, outside = false;
2767
- // If a box around the coordinates was found, use that
2768
- if (boxAround) {
2769
- // Distinguish coordinates nearer to the left or right side of the box
2770
- var atLeft = x - boxAround.left < boxAround.right - x, atStart = atLeft == ltr;
2771
- ch = chAround + (atStart ? 0 : 1);
2772
- sticky = atStart ? "after" : "before";
2773
- baseX = atLeft ? boxAround.left : boxAround.right;
2774
- } else {
2775
- // (Adjust for extended bound, if necessary.)
2776
- if (!ltr && (ch == end || ch == begin)) { ch++; }
2777
- // To determine which side to associate with, get the box to the
2778
- // left of the character and compare it's vertical position to the
2779
- // coordinates
2780
- sticky = ch == 0 ? "after" : ch == lineObj.text.length ? "before" :
2781
- (measureCharPrepared(cm, preparedMeasure, ch - (ltr ? 1 : 0)).bottom + widgetHeight$$1 <= y) == ltr ?
2782
- "after" : "before";
2783
- // Now get accurate coordinates for this place, in order to get a
2784
- // base X position
2785
- var coords = cursorCoords(cm, Pos(lineNo$$1, ch, sticky), "line", lineObj, preparedMeasure);
2786
- baseX = coords.left;
2787
- outside = y < coords.top || y >= coords.bottom;
2788
- }
2789
-
2790
- ch = skipExtendingChars(lineObj.text, ch, 1);
2791
- return PosWithInfo(lineNo$$1, ch, sticky, outside, x - baseX)
2792
- }
2793
-
2794
- function coordsBidiPart(cm, lineObj, lineNo$$1, preparedMeasure, order, x, y) {
2795
- // Bidi parts are sorted left-to-right, and in a non-line-wrapping
2796
- // situation, we can take this ordering to correspond to the visual
2797
- // ordering. This finds the first part whose end is after the given
2798
- // coordinates.
2799
- var index = findFirst(function (i) {
2800
- var part = order[i], ltr = part.level != 1;
2801
- return boxIsAfter(cursorCoords(cm, Pos(lineNo$$1, ltr ? part.to : part.from, ltr ? "before" : "after"),
2802
- "line", lineObj, preparedMeasure), x, y, true)
2803
- }, 0, order.length - 1);
2804
- var part = order[index];
2805
- // If this isn't the first part, the part's start is also after
2806
- // the coordinates, and the coordinates aren't on the same line as
2807
- // that start, move one part back.
2808
- if (index > 0) {
2809
- var ltr = part.level != 1;
2810
- var start = cursorCoords(cm, Pos(lineNo$$1, ltr ? part.from : part.to, ltr ? "after" : "before"),
2811
- "line", lineObj, preparedMeasure);
2812
- if (boxIsAfter(start, x, y, true) && start.top > y)
2813
- { part = order[index - 1]; }
2814
- }
2815
- return part
2816
- }
2817
-
2818
- function coordsBidiPartWrapped(cm, lineObj, _lineNo, preparedMeasure, order, x, y) {
2819
- // In a wrapped line, rtl text on wrapping boundaries can do things
2820
- // that don't correspond to the ordering in our `order` array at
2821
- // all, so a binary search doesn't work, and we want to return a
2822
- // part that only spans one line so that the binary search in
2823
- // coordsCharInner is safe. As such, we first find the extent of the
2824
- // wrapped line, and then do a flat search in which we discard any
2825
- // spans that aren't on the line.
2826
- var ref = wrappedLineExtent(cm, lineObj, preparedMeasure, y);
2827
- var begin = ref.begin;
2828
- var end = ref.end;
2829
- if (/\s/.test(lineObj.text.charAt(end - 1))) { end--; }
2830
- var part = null, closestDist = null;
2831
- for (var i = 0; i < order.length; i++) {
2832
- var p = order[i];
2833
- if (p.from >= end || p.to <= begin) { continue }
2834
- var ltr = p.level != 1;
2835
- var endX = measureCharPrepared(cm, preparedMeasure, ltr ? Math.min(end, p.to) - 1 : Math.max(begin, p.from)).right;
2836
- // Weigh against spans ending before this, so that they are only
2837
- // picked if nothing ends after
2838
- var dist = endX < x ? x - endX + 1e9 : endX - x;
2839
- if (!part || closestDist > dist) {
2840
- part = p;
2841
- closestDist = dist;
2842
- }
2843
- }
2844
- if (!part) { part = order[order.length - 1]; }
2845
- // Clip the part to the wrapped line.
2846
- if (part.from < begin) { part = {from: begin, to: part.to, level: part.level}; }
2847
- if (part.to > end) { part = {from: part.from, to: end, level: part.level}; }
2848
- return part
2849
- }
2850
-
2851
- var measureText;
2852
- // Compute the default text height.
2853
- function textHeight(display) {
2854
- if (display.cachedTextHeight != null) { return display.cachedTextHeight }
2855
- if (measureText == null) {
2856
- measureText = elt("pre");
2857
- // Measure a bunch of lines, for browsers that compute
2858
- // fractional heights.
2859
- for (var i = 0; i < 49; ++i) {
2860
- measureText.appendChild(document.createTextNode("x"));
2861
- measureText.appendChild(elt("br"));
2862
- }
2863
- measureText.appendChild(document.createTextNode("x"));
2864
- }
2865
- removeChildrenAndAdd(display.measure, measureText);
2866
- var height = measureText.offsetHeight / 50;
2867
- if (height > 3) { display.cachedTextHeight = height; }
2868
- removeChildren(display.measure);
2869
- return height || 1
2870
- }
2871
-
2872
- // Compute the default character width.
2873
- function charWidth(display) {
2874
- if (display.cachedCharWidth != null) { return display.cachedCharWidth }
2875
- var anchor = elt("span", "xxxxxxxxxx");
2876
- var pre = elt("pre", [anchor]);
2877
- removeChildrenAndAdd(display.measure, pre);
2878
- var rect = anchor.getBoundingClientRect(), width = (rect.right - rect.left) / 10;
2879
- if (width > 2) { display.cachedCharWidth = width; }
2880
- return width || 10
2881
- }
2882
-
2883
- // Do a bulk-read of the DOM positions and sizes needed to draw the
2884
- // view, so that we don't interleave reading and writing to the DOM.
2885
- function getDimensions(cm) {
2886
- var d = cm.display, left = {}, width = {};
2887
- var gutterLeft = d.gutters.clientLeft;
2888
- for (var n = d.gutters.firstChild, i = 0; n; n = n.nextSibling, ++i) {
2889
- var id = cm.display.gutterSpecs[i].className;
2890
- left[id] = n.offsetLeft + n.clientLeft + gutterLeft;
2891
- width[id] = n.clientWidth;
2892
- }
2893
- return {fixedPos: compensateForHScroll(d),
2894
- gutterTotalWidth: d.gutters.offsetWidth,
2895
- gutterLeft: left,
2896
- gutterWidth: width,
2897
- wrapperWidth: d.wrapper.clientWidth}
2898
- }
2899
-
2900
- // Computes display.scroller.scrollLeft + display.gutters.offsetWidth,
2901
- // but using getBoundingClientRect to get a sub-pixel-accurate
2902
- // result.
2903
- function compensateForHScroll(display) {
2904
- return display.scroller.getBoundingClientRect().left - display.sizer.getBoundingClientRect().left
2905
- }
2906
-
2907
- // Returns a function that estimates the height of a line, to use as
2908
- // first approximation until the line becomes visible (and is thus
2909
- // properly measurable).
2910
- function estimateHeight(cm) {
2911
- var th = textHeight(cm.display), wrapping = cm.options.lineWrapping;
2912
- var perLine = wrapping && Math.max(5, cm.display.scroller.clientWidth / charWidth(cm.display) - 3);
2913
- return function (line) {
2914
- if (lineIsHidden(cm.doc, line)) { return 0 }
2915
-
2916
- var widgetsHeight = 0;
2917
- if (line.widgets) { for (var i = 0; i < line.widgets.length; i++) {
2918
- if (line.widgets[i].height) { widgetsHeight += line.widgets[i].height; }
2919
- } }
2920
-
2921
- if (wrapping)
2922
- { return widgetsHeight + (Math.ceil(line.text.length / perLine) || 1) * th }
2923
- else
2924
- { return widgetsHeight + th }
2925
- }
2926
- }
2927
-
2928
- function estimateLineHeights(cm) {
2929
- var doc = cm.doc, est = estimateHeight(cm);
2930
- doc.iter(function (line) {
2931
- var estHeight = est(line);
2932
- if (estHeight != line.height) { updateLineHeight(line, estHeight); }
2933
- });
2934
- }
2935
-
2936
- // Given a mouse event, find the corresponding position. If liberal
2937
- // is false, it checks whether a gutter or scrollbar was clicked,
2938
- // and returns null if it was. forRect is used by rectangular
2939
- // selections, and tries to estimate a character position even for
2940
- // coordinates beyond the right of the text.
2941
- function posFromMouse(cm, e, liberal, forRect) {
2942
- var display = cm.display;
2943
- if (!liberal && e_target(e).getAttribute("cm-not-content") == "true") { return null }
2944
-
2945
- var x, y, space = display.lineSpace.getBoundingClientRect();
2946
- // Fails unpredictably on IE[67] when mouse is dragged around quickly.
2947
- try { x = e.clientX - space.left; y = e.clientY - space.top; }
2948
- catch (e) { return null }
2949
- var coords = coordsChar(cm, x, y), line;
2950
- if (forRect && coords.xRel == 1 && (line = getLine(cm.doc, coords.line).text).length == coords.ch) {
2951
- var colDiff = countColumn(line, line.length, cm.options.tabSize) - line.length;
2952
- coords = Pos(coords.line, Math.max(0, Math.round((x - paddingH(cm.display).left) / charWidth(cm.display)) - colDiff));
2953
- }
2954
- return coords
2955
- }
2956
-
2957
- // Find the view element corresponding to a given line. Return null
2958
- // when the line isn't visible.
2959
- function findViewIndex(cm, n) {
2960
- if (n >= cm.display.viewTo) { return null }
2961
- n -= cm.display.viewFrom;
2962
- if (n < 0) { return null }
2963
- var view = cm.display.view;
2964
- for (var i = 0; i < view.length; i++) {
2965
- n -= view[i].size;
2966
- if (n < 0) { return i }
2967
- }
2968
- }
2969
-
2970
- // Updates the display.view data structure for a given change to the
2971
- // document. From and to are in pre-change coordinates. Lendiff is
2972
- // the amount of lines added or subtracted by the change. This is
2973
- // used for changes that span multiple lines, or change the way
2974
- // lines are divided into visual lines. regLineChange (below)
2975
- // registers single-line changes.
2976
- function regChange(cm, from, to, lendiff) {
2977
- if (from == null) { from = cm.doc.first; }
2978
- if (to == null) { to = cm.doc.first + cm.doc.size; }
2979
- if (!lendiff) { lendiff = 0; }
2980
-
2981
- var display = cm.display;
2982
- if (lendiff && to < display.viewTo &&
2983
- (display.updateLineNumbers == null || display.updateLineNumbers > from))
2984
- { display.updateLineNumbers = from; }
2985
-
2986
- cm.curOp.viewChanged = true;
2987
-
2988
- if (from >= display.viewTo) { // Change after
2989
- if (sawCollapsedSpans && visualLineNo(cm.doc, from) < display.viewTo)
2990
- { resetView(cm); }
2991
- } else if (to <= display.viewFrom) { // Change before
2992
- if (sawCollapsedSpans && visualLineEndNo(cm.doc, to + lendiff) > display.viewFrom) {
2993
- resetView(cm);
2994
- } else {
2995
- display.viewFrom += lendiff;
2996
- display.viewTo += lendiff;
2997
- }
2998
- } else if (from <= display.viewFrom && to >= display.viewTo) { // Full overlap
2999
- resetView(cm);
3000
- } else if (from <= display.viewFrom) { // Top overlap
3001
- var cut = viewCuttingPoint(cm, to, to + lendiff, 1);
3002
- if (cut) {
3003
- display.view = display.view.slice(cut.index);
3004
- display.viewFrom = cut.lineN;
3005
- display.viewTo += lendiff;
3006
- } else {
3007
- resetView(cm);
3008
- }
3009
- } else if (to >= display.viewTo) { // Bottom overlap
3010
- var cut$1 = viewCuttingPoint(cm, from, from, -1);
3011
- if (cut$1) {
3012
- display.view = display.view.slice(0, cut$1.index);
3013
- display.viewTo = cut$1.lineN;
3014
- } else {
3015
- resetView(cm);
3016
- }
3017
- } else { // Gap in the middle
3018
- var cutTop = viewCuttingPoint(cm, from, from, -1);
3019
- var cutBot = viewCuttingPoint(cm, to, to + lendiff, 1);
3020
- if (cutTop && cutBot) {
3021
- display.view = display.view.slice(0, cutTop.index)
3022
- .concat(buildViewArray(cm, cutTop.lineN, cutBot.lineN))
3023
- .concat(display.view.slice(cutBot.index));
3024
- display.viewTo += lendiff;
3025
- } else {
3026
- resetView(cm);
3027
- }
3028
- }
3029
-
3030
- var ext = display.externalMeasured;
3031
- if (ext) {
3032
- if (to < ext.lineN)
3033
- { ext.lineN += lendiff; }
3034
- else if (from < ext.lineN + ext.size)
3035
- { display.externalMeasured = null; }
3036
- }
3037
- }
3038
-
3039
- // Register a change to a single line. Type must be one of "text",
3040
- // "gutter", "class", "widget"
3041
- function regLineChange(cm, line, type) {
3042
- cm.curOp.viewChanged = true;
3043
- var display = cm.display, ext = cm.display.externalMeasured;
3044
- if (ext && line >= ext.lineN && line < ext.lineN + ext.size)
3045
- { display.externalMeasured = null; }
3046
-
3047
- if (line < display.viewFrom || line >= display.viewTo) { return }
3048
- var lineView = display.view[findViewIndex(cm, line)];
3049
- if (lineView.node == null) { return }
3050
- var arr = lineView.changes || (lineView.changes = []);
3051
- if (indexOf(arr, type) == -1) { arr.push(type); }
3052
- }
3053
-
3054
- // Clear the view.
3055
- function resetView(cm) {
3056
- cm.display.viewFrom = cm.display.viewTo = cm.doc.first;
3057
- cm.display.view = [];
3058
- cm.display.viewOffset = 0;
3059
- }
3060
-
3061
- function viewCuttingPoint(cm, oldN, newN, dir) {
3062
- var index = findViewIndex(cm, oldN), diff, view = cm.display.view;
3063
- if (!sawCollapsedSpans || newN == cm.doc.first + cm.doc.size)
3064
- { return {index: index, lineN: newN} }
3065
- var n = cm.display.viewFrom;
3066
- for (var i = 0; i < index; i++)
3067
- { n += view[i].size; }
3068
- if (n != oldN) {
3069
- if (dir > 0) {
3070
- if (index == view.length - 1) { return null }
3071
- diff = (n + view[index].size) - oldN;
3072
- index++;
3073
- } else {
3074
- diff = n - oldN;
3075
- }
3076
- oldN += diff; newN += diff;
3077
- }
3078
- while (visualLineNo(cm.doc, newN) != newN) {
3079
- if (index == (dir < 0 ? 0 : view.length - 1)) { return null }
3080
- newN += dir * view[index - (dir < 0 ? 1 : 0)].size;
3081
- index += dir;
3082
- }
3083
- return {index: index, lineN: newN}
3084
- }
3085
-
3086
- // Force the view to cover a given range, adding empty view element
3087
- // or clipping off existing ones as needed.
3088
- function adjustView(cm, from, to) {
3089
- var display = cm.display, view = display.view;
3090
- if (view.length == 0 || from >= display.viewTo || to <= display.viewFrom) {
3091
- display.view = buildViewArray(cm, from, to);
3092
- display.viewFrom = from;
3093
- } else {
3094
- if (display.viewFrom > from)
3095
- { display.view = buildViewArray(cm, from, display.viewFrom).concat(display.view); }
3096
- else if (display.viewFrom < from)
3097
- { display.view = display.view.slice(findViewIndex(cm, from)); }
3098
- display.viewFrom = from;
3099
- if (display.viewTo < to)
3100
- { display.view = display.view.concat(buildViewArray(cm, display.viewTo, to)); }
3101
- else if (display.viewTo > to)
3102
- { display.view = display.view.slice(0, findViewIndex(cm, to)); }
3103
- }
3104
- display.viewTo = to;
3105
- }
3106
-
3107
- // Count the number of lines in the view whose DOM representation is
3108
- // out of date (or nonexistent).
3109
- function countDirtyView(cm) {
3110
- var view = cm.display.view, dirty = 0;
3111
- for (var i = 0; i < view.length; i++) {
3112
- var lineView = view[i];
3113
- if (!lineView.hidden && (!lineView.node || lineView.changes)) { ++dirty; }
3114
- }
3115
- return dirty
3116
- }
3117
-
3118
- function updateSelection(cm) {
3119
- cm.display.input.showSelection(cm.display.input.prepareSelection());
3120
- }
3121
-
3122
- function prepareSelection(cm, primary) {
3123
- if ( primary === void 0 ) primary = true;
3124
-
3125
- var doc = cm.doc, result = {};
3126
- var curFragment = result.cursors = document.createDocumentFragment();
3127
- var selFragment = result.selection = document.createDocumentFragment();
3128
-
3129
- for (var i = 0; i < doc.sel.ranges.length; i++) {
3130
- if (!primary && i == doc.sel.primIndex) { continue }
3131
- var range$$1 = doc.sel.ranges[i];
3132
- if (range$$1.from().line >= cm.display.viewTo || range$$1.to().line < cm.display.viewFrom) { continue }
3133
- var collapsed = range$$1.empty();
3134
- if (collapsed || cm.options.showCursorWhenSelecting)
3135
- { drawSelectionCursor(cm, range$$1.head, curFragment); }
3136
- if (!collapsed)
3137
- { drawSelectionRange(cm, range$$1, selFragment); }
3138
- }
3139
- return result
3140
- }
3141
-
3142
- // Draws a cursor for the given range
3143
- function drawSelectionCursor(cm, head, output) {
3144
- var pos = cursorCoords(cm, head, "div", null, null, !cm.options.singleCursorHeightPerLine);
3145
-
3146
- var cursor = output.appendChild(elt("div", "\u00a0", "CodeMirror-cursor"));
3147
- cursor.style.left = pos.left + "px";
3148
- cursor.style.top = pos.top + "px";
3149
- cursor.style.height = Math.max(0, pos.bottom - pos.top) * cm.options.cursorHeight + "px";
3150
-
3151
- if (pos.other) {
3152
- // Secondary cursor, shown when on a 'jump' in bi-directional text
3153
- var otherCursor = output.appendChild(elt("div", "\u00a0", "CodeMirror-cursor CodeMirror-secondarycursor"));
3154
- otherCursor.style.display = "";
3155
- otherCursor.style.left = pos.other.left + "px";
3156
- otherCursor.style.top = pos.other.top + "px";
3157
- otherCursor.style.height = (pos.other.bottom - pos.other.top) * .85 + "px";
3158
- }
3159
- }
3160
-
3161
- function cmpCoords(a, b) { return a.top - b.top || a.left - b.left }
3162
-
3163
- // Draws the given range as a highlighted selection
3164
- function drawSelectionRange(cm, range$$1, output) {
3165
- var display = cm.display, doc = cm.doc;
3166
- var fragment = document.createDocumentFragment();
3167
- var padding = paddingH(cm.display), leftSide = padding.left;
3168
- var rightSide = Math.max(display.sizerWidth, displayWidth(cm) - display.sizer.offsetLeft) - padding.right;
3169
- var docLTR = doc.direction == "ltr";
3170
-
3171
- function add(left, top, width, bottom) {
3172
- if (top < 0) { top = 0; }
3173
- top = Math.round(top);
3174
- bottom = Math.round(bottom);
3175
- fragment.appendChild(elt("div", null, "CodeMirror-selected", ("position: absolute; left: " + left + "px;\n top: " + top + "px; width: " + (width == null ? rightSide - left : width) + "px;\n height: " + (bottom - top) + "px")));
3176
- }
3177
-
3178
- function drawForLine(line, fromArg, toArg) {
3179
- var lineObj = getLine(doc, line);
3180
- var lineLen = lineObj.text.length;
3181
- var start, end;
3182
- function coords(ch, bias) {
3183
- return charCoords(cm, Pos(line, ch), "div", lineObj, bias)
3184
- }
3185
-
3186
- function wrapX(pos, dir, side) {
3187
- var extent = wrappedLineExtentChar(cm, lineObj, null, pos);
3188
- var prop = (dir == "ltr") == (side == "after") ? "left" : "right";
3189
- var ch = side == "after" ? extent.begin : extent.end - (/\s/.test(lineObj.text.charAt(extent.end - 1)) ? 2 : 1);
3190
- return coords(ch, prop)[prop]
3191
- }
3192
-
3193
- var order = getOrder(lineObj, doc.direction);
3194
- iterateBidiSections(order, fromArg || 0, toArg == null ? lineLen : toArg, function (from, to, dir, i) {
3195
- var ltr = dir == "ltr";
3196
- var fromPos = coords(from, ltr ? "left" : "right");
3197
- var toPos = coords(to - 1, ltr ? "right" : "left");
3198
-
3199
- var openStart = fromArg == null && from == 0, openEnd = toArg == null && to == lineLen;
3200
- var first = i == 0, last = !order || i == order.length - 1;
3201
- if (toPos.top - fromPos.top <= 3) { // Single line
3202
- var openLeft = (docLTR ? openStart : openEnd) && first;
3203
- var openRight = (docLTR ? openEnd : openStart) && last;
3204
- var left = openLeft ? leftSide : (ltr ? fromPos : toPos).left;
3205
- var right = openRight ? rightSide : (ltr ? toPos : fromPos).right;
3206
- add(left, fromPos.top, right - left, fromPos.bottom);
3207
- } else { // Multiple lines
3208
- var topLeft, topRight, botLeft, botRight;
3209
- if (ltr) {
3210
- topLeft = docLTR && openStart && first ? leftSide : fromPos.left;
3211
- topRight = docLTR ? rightSide : wrapX(from, dir, "before");
3212
- botLeft = docLTR ? leftSide : wrapX(to, dir, "after");
3213
- botRight = docLTR && openEnd && last ? rightSide : toPos.right;
3214
- } else {
3215
- topLeft = !docLTR ? leftSide : wrapX(from, dir, "before");
3216
- topRight = !docLTR && openStart && first ? rightSide : fromPos.right;
3217
- botLeft = !docLTR && openEnd && last ? leftSide : toPos.left;
3218
- botRight = !docLTR ? rightSide : wrapX(to, dir, "after");
3219
- }
3220
- add(topLeft, fromPos.top, topRight - topLeft, fromPos.bottom);
3221
- if (fromPos.bottom < toPos.top) { add(leftSide, fromPos.bottom, null, toPos.top); }
3222
- add(botLeft, toPos.top, botRight - botLeft, toPos.bottom);
3223
- }
3224
-
3225
- if (!start || cmpCoords(fromPos, start) < 0) { start = fromPos; }
3226
- if (cmpCoords(toPos, start) < 0) { start = toPos; }
3227
- if (!end || cmpCoords(fromPos, end) < 0) { end = fromPos; }
3228
- if (cmpCoords(toPos, end) < 0) { end = toPos; }
3229
- });
3230
- return {start: start, end: end}
3231
- }
3232
-
3233
- var sFrom = range$$1.from(), sTo = range$$1.to();
3234
- if (sFrom.line == sTo.line) {
3235
- drawForLine(sFrom.line, sFrom.ch, sTo.ch);
3236
- } else {
3237
- var fromLine = getLine(doc, sFrom.line), toLine = getLine(doc, sTo.line);
3238
- var singleVLine = visualLine(fromLine) == visualLine(toLine);
3239
- var leftEnd = drawForLine(sFrom.line, sFrom.ch, singleVLine ? fromLine.text.length + 1 : null).end;
3240
- var rightStart = drawForLine(sTo.line, singleVLine ? 0 : null, sTo.ch).start;
3241
- if (singleVLine) {
3242
- if (leftEnd.top < rightStart.top - 2) {
3243
- add(leftEnd.right, leftEnd.top, null, leftEnd.bottom);
3244
- add(leftSide, rightStart.top, rightStart.left, rightStart.bottom);
3245
- } else {
3246
- add(leftEnd.right, leftEnd.top, rightStart.left - leftEnd.right, leftEnd.bottom);
3247
- }
3248
- }
3249
- if (leftEnd.bottom < rightStart.top)
3250
- { add(leftSide, leftEnd.bottom, null, rightStart.top); }
3251
- }
3252
-
3253
- output.appendChild(fragment);
3254
- }
3255
-
3256
- // Cursor-blinking
3257
- function restartBlink(cm) {
3258
- if (!cm.state.focused) { return }
3259
- var display = cm.display;
3260
- clearInterval(display.blinker);
3261
- var on = true;
3262
- display.cursorDiv.style.visibility = "";
3263
- if (cm.options.cursorBlinkRate > 0)
3264
- { display.blinker = setInterval(function () { return display.cursorDiv.style.visibility = (on = !on) ? "" : "hidden"; },
3265
- cm.options.cursorBlinkRate); }
3266
- else if (cm.options.cursorBlinkRate < 0)
3267
- { display.cursorDiv.style.visibility = "hidden"; }
3268
- }
3269
-
3270
- function ensureFocus(cm) {
3271
- if (!cm.state.focused) { cm.display.input.focus(); onFocus(cm); }
3272
- }
3273
-
3274
- function delayBlurEvent(cm) {
3275
- cm.state.delayingBlurEvent = true;
3276
- setTimeout(function () { if (cm.state.delayingBlurEvent) {
3277
- cm.state.delayingBlurEvent = false;
3278
- onBlur(cm);
3279
- } }, 100);
3280
- }
3281
-
3282
- function onFocus(cm, e) {
3283
- if (cm.state.delayingBlurEvent) { cm.state.delayingBlurEvent = false; }
3284
-
3285
- if (cm.options.readOnly == "nocursor") { return }
3286
- if (!cm.state.focused) {
3287
- signal(cm, "focus", cm, e);
3288
- cm.state.focused = true;
3289
- addClass(cm.display.wrapper, "CodeMirror-focused");
3290
- // This test prevents this from firing when a context
3291
- // menu is closed (since the input reset would kill the
3292
- // select-all detection hack)
3293
- if (!cm.curOp && cm.display.selForContextMenu != cm.doc.sel) {
3294
- cm.display.input.reset();
3295
- if (webkit) { setTimeout(function () { return cm.display.input.reset(true); }, 20); } // Issue #1730
3296
- }
3297
- cm.display.input.receivedFocus();
3298
- }
3299
- restartBlink(cm);
3300
- }
3301
- function onBlur(cm, e) {
3302
- if (cm.state.delayingBlurEvent) { return }
3303
-
3304
- if (cm.state.focused) {
3305
- signal(cm, "blur", cm, e);
3306
- cm.state.focused = false;
3307
- rmClass(cm.display.wrapper, "CodeMirror-focused");
3308
- }
3309
- clearInterval(cm.display.blinker);
3310
- setTimeout(function () { if (!cm.state.focused) { cm.display.shift = false; } }, 150);
3311
- }
3312
-
3313
- // Read the actual heights of the rendered lines, and update their
3314
- // stored heights to match.
3315
- function updateHeightsInViewport(cm) {
3316
- var display = cm.display;
3317
- var prevBottom = display.lineDiv.offsetTop;
3318
- for (var i = 0; i < display.view.length; i++) {
3319
- var cur = display.view[i], wrapping = cm.options.lineWrapping;
3320
- var height = (void 0), width = 0;
3321
- if (cur.hidden) { continue }
3322
- if (ie && ie_version < 8) {
3323
- var bot = cur.node.offsetTop + cur.node.offsetHeight;
3324
- height = bot - prevBottom;
3325
- prevBottom = bot;
3326
- } else {
3327
- var box = cur.node.getBoundingClientRect();
3328
- height = box.bottom - box.top;
3329
- // Check that lines don't extend past the right of the current
3330
- // editor width
3331
- if (!wrapping && cur.text.firstChild)
3332
- { width = cur.text.firstChild.getBoundingClientRect().right - box.left - 1; }
3333
- }
3334
- var diff = cur.line.height - height;
3335
- if (diff > .005 || diff < -.005) {
3336
- updateLineHeight(cur.line, height);
3337
- updateWidgetHeight(cur.line);
3338
- if (cur.rest) { for (var j = 0; j < cur.rest.length; j++)
3339
- { updateWidgetHeight(cur.rest[j]); } }
3340
- }
3341
- if (width > cm.display.sizerWidth) {
3342
- var chWidth = Math.ceil(width / charWidth(cm.display));
3343
- if (chWidth > cm.display.maxLineLength) {
3344
- cm.display.maxLineLength = chWidth;
3345
- cm.display.maxLine = cur.line;
3346
- cm.display.maxLineChanged = true;
3347
- }
3348
- }
3349
- }
3350
- }
3351
-
3352
- // Read and store the height of line widgets associated with the
3353
- // given line.
3354
- function updateWidgetHeight(line) {
3355
- if (line.widgets) { for (var i = 0; i < line.widgets.length; ++i) {
3356
- var w = line.widgets[i], parent = w.node.parentNode;
3357
- if (parent) { w.height = parent.offsetHeight; }
3358
- } }
3359
- }
3360
-
3361
- // Compute the lines that are visible in a given viewport (defaults
3362
- // the the current scroll position). viewport may contain top,
3363
- // height, and ensure (see op.scrollToPos) properties.
3364
- function visibleLines(display, doc, viewport) {
3365
- var top = viewport && viewport.top != null ? Math.max(0, viewport.top) : display.scroller.scrollTop;
3366
- top = Math.floor(top - paddingTop(display));
3367
- var bottom = viewport && viewport.bottom != null ? viewport.bottom : top + display.wrapper.clientHeight;
3368
-
3369
- var from = lineAtHeight(doc, top), to = lineAtHeight(doc, bottom);
3370
- // Ensure is a {from: {line, ch}, to: {line, ch}} object, and
3371
- // forces those lines into the viewport (if possible).
3372
- if (viewport && viewport.ensure) {
3373
- var ensureFrom = viewport.ensure.from.line, ensureTo = viewport.ensure.to.line;
3374
- if (ensureFrom < from) {
3375
- from = ensureFrom;
3376
- to = lineAtHeight(doc, heightAtLine(getLine(doc, ensureFrom)) + display.wrapper.clientHeight);
3377
- } else if (Math.min(ensureTo, doc.lastLine()) >= to) {
3378
- from = lineAtHeight(doc, heightAtLine(getLine(doc, ensureTo)) - display.wrapper.clientHeight);
3379
- to = ensureTo;
3380
- }
3381
- }
3382
- return {from: from, to: Math.max(to, from + 1)}
3383
- }
3384
-
3385
- // SCROLLING THINGS INTO VIEW
3386
-
3387
- // If an editor sits on the top or bottom of the window, partially
3388
- // scrolled out of view, this ensures that the cursor is visible.
3389
- function maybeScrollWindow(cm, rect) {
3390
- if (signalDOMEvent(cm, "scrollCursorIntoView")) { return }
3391
-
3392
- var display = cm.display, box = display.sizer.getBoundingClientRect(), doScroll = null;
3393
- if (rect.top + box.top < 0) { doScroll = true; }
3394
- else if (rect.bottom + box.top > (window.innerHeight || document.documentElement.clientHeight)) { doScroll = false; }
3395
- if (doScroll != null && !phantom) {
3396
- var scrollNode = elt("div", "\u200b", null, ("position: absolute;\n top: " + (rect.top - display.viewOffset - paddingTop(cm.display)) + "px;\n height: " + (rect.bottom - rect.top + scrollGap(cm) + display.barHeight) + "px;\n left: " + (rect.left) + "px; width: " + (Math.max(2, rect.right - rect.left)) + "px;"));
3397
- cm.display.lineSpace.appendChild(scrollNode);
3398
- scrollNode.scrollIntoView(doScroll);
3399
- cm.display.lineSpace.removeChild(scrollNode);
3400
- }
3401
- }
3402
-
3403
- // Scroll a given position into view (immediately), verifying that
3404
- // it actually became visible (as line heights are accurately
3405
- // measured, the position of something may 'drift' during drawing).
3406
- function scrollPosIntoView(cm, pos, end, margin) {
3407
- if (margin == null) { margin = 0; }
3408
- var rect;
3409
- if (!cm.options.lineWrapping && pos == end) {
3410
- // Set pos and end to the cursor positions around the character pos sticks to
3411
- // If pos.sticky == "before", that is around pos.ch - 1, otherwise around pos.ch
3412
- // If pos == Pos(_, 0, "before"), pos and end are unchanged
3413
- pos = pos.ch ? Pos(pos.line, pos.sticky == "before" ? pos.ch - 1 : pos.ch, "after") : pos;
3414
- end = pos.sticky == "before" ? Pos(pos.line, pos.ch + 1, "before") : pos;
3415
- }
3416
- for (var limit = 0; limit < 5; limit++) {
3417
- var changed = false;
3418
- var coords = cursorCoords(cm, pos);
3419
- var endCoords = !end || end == pos ? coords : cursorCoords(cm, end);
3420
- rect = {left: Math.min(coords.left, endCoords.left),
3421
- top: Math.min(coords.top, endCoords.top) - margin,
3422
- right: Math.max(coords.left, endCoords.left),
3423
- bottom: Math.max(coords.bottom, endCoords.bottom) + margin};
3424
- var scrollPos = calculateScrollPos(cm, rect);
3425
- var startTop = cm.doc.scrollTop, startLeft = cm.doc.scrollLeft;
3426
- if (scrollPos.scrollTop != null) {
3427
- updateScrollTop(cm, scrollPos.scrollTop);
3428
- if (Math.abs(cm.doc.scrollTop - startTop) > 1) { changed = true; }
3429
- }
3430
- if (scrollPos.scrollLeft != null) {
3431
- setScrollLeft(cm, scrollPos.scrollLeft);
3432
- if (Math.abs(cm.doc.scrollLeft - startLeft) > 1) { changed = true; }
3433
- }
3434
- if (!changed) { break }
3435
- }
3436
- return rect
3437
- }
3438
-
3439
- // Scroll a given set of coordinates into view (immediately).
3440
- function scrollIntoView(cm, rect) {
3441
- var scrollPos = calculateScrollPos(cm, rect);
3442
- if (scrollPos.scrollTop != null) { updateScrollTop(cm, scrollPos.scrollTop); }
3443
- if (scrollPos.scrollLeft != null) { setScrollLeft(cm, scrollPos.scrollLeft); }
3444
- }
3445
-
3446
- // Calculate a new scroll position needed to scroll the given
3447
- // rectangle into view. Returns an object with scrollTop and
3448
- // scrollLeft properties. When these are undefined, the
3449
- // vertical/horizontal position does not need to be adjusted.
3450
- function calculateScrollPos(cm, rect) {
3451
- var display = cm.display, snapMargin = textHeight(cm.display);
3452
- if (rect.top < 0) { rect.top = 0; }
3453
- var screentop = cm.curOp && cm.curOp.scrollTop != null ? cm.curOp.scrollTop : display.scroller.scrollTop;
3454
- var screen = displayHeight(cm), result = {};
3455
- if (rect.bottom - rect.top > screen) { rect.bottom = rect.top + screen; }
3456
- var docBottom = cm.doc.height + paddingVert(display);
3457
- var atTop = rect.top < snapMargin, atBottom = rect.bottom > docBottom - snapMargin;
3458
- if (rect.top < screentop) {
3459
- result.scrollTop = atTop ? 0 : rect.top;
3460
- } else if (rect.bottom > screentop + screen) {
3461
- var newTop = Math.min(rect.top, (atBottom ? docBottom : rect.bottom) - screen);
3462
- if (newTop != screentop) { result.scrollTop = newTop; }
3463
- }
3464
-
3465
- var screenleft = cm.curOp && cm.curOp.scrollLeft != null ? cm.curOp.scrollLeft : display.scroller.scrollLeft;
3466
- var screenw = displayWidth(cm) - (cm.options.fixedGutter ? display.gutters.offsetWidth : 0);
3467
- var tooWide = rect.right - rect.left > screenw;
3468
- if (tooWide) { rect.right = rect.left + screenw; }
3469
- if (rect.left < 10)
3470
- { result.scrollLeft = 0; }
3471
- else if (rect.left < screenleft)
3472
- { result.scrollLeft = Math.max(0, rect.left - (tooWide ? 0 : 10)); }
3473
- else if (rect.right > screenw + screenleft - 3)
3474
- { result.scrollLeft = rect.right + (tooWide ? 0 : 10) - screenw; }
3475
- return result
3476
- }
3477
-
3478
- // Store a relative adjustment to the scroll position in the current
3479
- // operation (to be applied when the operation finishes).
3480
- function addToScrollTop(cm, top) {
3481
- if (top == null) { return }
3482
- resolveScrollToPos(cm);
3483
- cm.curOp.scrollTop = (cm.curOp.scrollTop == null ? cm.doc.scrollTop : cm.curOp.scrollTop) + top;
3484
- }
3485
-
3486
- // Make sure that at the end of the operation the current cursor is
3487
- // shown.
3488
- function ensureCursorVisible(cm) {
3489
- resolveScrollToPos(cm);
3490
- var cur = cm.getCursor();
3491
- cm.curOp.scrollToPos = {from: cur, to: cur, margin: cm.options.cursorScrollMargin};
3492
- }
3493
-
3494
- function scrollToCoords(cm, x, y) {
3495
- if (x != null || y != null) { resolveScrollToPos(cm); }
3496
- if (x != null) { cm.curOp.scrollLeft = x; }
3497
- if (y != null) { cm.curOp.scrollTop = y; }
3498
- }
3499
-
3500
- function scrollToRange(cm, range$$1) {
3501
- resolveScrollToPos(cm);
3502
- cm.curOp.scrollToPos = range$$1;
3503
- }
3504
-
3505
- // When an operation has its scrollToPos property set, and another
3506
- // scroll action is applied before the end of the operation, this
3507
- // 'simulates' scrolling that position into view in a cheap way, so
3508
- // that the effect of intermediate scroll commands is not ignored.
3509
- function resolveScrollToPos(cm) {
3510
- var range$$1 = cm.curOp.scrollToPos;
3511
- if (range$$1) {
3512
- cm.curOp.scrollToPos = null;
3513
- var from = estimateCoords(cm, range$$1.from), to = estimateCoords(cm, range$$1.to);
3514
- scrollToCoordsRange(cm, from, to, range$$1.margin);
3515
- }
3516
- }
3517
-
3518
- function scrollToCoordsRange(cm, from, to, margin) {
3519
- var sPos = calculateScrollPos(cm, {
3520
- left: Math.min(from.left, to.left),
3521
- top: Math.min(from.top, to.top) - margin,
3522
- right: Math.max(from.right, to.right),
3523
- bottom: Math.max(from.bottom, to.bottom) + margin
3524
- });
3525
- scrollToCoords(cm, sPos.scrollLeft, sPos.scrollTop);
3526
- }
3527
-
3528
- // Sync the scrollable area and scrollbars, ensure the viewport
3529
- // covers the visible area.
3530
- function updateScrollTop(cm, val) {
3531
- if (Math.abs(cm.doc.scrollTop - val) < 2) { return }
3532
- if (!gecko) { updateDisplaySimple(cm, {top: val}); }
3533
- setScrollTop(cm, val, true);
3534
- if (gecko) { updateDisplaySimple(cm); }
3535
- startWorker(cm, 100);
3536
- }
3537
-
3538
- function setScrollTop(cm, val, forceScroll) {
3539
- val = Math.min(cm.display.scroller.scrollHeight - cm.display.scroller.clientHeight, val);
3540
- if (cm.display.scroller.scrollTop == val && !forceScroll) { return }
3541
- cm.doc.scrollTop = val;
3542
- cm.display.scrollbars.setScrollTop(val);
3543
- if (cm.display.scroller.scrollTop != val) { cm.display.scroller.scrollTop = val; }
3544
- }
3545
-
3546
- // Sync scroller and scrollbar, ensure the gutter elements are
3547
- // aligned.
3548
- function setScrollLeft(cm, val, isScroller, forceScroll) {
3549
- val = Math.min(val, cm.display.scroller.scrollWidth - cm.display.scroller.clientWidth);
3550
- if ((isScroller ? val == cm.doc.scrollLeft : Math.abs(cm.doc.scrollLeft - val) < 2) && !forceScroll) { return }
3551
- cm.doc.scrollLeft = val;
3552
- alignHorizontally(cm);
3553
- if (cm.display.scroller.scrollLeft != val) { cm.display.scroller.scrollLeft = val; }
3554
- cm.display.scrollbars.setScrollLeft(val);
3555
- }
3556
-
3557
- // SCROLLBARS
3558
-
3559
- // Prepare DOM reads needed to update the scrollbars. Done in one
3560
- // shot to minimize update/measure roundtrips.
3561
- function measureForScrollbars(cm) {
3562
- var d = cm.display, gutterW = d.gutters.offsetWidth;
3563
- var docH = Math.round(cm.doc.height + paddingVert(cm.display));
3564
- return {
3565
- clientHeight: d.scroller.clientHeight,
3566
- viewHeight: d.wrapper.clientHeight,
3567
- scrollWidth: d.scroller.scrollWidth, clientWidth: d.scroller.clientWidth,
3568
- viewWidth: d.wrapper.clientWidth,
3569
- barLeft: cm.options.fixedGutter ? gutterW : 0,
3570
- docHeight: docH,
3571
- scrollHeight: docH + scrollGap(cm) + d.barHeight,
3572
- nativeBarWidth: d.nativeBarWidth,
3573
- gutterWidth: gutterW
3574
- }
3575
- }
3576
-
3577
- var NativeScrollbars = function(place, scroll, cm) {
3578
- this.cm = cm;
3579
- var vert = this.vert = elt("div", [elt("div", null, null, "min-width: 1px")], "CodeMirror-vscrollbar");
3580
- var horiz = this.horiz = elt("div", [elt("div", null, null, "height: 100%; min-height: 1px")], "CodeMirror-hscrollbar");
3581
- vert.tabIndex = horiz.tabIndex = -1;
3582
- place(vert); place(horiz);
3583
-
3584
- on(vert, "scroll", function () {
3585
- if (vert.clientHeight) { scroll(vert.scrollTop, "vertical"); }
3586
- });
3587
- on(horiz, "scroll", function () {
3588
- if (horiz.clientWidth) { scroll(horiz.scrollLeft, "horizontal"); }
3589
- });
3590
-
3591
- this.checkedZeroWidth = false;
3592
- // Need to set a minimum width to see the scrollbar on IE7 (but must not set it on IE8).
3593
- if (ie && ie_version < 8) { this.horiz.style.minHeight = this.vert.style.minWidth = "18px"; }
3594
- };
3595
-
3596
- NativeScrollbars.prototype.update = function (measure) {
3597
- var needsH = measure.scrollWidth > measure.clientWidth + 1;
3598
- var needsV = measure.scrollHeight > measure.clientHeight + 1;
3599
- var sWidth = measure.nativeBarWidth;
3600
-
3601
- if (needsV) {
3602
- this.vert.style.display = "block";
3603
- this.vert.style.bottom = needsH ? sWidth + "px" : "0";
3604
- var totalHeight = measure.viewHeight - (needsH ? sWidth : 0);
3605
- // A bug in IE8 can cause this value to be negative, so guard it.
3606
- this.vert.firstChild.style.height =
3607
- Math.max(0, measure.scrollHeight - measure.clientHeight + totalHeight) + "px";
3608
- } else {
3609
- this.vert.style.display = "";
3610
- this.vert.firstChild.style.height = "0";
3611
- }
3612
-
3613
- if (needsH) {
3614
- this.horiz.style.display = "block";
3615
- this.horiz.style.right = needsV ? sWidth + "px" : "0";
3616
- this.horiz.style.left = measure.barLeft + "px";
3617
- var totalWidth = measure.viewWidth - measure.barLeft - (needsV ? sWidth : 0);
3618
- this.horiz.firstChild.style.width =
3619
- Math.max(0, measure.scrollWidth - measure.clientWidth + totalWidth) + "px";
3620
- } else {
3621
- this.horiz.style.display = "";
3622
- this.horiz.firstChild.style.width = "0";
3623
- }
3624
-
3625
- if (!this.checkedZeroWidth && measure.clientHeight > 0) {
3626
- if (sWidth == 0) { this.zeroWidthHack(); }
3627
- this.checkedZeroWidth = true;
3628
- }
3629
-
3630
- return {right: needsV ? sWidth : 0, bottom: needsH ? sWidth : 0}
3631
- };
3632
-
3633
- NativeScrollbars.prototype.setScrollLeft = function (pos) {
3634
- if (this.horiz.scrollLeft != pos) { this.horiz.scrollLeft = pos; }
3635
- if (this.disableHoriz) { this.enableZeroWidthBar(this.horiz, this.disableHoriz, "horiz"); }
3636
- };
3637
-
3638
- NativeScrollbars.prototype.setScrollTop = function (pos) {
3639
- if (this.vert.scrollTop != pos) { this.vert.scrollTop = pos; }
3640
- if (this.disableVert) { this.enableZeroWidthBar(this.vert, this.disableVert, "vert"); }
3641
- };
3642
-
3643
- NativeScrollbars.prototype.zeroWidthHack = function () {
3644
- var w = mac && !mac_geMountainLion ? "12px" : "18px";
3645
- this.horiz.style.height = this.vert.style.width = w;
3646
- this.horiz.style.pointerEvents = this.vert.style.pointerEvents = "none";
3647
- this.disableHoriz = new Delayed;
3648
- this.disableVert = new Delayed;
3649
- };
3650
-
3651
- NativeScrollbars.prototype.enableZeroWidthBar = function (bar, delay, type) {
3652
- bar.style.pointerEvents = "auto";
3653
- function maybeDisable() {
3654
- // To find out whether the scrollbar is still visible, we
3655
- // check whether the element under the pixel in the bottom
3656
- // right corner of the scrollbar box is the scrollbar box
3657
- // itself (when the bar is still visible) or its filler child
3658
- // (when the bar is hidden). If it is still visible, we keep
3659
- // it enabled, if it's hidden, we disable pointer events.
3660
- var box = bar.getBoundingClientRect();
3661
- var elt$$1 = type == "vert" ? document.elementFromPoint(box.right - 1, (box.top + box.bottom) / 2)
3662
- : document.elementFromPoint((box.right + box.left) / 2, box.bottom - 1);
3663
- if (elt$$1 != bar) { bar.style.pointerEvents = "none"; }
3664
- else { delay.set(1000, maybeDisable); }
3665
- }
3666
- delay.set(1000, maybeDisable);
3667
- };
3668
-
3669
- NativeScrollbars.prototype.clear = function () {
3670
- var parent = this.horiz.parentNode;
3671
- parent.removeChild(this.horiz);
3672
- parent.removeChild(this.vert);
3673
- };
3674
-
3675
- var NullScrollbars = function () {};
3676
-
3677
- NullScrollbars.prototype.update = function () { return {bottom: 0, right: 0} };
3678
- NullScrollbars.prototype.setScrollLeft = function () {};
3679
- NullScrollbars.prototype.setScrollTop = function () {};
3680
- NullScrollbars.prototype.clear = function () {};
3681
-
3682
- function updateScrollbars(cm, measure) {
3683
- if (!measure) { measure = measureForScrollbars(cm); }
3684
- var startWidth = cm.display.barWidth, startHeight = cm.display.barHeight;
3685
- updateScrollbarsInner(cm, measure);
3686
- for (var i = 0; i < 4 && startWidth != cm.display.barWidth || startHeight != cm.display.barHeight; i++) {
3687
- if (startWidth != cm.display.barWidth && cm.options.lineWrapping)
3688
- { updateHeightsInViewport(cm); }
3689
- updateScrollbarsInner(cm, measureForScrollbars(cm));
3690
- startWidth = cm.display.barWidth; startHeight = cm.display.barHeight;
3691
- }
3692
- }
3693
-
3694
- // Re-synchronize the fake scrollbars with the actual size of the
3695
- // content.
3696
- function updateScrollbarsInner(cm, measure) {
3697
- var d = cm.display;
3698
- var sizes = d.scrollbars.update(measure);
3699
-
3700
- d.sizer.style.paddingRight = (d.barWidth = sizes.right) + "px";
3701
- d.sizer.style.paddingBottom = (d.barHeight = sizes.bottom) + "px";
3702
- d.heightForcer.style.borderBottom = sizes.bottom + "px solid transparent";
3703
-
3704
- if (sizes.right && sizes.bottom) {
3705
- d.scrollbarFiller.style.display = "block";
3706
- d.scrollbarFiller.style.height = sizes.bottom + "px";
3707
- d.scrollbarFiller.style.width = sizes.right + "px";
3708
- } else { d.scrollbarFiller.style.display = ""; }
3709
- if (sizes.bottom && cm.options.coverGutterNextToScrollbar && cm.options.fixedGutter) {
3710
- d.gutterFiller.style.display = "block";
3711
- d.gutterFiller.style.height = sizes.bottom + "px";
3712
- d.gutterFiller.style.width = measure.gutterWidth + "px";
3713
- } else { d.gutterFiller.style.display = ""; }
3714
- }
3715
-
3716
- var scrollbarModel = {"native": NativeScrollbars, "null": NullScrollbars};
3717
-
3718
- function initScrollbars(cm) {
3719
- if (cm.display.scrollbars) {
3720
- cm.display.scrollbars.clear();
3721
- if (cm.display.scrollbars.addClass)
3722
- { rmClass(cm.display.wrapper, cm.display.scrollbars.addClass); }
3723
- }
3724
-
3725
- cm.display.scrollbars = new scrollbarModel[cm.options.scrollbarStyle](function (node) {
3726
- cm.display.wrapper.insertBefore(node, cm.display.scrollbarFiller);
3727
- // Prevent clicks in the scrollbars from killing focus
3728
- on(node, "mousedown", function () {
3729
- if (cm.state.focused) { setTimeout(function () { return cm.display.input.focus(); }, 0); }
3730
- });
3731
- node.setAttribute("cm-not-content", "true");
3732
- }, function (pos, axis) {
3733
- if (axis == "horizontal") { setScrollLeft(cm, pos); }
3734
- else { updateScrollTop(cm, pos); }
3735
- }, cm);
3736
- if (cm.display.scrollbars.addClass)
3737
- { addClass(cm.display.wrapper, cm.display.scrollbars.addClass); }
3738
- }
3739
-
3740
- // Operations are used to wrap a series of changes to the editor
3741
- // state in such a way that each change won't have to update the
3742
- // cursor and display (which would be awkward, slow, and
3743
- // error-prone). Instead, display updates are batched and then all
3744
- // combined and executed at once.
3745
-
3746
- var nextOpId = 0;
3747
- // Start a new operation.
3748
- function startOperation(cm) {
3749
- cm.curOp = {
3750
- cm: cm,
3751
- viewChanged: false, // Flag that indicates that lines might need to be redrawn
3752
- startHeight: cm.doc.height, // Used to detect need to update scrollbar
3753
- forceUpdate: false, // Used to force a redraw
3754
- updateInput: 0, // Whether to reset the input textarea
3755
- typing: false, // Whether this reset should be careful to leave existing text (for compositing)
3756
- changeObjs: null, // Accumulated changes, for firing change events
3757
- cursorActivityHandlers: null, // Set of handlers to fire cursorActivity on
3758
- cursorActivityCalled: 0, // Tracks which cursorActivity handlers have been called already
3759
- selectionChanged: false, // Whether the selection needs to be redrawn
3760
- updateMaxLine: false, // Set when the widest line needs to be determined anew
3761
- scrollLeft: null, scrollTop: null, // Intermediate scroll position, not pushed to DOM yet
3762
- scrollToPos: null, // Used to scroll to a specific position
3763
- focus: false,
3764
- id: ++nextOpId // Unique ID
3765
- };
3766
- pushOperation(cm.curOp);
3767
- }
3768
-
3769
- // Finish an operation, updating the display and signalling delayed events
3770
- function endOperation(cm) {
3771
- var op = cm.curOp;
3772
- if (op) { finishOperation(op, function (group) {
3773
- for (var i = 0; i < group.ops.length; i++)
3774
- { group.ops[i].cm.curOp = null; }
3775
- endOperations(group);
3776
- }); }
3777
- }
3778
-
3779
- // The DOM updates done when an operation finishes are batched so
3780
- // that the minimum number of relayouts are required.
3781
- function endOperations(group) {
3782
- var ops = group.ops;
3783
- for (var i = 0; i < ops.length; i++) // Read DOM
3784
- { endOperation_R1(ops[i]); }
3785
- for (var i$1 = 0; i$1 < ops.length; i$1++) // Write DOM (maybe)
3786
- { endOperation_W1(ops[i$1]); }
3787
- for (var i$2 = 0; i$2 < ops.length; i$2++) // Read DOM
3788
- { endOperation_R2(ops[i$2]); }
3789
- for (var i$3 = 0; i$3 < ops.length; i$3++) // Write DOM (maybe)
3790
- { endOperation_W2(ops[i$3]); }
3791
- for (var i$4 = 0; i$4 < ops.length; i$4++) // Read DOM
3792
- { endOperation_finish(ops[i$4]); }
3793
- }
3794
-
3795
- function endOperation_R1(op) {
3796
- var cm = op.cm, display = cm.display;
3797
- maybeClipScrollbars(cm);
3798
- if (op.updateMaxLine) { findMaxLine(cm); }
3799
-
3800
- op.mustUpdate = op.viewChanged || op.forceUpdate || op.scrollTop != null ||
3801
- op.scrollToPos && (op.scrollToPos.from.line < display.viewFrom ||
3802
- op.scrollToPos.to.line >= display.viewTo) ||
3803
- display.maxLineChanged && cm.options.lineWrapping;
3804
- op.update = op.mustUpdate &&
3805
- new DisplayUpdate(cm, op.mustUpdate && {top: op.scrollTop, ensure: op.scrollToPos}, op.forceUpdate);
3806
- }
3807
-
3808
- function endOperation_W1(op) {
3809
- op.updatedDisplay = op.mustUpdate && updateDisplayIfNeeded(op.cm, op.update);
3810
- }
3811
-
3812
- function endOperation_R2(op) {
3813
- var cm = op.cm, display = cm.display;
3814
- if (op.updatedDisplay) { updateHeightsInViewport(cm); }
3815
-
3816
- op.barMeasure = measureForScrollbars(cm);
3817
-
3818
- // If the max line changed since it was last measured, measure it,
3819
- // and ensure the document's width matches it.
3820
- // updateDisplay_W2 will use these properties to do the actual resizing
3821
- if (display.maxLineChanged && !cm.options.lineWrapping) {
3822
- op.adjustWidthTo = measureChar(cm, display.maxLine, display.maxLine.text.length).left + 3;
3823
- cm.display.sizerWidth = op.adjustWidthTo;
3824
- op.barMeasure.scrollWidth =
3825
- Math.max(display.scroller.clientWidth, display.sizer.offsetLeft + op.adjustWidthTo + scrollGap(cm) + cm.display.barWidth);
3826
- op.maxScrollLeft = Math.max(0, display.sizer.offsetLeft + op.adjustWidthTo - displayWidth(cm));
3827
- }
3828
-
3829
- if (op.updatedDisplay || op.selectionChanged)
3830
- { op.preparedSelection = display.input.prepareSelection(); }
3831
- }
3832
-
3833
- function endOperation_W2(op) {
3834
- var cm = op.cm;
3835
-
3836
- if (op.adjustWidthTo != null) {
3837
- cm.display.sizer.style.minWidth = op.adjustWidthTo + "px";
3838
- if (op.maxScrollLeft < cm.doc.scrollLeft)
3839
- { setScrollLeft(cm, Math.min(cm.display.scroller.scrollLeft, op.maxScrollLeft), true); }
3840
- cm.display.maxLineChanged = false;
3841
- }
3842
-
3843
- var takeFocus = op.focus && op.focus == activeElt();
3844
- if (op.preparedSelection)
3845
- { cm.display.input.showSelection(op.preparedSelection, takeFocus); }
3846
- if (op.updatedDisplay || op.startHeight != cm.doc.height)
3847
- { updateScrollbars(cm, op.barMeasure); }
3848
- if (op.updatedDisplay)
3849
- { setDocumentHeight(cm, op.barMeasure); }
3850
-
3851
- if (op.selectionChanged) { restartBlink(cm); }
3852
-
3853
- if (cm.state.focused && op.updateInput)
3854
- { cm.display.input.reset(op.typing); }
3855
- if (takeFocus) { ensureFocus(op.cm); }
3856
- }
3857
-
3858
- function endOperation_finish(op) {
3859
- var cm = op.cm, display = cm.display, doc = cm.doc;
3860
-
3861
- if (op.updatedDisplay) { postUpdateDisplay(cm, op.update); }
3862
-
3863
- // Abort mouse wheel delta measurement, when scrolling explicitly
3864
- if (display.wheelStartX != null && (op.scrollTop != null || op.scrollLeft != null || op.scrollToPos))
3865
- { display.wheelStartX = display.wheelStartY = null; }
3866
-
3867
- // Propagate the scroll position to the actual DOM scroller
3868
- if (op.scrollTop != null) { setScrollTop(cm, op.scrollTop, op.forceScroll); }
3869
-
3870
- if (op.scrollLeft != null) { setScrollLeft(cm, op.scrollLeft, true, true); }
3871
- // If we need to scroll a specific position into view, do so.
3872
- if (op.scrollToPos) {
3873
- var rect = scrollPosIntoView(cm, clipPos(doc, op.scrollToPos.from),
3874
- clipPos(doc, op.scrollToPos.to), op.scrollToPos.margin);
3875
- maybeScrollWindow(cm, rect);
3876
- }
3877
-
3878
- // Fire events for markers that are hidden/unidden by editing or
3879
- // undoing
3880
- var hidden = op.maybeHiddenMarkers, unhidden = op.maybeUnhiddenMarkers;
3881
- if (hidden) { for (var i = 0; i < hidden.length; ++i)
3882
- { if (!hidden[i].lines.length) { signal(hidden[i], "hide"); } } }
3883
- if (unhidden) { for (var i$1 = 0; i$1 < unhidden.length; ++i$1)
3884
- { if (unhidden[i$1].lines.length) { signal(unhidden[i$1], "unhide"); } } }
3885
-
3886
- if (display.wrapper.offsetHeight)
3887
- { doc.scrollTop = cm.display.scroller.scrollTop; }
3888
-
3889
- // Fire change events, and delayed event handlers
3890
- if (op.changeObjs)
3891
- { signal(cm, "changes", cm, op.changeObjs); }
3892
- if (op.update)
3893
- { op.update.finish(); }
3894
- }
3895
-
3896
- // Run the given function in an operation
3897
- function runInOp(cm, f) {
3898
- if (cm.curOp) { return f() }
3899
- startOperation(cm);
3900
- try { return f() }
3901
- finally { endOperation(cm); }
3902
- }
3903
- // Wraps a function in an operation. Returns the wrapped function.
3904
- function operation(cm, f) {
3905
- return function() {
3906
- if (cm.curOp) { return f.apply(cm, arguments) }
3907
- startOperation(cm);
3908
- try { return f.apply(cm, arguments) }
3909
- finally { endOperation(cm); }
3910
- }
3911
- }
3912
- // Used to add methods to editor and doc instances, wrapping them in
3913
- // operations.
3914
- function methodOp(f) {
3915
- return function() {
3916
- if (this.curOp) { return f.apply(this, arguments) }
3917
- startOperation(this);
3918
- try { return f.apply(this, arguments) }
3919
- finally { endOperation(this); }
3920
- }
3921
- }
3922
- function docMethodOp(f) {
3923
- return function() {
3924
- var cm = this.cm;
3925
- if (!cm || cm.curOp) { return f.apply(this, arguments) }
3926
- startOperation(cm);
3927
- try { return f.apply(this, arguments) }
3928
- finally { endOperation(cm); }
3929
- }
3930
- }
3931
-
3932
- // HIGHLIGHT WORKER
3933
-
3934
- function startWorker(cm, time) {
3935
- if (cm.doc.highlightFrontier < cm.display.viewTo)
3936
- { cm.state.highlight.set(time, bind(highlightWorker, cm)); }
3937
- }
3938
-
3939
- function highlightWorker(cm) {
3940
- var doc = cm.doc;
3941
- if (doc.highlightFrontier >= cm.display.viewTo) { return }
3942
- var end = +new Date + cm.options.workTime;
3943
- var context = getContextBefore(cm, doc.highlightFrontier);
3944
- var changedLines = [];
3945
-
3946
- doc.iter(context.line, Math.min(doc.first + doc.size, cm.display.viewTo + 500), function (line) {
3947
- if (context.line >= cm.display.viewFrom) { // Visible
3948
- var oldStyles = line.styles;
3949
- var resetState = line.text.length > cm.options.maxHighlightLength ? copyState(doc.mode, context.state) : null;
3950
- var highlighted = highlightLine(cm, line, context, true);
3951
- if (resetState) { context.state = resetState; }
3952
- line.styles = highlighted.styles;
3953
- var oldCls = line.styleClasses, newCls = highlighted.classes;
3954
- if (newCls) { line.styleClasses = newCls; }
3955
- else if (oldCls) { line.styleClasses = null; }
3956
- var ischange = !oldStyles || oldStyles.length != line.styles.length ||
3957
- oldCls != newCls && (!oldCls || !newCls || oldCls.bgClass != newCls.bgClass || oldCls.textClass != newCls.textClass);
3958
- for (var i = 0; !ischange && i < oldStyles.length; ++i) { ischange = oldStyles[i] != line.styles[i]; }
3959
- if (ischange) { changedLines.push(context.line); }
3960
- line.stateAfter = context.save();
3961
- context.nextLine();
3962
- } else {
3963
- if (line.text.length <= cm.options.maxHighlightLength)
3964
- { processLine(cm, line.text, context); }
3965
- line.stateAfter = context.line % 5 == 0 ? context.save() : null;
3966
- context.nextLine();
3967
- }
3968
- if (+new Date > end) {
3969
- startWorker(cm, cm.options.workDelay);
3970
- return true
3971
- }
3972
- });
3973
- doc.highlightFrontier = context.line;
3974
- doc.modeFrontier = Math.max(doc.modeFrontier, context.line);
3975
- if (changedLines.length) { runInOp(cm, function () {
3976
- for (var i = 0; i < changedLines.length; i++)
3977
- { regLineChange(cm, changedLines[i], "text"); }
3978
- }); }
3979
- }
3980
-
3981
- // DISPLAY DRAWING
3982
-
3983
- var DisplayUpdate = function(cm, viewport, force) {
3984
- var display = cm.display;
3985
-
3986
- this.viewport = viewport;
3987
- // Store some values that we'll need later (but don't want to force a relayout for)
3988
- this.visible = visibleLines(display, cm.doc, viewport);
3989
- this.editorIsHidden = !display.wrapper.offsetWidth;
3990
- this.wrapperHeight = display.wrapper.clientHeight;
3991
- this.wrapperWidth = display.wrapper.clientWidth;
3992
- this.oldDisplayWidth = displayWidth(cm);
3993
- this.force = force;
3994
- this.dims = getDimensions(cm);
3995
- this.events = [];
3996
- };
3997
-
3998
- DisplayUpdate.prototype.signal = function (emitter, type) {
3999
- if (hasHandler(emitter, type))
4000
- { this.events.push(arguments); }
4001
- };
4002
- DisplayUpdate.prototype.finish = function () {
4003
- var this$1 = this;
4004
-
4005
- for (var i = 0; i < this.events.length; i++)
4006
- { signal.apply(null, this$1.events[i]); }
4007
- };
4008
-
4009
- function maybeClipScrollbars(cm) {
4010
- var display = cm.display;
4011
- if (!display.scrollbarsClipped && display.scroller.offsetWidth) {
4012
- display.nativeBarWidth = display.scroller.offsetWidth - display.scroller.clientWidth;
4013
- display.heightForcer.style.height = scrollGap(cm) + "px";
4014
- display.sizer.style.marginBottom = -display.nativeBarWidth + "px";
4015
- display.sizer.style.borderRightWidth = scrollGap(cm) + "px";
4016
- display.scrollbarsClipped = true;
4017
- }
4018
- }
4019
-
4020
- function selectionSnapshot(cm) {
4021
- if (cm.hasFocus()) { return null }
4022
- var active = activeElt();
4023
- if (!active || !contains(cm.display.lineDiv, active)) { return null }
4024
- var result = {activeElt: active};
4025
- if (window.getSelection) {
4026
- var sel = window.getSelection();
4027
- if (sel.anchorNode && sel.extend && contains(cm.display.lineDiv, sel.anchorNode)) {
4028
- result.anchorNode = sel.anchorNode;
4029
- result.anchorOffset = sel.anchorOffset;
4030
- result.focusNode = sel.focusNode;
4031
- result.focusOffset = sel.focusOffset;
4032
- }
4033
- }
4034
- return result
4035
- }
4036
-
4037
- function restoreSelection(snapshot) {
4038
- if (!snapshot || !snapshot.activeElt || snapshot.activeElt == activeElt()) { return }
4039
- snapshot.activeElt.focus();
4040
- if (snapshot.anchorNode && contains(document.body, snapshot.anchorNode) && contains(document.body, snapshot.focusNode)) {
4041
- var sel = window.getSelection(), range$$1 = document.createRange();
4042
- range$$1.setEnd(snapshot.anchorNode, snapshot.anchorOffset);
4043
- range$$1.collapse(false);
4044
- sel.removeAllRanges();
4045
- sel.addRange(range$$1);
4046
- sel.extend(snapshot.focusNode, snapshot.focusOffset);
4047
- }
4048
- }
4049
-
4050
- // Does the actual updating of the line display. Bails out
4051
- // (returning false) when there is nothing to be done and forced is
4052
- // false.
4053
- function updateDisplayIfNeeded(cm, update) {
4054
- var display = cm.display, doc = cm.doc;
4055
-
4056
- if (update.editorIsHidden) {
4057
- resetView(cm);
4058
- return false
4059
- }
4060
-
4061
- // Bail out if the visible area is already rendered and nothing changed.
4062
- if (!update.force &&
4063
- update.visible.from >= display.viewFrom && update.visible.to <= display.viewTo &&
4064
- (display.updateLineNumbers == null || display.updateLineNumbers >= display.viewTo) &&
4065
- display.renderedView == display.view && countDirtyView(cm) == 0)
4066
- { return false }
4067
-
4068
- if (maybeUpdateLineNumberWidth(cm)) {
4069
- resetView(cm);
4070
- update.dims = getDimensions(cm);
4071
- }
4072
-
4073
- // Compute a suitable new viewport (from & to)
4074
- var end = doc.first + doc.size;
4075
- var from = Math.max(update.visible.from - cm.options.viewportMargin, doc.first);
4076
- var to = Math.min(end, update.visible.to + cm.options.viewportMargin);
4077
- if (display.viewFrom < from && from - display.viewFrom < 20) { from = Math.max(doc.first, display.viewFrom); }
4078
- if (display.viewTo > to && display.viewTo - to < 20) { to = Math.min(end, display.viewTo); }
4079
- if (sawCollapsedSpans) {
4080
- from = visualLineNo(cm.doc, from);
4081
- to = visualLineEndNo(cm.doc, to);
4082
- }
4083
-
4084
- var different = from != display.viewFrom || to != display.viewTo ||
4085
- display.lastWrapHeight != update.wrapperHeight || display.lastWrapWidth != update.wrapperWidth;
4086
- adjustView(cm, from, to);
4087
-
4088
- display.viewOffset = heightAtLine(getLine(cm.doc, display.viewFrom));
4089
- // Position the mover div to align with the current scroll position
4090
- cm.display.mover.style.top = display.viewOffset + "px";
4091
-
4092
- var toUpdate = countDirtyView(cm);
4093
- if (!different && toUpdate == 0 && !update.force && display.renderedView == display.view &&
4094
- (display.updateLineNumbers == null || display.updateLineNumbers >= display.viewTo))
4095
- { return false }
4096
-
4097
- // For big changes, we hide the enclosing element during the
4098
- // update, since that speeds up the operations on most browsers.
4099
- var selSnapshot = selectionSnapshot(cm);
4100
- if (toUpdate > 4) { display.lineDiv.style.display = "none"; }
4101
- patchDisplay(cm, display.updateLineNumbers, update.dims);
4102
- if (toUpdate > 4) { display.lineDiv.style.display = ""; }
4103
- display.renderedView = display.view;
4104
- // There might have been a widget with a focused element that got
4105
- // hidden or updated, if so re-focus it.
4106
- restoreSelection(selSnapshot);
4107
-
4108
- // Prevent selection and cursors from interfering with the scroll
4109
- // width and height.
4110
- removeChildren(display.cursorDiv);
4111
- removeChildren(display.selectionDiv);
4112
- display.gutters.style.height = display.sizer.style.minHeight = 0;
4113
-
4114
- if (different) {
4115
- display.lastWrapHeight = update.wrapperHeight;
4116
- display.lastWrapWidth = update.wrapperWidth;
4117
- startWorker(cm, 400);
4118
- }
4119
-
4120
- display.updateLineNumbers = null;
4121
-
4122
- return true
4123
- }
4124
-
4125
- function postUpdateDisplay(cm, update) {
4126
- var viewport = update.viewport;
4127
-
4128
- for (var first = true;; first = false) {
4129
- if (!first || !cm.options.lineWrapping || update.oldDisplayWidth == displayWidth(cm)) {
4130
- // Clip forced viewport to actual scrollable area.
4131
- if (viewport && viewport.top != null)
4132
- { viewport = {top: Math.min(cm.doc.height + paddingVert(cm.display) - displayHeight(cm), viewport.top)}; }
4133
- // Updated line heights might result in the drawn area not
4134
- // actually covering the viewport. Keep looping until it does.
4135
- update.visible = visibleLines(cm.display, cm.doc, viewport);
4136
- if (update.visible.from >= cm.display.viewFrom && update.visible.to <= cm.display.viewTo)
4137
- { break }
4138
- }
4139
- if (!updateDisplayIfNeeded(cm, update)) { break }
4140
- updateHeightsInViewport(cm);
4141
- var barMeasure = measureForScrollbars(cm);
4142
- updateSelection(cm);
4143
- updateScrollbars(cm, barMeasure);
4144
- setDocumentHeight(cm, barMeasure);
4145
- update.force = false;
4146
- }
4147
-
4148
- update.signal(cm, "update", cm);
4149
- if (cm.display.viewFrom != cm.display.reportedViewFrom || cm.display.viewTo != cm.display.reportedViewTo) {
4150
- update.signal(cm, "viewportChange", cm, cm.display.viewFrom, cm.display.viewTo);
4151
- cm.display.reportedViewFrom = cm.display.viewFrom; cm.display.reportedViewTo = cm.display.viewTo;
4152
- }
4153
- }
4154
-
4155
- function updateDisplaySimple(cm, viewport) {
4156
- var update = new DisplayUpdate(cm, viewport);
4157
- if (updateDisplayIfNeeded(cm, update)) {
4158
- updateHeightsInViewport(cm);
4159
- postUpdateDisplay(cm, update);
4160
- var barMeasure = measureForScrollbars(cm);
4161
- updateSelection(cm);
4162
- updateScrollbars(cm, barMeasure);
4163
- setDocumentHeight(cm, barMeasure);
4164
- update.finish();
4165
- }
4166
- }
4167
-
4168
- // Sync the actual display DOM structure with display.view, removing
4169
- // nodes for lines that are no longer in view, and creating the ones
4170
- // that are not there yet, and updating the ones that are out of
4171
- // date.
4172
- function patchDisplay(cm, updateNumbersFrom, dims) {
4173
- var display = cm.display, lineNumbers = cm.options.lineNumbers;
4174
- var container = display.lineDiv, cur = container.firstChild;
4175
-
4176
- function rm(node) {
4177
- var next = node.nextSibling;
4178
- // Works around a throw-scroll bug in OS X Webkit
4179
- if (webkit && mac && cm.display.currentWheelTarget == node)
4180
- { node.style.display = "none"; }
4181
- else
4182
- { node.parentNode.removeChild(node); }
4183
- return next
4184
- }
4185
-
4186
- var view = display.view, lineN = display.viewFrom;
4187
- // Loop over the elements in the view, syncing cur (the DOM nodes
4188
- // in display.lineDiv) with the view as we go.
4189
- for (var i = 0; i < view.length; i++) {
4190
- var lineView = view[i];
4191
- if (lineView.hidden) ; else if (!lineView.node || lineView.node.parentNode != container) { // Not drawn yet
4192
- var node = buildLineElement(cm, lineView, lineN, dims);
4193
- container.insertBefore(node, cur);
4194
- } else { // Already drawn
4195
- while (cur != lineView.node) { cur = rm(cur); }
4196
- var updateNumber = lineNumbers && updateNumbersFrom != null &&
4197
- updateNumbersFrom <= lineN && lineView.lineNumber;
4198
- if (lineView.changes) {
4199
- if (indexOf(lineView.changes, "gutter") > -1) { updateNumber = false; }
4200
- updateLineForChanges(cm, lineView, lineN, dims);
4201
- }
4202
- if (updateNumber) {
4203
- removeChildren(lineView.lineNumber);
4204
- lineView.lineNumber.appendChild(document.createTextNode(lineNumberFor(cm.options, lineN)));
4205
- }
4206
- cur = lineView.node.nextSibling;
4207
- }
4208
- lineN += lineView.size;
4209
- }
4210
- while (cur) { cur = rm(cur); }
4211
- }
4212
-
4213
- function updateGutterSpace(display) {
4214
- var width = display.gutters.offsetWidth;
4215
- display.sizer.style.marginLeft = width + "px";
4216
- }
4217
-
4218
- function setDocumentHeight(cm, measure) {
4219
- cm.display.sizer.style.minHeight = measure.docHeight + "px";
4220
- cm.display.heightForcer.style.top = measure.docHeight + "px";
4221
- cm.display.gutters.style.height = (measure.docHeight + cm.display.barHeight + scrollGap(cm)) + "px";
4222
- }
4223
-
4224
- // Re-align line numbers and gutter marks to compensate for
4225
- // horizontal scrolling.
4226
- function alignHorizontally(cm) {
4227
- var display = cm.display, view = display.view;
4228
- if (!display.alignWidgets && (!display.gutters.firstChild || !cm.options.fixedGutter)) { return }
4229
- var comp = compensateForHScroll(display) - display.scroller.scrollLeft + cm.doc.scrollLeft;
4230
- var gutterW = display.gutters.offsetWidth, left = comp + "px";
4231
- for (var i = 0; i < view.length; i++) { if (!view[i].hidden) {
4232
- if (cm.options.fixedGutter) {
4233
- if (view[i].gutter)
4234
- { view[i].gutter.style.left = left; }
4235
- if (view[i].gutterBackground)
4236
- { view[i].gutterBackground.style.left = left; }
4237
- }
4238
- var align = view[i].alignable;
4239
- if (align) { for (var j = 0; j < align.length; j++)
4240
- { align[j].style.left = left; } }
4241
- } }
4242
- if (cm.options.fixedGutter)
4243
- { display.gutters.style.left = (comp + gutterW) + "px"; }
4244
- }
4245
-
4246
- // Used to ensure that the line number gutter is still the right
4247
- // size for the current document size. Returns true when an update
4248
- // is needed.
4249
- function maybeUpdateLineNumberWidth(cm) {
4250
- if (!cm.options.lineNumbers) { return false }
4251
- var doc = cm.doc, last = lineNumberFor(cm.options, doc.first + doc.size - 1), display = cm.display;
4252
- if (last.length != display.lineNumChars) {
4253
- var test = display.measure.appendChild(elt("div", [elt("div", last)],
4254
- "CodeMirror-linenumber CodeMirror-gutter-elt"));
4255
- var innerW = test.firstChild.offsetWidth, padding = test.offsetWidth - innerW;
4256
- display.lineGutter.style.width = "";
4257
- display.lineNumInnerWidth = Math.max(innerW, display.lineGutter.offsetWidth - padding) + 1;
4258
- display.lineNumWidth = display.lineNumInnerWidth + padding;
4259
- display.lineNumChars = display.lineNumInnerWidth ? last.length : -1;
4260
- display.lineGutter.style.width = display.lineNumWidth + "px";
4261
- updateGutterSpace(cm.display);
4262
- return true
4263
- }
4264
- return false
4265
- }
4266
-
4267
- function getGutters(gutters, lineNumbers) {
4268
- var result = [], sawLineNumbers = false;
4269
- for (var i = 0; i < gutters.length; i++) {
4270
- var name = gutters[i], style = null;
4271
- if (typeof name != "string") { style = name.style; name = name.className; }
4272
- if (name == "CodeMirror-linenumbers") {
4273
- if (!lineNumbers) { continue }
4274
- else { sawLineNumbers = true; }
4275
- }
4276
- result.push({className: name, style: style});
4277
- }
4278
- if (lineNumbers && !sawLineNumbers) { result.push({className: "CodeMirror-linenumbers", style: null}); }
4279
- return result
4280
- }
4281
-
4282
- // Rebuild the gutter elements, ensure the margin to the left of the
4283
- // code matches their width.
4284
- function renderGutters(display) {
4285
- var gutters = display.gutters, specs = display.gutterSpecs;
4286
- removeChildren(gutters);
4287
- display.lineGutter = null;
4288
- for (var i = 0; i < specs.length; ++i) {
4289
- var ref = specs[i];
4290
- var className = ref.className;
4291
- var style = ref.style;
4292
- var gElt = gutters.appendChild(elt("div", null, "CodeMirror-gutter " + className));
4293
- if (style) { gElt.style.cssText = style; }
4294
- if (className == "CodeMirror-linenumbers") {
4295
- display.lineGutter = gElt;
4296
- gElt.style.width = (display.lineNumWidth || 1) + "px";
4297
- }
4298
- }
4299
- gutters.style.display = specs.length ? "" : "none";
4300
- updateGutterSpace(display);
4301
- }
4302
-
4303
- function updateGutters(cm) {
4304
- renderGutters(cm.display);
4305
- regChange(cm);
4306
- alignHorizontally(cm);
4307
- }
4308
-
4309
- // The display handles the DOM integration, both for input reading
4310
- // and content drawing. It holds references to DOM nodes and
4311
- // display-related state.
4312
-
4313
- function Display(place, doc, input, options) {
4314
- var d = this;
4315
- this.input = input;
4316
-
4317
- // Covers bottom-right square when both scrollbars are present.
4318
- d.scrollbarFiller = elt("div", null, "CodeMirror-scrollbar-filler");
4319
- d.scrollbarFiller.setAttribute("cm-not-content", "true");
4320
- // Covers bottom of gutter when coverGutterNextToScrollbar is on
4321
- // and h scrollbar is present.
4322
- d.gutterFiller = elt("div", null, "CodeMirror-gutter-filler");
4323
- d.gutterFiller.setAttribute("cm-not-content", "true");
4324
- // Will contain the actual code, positioned to cover the viewport.
4325
- d.lineDiv = eltP("div", null, "CodeMirror-code");
4326
- // Elements are added to these to represent selection and cursors.
4327
- d.selectionDiv = elt("div", null, null, "position: relative; z-index: 1");
4328
- d.cursorDiv = elt("div", null, "CodeMirror-cursors");
4329
- // A visibility: hidden element used to find the size of things.
4330
- d.measure = elt("div", null, "CodeMirror-measure");
4331
- // When lines outside of the viewport are measured, they are drawn in this.
4332
- d.lineMeasure = elt("div", null, "CodeMirror-measure");
4333
- // Wraps everything that needs to exist inside the vertically-padded coordinate system
4334
- d.lineSpace = eltP("div", [d.measure, d.lineMeasure, d.selectionDiv, d.cursorDiv, d.lineDiv],
4335
- null, "position: relative; outline: none");
4336
- var lines = eltP("div", [d.lineSpace], "CodeMirror-lines");
4337
- // Moved around its parent to cover visible view.
4338
- d.mover = elt("div", [lines], null, "position: relative");
4339
- // Set to the height of the document, allowing scrolling.
4340
- d.sizer = elt("div", [d.mover], "CodeMirror-sizer");
4341
- d.sizerWidth = null;
4342
- // Behavior of elts with overflow: auto and padding is
4343
- // inconsistent across browsers. This is used to ensure the
4344
- // scrollable area is big enough.
4345
- d.heightForcer = elt("div", null, null, "position: absolute; height: " + scrollerGap + "px; width: 1px;");
4346
- // Will contain the gutters, if any.
4347
- d.gutters = elt("div", null, "CodeMirror-gutters");
4348
- d.lineGutter = null;
4349
- // Actual scrollable element.
4350
- d.scroller = elt("div", [d.sizer, d.heightForcer, d.gutters], "CodeMirror-scroll");
4351
- d.scroller.setAttribute("tabIndex", "-1");
4352
- // The element in which the editor lives.
4353
- d.wrapper = elt("div", [d.scrollbarFiller, d.gutterFiller, d.scroller], "CodeMirror");
4354
-
4355
- // Work around IE7 z-index bug (not perfect, hence IE7 not really being supported)
4356
- if (ie && ie_version < 8) { d.gutters.style.zIndex = -1; d.scroller.style.paddingRight = 0; }
4357
- if (!webkit && !(gecko && mobile)) { d.scroller.draggable = true; }
4358
-
4359
- if (place) {
4360
- if (place.appendChild) { place.appendChild(d.wrapper); }
4361
- else { place(d.wrapper); }
4362
- }
4363
-
4364
- // Current rendered range (may be bigger than the view window).
4365
- d.viewFrom = d.viewTo = doc.first;
4366
- d.reportedViewFrom = d.reportedViewTo = doc.first;
4367
- // Information about the rendered lines.
4368
- d.view = [];
4369
- d.renderedView = null;
4370
- // Holds info about a single rendered line when it was rendered
4371
- // for measurement, while not in view.
4372
- d.externalMeasured = null;
4373
- // Empty space (in pixels) above the view
4374
- d.viewOffset = 0;
4375
- d.lastWrapHeight = d.lastWrapWidth = 0;
4376
- d.updateLineNumbers = null;
4377
-
4378
- d.nativeBarWidth = d.barHeight = d.barWidth = 0;
4379
- d.scrollbarsClipped = false;
4380
-
4381
- // Used to only resize the line number gutter when necessary (when
4382
- // the amount of lines crosses a boundary that makes its width change)
4383
- d.lineNumWidth = d.lineNumInnerWidth = d.lineNumChars = null;
4384
- // Set to true when a non-horizontal-scrolling line widget is
4385
- // added. As an optimization, line widget aligning is skipped when
4386
- // this is false.
4387
- d.alignWidgets = false;
4388
-
4389
- d.cachedCharWidth = d.cachedTextHeight = d.cachedPaddingH = null;
4390
-
4391
- // Tracks the maximum line length so that the horizontal scrollbar
4392
- // can be kept static when scrolling.
4393
- d.maxLine = null;
4394
- d.maxLineLength = 0;
4395
- d.maxLineChanged = false;
4396
-
4397
- // Used for measuring wheel scrolling granularity
4398
- d.wheelDX = d.wheelDY = d.wheelStartX = d.wheelStartY = null;
4399
-
4400
- // True when shift is held down.
4401
- d.shift = false;
4402
-
4403
- // Used to track whether anything happened since the context menu
4404
- // was opened.
4405
- d.selForContextMenu = null;
4406
-
4407
- d.activeTouch = null;
4408
-
4409
- d.gutterSpecs = getGutters(options.gutters, options.lineNumbers);
4410
- renderGutters(d);
4411
-
4412
- input.init(d);
4413
- }
4414
-
4415
- // Since the delta values reported on mouse wheel events are
4416
- // unstandardized between browsers and even browser versions, and
4417
- // generally horribly unpredictable, this code starts by measuring
4418
- // the scroll effect that the first few mouse wheel events have,
4419
- // and, from that, detects the way it can convert deltas to pixel
4420
- // offsets afterwards.
4421
- //
4422
- // The reason we want to know the amount a wheel event will scroll
4423
- // is that it gives us a chance to update the display before the
4424
- // actual scrolling happens, reducing flickering.
4425
-
4426
- var wheelSamples = 0, wheelPixelsPerUnit = null;
4427
- // Fill in a browser-detected starting value on browsers where we
4428
- // know one. These don't have to be accurate -- the result of them
4429
- // being wrong would just be a slight flicker on the first wheel
4430
- // scroll (if it is large enough).
4431
- if (ie) { wheelPixelsPerUnit = -.53; }
4432
- else if (gecko) { wheelPixelsPerUnit = 15; }
4433
- else if (chrome) { wheelPixelsPerUnit = -.7; }
4434
- else if (safari) { wheelPixelsPerUnit = -1/3; }
4435
-
4436
- function wheelEventDelta(e) {
4437
- var dx = e.wheelDeltaX, dy = e.wheelDeltaY;
4438
- if (dx == null && e.detail && e.axis == e.HORIZONTAL_AXIS) { dx = e.detail; }
4439
- if (dy == null && e.detail && e.axis == e.VERTICAL_AXIS) { dy = e.detail; }
4440
- else if (dy == null) { dy = e.wheelDelta; }
4441
- return {x: dx, y: dy}
4442
- }
4443
- function wheelEventPixels(e) {
4444
- var delta = wheelEventDelta(e);
4445
- delta.x *= wheelPixelsPerUnit;
4446
- delta.y *= wheelPixelsPerUnit;
4447
- return delta
4448
- }
4449
-
4450
- function onScrollWheel(cm, e) {
4451
- var delta = wheelEventDelta(e), dx = delta.x, dy = delta.y;
4452
-
4453
- var display = cm.display, scroll = display.scroller;
4454
- // Quit if there's nothing to scroll here
4455
- var canScrollX = scroll.scrollWidth > scroll.clientWidth;
4456
- var canScrollY = scroll.scrollHeight > scroll.clientHeight;
4457
- if (!(dx && canScrollX || dy && canScrollY)) { return }
4458
-
4459
- // Webkit browsers on OS X abort momentum scrolls when the target
4460
- // of the scroll event is removed from the scrollable element.
4461
- // This hack (see related code in patchDisplay) makes sure the
4462
- // element is kept around.
4463
- if (dy && mac && webkit) {
4464
- outer: for (var cur = e.target, view = display.view; cur != scroll; cur = cur.parentNode) {
4465
- for (var i = 0; i < view.length; i++) {
4466
- if (view[i].node == cur) {
4467
- cm.display.currentWheelTarget = cur;
4468
- break outer
4469
- }
4470
- }
4471
- }
4472
- }
4473
-
4474
- // On some browsers, horizontal scrolling will cause redraws to
4475
- // happen before the gutter has been realigned, causing it to
4476
- // wriggle around in a most unseemly way. When we have an
4477
- // estimated pixels/delta value, we just handle horizontal
4478
- // scrolling entirely here. It'll be slightly off from native, but
4479
- // better than glitching out.
4480
- if (dx && !gecko && !presto && wheelPixelsPerUnit != null) {
4481
- if (dy && canScrollY)
4482
- { updateScrollTop(cm, Math.max(0, scroll.scrollTop + dy * wheelPixelsPerUnit)); }
4483
- setScrollLeft(cm, Math.max(0, scroll.scrollLeft + dx * wheelPixelsPerUnit));
4484
- // Only prevent default scrolling if vertical scrolling is
4485
- // actually possible. Otherwise, it causes vertical scroll
4486
- // jitter on OSX trackpads when deltaX is small and deltaY
4487
- // is large (issue #3579)
4488
- if (!dy || (dy && canScrollY))
4489
- { e_preventDefault(e); }
4490
- display.wheelStartX = null; // Abort measurement, if in progress
4491
- return
4492
- }
4493
-
4494
- // 'Project' the visible viewport to cover the area that is being
4495
- // scrolled into view (if we know enough to estimate it).
4496
- if (dy && wheelPixelsPerUnit != null) {
4497
- var pixels = dy * wheelPixelsPerUnit;
4498
- var top = cm.doc.scrollTop, bot = top + display.wrapper.clientHeight;
4499
- if (pixels < 0) { top = Math.max(0, top + pixels - 50); }
4500
- else { bot = Math.min(cm.doc.height, bot + pixels + 50); }
4501
- updateDisplaySimple(cm, {top: top, bottom: bot});
4502
- }
4503
-
4504
- if (wheelSamples < 20) {
4505
- if (display.wheelStartX == null) {
4506
- display.wheelStartX = scroll.scrollLeft; display.wheelStartY = scroll.scrollTop;
4507
- display.wheelDX = dx; display.wheelDY = dy;
4508
- setTimeout(function () {
4509
- if (display.wheelStartX == null) { return }
4510
- var movedX = scroll.scrollLeft - display.wheelStartX;
4511
- var movedY = scroll.scrollTop - display.wheelStartY;
4512
- var sample = (movedY && display.wheelDY && movedY / display.wheelDY) ||
4513
- (movedX && display.wheelDX && movedX / display.wheelDX);
4514
- display.wheelStartX = display.wheelStartY = null;
4515
- if (!sample) { return }
4516
- wheelPixelsPerUnit = (wheelPixelsPerUnit * wheelSamples + sample) / (wheelSamples + 1);
4517
- ++wheelSamples;
4518
- }, 200);
4519
- } else {
4520
- display.wheelDX += dx; display.wheelDY += dy;
4521
- }
4522
- }
4523
- }
4524
-
4525
- // Selection objects are immutable. A new one is created every time
4526
- // the selection changes. A selection is one or more non-overlapping
4527
- // (and non-touching) ranges, sorted, and an integer that indicates
4528
- // which one is the primary selection (the one that's scrolled into
4529
- // view, that getCursor returns, etc).
4530
- var Selection = function(ranges, primIndex) {
4531
- this.ranges = ranges;
4532
- this.primIndex = primIndex;
4533
- };
4534
-
4535
- Selection.prototype.primary = function () { return this.ranges[this.primIndex] };
4536
-
4537
- Selection.prototype.equals = function (other) {
4538
- var this$1 = this;
4539
-
4540
- if (other == this) { return true }
4541
- if (other.primIndex != this.primIndex || other.ranges.length != this.ranges.length) { return false }
4542
- for (var i = 0; i < this.ranges.length; i++) {
4543
- var here = this$1.ranges[i], there = other.ranges[i];
4544
- if (!equalCursorPos(here.anchor, there.anchor) || !equalCursorPos(here.head, there.head)) { return false }
4545
- }
4546
- return true
4547
- };
4548
-
4549
- Selection.prototype.deepCopy = function () {
4550
- var this$1 = this;
4551
-
4552
- var out = [];
4553
- for (var i = 0; i < this.ranges.length; i++)
4554
- { out[i] = new Range(copyPos(this$1.ranges[i].anchor), copyPos(this$1.ranges[i].head)); }
4555
- return new Selection(out, this.primIndex)
4556
- };
4557
-
4558
- Selection.prototype.somethingSelected = function () {
4559
- var this$1 = this;
4560
-
4561
- for (var i = 0; i < this.ranges.length; i++)
4562
- { if (!this$1.ranges[i].empty()) { return true } }
4563
- return false
4564
- };
4565
-
4566
- Selection.prototype.contains = function (pos, end) {
4567
- var this$1 = this;
4568
-
4569
- if (!end) { end = pos; }
4570
- for (var i = 0; i < this.ranges.length; i++) {
4571
- var range = this$1.ranges[i];
4572
- if (cmp(end, range.from()) >= 0 && cmp(pos, range.to()) <= 0)
4573
- { return i }
4574
- }
4575
- return -1
4576
- };
4577
-
4578
- var Range = function(anchor, head) {
4579
- this.anchor = anchor; this.head = head;
4580
- };
4581
-
4582
- Range.prototype.from = function () { return minPos(this.anchor, this.head) };
4583
- Range.prototype.to = function () { return maxPos(this.anchor, this.head) };
4584
- Range.prototype.empty = function () { return this.head.line == this.anchor.line && this.head.ch == this.anchor.ch };
4585
-
4586
- // Take an unsorted, potentially overlapping set of ranges, and
4587
- // build a selection out of it. 'Consumes' ranges array (modifying
4588
- // it).
4589
- function normalizeSelection(cm, ranges, primIndex) {
4590
- var mayTouch = cm && cm.options.selectionsMayTouch;
4591
- var prim = ranges[primIndex];
4592
- ranges.sort(function (a, b) { return cmp(a.from(), b.from()); });
4593
- primIndex = indexOf(ranges, prim);
4594
- for (var i = 1; i < ranges.length; i++) {
4595
- var cur = ranges[i], prev = ranges[i - 1];
4596
- var diff = cmp(prev.to(), cur.from());
4597
- if (mayTouch && !cur.empty() ? diff > 0 : diff >= 0) {
4598
- var from = minPos(prev.from(), cur.from()), to = maxPos(prev.to(), cur.to());
4599
- var inv = prev.empty() ? cur.from() == cur.head : prev.from() == prev.head;
4600
- if (i <= primIndex) { --primIndex; }
4601
- ranges.splice(--i, 2, new Range(inv ? to : from, inv ? from : to));
4602
- }
4603
- }
4604
- return new Selection(ranges, primIndex)
4605
- }
4606
-
4607
- function simpleSelection(anchor, head) {
4608
- return new Selection([new Range(anchor, head || anchor)], 0)
4609
- }
4610
-
4611
- // Compute the position of the end of a change (its 'to' property
4612
- // refers to the pre-change end).
4613
- function changeEnd(change) {
4614
- if (!change.text) { return change.to }
4615
- return Pos(change.from.line + change.text.length - 1,
4616
- lst(change.text).length + (change.text.length == 1 ? change.from.ch : 0))
4617
- }
4618
-
4619
- // Adjust a position to refer to the post-change position of the
4620
- // same text, or the end of the change if the change covers it.
4621
- function adjustForChange(pos, change) {
4622
- if (cmp(pos, change.from) < 0) { return pos }
4623
- if (cmp(pos, change.to) <= 0) { return changeEnd(change) }
4624
-
4625
- var line = pos.line + change.text.length - (change.to.line - change.from.line) - 1, ch = pos.ch;
4626
- if (pos.line == change.to.line) { ch += changeEnd(change).ch - change.to.ch; }
4627
- return Pos(line, ch)
4628
- }
4629
-
4630
- function computeSelAfterChange(doc, change) {
4631
- var out = [];
4632
- for (var i = 0; i < doc.sel.ranges.length; i++) {
4633
- var range = doc.sel.ranges[i];
4634
- out.push(new Range(adjustForChange(range.anchor, change),
4635
- adjustForChange(range.head, change)));
4636
- }
4637
- return normalizeSelection(doc.cm, out, doc.sel.primIndex)
4638
- }
4639
-
4640
- function offsetPos(pos, old, nw) {
4641
- if (pos.line == old.line)
4642
- { return Pos(nw.line, pos.ch - old.ch + nw.ch) }
4643
- else
4644
- { return Pos(nw.line + (pos.line - old.line), pos.ch) }
4645
- }
4646
-
4647
- // Used by replaceSelections to allow moving the selection to the
4648
- // start or around the replaced test. Hint may be "start" or "around".
4649
- function computeReplacedSel(doc, changes, hint) {
4650
- var out = [];
4651
- var oldPrev = Pos(doc.first, 0), newPrev = oldPrev;
4652
- for (var i = 0; i < changes.length; i++) {
4653
- var change = changes[i];
4654
- var from = offsetPos(change.from, oldPrev, newPrev);
4655
- var to = offsetPos(changeEnd(change), oldPrev, newPrev);
4656
- oldPrev = change.to;
4657
- newPrev = to;
4658
- if (hint == "around") {
4659
- var range = doc.sel.ranges[i], inv = cmp(range.head, range.anchor) < 0;
4660
- out[i] = new Range(inv ? to : from, inv ? from : to);
4661
- } else {
4662
- out[i] = new Range(from, from);
4663
- }
4664
- }
4665
- return new Selection(out, doc.sel.primIndex)
4666
- }
4667
-
4668
- // Used to get the editor into a consistent state again when options change.
4669
-
4670
- function loadMode(cm) {
4671
- cm.doc.mode = getMode(cm.options, cm.doc.modeOption);
4672
- resetModeState(cm);
4673
- }
4674
-
4675
- function resetModeState(cm) {
4676
- cm.doc.iter(function (line) {
4677
- if (line.stateAfter) { line.stateAfter = null; }
4678
- if (line.styles) { line.styles = null; }
4679
- });
4680
- cm.doc.modeFrontier = cm.doc.highlightFrontier = cm.doc.first;
4681
- startWorker(cm, 100);
4682
- cm.state.modeGen++;
4683
- if (cm.curOp) { regChange(cm); }
4684
- }
4685
-
4686
- // DOCUMENT DATA STRUCTURE
4687
-
4688
- // By default, updates that start and end at the beginning of a line
4689
- // are treated specially, in order to make the association of line
4690
- // widgets and marker elements with the text behave more intuitive.
4691
- function isWholeLineUpdate(doc, change) {
4692
- return change.from.ch == 0 && change.to.ch == 0 && lst(change.text) == "" &&
4693
- (!doc.cm || doc.cm.options.wholeLineUpdateBefore)
4694
- }
4695
-
4696
- // Perform a change on the document data structure.
4697
- function updateDoc(doc, change, markedSpans, estimateHeight$$1) {
4698
- function spansFor(n) {return markedSpans ? markedSpans[n] : null}
4699
- function update(line, text, spans) {
4700
- updateLine(line, text, spans, estimateHeight$$1);
4701
- signalLater(line, "change", line, change);
4702
- }
4703
- function linesFor(start, end) {
4704
- var result = [];
4705
- for (var i = start; i < end; ++i)
4706
- { result.push(new Line(text[i], spansFor(i), estimateHeight$$1)); }
4707
- return result
4708
- }
4709
-
4710
- var from = change.from, to = change.to, text = change.text;
4711
- var firstLine = getLine(doc, from.line), lastLine = getLine(doc, to.line);
4712
- var lastText = lst(text), lastSpans = spansFor(text.length - 1), nlines = to.line - from.line;
4713
-
4714
- // Adjust the line structure
4715
- if (change.full) {
4716
- doc.insert(0, linesFor(0, text.length));
4717
- doc.remove(text.length, doc.size - text.length);
4718
- } else if (isWholeLineUpdate(doc, change)) {
4719
- // This is a whole-line replace. Treated specially to make
4720
- // sure line objects move the way they are supposed to.
4721
- var added = linesFor(0, text.length - 1);
4722
- update(lastLine, lastLine.text, lastSpans);
4723
- if (nlines) { doc.remove(from.line, nlines); }
4724
- if (added.length) { doc.insert(from.line, added); }
4725
- } else if (firstLine == lastLine) {
4726
- if (text.length == 1) {
4727
- update(firstLine, firstLine.text.slice(0, from.ch) + lastText + firstLine.text.slice(to.ch), lastSpans);
4728
- } else {
4729
- var added$1 = linesFor(1, text.length - 1);
4730
- added$1.push(new Line(lastText + firstLine.text.slice(to.ch), lastSpans, estimateHeight$$1));
4731
- update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0));
4732
- doc.insert(from.line + 1, added$1);
4733
- }
4734
- } else if (text.length == 1) {
4735
- update(firstLine, firstLine.text.slice(0, from.ch) + text[0] + lastLine.text.slice(to.ch), spansFor(0));
4736
- doc.remove(from.line + 1, nlines);
4737
- } else {
4738
- update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0));
4739
- update(lastLine, lastText + lastLine.text.slice(to.ch), lastSpans);
4740
- var added$2 = linesFor(1, text.length - 1);
4741
- if (nlines > 1) { doc.remove(from.line + 1, nlines - 1); }
4742
- doc.insert(from.line + 1, added$2);
4743
- }
4744
-
4745
- signalLater(doc, "change", doc, change);
4746
- }
4747
-
4748
- // Call f for all linked documents.
4749
- function linkedDocs(doc, f, sharedHistOnly) {
4750
- function propagate(doc, skip, sharedHist) {
4751
- if (doc.linked) { for (var i = 0; i < doc.linked.length; ++i) {
4752
- var rel = doc.linked[i];
4753
- if (rel.doc == skip) { continue }
4754
- var shared = sharedHist && rel.sharedHist;
4755
- if (sharedHistOnly && !shared) { continue }
4756
- f(rel.doc, shared);
4757
- propagate(rel.doc, doc, shared);
4758
- } }
4759
- }
4760
- propagate(doc, null, true);
4761
- }
4762
-
4763
- // Attach a document to an editor.
4764
- function attachDoc(cm, doc) {
4765
- if (doc.cm) { throw new Error("This document is already in use.") }
4766
- cm.doc = doc;
4767
- doc.cm = cm;
4768
- estimateLineHeights(cm);
4769
- loadMode(cm);
4770
- setDirectionClass(cm);
4771
- if (!cm.options.lineWrapping) { findMaxLine(cm); }
4772
- cm.options.mode = doc.modeOption;
4773
- regChange(cm);
4774
- }
4775
-
4776
- function setDirectionClass(cm) {
4777
- (cm.doc.direction == "rtl" ? addClass : rmClass)(cm.display.lineDiv, "CodeMirror-rtl");
4778
- }
4779
-
4780
- function directionChanged(cm) {
4781
- runInOp(cm, function () {
4782
- setDirectionClass(cm);
4783
- regChange(cm);
4784
- });
4785
- }
4786
-
4787
- function History(startGen) {
4788
- // Arrays of change events and selections. Doing something adds an
4789
- // event to done and clears undo. Undoing moves events from done
4790
- // to undone, redoing moves them in the other direction.
4791
- this.done = []; this.undone = [];
4792
- this.undoDepth = Infinity;
4793
- // Used to track when changes can be merged into a single undo
4794
- // event
4795
- this.lastModTime = this.lastSelTime = 0;
4796
- this.lastOp = this.lastSelOp = null;
4797
- this.lastOrigin = this.lastSelOrigin = null;
4798
- // Used by the isClean() method
4799
- this.generation = this.maxGeneration = startGen || 1;
4800
- }
4801
-
4802
- // Create a history change event from an updateDoc-style change
4803
- // object.
4804
- function historyChangeFromChange(doc, change) {
4805
- var histChange = {from: copyPos(change.from), to: changeEnd(change), text: getBetween(doc, change.from, change.to)};
4806
- attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1);
4807
- linkedDocs(doc, function (doc) { return attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1); }, true);
4808
- return histChange
4809
- }
4810
-
4811
- // Pop all selection events off the end of a history array. Stop at
4812
- // a change event.
4813
- function clearSelectionEvents(array) {
4814
- while (array.length) {
4815
- var last = lst(array);
4816
- if (last.ranges) { array.pop(); }
4817
- else { break }
4818
- }
4819
- }
4820
-
4821
- // Find the top change event in the history. Pop off selection
4822
- // events that are in the way.
4823
- function lastChangeEvent(hist, force) {
4824
- if (force) {
4825
- clearSelectionEvents(hist.done);
4826
- return lst(hist.done)
4827
- } else if (hist.done.length && !lst(hist.done).ranges) {
4828
- return lst(hist.done)
4829
- } else if (hist.done.length > 1 && !hist.done[hist.done.length - 2].ranges) {
4830
- hist.done.pop();
4831
- return lst(hist.done)
4832
- }
4833
- }
4834
-
4835
- // Register a change in the history. Merges changes that are within
4836
- // a single operation, or are close together with an origin that
4837
- // allows merging (starting with "+") into a single event.
4838
- function addChangeToHistory(doc, change, selAfter, opId) {
4839
- var hist = doc.history;
4840
- hist.undone.length = 0;
4841
- var time = +new Date, cur;
4842
- var last;
4843
-
4844
- if ((hist.lastOp == opId ||
4845
- hist.lastOrigin == change.origin && change.origin &&
4846
- ((change.origin.charAt(0) == "+" && hist.lastModTime > time - (doc.cm ? doc.cm.options.historyEventDelay : 500)) ||
4847
- change.origin.charAt(0) == "*")) &&
4848
- (cur = lastChangeEvent(hist, hist.lastOp == opId))) {
4849
- // Merge this change into the last event
4850
- last = lst(cur.changes);
4851
- if (cmp(change.from, change.to) == 0 && cmp(change.from, last.to) == 0) {
4852
- // Optimized case for simple insertion -- don't want to add
4853
- // new changesets for every character typed
4854
- last.to = changeEnd(change);
4855
- } else {
4856
- // Add new sub-event
4857
- cur.changes.push(historyChangeFromChange(doc, change));
4858
- }
4859
- } else {
4860
- // Can not be merged, start a new event.
4861
- var before = lst(hist.done);
4862
- if (!before || !before.ranges)
4863
- { pushSelectionToHistory(doc.sel, hist.done); }
4864
- cur = {changes: [historyChangeFromChange(doc, change)],
4865
- generation: hist.generation};
4866
- hist.done.push(cur);
4867
- while (hist.done.length > hist.undoDepth) {
4868
- hist.done.shift();
4869
- if (!hist.done[0].ranges) { hist.done.shift(); }
4870
- }
4871
- }
4872
- hist.done.push(selAfter);
4873
- hist.generation = ++hist.maxGeneration;
4874
- hist.lastModTime = hist.lastSelTime = time;
4875
- hist.lastOp = hist.lastSelOp = opId;
4876
- hist.lastOrigin = hist.lastSelOrigin = change.origin;
4877
-
4878
- if (!last) { signal(doc, "historyAdded"); }
4879
- }
4880
-
4881
- function selectionEventCanBeMerged(doc, origin, prev, sel) {
4882
- var ch = origin.charAt(0);
4883
- return ch == "*" ||
4884
- ch == "+" &&
4885
- prev.ranges.length == sel.ranges.length &&
4886
- prev.somethingSelected() == sel.somethingSelected() &&
4887
- new Date - doc.history.lastSelTime <= (doc.cm ? doc.cm.options.historyEventDelay : 500)
4888
- }
4889
-
4890
- // Called whenever the selection changes, sets the new selection as
4891
- // the pending selection in the history, and pushes the old pending
4892
- // selection into the 'done' array when it was significantly
4893
- // different (in number of selected ranges, emptiness, or time).
4894
- function addSelectionToHistory(doc, sel, opId, options) {
4895
- var hist = doc.history, origin = options && options.origin;
4896
-
4897
- // A new event is started when the previous origin does not match
4898
- // the current, or the origins don't allow matching. Origins
4899
- // starting with * are always merged, those starting with + are
4900
- // merged when similar and close together in time.
4901
- if (opId == hist.lastSelOp ||
4902
- (origin && hist.lastSelOrigin == origin &&
4903
- (hist.lastModTime == hist.lastSelTime && hist.lastOrigin == origin ||
4904
- selectionEventCanBeMerged(doc, origin, lst(hist.done), sel))))
4905
- { hist.done[hist.done.length - 1] = sel; }
4906
- else
4907
- { pushSelectionToHistory(sel, hist.done); }
4908
-
4909
- hist.lastSelTime = +new Date;
4910
- hist.lastSelOrigin = origin;
4911
- hist.lastSelOp = opId;
4912
- if (options && options.clearRedo !== false)
4913
- { clearSelectionEvents(hist.undone); }
4914
- }
4915
-
4916
- function pushSelectionToHistory(sel, dest) {
4917
- var top = lst(dest);
4918
- if (!(top && top.ranges && top.equals(sel)))
4919
- { dest.push(sel); }
4920
- }
4921
-
4922
- // Used to store marked span information in the history.
4923
- function attachLocalSpans(doc, change, from, to) {
4924
- var existing = change["spans_" + doc.id], n = 0;
4925
- doc.iter(Math.max(doc.first, from), Math.min(doc.first + doc.size, to), function (line) {
4926
- if (line.markedSpans)
4927
- { (existing || (existing = change["spans_" + doc.id] = {}))[n] = line.markedSpans; }
4928
- ++n;
4929
- });
4930
- }
4931
-
4932
- // When un/re-doing restores text containing marked spans, those
4933
- // that have been explicitly cleared should not be restored.
4934
- function removeClearedSpans(spans) {
4935
- if (!spans) { return null }
4936
- var out;
4937
- for (var i = 0; i < spans.length; ++i) {
4938
- if (spans[i].marker.explicitlyCleared) { if (!out) { out = spans.slice(0, i); } }
4939
- else if (out) { out.push(spans[i]); }
4940
- }
4941
- return !out ? spans : out.length ? out : null
4942
- }
4943
-
4944
- // Retrieve and filter the old marked spans stored in a change event.
4945
- function getOldSpans(doc, change) {
4946
- var found = change["spans_" + doc.id];
4947
- if (!found) { return null }
4948
- var nw = [];
4949
- for (var i = 0; i < change.text.length; ++i)
4950
- { nw.push(removeClearedSpans(found[i])); }
4951
- return nw
4952
- }
4953
-
4954
- // Used for un/re-doing changes from the history. Combines the
4955
- // result of computing the existing spans with the set of spans that
4956
- // existed in the history (so that deleting around a span and then
4957
- // undoing brings back the span).
4958
- function mergeOldSpans(doc, change) {
4959
- var old = getOldSpans(doc, change);
4960
- var stretched = stretchSpansOverChange(doc, change);
4961
- if (!old) { return stretched }
4962
- if (!stretched) { return old }
4963
-
4964
- for (var i = 0; i < old.length; ++i) {
4965
- var oldCur = old[i], stretchCur = stretched[i];
4966
- if (oldCur && stretchCur) {
4967
- spans: for (var j = 0; j < stretchCur.length; ++j) {
4968
- var span = stretchCur[j];
4969
- for (var k = 0; k < oldCur.length; ++k)
4970
- { if (oldCur[k].marker == span.marker) { continue spans } }
4971
- oldCur.push(span);
4972
- }
4973
- } else if (stretchCur) {
4974
- old[i] = stretchCur;
4975
- }
4976
- }
4977
- return old
4978
- }
4979
-
4980
- // Used both to provide a JSON-safe object in .getHistory, and, when
4981
- // detaching a document, to split the history in two
4982
- function copyHistoryArray(events, newGroup, instantiateSel) {
4983
- var copy = [];
4984
- for (var i = 0; i < events.length; ++i) {
4985
- var event = events[i];
4986
- if (event.ranges) {
4987
- copy.push(instantiateSel ? Selection.prototype.deepCopy.call(event) : event);
4988
- continue
4989
- }
4990
- var changes = event.changes, newChanges = [];
4991
- copy.push({changes: newChanges});
4992
- for (var j = 0; j < changes.length; ++j) {
4993
- var change = changes[j], m = (void 0);
4994
- newChanges.push({from: change.from, to: change.to, text: change.text});
4995
- if (newGroup) { for (var prop in change) { if (m = prop.match(/^spans_(\d+)$/)) {
4996
- if (indexOf(newGroup, Number(m[1])) > -1) {
4997
- lst(newChanges)[prop] = change[prop];
4998
- delete change[prop];
4999
- }
5000
- } } }
5001
- }
5002
- }
5003
- return copy
5004
- }
5005
-
5006
- // The 'scroll' parameter given to many of these indicated whether
5007
- // the new cursor position should be scrolled into view after
5008
- // modifying the selection.
5009
-
5010
- // If shift is held or the extend flag is set, extends a range to
5011
- // include a given position (and optionally a second position).
5012
- // Otherwise, simply returns the range between the given positions.
5013
- // Used for cursor motion and such.
5014
- function extendRange(range, head, other, extend) {
5015
- if (extend) {
5016
- var anchor = range.anchor;
5017
- if (other) {
5018
- var posBefore = cmp(head, anchor) < 0;
5019
- if (posBefore != (cmp(other, anchor) < 0)) {
5020
- anchor = head;
5021
- head = other;
5022
- } else if (posBefore != (cmp(head, other) < 0)) {
5023
- head = other;
5024
- }
5025
- }
5026
- return new Range(anchor, head)
5027
- } else {
5028
- return new Range(other || head, head)
5029
- }
5030
- }
5031
-
5032
- // Extend the primary selection range, discard the rest.
5033
- function extendSelection(doc, head, other, options, extend) {
5034
- if (extend == null) { extend = doc.cm && (doc.cm.display.shift || doc.extend); }
5035
- setSelection(doc, new Selection([extendRange(doc.sel.primary(), head, other, extend)], 0), options);
5036
- }
5037
-
5038
- // Extend all selections (pos is an array of selections with length
5039
- // equal the number of selections)
5040
- function extendSelections(doc, heads, options) {
5041
- var out = [];
5042
- var extend = doc.cm && (doc.cm.display.shift || doc.extend);
5043
- for (var i = 0; i < doc.sel.ranges.length; i++)
5044
- { out[i] = extendRange(doc.sel.ranges[i], heads[i], null, extend); }
5045
- var newSel = normalizeSelection(doc.cm, out, doc.sel.primIndex);
5046
- setSelection(doc, newSel, options);
5047
- }
5048
-
5049
- // Updates a single range in the selection.
5050
- function replaceOneSelection(doc, i, range, options) {
5051
- var ranges = doc.sel.ranges.slice(0);
5052
- ranges[i] = range;
5053
- setSelection(doc, normalizeSelection(doc.cm, ranges, doc.sel.primIndex), options);
5054
- }
5055
-
5056
- // Reset the selection to a single range.
5057
- function setSimpleSelection(doc, anchor, head, options) {
5058
- setSelection(doc, simpleSelection(anchor, head), options);
5059
- }
5060
-
5061
- // Give beforeSelectionChange handlers a change to influence a
5062
- // selection update.
5063
- function filterSelectionChange(doc, sel, options) {
5064
- var obj = {
5065
- ranges: sel.ranges,
5066
- update: function(ranges) {
5067
- var this$1 = this;
5068
-
5069
- this.ranges = [];
5070
- for (var i = 0; i < ranges.length; i++)
5071
- { this$1.ranges[i] = new Range(clipPos(doc, ranges[i].anchor),
5072
- clipPos(doc, ranges[i].head)); }
5073
- },
5074
- origin: options && options.origin
5075
- };
5076
- signal(doc, "beforeSelectionChange", doc, obj);
5077
- if (doc.cm) { signal(doc.cm, "beforeSelectionChange", doc.cm, obj); }
5078
- if (obj.ranges != sel.ranges) { return normalizeSelection(doc.cm, obj.ranges, obj.ranges.length - 1) }
5079
- else { return sel }
5080
- }
5081
-
5082
- function setSelectionReplaceHistory(doc, sel, options) {
5083
- var done = doc.history.done, last = lst(done);
5084
- if (last && last.ranges) {
5085
- done[done.length - 1] = sel;
5086
- setSelectionNoUndo(doc, sel, options);
5087
- } else {
5088
- setSelection(doc, sel, options);
5089
- }
5090
- }
5091
-
5092
- // Set a new selection.
5093
- function setSelection(doc, sel, options) {
5094
- setSelectionNoUndo(doc, sel, options);
5095
- addSelectionToHistory(doc, doc.sel, doc.cm ? doc.cm.curOp.id : NaN, options);
5096
- }
5097
-
5098
- function setSelectionNoUndo(doc, sel, options) {
5099
- if (hasHandler(doc, "beforeSelectionChange") || doc.cm && hasHandler(doc.cm, "beforeSelectionChange"))
5100
- { sel = filterSelectionChange(doc, sel, options); }
5101
-
5102
- var bias = options && options.bias ||
5103
- (cmp(sel.primary().head, doc.sel.primary().head) < 0 ? -1 : 1);
5104
- setSelectionInner(doc, skipAtomicInSelection(doc, sel, bias, true));
5105
-
5106
- if (!(options && options.scroll === false) && doc.cm)
5107
- { ensureCursorVisible(doc.cm); }
5108
- }
5109
-
5110
- function setSelectionInner(doc, sel) {
5111
- if (sel.equals(doc.sel)) { return }
5112
-
5113
- doc.sel = sel;
5114
-
5115
- if (doc.cm) {
5116
- doc.cm.curOp.updateInput = 1;
5117
- doc.cm.curOp.selectionChanged = true;
5118
- signalCursorActivity(doc.cm);
5119
- }
5120
- signalLater(doc, "cursorActivity", doc);
5121
- }
5122
-
5123
- // Verify that the selection does not partially select any atomic
5124
- // marked ranges.
5125
- function reCheckSelection(doc) {
5126
- setSelectionInner(doc, skipAtomicInSelection(doc, doc.sel, null, false));
5127
- }
5128
-
5129
- // Return a selection that does not partially select any atomic
5130
- // ranges.
5131
- function skipAtomicInSelection(doc, sel, bias, mayClear) {
5132
- var out;
5133
- for (var i = 0; i < sel.ranges.length; i++) {
5134
- var range = sel.ranges[i];
5135
- var old = sel.ranges.length == doc.sel.ranges.length && doc.sel.ranges[i];
5136
- var newAnchor = skipAtomic(doc, range.anchor, old && old.anchor, bias, mayClear);
5137
- var newHead = skipAtomic(doc, range.head, old && old.head, bias, mayClear);
5138
- if (out || newAnchor != range.anchor || newHead != range.head) {
5139
- if (!out) { out = sel.ranges.slice(0, i); }
5140
- out[i] = new Range(newAnchor, newHead);
5141
- }
5142
- }
5143
- return out ? normalizeSelection(doc.cm, out, sel.primIndex) : sel
5144
- }
5145
-
5146
- function skipAtomicInner(doc, pos, oldPos, dir, mayClear) {
5147
- var line = getLine(doc, pos.line);
5148
- if (line.markedSpans) { for (var i = 0; i < line.markedSpans.length; ++i) {
5149
- var sp = line.markedSpans[i], m = sp.marker;
5150
-
5151
- // Determine if we should prevent the cursor being placed to the left/right of an atomic marker
5152
- // Historically this was determined using the inclusiveLeft/Right option, but the new way to control it
5153
- // is with selectLeft/Right
5154
- var preventCursorLeft = ("selectLeft" in m) ? !m.selectLeft : m.inclusiveLeft;
5155
- var preventCursorRight = ("selectRight" in m) ? !m.selectRight : m.inclusiveRight;
5156
-
5157
- if ((sp.from == null || (preventCursorLeft ? sp.from <= pos.ch : sp.from < pos.ch)) &&
5158
- (sp.to == null || (preventCursorRight ? sp.to >= pos.ch : sp.to > pos.ch))) {
5159
- if (mayClear) {
5160
- signal(m, "beforeCursorEnter");
5161
- if (m.explicitlyCleared) {
5162
- if (!line.markedSpans) { break }
5163
- else {--i; continue}
5164
- }
5165
- }
5166
- if (!m.atomic) { continue }
5167
-
5168
- if (oldPos) {
5169
- var near = m.find(dir < 0 ? 1 : -1), diff = (void 0);
5170
- if (dir < 0 ? preventCursorRight : preventCursorLeft)
5171
- { near = movePos(doc, near, -dir, near && near.line == pos.line ? line : null); }
5172
- if (near && near.line == pos.line && (diff = cmp(near, oldPos)) && (dir < 0 ? diff < 0 : diff > 0))
5173
- { return skipAtomicInner(doc, near, pos, dir, mayClear) }
5174
- }
5175
-
5176
- var far = m.find(dir < 0 ? -1 : 1);
5177
- if (dir < 0 ? preventCursorLeft : preventCursorRight)
5178
- { far = movePos(doc, far, dir, far.line == pos.line ? line : null); }
5179
- return far ? skipAtomicInner(doc, far, pos, dir, mayClear) : null
5180
- }
5181
- } }
5182
- return pos
5183
- }
5184
-
5185
- // Ensure a given position is not inside an atomic range.
5186
- function skipAtomic(doc, pos, oldPos, bias, mayClear) {
5187
- var dir = bias || 1;
5188
- var found = skipAtomicInner(doc, pos, oldPos, dir, mayClear) ||
5189
- (!mayClear && skipAtomicInner(doc, pos, oldPos, dir, true)) ||
5190
- skipAtomicInner(doc, pos, oldPos, -dir, mayClear) ||
5191
- (!mayClear && skipAtomicInner(doc, pos, oldPos, -dir, true));
5192
- if (!found) {
5193
- doc.cantEdit = true;
5194
- return Pos(doc.first, 0)
5195
- }
5196
- return found
5197
- }
5198
-
5199
- function movePos(doc, pos, dir, line) {
5200
- if (dir < 0 && pos.ch == 0) {
5201
- if (pos.line > doc.first) { return clipPos(doc, Pos(pos.line - 1)) }
5202
- else { return null }
5203
- } else if (dir > 0 && pos.ch == (line || getLine(doc, pos.line)).text.length) {
5204
- if (pos.line < doc.first + doc.size - 1) { return Pos(pos.line + 1, 0) }
5205
- else { return null }
5206
- } else {
5207
- return new Pos(pos.line, pos.ch + dir)
5208
- }
5209
- }
5210
-
5211
- function selectAll(cm) {
5212
- cm.setSelection(Pos(cm.firstLine(), 0), Pos(cm.lastLine()), sel_dontScroll);
5213
- }
5214
-
5215
- // UPDATING
5216
-
5217
- // Allow "beforeChange" event handlers to influence a change
5218
- function filterChange(doc, change, update) {
5219
- var obj = {
5220
- canceled: false,
5221
- from: change.from,
5222
- to: change.to,
5223
- text: change.text,
5224
- origin: change.origin,
5225
- cancel: function () { return obj.canceled = true; }
5226
- };
5227
- if (update) { obj.update = function (from, to, text, origin) {
5228
- if (from) { obj.from = clipPos(doc, from); }
5229
- if (to) { obj.to = clipPos(doc, to); }
5230
- if (text) { obj.text = text; }
5231
- if (origin !== undefined) { obj.origin = origin; }
5232
- }; }
5233
- signal(doc, "beforeChange", doc, obj);
5234
- if (doc.cm) { signal(doc.cm, "beforeChange", doc.cm, obj); }
5235
-
5236
- if (obj.canceled) {
5237
- if (doc.cm) { doc.cm.curOp.updateInput = 2; }
5238
- return null
5239
- }
5240
- return {from: obj.from, to: obj.to, text: obj.text, origin: obj.origin}
5241
- }
5242
-
5243
- // Apply a change to a document, and add it to the document's
5244
- // history, and propagating it to all linked documents.
5245
- function makeChange(doc, change, ignoreReadOnly) {
5246
- if (doc.cm) {
5247
- if (!doc.cm.curOp) { return operation(doc.cm, makeChange)(doc, change, ignoreReadOnly) }
5248
- if (doc.cm.state.suppressEdits) { return }
5249
- }
5250
-
5251
- if (hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange")) {
5252
- change = filterChange(doc, change, true);
5253
- if (!change) { return }
5254
- }
5255
-
5256
- // Possibly split or suppress the update based on the presence
5257
- // of read-only spans in its range.
5258
- var split = sawReadOnlySpans && !ignoreReadOnly && removeReadOnlyRanges(doc, change.from, change.to);
5259
- if (split) {
5260
- for (var i = split.length - 1; i >= 0; --i)
5261
- { makeChangeInner(doc, {from: split[i].from, to: split[i].to, text: i ? [""] : change.text, origin: change.origin}); }
5262
- } else {
5263
- makeChangeInner(doc, change);
5264
- }
5265
- }
5266
-
5267
- function makeChangeInner(doc, change) {
5268
- if (change.text.length == 1 && change.text[0] == "" && cmp(change.from, change.to) == 0) { return }
5269
- var selAfter = computeSelAfterChange(doc, change);
5270
- addChangeToHistory(doc, change, selAfter, doc.cm ? doc.cm.curOp.id : NaN);
5271
-
5272
- makeChangeSingleDoc(doc, change, selAfter, stretchSpansOverChange(doc, change));
5273
- var rebased = [];
5274
-
5275
- linkedDocs(doc, function (doc, sharedHist) {
5276
- if (!sharedHist && indexOf(rebased, doc.history) == -1) {
5277
- rebaseHist(doc.history, change);
5278
- rebased.push(doc.history);
5279
- }
5280
- makeChangeSingleDoc(doc, change, null, stretchSpansOverChange(doc, change));
5281
- });
5282
- }
5283
-
5284
- // Revert a change stored in a document's history.
5285
- function makeChangeFromHistory(doc, type, allowSelectionOnly) {
5286
- var suppress = doc.cm && doc.cm.state.suppressEdits;
5287
- if (suppress && !allowSelectionOnly) { return }
5288
-
5289
- var hist = doc.history, event, selAfter = doc.sel;
5290
- var source = type == "undo" ? hist.done : hist.undone, dest = type == "undo" ? hist.undone : hist.done;
5291
-
5292
- // Verify that there is a useable event (so that ctrl-z won't
5293
- // needlessly clear selection events)
5294
- var i = 0;
5295
- for (; i < source.length; i++) {
5296
- event = source[i];
5297
- if (allowSelectionOnly ? event.ranges && !event.equals(doc.sel) : !event.ranges)
5298
- { break }
5299
- }
5300
- if (i == source.length) { return }
5301
- hist.lastOrigin = hist.lastSelOrigin = null;
5302
-
5303
- for (;;) {
5304
- event = source.pop();
5305
- if (event.ranges) {
5306
- pushSelectionToHistory(event, dest);
5307
- if (allowSelectionOnly && !event.equals(doc.sel)) {
5308
- setSelection(doc, event, {clearRedo: false});
5309
- return
5310
- }
5311
- selAfter = event;
5312
- } else if (suppress) {
5313
- source.push(event);
5314
- return
5315
- } else { break }
5316
- }
5317
-
5318
- // Build up a reverse change object to add to the opposite history
5319
- // stack (redo when undoing, and vice versa).
5320
- var antiChanges = [];
5321
- pushSelectionToHistory(selAfter, dest);
5322
- dest.push({changes: antiChanges, generation: hist.generation});
5323
- hist.generation = event.generation || ++hist.maxGeneration;
5324
-
5325
- var filter = hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange");
5326
-
5327
- var loop = function ( i ) {
5328
- var change = event.changes[i];
5329
- change.origin = type;
5330
- if (filter && !filterChange(doc, change, false)) {
5331
- source.length = 0;
5332
- return {}
5333
- }
5334
-
5335
- antiChanges.push(historyChangeFromChange(doc, change));
5336
-
5337
- var after = i ? computeSelAfterChange(doc, change) : lst(source);
5338
- makeChangeSingleDoc(doc, change, after, mergeOldSpans(doc, change));
5339
- if (!i && doc.cm) { doc.cm.scrollIntoView({from: change.from, to: changeEnd(change)}); }
5340
- var rebased = [];
5341
-
5342
- // Propagate to the linked documents
5343
- linkedDocs(doc, function (doc, sharedHist) {
5344
- if (!sharedHist && indexOf(rebased, doc.history) == -1) {
5345
- rebaseHist(doc.history, change);
5346
- rebased.push(doc.history);
5347
- }
5348
- makeChangeSingleDoc(doc, change, null, mergeOldSpans(doc, change));
5349
- });
5350
- };
5351
-
5352
- for (var i$1 = event.changes.length - 1; i$1 >= 0; --i$1) {
5353
- var returned = loop( i$1 );
5354
-
5355
- if ( returned ) return returned.v;
5356
- }
5357
- }
5358
-
5359
- // Sub-views need their line numbers shifted when text is added
5360
- // above or below them in the parent document.
5361
- function shiftDoc(doc, distance) {
5362
- if (distance == 0) { return }
5363
- doc.first += distance;
5364
- doc.sel = new Selection(map(doc.sel.ranges, function (range) { return new Range(
5365
- Pos(range.anchor.line + distance, range.anchor.ch),
5366
- Pos(range.head.line + distance, range.head.ch)
5367
- ); }), doc.sel.primIndex);
5368
- if (doc.cm) {
5369
- regChange(doc.cm, doc.first, doc.first - distance, distance);
5370
- for (var d = doc.cm.display, l = d.viewFrom; l < d.viewTo; l++)
5371
- { regLineChange(doc.cm, l, "gutter"); }
5372
- }
5373
- }
5374
-
5375
- // More lower-level change function, handling only a single document
5376
- // (not linked ones).
5377
- function makeChangeSingleDoc(doc, change, selAfter, spans) {
5378
- if (doc.cm && !doc.cm.curOp)
5379
- { return operation(doc.cm, makeChangeSingleDoc)(doc, change, selAfter, spans) }
5380
-
5381
- if (change.to.line < doc.first) {
5382
- shiftDoc(doc, change.text.length - 1 - (change.to.line - change.from.line));
5383
- return
5384
- }
5385
- if (change.from.line > doc.lastLine()) { return }
5386
-
5387
- // Clip the change to the size of this doc
5388
- if (change.from.line < doc.first) {
5389
- var shift = change.text.length - 1 - (doc.first - change.from.line);
5390
- shiftDoc(doc, shift);
5391
- change = {from: Pos(doc.first, 0), to: Pos(change.to.line + shift, change.to.ch),
5392
- text: [lst(change.text)], origin: change.origin};
5393
- }
5394
- var last = doc.lastLine();
5395
- if (change.to.line > last) {
5396
- change = {from: change.from, to: Pos(last, getLine(doc, last).text.length),
5397
- text: [change.text[0]], origin: change.origin};
5398
- }
5399
-
5400
- change.removed = getBetween(doc, change.from, change.to);
5401
-
5402
- if (!selAfter) { selAfter = computeSelAfterChange(doc, change); }
5403
- if (doc.cm) { makeChangeSingleDocInEditor(doc.cm, change, spans); }
5404
- else { updateDoc(doc, change, spans); }
5405
- setSelectionNoUndo(doc, selAfter, sel_dontScroll);
5406
- }
5407
-
5408
- // Handle the interaction of a change to a document with the editor
5409
- // that this document is part of.
5410
- function makeChangeSingleDocInEditor(cm, change, spans) {
5411
- var doc = cm.doc, display = cm.display, from = change.from, to = change.to;
5412
-
5413
- var recomputeMaxLength = false, checkWidthStart = from.line;
5414
- if (!cm.options.lineWrapping) {
5415
- checkWidthStart = lineNo(visualLine(getLine(doc, from.line)));
5416
- doc.iter(checkWidthStart, to.line + 1, function (line) {
5417
- if (line == display.maxLine) {
5418
- recomputeMaxLength = true;
5419
- return true
5420
- }
5421
- });
5422
- }
5423
-
5424
- if (doc.sel.contains(change.from, change.to) > -1)
5425
- { signalCursorActivity(cm); }
5426
-
5427
- updateDoc(doc, change, spans, estimateHeight(cm));
5428
-
5429
- if (!cm.options.lineWrapping) {
5430
- doc.iter(checkWidthStart, from.line + change.text.length, function (line) {
5431
- var len = lineLength(line);
5432
- if (len > display.maxLineLength) {
5433
- display.maxLine = line;
5434
- display.maxLineLength = len;
5435
- display.maxLineChanged = true;
5436
- recomputeMaxLength = false;
5437
- }
5438
- });
5439
- if (recomputeMaxLength) { cm.curOp.updateMaxLine = true; }
5440
- }
5441
-
5442
- retreatFrontier(doc, from.line);
5443
- startWorker(cm, 400);
5444
-
5445
- var lendiff = change.text.length - (to.line - from.line) - 1;
5446
- // Remember that these lines changed, for updating the display
5447
- if (change.full)
5448
- { regChange(cm); }
5449
- else if (from.line == to.line && change.text.length == 1 && !isWholeLineUpdate(cm.doc, change))
5450
- { regLineChange(cm, from.line, "text"); }
5451
- else
5452
- { regChange(cm, from.line, to.line + 1, lendiff); }
5453
-
5454
- var changesHandler = hasHandler(cm, "changes"), changeHandler = hasHandler(cm, "change");
5455
- if (changeHandler || changesHandler) {
5456
- var obj = {
5457
- from: from, to: to,
5458
- text: change.text,
5459
- removed: change.removed,
5460
- origin: change.origin
5461
- };
5462
- if (changeHandler) { signalLater(cm, "change", cm, obj); }
5463
- if (changesHandler) { (cm.curOp.changeObjs || (cm.curOp.changeObjs = [])).push(obj); }
5464
- }
5465
- cm.display.selForContextMenu = null;
5466
- }
5467
-
5468
- function replaceRange(doc, code, from, to, origin) {
5469
- var assign;
5470
-
5471
- if (!to) { to = from; }
5472
- if (cmp(to, from) < 0) { (assign = [to, from], from = assign[0], to = assign[1]); }
5473
- if (typeof code == "string") { code = doc.splitLines(code); }
5474
- makeChange(doc, {from: from, to: to, text: code, origin: origin});
5475
- }
5476
-
5477
- // Rebasing/resetting history to deal with externally-sourced changes
5478
-
5479
- function rebaseHistSelSingle(pos, from, to, diff) {
5480
- if (to < pos.line) {
5481
- pos.line += diff;
5482
- } else if (from < pos.line) {
5483
- pos.line = from;
5484
- pos.ch = 0;
5485
- }
5486
- }
5487
-
5488
- // Tries to rebase an array of history events given a change in the
5489
- // document. If the change touches the same lines as the event, the
5490
- // event, and everything 'behind' it, is discarded. If the change is
5491
- // before the event, the event's positions are updated. Uses a
5492
- // copy-on-write scheme for the positions, to avoid having to
5493
- // reallocate them all on every rebase, but also avoid problems with
5494
- // shared position objects being unsafely updated.
5495
- function rebaseHistArray(array, from, to, diff) {
5496
- for (var i = 0; i < array.length; ++i) {
5497
- var sub = array[i], ok = true;
5498
- if (sub.ranges) {
5499
- if (!sub.copied) { sub = array[i] = sub.deepCopy(); sub.copied = true; }
5500
- for (var j = 0; j < sub.ranges.length; j++) {
5501
- rebaseHistSelSingle(sub.ranges[j].anchor, from, to, diff);
5502
- rebaseHistSelSingle(sub.ranges[j].head, from, to, diff);
5503
- }
5504
- continue
5505
- }
5506
- for (var j$1 = 0; j$1 < sub.changes.length; ++j$1) {
5507
- var cur = sub.changes[j$1];
5508
- if (to < cur.from.line) {
5509
- cur.from = Pos(cur.from.line + diff, cur.from.ch);
5510
- cur.to = Pos(cur.to.line + diff, cur.to.ch);
5511
- } else if (from <= cur.to.line) {
5512
- ok = false;
5513
- break
5514
- }
5515
- }
5516
- if (!ok) {
5517
- array.splice(0, i + 1);
5518
- i = 0;
5519
- }
5520
- }
5521
- }
5522
-
5523
- function rebaseHist(hist, change) {
5524
- var from = change.from.line, to = change.to.line, diff = change.text.length - (to - from) - 1;
5525
- rebaseHistArray(hist.done, from, to, diff);
5526
- rebaseHistArray(hist.undone, from, to, diff);
5527
- }
5528
-
5529
- // Utility for applying a change to a line by handle or number,
5530
- // returning the number and optionally registering the line as
5531
- // changed.
5532
- function changeLine(doc, handle, changeType, op) {
5533
- var no = handle, line = handle;
5534
- if (typeof handle == "number") { line = getLine(doc, clipLine(doc, handle)); }
5535
- else { no = lineNo(handle); }
5536
- if (no == null) { return null }
5537
- if (op(line, no) && doc.cm) { regLineChange(doc.cm, no, changeType); }
5538
- return line
5539
- }
5540
-
5541
- // The document is represented as a BTree consisting of leaves, with
5542
- // chunk of lines in them, and branches, with up to ten leaves or
5543
- // other branch nodes below them. The top node is always a branch
5544
- // node, and is the document object itself (meaning it has
5545
- // additional methods and properties).
5546
- //
5547
- // All nodes have parent links. The tree is used both to go from
5548
- // line numbers to line objects, and to go from objects to numbers.
5549
- // It also indexes by height, and is used to convert between height
5550
- // and line object, and to find the total height of the document.
5551
- //
5552
- // See also http://marijnhaverbeke.nl/blog/codemirror-line-tree.html
5553
-
5554
- function LeafChunk(lines) {
5555
- var this$1 = this;
5556
-
5557
- this.lines = lines;
5558
- this.parent = null;
5559
- var height = 0;
5560
- for (var i = 0; i < lines.length; ++i) {
5561
- lines[i].parent = this$1;
5562
- height += lines[i].height;
5563
- }
5564
- this.height = height;
5565
- }
5566
-
5567
- LeafChunk.prototype = {
5568
- chunkSize: function() { return this.lines.length },
5569
-
5570
- // Remove the n lines at offset 'at'.
5571
- removeInner: function(at, n) {
5572
- var this$1 = this;
5573
-
5574
- for (var i = at, e = at + n; i < e; ++i) {
5575
- var line = this$1.lines[i];
5576
- this$1.height -= line.height;
5577
- cleanUpLine(line);
5578
- signalLater(line, "delete");
5579
- }
5580
- this.lines.splice(at, n);
5581
- },
5582
-
5583
- // Helper used to collapse a small branch into a single leaf.
5584
- collapse: function(lines) {
5585
- lines.push.apply(lines, this.lines);
5586
- },
5587
-
5588
- // Insert the given array of lines at offset 'at', count them as
5589
- // having the given height.
5590
- insertInner: function(at, lines, height) {
5591
- var this$1 = this;
5592
-
5593
- this.height += height;
5594
- this.lines = this.lines.slice(0, at).concat(lines).concat(this.lines.slice(at));
5595
- for (var i = 0; i < lines.length; ++i) { lines[i].parent = this$1; }
5596
- },
5597
-
5598
- // Used to iterate over a part of the tree.
5599
- iterN: function(at, n, op) {
5600
- var this$1 = this;
5601
-
5602
- for (var e = at + n; at < e; ++at)
5603
- { if (op(this$1.lines[at])) { return true } }
5604
- }
5605
- };
5606
-
5607
- function BranchChunk(children) {
5608
- var this$1 = this;
5609
-
5610
- this.children = children;
5611
- var size = 0, height = 0;
5612
- for (var i = 0; i < children.length; ++i) {
5613
- var ch = children[i];
5614
- size += ch.chunkSize(); height += ch.height;
5615
- ch.parent = this$1;
5616
- }
5617
- this.size = size;
5618
- this.height = height;
5619
- this.parent = null;
5620
- }
5621
-
5622
- BranchChunk.prototype = {
5623
- chunkSize: function() { return this.size },
5624
-
5625
- removeInner: function(at, n) {
5626
- var this$1 = this;
5627
-
5628
- this.size -= n;
5629
- for (var i = 0; i < this.children.length; ++i) {
5630
- var child = this$1.children[i], sz = child.chunkSize();
5631
- if (at < sz) {
5632
- var rm = Math.min(n, sz - at), oldHeight = child.height;
5633
- child.removeInner(at, rm);
5634
- this$1.height -= oldHeight - child.height;
5635
- if (sz == rm) { this$1.children.splice(i--, 1); child.parent = null; }
5636
- if ((n -= rm) == 0) { break }
5637
- at = 0;
5638
- } else { at -= sz; }
5639
- }
5640
- // If the result is smaller than 25 lines, ensure that it is a
5641
- // single leaf node.
5642
- if (this.size - n < 25 &&
5643
- (this.children.length > 1 || !(this.children[0] instanceof LeafChunk))) {
5644
- var lines = [];
5645
- this.collapse(lines);
5646
- this.children = [new LeafChunk(lines)];
5647
- this.children[0].parent = this;
5648
- }
5649
- },
5650
-
5651
- collapse: function(lines) {
5652
- var this$1 = this;
5653
-
5654
- for (var i = 0; i < this.children.length; ++i) { this$1.children[i].collapse(lines); }
5655
- },
5656
-
5657
- insertInner: function(at, lines, height) {
5658
- var this$1 = this;
5659
-
5660
- this.size += lines.length;
5661
- this.height += height;
5662
- for (var i = 0; i < this.children.length; ++i) {
5663
- var child = this$1.children[i], sz = child.chunkSize();
5664
- if (at <= sz) {
5665
- child.insertInner(at, lines, height);
5666
- if (child.lines && child.lines.length > 50) {
5667
- // To avoid memory thrashing when child.lines is huge (e.g. first view of a large file), it's never spliced.
5668
- // Instead, small slices are taken. They're taken in order because sequential memory accesses are fastest.
5669
- var remaining = child.lines.length % 25 + 25;
5670
- for (var pos = remaining; pos < child.lines.length;) {
5671
- var leaf = new LeafChunk(child.lines.slice(pos, pos += 25));
5672
- child.height -= leaf.height;
5673
- this$1.children.splice(++i, 0, leaf);
5674
- leaf.parent = this$1;
5675
- }
5676
- child.lines = child.lines.slice(0, remaining);
5677
- this$1.maybeSpill();
5678
- }
5679
- break
5680
- }
5681
- at -= sz;
5682
- }
5683
- },
5684
-
5685
- // When a node has grown, check whether it should be split.
5686
- maybeSpill: function() {
5687
- if (this.children.length <= 10) { return }
5688
- var me = this;
5689
- do {
5690
- var spilled = me.children.splice(me.children.length - 5, 5);
5691
- var sibling = new BranchChunk(spilled);
5692
- if (!me.parent) { // Become the parent node
5693
- var copy = new BranchChunk(me.children);
5694
- copy.parent = me;
5695
- me.children = [copy, sibling];
5696
- me = copy;
5697
- } else {
5698
- me.size -= sibling.size;
5699
- me.height -= sibling.height;
5700
- var myIndex = indexOf(me.parent.children, me);
5701
- me.parent.children.splice(myIndex + 1, 0, sibling);
5702
- }
5703
- sibling.parent = me.parent;
5704
- } while (me.children.length > 10)
5705
- me.parent.maybeSpill();
5706
- },
5707
-
5708
- iterN: function(at, n, op) {
5709
- var this$1 = this;
5710
-
5711
- for (var i = 0; i < this.children.length; ++i) {
5712
- var child = this$1.children[i], sz = child.chunkSize();
5713
- if (at < sz) {
5714
- var used = Math.min(n, sz - at);
5715
- if (child.iterN(at, used, op)) { return true }
5716
- if ((n -= used) == 0) { break }
5717
- at = 0;
5718
- } else { at -= sz; }
5719
- }
5720
- }
5721
- };
5722
-
5723
- // Line widgets are block elements displayed above or below a line.
5724
-
5725
- var LineWidget = function(doc, node, options) {
5726
- var this$1 = this;
5727
-
5728
- if (options) { for (var opt in options) { if (options.hasOwnProperty(opt))
5729
- { this$1[opt] = options[opt]; } } }
5730
- this.doc = doc;
5731
- this.node = node;
5732
- };
5733
-
5734
- LineWidget.prototype.clear = function () {
5735
- var this$1 = this;
5736
-
5737
- var cm = this.doc.cm, ws = this.line.widgets, line = this.line, no = lineNo(line);
5738
- if (no == null || !ws) { return }
5739
- for (var i = 0; i < ws.length; ++i) { if (ws[i] == this$1) { ws.splice(i--, 1); } }
5740
- if (!ws.length) { line.widgets = null; }
5741
- var height = widgetHeight(this);
5742
- updateLineHeight(line, Math.max(0, line.height - height));
5743
- if (cm) {
5744
- runInOp(cm, function () {
5745
- adjustScrollWhenAboveVisible(cm, line, -height);
5746
- regLineChange(cm, no, "widget");
5747
- });
5748
- signalLater(cm, "lineWidgetCleared", cm, this, no);
5749
- }
5750
- };
5751
-
5752
- LineWidget.prototype.changed = function () {
5753
- var this$1 = this;
5754
-
5755
- var oldH = this.height, cm = this.doc.cm, line = this.line;
5756
- this.height = null;
5757
- var diff = widgetHeight(this) - oldH;
5758
- if (!diff) { return }
5759
- if (!lineIsHidden(this.doc, line)) { updateLineHeight(line, line.height + diff); }
5760
- if (cm) {
5761
- runInOp(cm, function () {
5762
- cm.curOp.forceUpdate = true;
5763
- adjustScrollWhenAboveVisible(cm, line, diff);
5764
- signalLater(cm, "lineWidgetChanged", cm, this$1, lineNo(line));
5765
- });
5766
- }
5767
- };
5768
- eventMixin(LineWidget);
5769
-
5770
- function adjustScrollWhenAboveVisible(cm, line, diff) {
5771
- if (heightAtLine(line) < ((cm.curOp && cm.curOp.scrollTop) || cm.doc.scrollTop))
5772
- { addToScrollTop(cm, diff); }
5773
- }
5774
-
5775
- function addLineWidget(doc, handle, node, options) {
5776
- var widget = new LineWidget(doc, node, options);
5777
- var cm = doc.cm;
5778
- if (cm && widget.noHScroll) { cm.display.alignWidgets = true; }
5779
- changeLine(doc, handle, "widget", function (line) {
5780
- var widgets = line.widgets || (line.widgets = []);
5781
- if (widget.insertAt == null) { widgets.push(widget); }
5782
- else { widgets.splice(Math.min(widgets.length - 1, Math.max(0, widget.insertAt)), 0, widget); }
5783
- widget.line = line;
5784
- if (cm && !lineIsHidden(doc, line)) {
5785
- var aboveVisible = heightAtLine(line) < doc.scrollTop;
5786
- updateLineHeight(line, line.height + widgetHeight(widget));
5787
- if (aboveVisible) { addToScrollTop(cm, widget.height); }
5788
- cm.curOp.forceUpdate = true;
5789
- }
5790
- return true
5791
- });
5792
- if (cm) { signalLater(cm, "lineWidgetAdded", cm, widget, typeof handle == "number" ? handle : lineNo(handle)); }
5793
- return widget
5794
- }
5795
-
5796
- // TEXTMARKERS
5797
-
5798
- // Created with markText and setBookmark methods. A TextMarker is a
5799
- // handle that can be used to clear or find a marked position in the
5800
- // document. Line objects hold arrays (markedSpans) containing
5801
- // {from, to, marker} object pointing to such marker objects, and
5802
- // indicating that such a marker is present on that line. Multiple
5803
- // lines may point to the same marker when it spans across lines.
5804
- // The spans will have null for their from/to properties when the
5805
- // marker continues beyond the start/end of the line. Markers have
5806
- // links back to the lines they currently touch.
5807
-
5808
- // Collapsed markers have unique ids, in order to be able to order
5809
- // them, which is needed for uniquely determining an outer marker
5810
- // when they overlap (they may nest, but not partially overlap).
5811
- var nextMarkerId = 0;
5812
-
5813
- var TextMarker = function(doc, type) {
5814
- this.lines = [];
5815
- this.type = type;
5816
- this.doc = doc;
5817
- this.id = ++nextMarkerId;
5818
- };
5819
-
5820
- // Clear the marker.
5821
- TextMarker.prototype.clear = function () {
5822
- var this$1 = this;
5823
-
5824
- if (this.explicitlyCleared) { return }
5825
- var cm = this.doc.cm, withOp = cm && !cm.curOp;
5826
- if (withOp) { startOperation(cm); }
5827
- if (hasHandler(this, "clear")) {
5828
- var found = this.find();
5829
- if (found) { signalLater(this, "clear", found.from, found.to); }
5830
- }
5831
- var min = null, max = null;
5832
- for (var i = 0; i < this.lines.length; ++i) {
5833
- var line = this$1.lines[i];
5834
- var span = getMarkedSpanFor(line.markedSpans, this$1);
5835
- if (cm && !this$1.collapsed) { regLineChange(cm, lineNo(line), "text"); }
5836
- else if (cm) {
5837
- if (span.to != null) { max = lineNo(line); }
5838
- if (span.from != null) { min = lineNo(line); }
5839
- }
5840
- line.markedSpans = removeMarkedSpan(line.markedSpans, span);
5841
- if (span.from == null && this$1.collapsed && !lineIsHidden(this$1.doc, line) && cm)
5842
- { updateLineHeight(line, textHeight(cm.display)); }
5843
- }
5844
- if (cm && this.collapsed && !cm.options.lineWrapping) { for (var i$1 = 0; i$1 < this.lines.length; ++i$1) {
5845
- var visual = visualLine(this$1.lines[i$1]), len = lineLength(visual);
5846
- if (len > cm.display.maxLineLength) {
5847
- cm.display.maxLine = visual;
5848
- cm.display.maxLineLength = len;
5849
- cm.display.maxLineChanged = true;
5850
- }
5851
- } }
5852
-
5853
- if (min != null && cm && this.collapsed) { regChange(cm, min, max + 1); }
5854
- this.lines.length = 0;
5855
- this.explicitlyCleared = true;
5856
- if (this.atomic && this.doc.cantEdit) {
5857
- this.doc.cantEdit = false;
5858
- if (cm) { reCheckSelection(cm.doc); }
5859
- }
5860
- if (cm) { signalLater(cm, "markerCleared", cm, this, min, max); }
5861
- if (withOp) { endOperation(cm); }
5862
- if (this.parent) { this.parent.clear(); }
5863
- };
5864
-
5865
- // Find the position of the marker in the document. Returns a {from,
5866
- // to} object by default. Side can be passed to get a specific side
5867
- // -- 0 (both), -1 (left), or 1 (right). When lineObj is true, the
5868
- // Pos objects returned contain a line object, rather than a line
5869
- // number (used to prevent looking up the same line twice).
5870
- TextMarker.prototype.find = function (side, lineObj) {
5871
- var this$1 = this;
5872
-
5873
- if (side == null && this.type == "bookmark") { side = 1; }
5874
- var from, to;
5875
- for (var i = 0; i < this.lines.length; ++i) {
5876
- var line = this$1.lines[i];
5877
- var span = getMarkedSpanFor(line.markedSpans, this$1);
5878
- if (span.from != null) {
5879
- from = Pos(lineObj ? line : lineNo(line), span.from);
5880
- if (side == -1) { return from }
5881
- }
5882
- if (span.to != null) {
5883
- to = Pos(lineObj ? line : lineNo(line), span.to);
5884
- if (side == 1) { return to }
5885
- }
5886
- }
5887
- return from && {from: from, to: to}
5888
- };
5889
-
5890
- // Signals that the marker's widget changed, and surrounding layout
5891
- // should be recomputed.
5892
- TextMarker.prototype.changed = function () {
5893
- var this$1 = this;
5894
-
5895
- var pos = this.find(-1, true), widget = this, cm = this.doc.cm;
5896
- if (!pos || !cm) { return }
5897
- runInOp(cm, function () {
5898
- var line = pos.line, lineN = lineNo(pos.line);
5899
- var view = findViewForLine(cm, lineN);
5900
- if (view) {
5901
- clearLineMeasurementCacheFor(view);
5902
- cm.curOp.selectionChanged = cm.curOp.forceUpdate = true;
5903
- }
5904
- cm.curOp.updateMaxLine = true;
5905
- if (!lineIsHidden(widget.doc, line) && widget.height != null) {
5906
- var oldHeight = widget.height;
5907
- widget.height = null;
5908
- var dHeight = widgetHeight(widget) - oldHeight;
5909
- if (dHeight)
5910
- { updateLineHeight(line, line.height + dHeight); }
5911
- }
5912
- signalLater(cm, "markerChanged", cm, this$1);
5913
- });
5914
- };
5915
-
5916
- TextMarker.prototype.attachLine = function (line) {
5917
- if (!this.lines.length && this.doc.cm) {
5918
- var op = this.doc.cm.curOp;
5919
- if (!op.maybeHiddenMarkers || indexOf(op.maybeHiddenMarkers, this) == -1)
5920
- { (op.maybeUnhiddenMarkers || (op.maybeUnhiddenMarkers = [])).push(this); }
5921
- }
5922
- this.lines.push(line);
5923
- };
5924
-
5925
- TextMarker.prototype.detachLine = function (line) {
5926
- this.lines.splice(indexOf(this.lines, line), 1);
5927
- if (!this.lines.length && this.doc.cm) {
5928
- var op = this.doc.cm.curOp
5929
- ;(op.maybeHiddenMarkers || (op.maybeHiddenMarkers = [])).push(this);
5930
- }
5931
- };
5932
- eventMixin(TextMarker);
5933
-
5934
- // Create a marker, wire it up to the right lines, and
5935
- function markText(doc, from, to, options, type) {
5936
- // Shared markers (across linked documents) are handled separately
5937
- // (markTextShared will call out to this again, once per
5938
- // document).
5939
- if (options && options.shared) { return markTextShared(doc, from, to, options, type) }
5940
- // Ensure we are in an operation.
5941
- if (doc.cm && !doc.cm.curOp) { return operation(doc.cm, markText)(doc, from, to, options, type) }
5942
-
5943
- var marker = new TextMarker(doc, type), diff = cmp(from, to);
5944
- if (options) { copyObj(options, marker, false); }
5945
- // Don't connect empty markers unless clearWhenEmpty is false
5946
- if (diff > 0 || diff == 0 && marker.clearWhenEmpty !== false)
5947
- { return marker }
5948
- if (marker.replacedWith) {
5949
- // Showing up as a widget implies collapsed (widget replaces text)
5950
- marker.collapsed = true;
5951
- marker.widgetNode = eltP("span", [marker.replacedWith], "CodeMirror-widget");
5952
- if (!options.handleMouseEvents) { marker.widgetNode.setAttribute("cm-ignore-events", "true"); }
5953
- if (options.insertLeft) { marker.widgetNode.insertLeft = true; }
5954
- }
5955
- if (marker.collapsed) {
5956
- if (conflictingCollapsedRange(doc, from.line, from, to, marker) ||
5957
- from.line != to.line && conflictingCollapsedRange(doc, to.line, from, to, marker))
5958
- { throw new Error("Inserting collapsed marker partially overlapping an existing one") }
5959
- seeCollapsedSpans();
5960
- }
5961
-
5962
- if (marker.addToHistory)
5963
- { addChangeToHistory(doc, {from: from, to: to, origin: "markText"}, doc.sel, NaN); }
5964
-
5965
- var curLine = from.line, cm = doc.cm, updateMaxLine;
5966
- doc.iter(curLine, to.line + 1, function (line) {
5967
- if (cm && marker.collapsed && !cm.options.lineWrapping && visualLine(line) == cm.display.maxLine)
5968
- { updateMaxLine = true; }
5969
- if (marker.collapsed && curLine != from.line) { updateLineHeight(line, 0); }
5970
- addMarkedSpan(line, new MarkedSpan(marker,
5971
- curLine == from.line ? from.ch : null,
5972
- curLine == to.line ? to.ch : null));
5973
- ++curLine;
5974
- });
5975
- // lineIsHidden depends on the presence of the spans, so needs a second pass
5976
- if (marker.collapsed) { doc.iter(from.line, to.line + 1, function (line) {
5977
- if (lineIsHidden(doc, line)) { updateLineHeight(line, 0); }
5978
- }); }
5979
-
5980
- if (marker.clearOnEnter) { on(marker, "beforeCursorEnter", function () { return marker.clear(); }); }
5981
-
5982
- if (marker.readOnly) {
5983
- seeReadOnlySpans();
5984
- if (doc.history.done.length || doc.history.undone.length)
5985
- { doc.clearHistory(); }
5986
- }
5987
- if (marker.collapsed) {
5988
- marker.id = ++nextMarkerId;
5989
- marker.atomic = true;
5990
- }
5991
- if (cm) {
5992
- // Sync editor state
5993
- if (updateMaxLine) { cm.curOp.updateMaxLine = true; }
5994
- if (marker.collapsed)
5995
- { regChange(cm, from.line, to.line + 1); }
5996
- else if (marker.className || marker.startStyle || marker.endStyle || marker.css ||
5997
- marker.attributes || marker.title)
5998
- { for (var i = from.line; i <= to.line; i++) { regLineChange(cm, i, "text"); } }
5999
- if (marker.atomic) { reCheckSelection(cm.doc); }
6000
- signalLater(cm, "markerAdded", cm, marker);
6001
- }
6002
- return marker
6003
- }
6004
-
6005
- // SHARED TEXTMARKERS
6006
-
6007
- // A shared marker spans multiple linked documents. It is
6008
- // implemented as a meta-marker-object controlling multiple normal
6009
- // markers.
6010
- var SharedTextMarker = function(markers, primary) {
6011
- var this$1 = this;
6012
-
6013
- this.markers = markers;
6014
- this.primary = primary;
6015
- for (var i = 0; i < markers.length; ++i)
6016
- { markers[i].parent = this$1; }
6017
- };
6018
-
6019
- SharedTextMarker.prototype.clear = function () {
6020
- var this$1 = this;
6021
-
6022
- if (this.explicitlyCleared) { return }
6023
- this.explicitlyCleared = true;
6024
- for (var i = 0; i < this.markers.length; ++i)
6025
- { this$1.markers[i].clear(); }
6026
- signalLater(this, "clear");
6027
- };
6028
-
6029
- SharedTextMarker.prototype.find = function (side, lineObj) {
6030
- return this.primary.find(side, lineObj)
6031
- };
6032
- eventMixin(SharedTextMarker);
6033
-
6034
- function markTextShared(doc, from, to, options, type) {
6035
- options = copyObj(options);
6036
- options.shared = false;
6037
- var markers = [markText(doc, from, to, options, type)], primary = markers[0];
6038
- var widget = options.widgetNode;
6039
- linkedDocs(doc, function (doc) {
6040
- if (widget) { options.widgetNode = widget.cloneNode(true); }
6041
- markers.push(markText(doc, clipPos(doc, from), clipPos(doc, to), options, type));
6042
- for (var i = 0; i < doc.linked.length; ++i)
6043
- { if (doc.linked[i].isParent) { return } }
6044
- primary = lst(markers);
6045
- });
6046
- return new SharedTextMarker(markers, primary)
6047
- }
6048
-
6049
- function findSharedMarkers(doc) {
6050
- return doc.findMarks(Pos(doc.first, 0), doc.clipPos(Pos(doc.lastLine())), function (m) { return m.parent; })
6051
- }
6052
-
6053
- function copySharedMarkers(doc, markers) {
6054
- for (var i = 0; i < markers.length; i++) {
6055
- var marker = markers[i], pos = marker.find();
6056
- var mFrom = doc.clipPos(pos.from), mTo = doc.clipPos(pos.to);
6057
- if (cmp(mFrom, mTo)) {
6058
- var subMark = markText(doc, mFrom, mTo, marker.primary, marker.primary.type);
6059
- marker.markers.push(subMark);
6060
- subMark.parent = marker;
6061
- }
6062
- }
6063
- }
6064
-
6065
- function detachSharedMarkers(markers) {
6066
- var loop = function ( i ) {
6067
- var marker = markers[i], linked = [marker.primary.doc];
6068
- linkedDocs(marker.primary.doc, function (d) { return linked.push(d); });
6069
- for (var j = 0; j < marker.markers.length; j++) {
6070
- var subMarker = marker.markers[j];
6071
- if (indexOf(linked, subMarker.doc) == -1) {
6072
- subMarker.parent = null;
6073
- marker.markers.splice(j--, 1);
6074
- }
6075
- }
6076
- };
6077
-
6078
- for (var i = 0; i < markers.length; i++) loop( i );
6079
- }
6080
-
6081
- var nextDocId = 0;
6082
- var Doc = function(text, mode, firstLine, lineSep, direction) {
6083
- if (!(this instanceof Doc)) { return new Doc(text, mode, firstLine, lineSep, direction) }
6084
- if (firstLine == null) { firstLine = 0; }
6085
-
6086
- BranchChunk.call(this, [new LeafChunk([new Line("", null)])]);
6087
- this.first = firstLine;
6088
- this.scrollTop = this.scrollLeft = 0;
6089
- this.cantEdit = false;
6090
- this.cleanGeneration = 1;
6091
- this.modeFrontier = this.highlightFrontier = firstLine;
6092
- var start = Pos(firstLine, 0);
6093
- this.sel = simpleSelection(start);
6094
- this.history = new History(null);
6095
- this.id = ++nextDocId;
6096
- this.modeOption = mode;
6097
- this.lineSep = lineSep;
6098
- this.direction = (direction == "rtl") ? "rtl" : "ltr";
6099
- this.extend = false;
6100
-
6101
- if (typeof text == "string") { text = this.splitLines(text); }
6102
- updateDoc(this, {from: start, to: start, text: text});
6103
- setSelection(this, simpleSelection(start), sel_dontScroll);
6104
- };
6105
-
6106
- Doc.prototype = createObj(BranchChunk.prototype, {
6107
- constructor: Doc,
6108
- // Iterate over the document. Supports two forms -- with only one
6109
- // argument, it calls that for each line in the document. With
6110
- // three, it iterates over the range given by the first two (with
6111
- // the second being non-inclusive).
6112
- iter: function(from, to, op) {
6113
- if (op) { this.iterN(from - this.first, to - from, op); }
6114
- else { this.iterN(this.first, this.first + this.size, from); }
6115
- },
6116
-
6117
- // Non-public interface for adding and removing lines.
6118
- insert: function(at, lines) {
6119
- var height = 0;
6120
- for (var i = 0; i < lines.length; ++i) { height += lines[i].height; }
6121
- this.insertInner(at - this.first, lines, height);
6122
- },
6123
- remove: function(at, n) { this.removeInner(at - this.first, n); },
6124
-
6125
- // From here, the methods are part of the public interface. Most
6126
- // are also available from CodeMirror (editor) instances.
6127
-
6128
- getValue: function(lineSep) {
6129
- var lines = getLines(this, this.first, this.first + this.size);
6130
- if (lineSep === false) { return lines }
6131
- return lines.join(lineSep || this.lineSeparator())
6132
- },
6133
- setValue: docMethodOp(function(code) {
6134
- var top = Pos(this.first, 0), last = this.first + this.size - 1;
6135
- makeChange(this, {from: top, to: Pos(last, getLine(this, last).text.length),
6136
- text: this.splitLines(code), origin: "setValue", full: true}, true);
6137
- if (this.cm) { scrollToCoords(this.cm, 0, 0); }
6138
- setSelection(this, simpleSelection(top), sel_dontScroll);
6139
- }),
6140
- replaceRange: function(code, from, to, origin) {
6141
- from = clipPos(this, from);
6142
- to = to ? clipPos(this, to) : from;
6143
- replaceRange(this, code, from, to, origin);
6144
- },
6145
- getRange: function(from, to, lineSep) {
6146
- var lines = getBetween(this, clipPos(this, from), clipPos(this, to));
6147
- if (lineSep === false) { return lines }
6148
- return lines.join(lineSep || this.lineSeparator())
6149
- },
6150
-
6151
- getLine: function(line) {var l = this.getLineHandle(line); return l && l.text},
6152
-
6153
- getLineHandle: function(line) {if (isLine(this, line)) { return getLine(this, line) }},
6154
- getLineNumber: function(line) {return lineNo(line)},
6155
-
6156
- getLineHandleVisualStart: function(line) {
6157
- if (typeof line == "number") { line = getLine(this, line); }
6158
- return visualLine(line)
6159
- },
6160
-
6161
- lineCount: function() {return this.size},
6162
- firstLine: function() {return this.first},
6163
- lastLine: function() {return this.first + this.size - 1},
6164
-
6165
- clipPos: function(pos) {return clipPos(this, pos)},
6166
-
6167
- getCursor: function(start) {
6168
- var range$$1 = this.sel.primary(), pos;
6169
- if (start == null || start == "head") { pos = range$$1.head; }
6170
- else if (start == "anchor") { pos = range$$1.anchor; }
6171
- else if (start == "end" || start == "to" || start === false) { pos = range$$1.to(); }
6172
- else { pos = range$$1.from(); }
6173
- return pos
6174
- },
6175
- listSelections: function() { return this.sel.ranges },
6176
- somethingSelected: function() {return this.sel.somethingSelected()},
6177
-
6178
- setCursor: docMethodOp(function(line, ch, options) {
6179
- setSimpleSelection(this, clipPos(this, typeof line == "number" ? Pos(line, ch || 0) : line), null, options);
6180
- }),
6181
- setSelection: docMethodOp(function(anchor, head, options) {
6182
- setSimpleSelection(this, clipPos(this, anchor), clipPos(this, head || anchor), options);
6183
- }),
6184
- extendSelection: docMethodOp(function(head, other, options) {
6185
- extendSelection(this, clipPos(this, head), other && clipPos(this, other), options);
6186
- }),
6187
- extendSelections: docMethodOp(function(heads, options) {
6188
- extendSelections(this, clipPosArray(this, heads), options);
6189
- }),
6190
- extendSelectionsBy: docMethodOp(function(f, options) {
6191
- var heads = map(this.sel.ranges, f);
6192
- extendSelections(this, clipPosArray(this, heads), options);
6193
- }),
6194
- setSelections: docMethodOp(function(ranges, primary, options) {
6195
- var this$1 = this;
6196
-
6197
- if (!ranges.length) { return }
6198
- var out = [];
6199
- for (var i = 0; i < ranges.length; i++)
6200
- { out[i] = new Range(clipPos(this$1, ranges[i].anchor),
6201
- clipPos(this$1, ranges[i].head)); }
6202
- if (primary == null) { primary = Math.min(ranges.length - 1, this.sel.primIndex); }
6203
- setSelection(this, normalizeSelection(this.cm, out, primary), options);
6204
- }),
6205
- addSelection: docMethodOp(function(anchor, head, options) {
6206
- var ranges = this.sel.ranges.slice(0);
6207
- ranges.push(new Range(clipPos(this, anchor), clipPos(this, head || anchor)));
6208
- setSelection(this, normalizeSelection(this.cm, ranges, ranges.length - 1), options);
6209
- }),
6210
-
6211
- getSelection: function(lineSep) {
6212
- var this$1 = this;
6213
-
6214
- var ranges = this.sel.ranges, lines;
6215
- for (var i = 0; i < ranges.length; i++) {
6216
- var sel = getBetween(this$1, ranges[i].from(), ranges[i].to());
6217
- lines = lines ? lines.concat(sel) : sel;
6218
- }
6219
- if (lineSep === false) { return lines }
6220
- else { return lines.join(lineSep || this.lineSeparator()) }
6221
- },
6222
- getSelections: function(lineSep) {
6223
- var this$1 = this;
6224
-
6225
- var parts = [], ranges = this.sel.ranges;
6226
- for (var i = 0; i < ranges.length; i++) {
6227
- var sel = getBetween(this$1, ranges[i].from(), ranges[i].to());
6228
- if (lineSep !== false) { sel = sel.join(lineSep || this$1.lineSeparator()); }
6229
- parts[i] = sel;
6230
- }
6231
- return parts
6232
- },
6233
- replaceSelection: function(code, collapse, origin) {
6234
- var dup = [];
6235
- for (var i = 0; i < this.sel.ranges.length; i++)
6236
- { dup[i] = code; }
6237
- this.replaceSelections(dup, collapse, origin || "+input");
6238
- },
6239
- replaceSelections: docMethodOp(function(code, collapse, origin) {
6240
- var this$1 = this;
6241
-
6242
- var changes = [], sel = this.sel;
6243
- for (var i = 0; i < sel.ranges.length; i++) {
6244
- var range$$1 = sel.ranges[i];
6245
- changes[i] = {from: range$$1.from(), to: range$$1.to(), text: this$1.splitLines(code[i]), origin: origin};
6246
- }
6247
- var newSel = collapse && collapse != "end" && computeReplacedSel(this, changes, collapse);
6248
- for (var i$1 = changes.length - 1; i$1 >= 0; i$1--)
6249
- { makeChange(this$1, changes[i$1]); }
6250
- if (newSel) { setSelectionReplaceHistory(this, newSel); }
6251
- else if (this.cm) { ensureCursorVisible(this.cm); }
6252
- }),
6253
- undo: docMethodOp(function() {makeChangeFromHistory(this, "undo");}),
6254
- redo: docMethodOp(function() {makeChangeFromHistory(this, "redo");}),
6255
- undoSelection: docMethodOp(function() {makeChangeFromHistory(this, "undo", true);}),
6256
- redoSelection: docMethodOp(function() {makeChangeFromHistory(this, "redo", true);}),
6257
-
6258
- setExtending: function(val) {this.extend = val;},
6259
- getExtending: function() {return this.extend},
6260
-
6261
- historySize: function() {
6262
- var hist = this.history, done = 0, undone = 0;
6263
- for (var i = 0; i < hist.done.length; i++) { if (!hist.done[i].ranges) { ++done; } }
6264
- for (var i$1 = 0; i$1 < hist.undone.length; i$1++) { if (!hist.undone[i$1].ranges) { ++undone; } }
6265
- return {undo: done, redo: undone}
6266
- },
6267
- clearHistory: function() {this.history = new History(this.history.maxGeneration);},
6268
-
6269
- markClean: function() {
6270
- this.cleanGeneration = this.changeGeneration(true);
6271
- },
6272
- changeGeneration: function(forceSplit) {
6273
- if (forceSplit)
6274
- { this.history.lastOp = this.history.lastSelOp = this.history.lastOrigin = null; }
6275
- return this.history.generation
6276
- },
6277
- isClean: function (gen) {
6278
- return this.history.generation == (gen || this.cleanGeneration)
6279
- },
6280
-
6281
- getHistory: function() {
6282
- return {done: copyHistoryArray(this.history.done),
6283
- undone: copyHistoryArray(this.history.undone)}
6284
- },
6285
- setHistory: function(histData) {
6286
- var hist = this.history = new History(this.history.maxGeneration);
6287
- hist.done = copyHistoryArray(histData.done.slice(0), null, true);
6288
- hist.undone = copyHistoryArray(histData.undone.slice(0), null, true);
6289
- },
6290
-
6291
- setGutterMarker: docMethodOp(function(line, gutterID, value) {
6292
- return changeLine(this, line, "gutter", function (line) {
6293
- var markers = line.gutterMarkers || (line.gutterMarkers = {});
6294
- markers[gutterID] = value;
6295
- if (!value && isEmpty(markers)) { line.gutterMarkers = null; }
6296
- return true
6297
- })
6298
- }),
6299
-
6300
- clearGutter: docMethodOp(function(gutterID) {
6301
- var this$1 = this;
6302
-
6303
- this.iter(function (line) {
6304
- if (line.gutterMarkers && line.gutterMarkers[gutterID]) {
6305
- changeLine(this$1, line, "gutter", function () {
6306
- line.gutterMarkers[gutterID] = null;
6307
- if (isEmpty(line.gutterMarkers)) { line.gutterMarkers = null; }
6308
- return true
6309
- });
6310
- }
6311
- });
6312
- }),
6313
-
6314
- lineInfo: function(line) {
6315
- var n;
6316
- if (typeof line == "number") {
6317
- if (!isLine(this, line)) { return null }
6318
- n = line;
6319
- line = getLine(this, line);
6320
- if (!line) { return null }
6321
- } else {
6322
- n = lineNo(line);
6323
- if (n == null) { return null }
6324
- }
6325
- return {line: n, handle: line, text: line.text, gutterMarkers: line.gutterMarkers,
6326
- textClass: line.textClass, bgClass: line.bgClass, wrapClass: line.wrapClass,
6327
- widgets: line.widgets}
6328
- },
6329
-
6330
- addLineClass: docMethodOp(function(handle, where, cls) {
6331
- return changeLine(this, handle, where == "gutter" ? "gutter" : "class", function (line) {
6332
- var prop = where == "text" ? "textClass"
6333
- : where == "background" ? "bgClass"
6334
- : where == "gutter" ? "gutterClass" : "wrapClass";
6335
- if (!line[prop]) { line[prop] = cls; }
6336
- else if (classTest(cls).test(line[prop])) { return false }
6337
- else { line[prop] += " " + cls; }
6338
- return true
6339
- })
6340
- }),
6341
- removeLineClass: docMethodOp(function(handle, where, cls) {
6342
- return changeLine(this, handle, where == "gutter" ? "gutter" : "class", function (line) {
6343
- var prop = where == "text" ? "textClass"
6344
- : where == "background" ? "bgClass"
6345
- : where == "gutter" ? "gutterClass" : "wrapClass";
6346
- var cur = line[prop];
6347
- if (!cur) { return false }
6348
- else if (cls == null) { line[prop] = null; }
6349
- else {
6350
- var found = cur.match(classTest(cls));
6351
- if (!found) { return false }
6352
- var end = found.index + found[0].length;
6353
- line[prop] = cur.slice(0, found.index) + (!found.index || end == cur.length ? "" : " ") + cur.slice(end) || null;
6354
- }
6355
- return true
6356
- })
6357
- }),
6358
-
6359
- addLineWidget: docMethodOp(function(handle, node, options) {
6360
- return addLineWidget(this, handle, node, options)
6361
- }),
6362
- removeLineWidget: function(widget) { widget.clear(); },
6363
-
6364
- markText: function(from, to, options) {
6365
- return markText(this, clipPos(this, from), clipPos(this, to), options, options && options.type || "range")
6366
- },
6367
- setBookmark: function(pos, options) {
6368
- var realOpts = {replacedWith: options && (options.nodeType == null ? options.widget : options),
6369
- insertLeft: options && options.insertLeft,
6370
- clearWhenEmpty: false, shared: options && options.shared,
6371
- handleMouseEvents: options && options.handleMouseEvents};
6372
- pos = clipPos(this, pos);
6373
- return markText(this, pos, pos, realOpts, "bookmark")
6374
- },
6375
- findMarksAt: function(pos) {
6376
- pos = clipPos(this, pos);
6377
- var markers = [], spans = getLine(this, pos.line).markedSpans;
6378
- if (spans) { for (var i = 0; i < spans.length; ++i) {
6379
- var span = spans[i];
6380
- if ((span.from == null || span.from <= pos.ch) &&
6381
- (span.to == null || span.to >= pos.ch))
6382
- { markers.push(span.marker.parent || span.marker); }
6383
- } }
6384
- return markers
6385
- },
6386
- findMarks: function(from, to, filter) {
6387
- from = clipPos(this, from); to = clipPos(this, to);
6388
- var found = [], lineNo$$1 = from.line;
6389
- this.iter(from.line, to.line + 1, function (line) {
6390
- var spans = line.markedSpans;
6391
- if (spans) { for (var i = 0; i < spans.length; i++) {
6392
- var span = spans[i];
6393
- if (!(span.to != null && lineNo$$1 == from.line && from.ch >= span.to ||
6394
- span.from == null && lineNo$$1 != from.line ||
6395
- span.from != null && lineNo$$1 == to.line && span.from >= to.ch) &&
6396
- (!filter || filter(span.marker)))
6397
- { found.push(span.marker.parent || span.marker); }
6398
- } }
6399
- ++lineNo$$1;
6400
- });
6401
- return found
6402
- },
6403
- getAllMarks: function() {
6404
- var markers = [];
6405
- this.iter(function (line) {
6406
- var sps = line.markedSpans;
6407
- if (sps) { for (var i = 0; i < sps.length; ++i)
6408
- { if (sps[i].from != null) { markers.push(sps[i].marker); } } }
6409
- });
6410
- return markers
6411
- },
6412
-
6413
- posFromIndex: function(off) {
6414
- var ch, lineNo$$1 = this.first, sepSize = this.lineSeparator().length;
6415
- this.iter(function (line) {
6416
- var sz = line.text.length + sepSize;
6417
- if (sz > off) { ch = off; return true }
6418
- off -= sz;
6419
- ++lineNo$$1;
6420
- });
6421
- return clipPos(this, Pos(lineNo$$1, ch))
6422
- },
6423
- indexFromPos: function (coords) {
6424
- coords = clipPos(this, coords);
6425
- var index = coords.ch;
6426
- if (coords.line < this.first || coords.ch < 0) { return 0 }
6427
- var sepSize = this.lineSeparator().length;
6428
- this.iter(this.first, coords.line, function (line) { // iter aborts when callback returns a truthy value
6429
- index += line.text.length + sepSize;
6430
- });
6431
- return index
6432
- },
6433
-
6434
- copy: function(copyHistory) {
6435
- var doc = new Doc(getLines(this, this.first, this.first + this.size),
6436
- this.modeOption, this.first, this.lineSep, this.direction);
6437
- doc.scrollTop = this.scrollTop; doc.scrollLeft = this.scrollLeft;
6438
- doc.sel = this.sel;
6439
- doc.extend = false;
6440
- if (copyHistory) {
6441
- doc.history.undoDepth = this.history.undoDepth;
6442
- doc.setHistory(this.getHistory());
6443
- }
6444
- return doc
6445
- },
6446
-
6447
- linkedDoc: function(options) {
6448
- if (!options) { options = {}; }
6449
- var from = this.first, to = this.first + this.size;
6450
- if (options.from != null && options.from > from) { from = options.from; }
6451
- if (options.to != null && options.to < to) { to = options.to; }
6452
- var copy = new Doc(getLines(this, from, to), options.mode || this.modeOption, from, this.lineSep, this.direction);
6453
- if (options.sharedHist) { copy.history = this.history
6454
- ; }(this.linked || (this.linked = [])).push({doc: copy, sharedHist: options.sharedHist});
6455
- copy.linked = [{doc: this, isParent: true, sharedHist: options.sharedHist}];
6456
- copySharedMarkers(copy, findSharedMarkers(this));
6457
- return copy
6458
- },
6459
- unlinkDoc: function(other) {
6460
- var this$1 = this;
6461
-
6462
- if (other instanceof CodeMirror) { other = other.doc; }
6463
- if (this.linked) { for (var i = 0; i < this.linked.length; ++i) {
6464
- var link = this$1.linked[i];
6465
- if (link.doc != other) { continue }
6466
- this$1.linked.splice(i, 1);
6467
- other.unlinkDoc(this$1);
6468
- detachSharedMarkers(findSharedMarkers(this$1));
6469
- break
6470
- } }
6471
- // If the histories were shared, split them again
6472
- if (other.history == this.history) {
6473
- var splitIds = [other.id];
6474
- linkedDocs(other, function (doc) { return splitIds.push(doc.id); }, true);
6475
- other.history = new History(null);
6476
- other.history.done = copyHistoryArray(this.history.done, splitIds);
6477
- other.history.undone = copyHistoryArray(this.history.undone, splitIds);
6478
- }
6479
- },
6480
- iterLinkedDocs: function(f) {linkedDocs(this, f);},
6481
-
6482
- getMode: function() {return this.mode},
6483
- getEditor: function() {return this.cm},
6484
-
6485
- splitLines: function(str) {
6486
- if (this.lineSep) { return str.split(this.lineSep) }
6487
- return splitLinesAuto(str)
6488
- },
6489
- lineSeparator: function() { return this.lineSep || "\n" },
6490
-
6491
- setDirection: docMethodOp(function (dir) {
6492
- if (dir != "rtl") { dir = "ltr"; }
6493
- if (dir == this.direction) { return }
6494
- this.direction = dir;
6495
- this.iter(function (line) { return line.order = null; });
6496
- if (this.cm) { directionChanged(this.cm); }
6497
- })
6498
- });
6499
-
6500
- // Public alias.
6501
- Doc.prototype.eachLine = Doc.prototype.iter;
6502
-
6503
- // Kludge to work around strange IE behavior where it'll sometimes
6504
- // re-fire a series of drag-related events right after the drop (#1551)
6505
- var lastDrop = 0;
6506
-
6507
- function onDrop(e) {
6508
- var cm = this;
6509
- clearDragCursor(cm);
6510
- if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e))
6511
- { return }
6512
- e_preventDefault(e);
6513
- if (ie) { lastDrop = +new Date; }
6514
- var pos = posFromMouse(cm, e, true), files = e.dataTransfer.files;
6515
- if (!pos || cm.isReadOnly()) { return }
6516
- // Might be a file drop, in which case we simply extract the text
6517
- // and insert it.
6518
- if (files && files.length && window.FileReader && window.File) {
6519
- var n = files.length, text = Array(n), read = 0;
6520
- var loadFile = function (file, i) {
6521
- if (cm.options.allowDropFileTypes &&
6522
- indexOf(cm.options.allowDropFileTypes, file.type) == -1)
6523
- { return }
6524
-
6525
- var reader = new FileReader;
6526
- reader.onload = operation(cm, function () {
6527
- var content = reader.result;
6528
- if (/[\x00-\x08\x0e-\x1f]{2}/.test(content)) { content = ""; }
6529
- text[i] = content;
6530
- if (++read == n) {
6531
- pos = clipPos(cm.doc, pos);
6532
- var change = {from: pos, to: pos,
6533
- text: cm.doc.splitLines(text.join(cm.doc.lineSeparator())),
6534
- origin: "paste"};
6535
- makeChange(cm.doc, change);
6536
- setSelectionReplaceHistory(cm.doc, simpleSelection(pos, changeEnd(change)));
6537
- }
6538
- });
6539
- reader.readAsText(file);
6540
- };
6541
- for (var i = 0; i < n; ++i) { loadFile(files[i], i); }
6542
- } else { // Normal drop
6543
- // Don't do a replace if the drop happened inside of the selected text.
6544
- if (cm.state.draggingText && cm.doc.sel.contains(pos) > -1) {
6545
- cm.state.draggingText(e);
6546
- // Ensure the editor is re-focused
6547
- setTimeout(function () { return cm.display.input.focus(); }, 20);
6548
- return
6549
- }
6550
- try {
6551
- var text$1 = e.dataTransfer.getData("Text");
6552
- if (text$1) {
6553
- var selected;
6554
- if (cm.state.draggingText && !cm.state.draggingText.copy)
6555
- { selected = cm.listSelections(); }
6556
- setSelectionNoUndo(cm.doc, simpleSelection(pos, pos));
6557
- if (selected) { for (var i$1 = 0; i$1 < selected.length; ++i$1)
6558
- { replaceRange(cm.doc, "", selected[i$1].anchor, selected[i$1].head, "drag"); } }
6559
- cm.replaceSelection(text$1, "around", "paste");
6560
- cm.display.input.focus();
6561
- }
6562
- }
6563
- catch(e){}
6564
- }
6565
- }
6566
-
6567
- function onDragStart(cm, e) {
6568
- if (ie && (!cm.state.draggingText || +new Date - lastDrop < 100)) { e_stop(e); return }
6569
- if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e)) { return }
6570
-
6571
- e.dataTransfer.setData("Text", cm.getSelection());
6572
- e.dataTransfer.effectAllowed = "copyMove";
6573
-
6574
- // Use dummy image instead of default browsers image.
6575
- // Recent Safari (~6.0.2) have a tendency to segfault when this happens, so we don't do it there.
6576
- if (e.dataTransfer.setDragImage && !safari) {
6577
- var img = elt("img", null, null, "position: fixed; left: 0; top: 0;");
6578
- img.src = "data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==";
6579
- if (presto) {
6580
- img.width = img.height = 1;
6581
- cm.display.wrapper.appendChild(img);
6582
- // Force a relayout, or Opera won't use our image for some obscure reason
6583
- img._top = img.offsetTop;
6584
- }
6585
- e.dataTransfer.setDragImage(img, 0, 0);
6586
- if (presto) { img.parentNode.removeChild(img); }
6587
- }
6588
- }
6589
-
6590
- function onDragOver(cm, e) {
6591
- var pos = posFromMouse(cm, e);
6592
- if (!pos) { return }
6593
- var frag = document.createDocumentFragment();
6594
- drawSelectionCursor(cm, pos, frag);
6595
- if (!cm.display.dragCursor) {
6596
- cm.display.dragCursor = elt("div", null, "CodeMirror-cursors CodeMirror-dragcursors");
6597
- cm.display.lineSpace.insertBefore(cm.display.dragCursor, cm.display.cursorDiv);
6598
- }
6599
- removeChildrenAndAdd(cm.display.dragCursor, frag);
6600
- }
6601
-
6602
- function clearDragCursor(cm) {
6603
- if (cm.display.dragCursor) {
6604
- cm.display.lineSpace.removeChild(cm.display.dragCursor);
6605
- cm.display.dragCursor = null;
6606
- }
6607
- }
6608
-
6609
- // These must be handled carefully, because naively registering a
6610
- // handler for each editor will cause the editors to never be
6611
- // garbage collected.
6612
-
6613
- function forEachCodeMirror(f) {
6614
- if (!document.getElementsByClassName) { return }
6615
- var byClass = document.getElementsByClassName("CodeMirror"), editors = [];
6616
- for (var i = 0; i < byClass.length; i++) {
6617
- var cm = byClass[i].CodeMirror;
6618
- if (cm) { editors.push(cm); }
6619
- }
6620
- if (editors.length) { editors[0].operation(function () {
6621
- for (var i = 0; i < editors.length; i++) { f(editors[i]); }
6622
- }); }
6623
- }
6624
-
6625
- var globalsRegistered = false;
6626
- function ensureGlobalHandlers() {
6627
- if (globalsRegistered) { return }
6628
- registerGlobalHandlers();
6629
- globalsRegistered = true;
6630
- }
6631
- function registerGlobalHandlers() {
6632
- // When the window resizes, we need to refresh active editors.
6633
- var resizeTimer;
6634
- on(window, "resize", function () {
6635
- if (resizeTimer == null) { resizeTimer = setTimeout(function () {
6636
- resizeTimer = null;
6637
- forEachCodeMirror(onResize);
6638
- }, 100); }
6639
- });
6640
- // When the window loses focus, we want to show the editor as blurred
6641
- on(window, "blur", function () { return forEachCodeMirror(onBlur); });
6642
- }
6643
- // Called when the window resizes
6644
- function onResize(cm) {
6645
- var d = cm.display;
6646
- // Might be a text scaling operation, clear size caches.
6647
- d.cachedCharWidth = d.cachedTextHeight = d.cachedPaddingH = null;
6648
- d.scrollbarsClipped = false;
6649
- cm.setSize();
6650
- }
6651
-
6652
- var keyNames = {
6653
- 3: "Pause", 8: "Backspace", 9: "Tab", 13: "Enter", 16: "Shift", 17: "Ctrl", 18: "Alt",
6654
- 19: "Pause", 20: "CapsLock", 27: "Esc", 32: "Space", 33: "PageUp", 34: "PageDown", 35: "End",
6655
- 36: "Home", 37: "Left", 38: "Up", 39: "Right", 40: "Down", 44: "PrintScrn", 45: "Insert",
6656
- 46: "Delete", 59: ";", 61: "=", 91: "Mod", 92: "Mod", 93: "Mod",
6657
- 106: "*", 107: "=", 109: "-", 110: ".", 111: "/", 145: "ScrollLock",
6658
- 173: "-", 186: ";", 187: "=", 188: ",", 189: "-", 190: ".", 191: "/", 192: "`", 219: "[", 220: "\\",
6659
- 221: "]", 222: "'", 63232: "Up", 63233: "Down", 63234: "Left", 63235: "Right", 63272: "Delete",
6660
- 63273: "Home", 63275: "End", 63276: "PageUp", 63277: "PageDown", 63302: "Insert"
6661
- };
6662
-
6663
- // Number keys
6664
- for (var i = 0; i < 10; i++) { keyNames[i + 48] = keyNames[i + 96] = String(i); }
6665
- // Alphabetic keys
6666
- for (var i$1 = 65; i$1 <= 90; i$1++) { keyNames[i$1] = String.fromCharCode(i$1); }
6667
- // Function keys
6668
- for (var i$2 = 1; i$2 <= 12; i$2++) { keyNames[i$2 + 111] = keyNames[i$2 + 63235] = "F" + i$2; }
6669
-
6670
- var keyMap = {};
6671
-
6672
- keyMap.basic = {
6673
- "Left": "goCharLeft", "Right": "goCharRight", "Up": "goLineUp", "Down": "goLineDown",
6674
- "End": "goLineEnd", "Home": "goLineStartSmart", "PageUp": "goPageUp", "PageDown": "goPageDown",
6675
- "Delete": "delCharAfter", "Backspace": "delCharBefore", "Shift-Backspace": "delCharBefore",
6676
- "Tab": "defaultTab", "Shift-Tab": "indentAuto",
6677
- "Enter": "newlineAndIndent", "Insert": "toggleOverwrite",
6678
- "Esc": "singleSelection"
6679
- };
6680
- // Note that the save and find-related commands aren't defined by
6681
- // default. User code or addons can define them. Unknown commands
6682
- // are simply ignored.
6683
- keyMap.pcDefault = {
6684
- "Ctrl-A": "selectAll", "Ctrl-D": "deleteLine", "Ctrl-Z": "undo", "Shift-Ctrl-Z": "redo", "Ctrl-Y": "redo",
6685
- "Ctrl-Home": "goDocStart", "Ctrl-End": "goDocEnd", "Ctrl-Up": "goLineUp", "Ctrl-Down": "goLineDown",
6686
- "Ctrl-Left": "goGroupLeft", "Ctrl-Right": "goGroupRight", "Alt-Left": "goLineStart", "Alt-Right": "goLineEnd",
6687
- "Ctrl-Backspace": "delGroupBefore", "Ctrl-Delete": "delGroupAfter", "Ctrl-S": "save", "Ctrl-F": "find",
6688
- "Ctrl-G": "findNext", "Shift-Ctrl-G": "findPrev", "Shift-Ctrl-F": "replace", "Shift-Ctrl-R": "replaceAll",
6689
- "Ctrl-[": "indentLess", "Ctrl-]": "indentMore",
6690
- "Ctrl-U": "undoSelection", "Shift-Ctrl-U": "redoSelection", "Alt-U": "redoSelection",
6691
- "fallthrough": "basic"
6692
- };
6693
- // Very basic readline/emacs-style bindings, which are standard on Mac.
6694
- keyMap.emacsy = {
6695
- "Ctrl-F": "goCharRight", "Ctrl-B": "goCharLeft", "Ctrl-P": "goLineUp", "Ctrl-N": "goLineDown",
6696
- "Alt-F": "goWordRight", "Alt-B": "goWordLeft", "Ctrl-A": "goLineStart", "Ctrl-E": "goLineEnd",
6697
- "Ctrl-V": "goPageDown", "Shift-Ctrl-V": "goPageUp", "Ctrl-D": "delCharAfter", "Ctrl-H": "delCharBefore",
6698
- "Alt-D": "delWordAfter", "Alt-Backspace": "delWordBefore", "Ctrl-K": "killLine", "Ctrl-T": "transposeChars",
6699
- "Ctrl-O": "openLine"
6700
- };
6701
- keyMap.macDefault = {
6702
- "Cmd-A": "selectAll", "Cmd-D": "deleteLine", "Cmd-Z": "undo", "Shift-Cmd-Z": "redo", "Cmd-Y": "redo",
6703
- "Cmd-Home": "goDocStart", "Cmd-Up": "goDocStart", "Cmd-End": "goDocEnd", "Cmd-Down": "goDocEnd", "Alt-Left": "goGroupLeft",
6704
- "Alt-Right": "goGroupRight", "Cmd-Left": "goLineLeft", "Cmd-Right": "goLineRight", "Alt-Backspace": "delGroupBefore",
6705
- "Ctrl-Alt-Backspace": "delGroupAfter", "Alt-Delete": "delGroupAfter", "Cmd-S": "save", "Cmd-F": "find",
6706
- "Cmd-G": "findNext", "Shift-Cmd-G": "findPrev", "Cmd-Alt-F": "replace", "Shift-Cmd-Alt-F": "replaceAll",
6707
- "Cmd-[": "indentLess", "Cmd-]": "indentMore", "Cmd-Backspace": "delWrappedLineLeft", "Cmd-Delete": "delWrappedLineRight",
6708
- "Cmd-U": "undoSelection", "Shift-Cmd-U": "redoSelection", "Ctrl-Up": "goDocStart", "Ctrl-Down": "goDocEnd",
6709
- "fallthrough": ["basic", "emacsy"]
6710
- };
6711
- keyMap["default"] = mac ? keyMap.macDefault : keyMap.pcDefault;
6712
-
6713
- // KEYMAP DISPATCH
6714
-
6715
- function normalizeKeyName(name) {
6716
- var parts = name.split(/-(?!$)/);
6717
- name = parts[parts.length - 1];
6718
- var alt, ctrl, shift, cmd;
6719
- for (var i = 0; i < parts.length - 1; i++) {
6720
- var mod = parts[i];
6721
- if (/^(cmd|meta|m)$/i.test(mod)) { cmd = true; }
6722
- else if (/^a(lt)?$/i.test(mod)) { alt = true; }
6723
- else if (/^(c|ctrl|control)$/i.test(mod)) { ctrl = true; }
6724
- else if (/^s(hift)?$/i.test(mod)) { shift = true; }
6725
- else { throw new Error("Unrecognized modifier name: " + mod) }
6726
- }
6727
- if (alt) { name = "Alt-" + name; }
6728
- if (ctrl) { name = "Ctrl-" + name; }
6729
- if (cmd) { name = "Cmd-" + name; }
6730
- if (shift) { name = "Shift-" + name; }
6731
- return name
6732
- }
6733
-
6734
- // This is a kludge to keep keymaps mostly working as raw objects
6735
- // (backwards compatibility) while at the same time support features
6736
- // like normalization and multi-stroke key bindings. It compiles a
6737
- // new normalized keymap, and then updates the old object to reflect
6738
- // this.
6739
- function normalizeKeyMap(keymap) {
6740
- var copy = {};
6741
- for (var keyname in keymap) { if (keymap.hasOwnProperty(keyname)) {
6742
- var value = keymap[keyname];
6743
- if (/^(name|fallthrough|(de|at)tach)$/.test(keyname)) { continue }
6744
- if (value == "...") { delete keymap[keyname]; continue }
6745
-
6746
- var keys = map(keyname.split(" "), normalizeKeyName);
6747
- for (var i = 0; i < keys.length; i++) {
6748
- var val = (void 0), name = (void 0);
6749
- if (i == keys.length - 1) {
6750
- name = keys.join(" ");
6751
- val = value;
6752
- } else {
6753
- name = keys.slice(0, i + 1).join(" ");
6754
- val = "...";
6755
- }
6756
- var prev = copy[name];
6757
- if (!prev) { copy[name] = val; }
6758
- else if (prev != val) { throw new Error("Inconsistent bindings for " + name) }
6759
- }
6760
- delete keymap[keyname];
6761
- } }
6762
- for (var prop in copy) { keymap[prop] = copy[prop]; }
6763
- return keymap
6764
- }
6765
-
6766
- function lookupKey(key, map$$1, handle, context) {
6767
- map$$1 = getKeyMap(map$$1);
6768
- var found = map$$1.call ? map$$1.call(key, context) : map$$1[key];
6769
- if (found === false) { return "nothing" }
6770
- if (found === "...") { return "multi" }
6771
- if (found != null && handle(found)) { return "handled" }
6772
-
6773
- if (map$$1.fallthrough) {
6774
- if (Object.prototype.toString.call(map$$1.fallthrough) != "[object Array]")
6775
- { return lookupKey(key, map$$1.fallthrough, handle, context) }
6776
- for (var i = 0; i < map$$1.fallthrough.length; i++) {
6777
- var result = lookupKey(key, map$$1.fallthrough[i], handle, context);
6778
- if (result) { return result }
6779
- }
6780
- }
6781
- }
6782
-
6783
- // Modifier key presses don't count as 'real' key presses for the
6784
- // purpose of keymap fallthrough.
6785
- function isModifierKey(value) {
6786
- var name = typeof value == "string" ? value : keyNames[value.keyCode];
6787
- return name == "Ctrl" || name == "Alt" || name == "Shift" || name == "Mod"
6788
- }
6789
-
6790
- function addModifierNames(name, event, noShift) {
6791
- var base = name;
6792
- if (event.altKey && base != "Alt") { name = "Alt-" + name; }
6793
- if ((flipCtrlCmd ? event.metaKey : event.ctrlKey) && base != "Ctrl") { name = "Ctrl-" + name; }
6794
- if ((flipCtrlCmd ? event.ctrlKey : event.metaKey) && base != "Cmd") { name = "Cmd-" + name; }
6795
- if (!noShift && event.shiftKey && base != "Shift") { name = "Shift-" + name; }
6796
- return name
6797
- }
6798
-
6799
- // Look up the name of a key as indicated by an event object.
6800
- function keyName(event, noShift) {
6801
- if (presto && event.keyCode == 34 && event["char"]) { return false }
6802
- var name = keyNames[event.keyCode];
6803
- if (name == null || event.altGraphKey) { return false }
6804
- // Ctrl-ScrollLock has keyCode 3, same as Ctrl-Pause,
6805
- // so we'll use event.code when available (Chrome 48+, FF 38+, Safari 10.1+)
6806
- if (event.keyCode == 3 && event.code) { name = event.code; }
6807
- return addModifierNames(name, event, noShift)
6808
- }
6809
-
6810
- function getKeyMap(val) {
6811
- return typeof val == "string" ? keyMap[val] : val
6812
- }
6813
-
6814
- // Helper for deleting text near the selection(s), used to implement
6815
- // backspace, delete, and similar functionality.
6816
- function deleteNearSelection(cm, compute) {
6817
- var ranges = cm.doc.sel.ranges, kill = [];
6818
- // Build up a set of ranges to kill first, merging overlapping
6819
- // ranges.
6820
- for (var i = 0; i < ranges.length; i++) {
6821
- var toKill = compute(ranges[i]);
6822
- while (kill.length && cmp(toKill.from, lst(kill).to) <= 0) {
6823
- var replaced = kill.pop();
6824
- if (cmp(replaced.from, toKill.from) < 0) {
6825
- toKill.from = replaced.from;
6826
- break
6827
- }
6828
- }
6829
- kill.push(toKill);
6830
- }
6831
- // Next, remove those actual ranges.
6832
- runInOp(cm, function () {
6833
- for (var i = kill.length - 1; i >= 0; i--)
6834
- { replaceRange(cm.doc, "", kill[i].from, kill[i].to, "+delete"); }
6835
- ensureCursorVisible(cm);
6836
- });
6837
- }
6838
-
6839
- function moveCharLogically(line, ch, dir) {
6840
- var target = skipExtendingChars(line.text, ch + dir, dir);
6841
- return target < 0 || target > line.text.length ? null : target
6842
- }
6843
-
6844
- function moveLogically(line, start, dir) {
6845
- var ch = moveCharLogically(line, start.ch, dir);
6846
- return ch == null ? null : new Pos(start.line, ch, dir < 0 ? "after" : "before")
6847
- }
6848
-
6849
- function endOfLine(visually, cm, lineObj, lineNo, dir) {
6850
- if (visually) {
6851
- var order = getOrder(lineObj, cm.doc.direction);
6852
- if (order) {
6853
- var part = dir < 0 ? lst(order) : order[0];
6854
- var moveInStorageOrder = (dir < 0) == (part.level == 1);
6855
- var sticky = moveInStorageOrder ? "after" : "before";
6856
- var ch;
6857
- // With a wrapped rtl chunk (possibly spanning multiple bidi parts),
6858
- // it could be that the last bidi part is not on the last visual line,
6859
- // since visual lines contain content order-consecutive chunks.
6860
- // Thus, in rtl, we are looking for the first (content-order) character
6861
- // in the rtl chunk that is on the last line (that is, the same line
6862
- // as the last (content-order) character).
6863
- if (part.level > 0 || cm.doc.direction == "rtl") {
6864
- var prep = prepareMeasureForLine(cm, lineObj);
6865
- ch = dir < 0 ? lineObj.text.length - 1 : 0;
6866
- var targetTop = measureCharPrepared(cm, prep, ch).top;
6867
- ch = findFirst(function (ch) { return measureCharPrepared(cm, prep, ch).top == targetTop; }, (dir < 0) == (part.level == 1) ? part.from : part.to - 1, ch);
6868
- if (sticky == "before") { ch = moveCharLogically(lineObj, ch, 1); }
6869
- } else { ch = dir < 0 ? part.to : part.from; }
6870
- return new Pos(lineNo, ch, sticky)
6871
- }
6872
- }
6873
- return new Pos(lineNo, dir < 0 ? lineObj.text.length : 0, dir < 0 ? "before" : "after")
6874
- }
6875
-
6876
- function moveVisually(cm, line, start, dir) {
6877
- var bidi = getOrder(line, cm.doc.direction);
6878
- if (!bidi) { return moveLogically(line, start, dir) }
6879
- if (start.ch >= line.text.length) {
6880
- start.ch = line.text.length;
6881
- start.sticky = "before";
6882
- } else if (start.ch <= 0) {
6883
- start.ch = 0;
6884
- start.sticky = "after";
6885
- }
6886
- var partPos = getBidiPartAt(bidi, start.ch, start.sticky), part = bidi[partPos];
6887
- if (cm.doc.direction == "ltr" && part.level % 2 == 0 && (dir > 0 ? part.to > start.ch : part.from < start.ch)) {
6888
- // Case 1: We move within an ltr part in an ltr editor. Even with wrapped lines,
6889
- // nothing interesting happens.
6890
- return moveLogically(line, start, dir)
6891
- }
6892
-
6893
- var mv = function (pos, dir) { return moveCharLogically(line, pos instanceof Pos ? pos.ch : pos, dir); };
6894
- var prep;
6895
- var getWrappedLineExtent = function (ch) {
6896
- if (!cm.options.lineWrapping) { return {begin: 0, end: line.text.length} }
6897
- prep = prep || prepareMeasureForLine(cm, line);
6898
- return wrappedLineExtentChar(cm, line, prep, ch)
6899
- };
6900
- var wrappedLineExtent = getWrappedLineExtent(start.sticky == "before" ? mv(start, -1) : start.ch);
6901
-
6902
- if (cm.doc.direction == "rtl" || part.level == 1) {
6903
- var moveInStorageOrder = (part.level == 1) == (dir < 0);
6904
- var ch = mv(start, moveInStorageOrder ? 1 : -1);
6905
- if (ch != null && (!moveInStorageOrder ? ch >= part.from && ch >= wrappedLineExtent.begin : ch <= part.to && ch <= wrappedLineExtent.end)) {
6906
- // Case 2: We move within an rtl part or in an rtl editor on the same visual line
6907
- var sticky = moveInStorageOrder ? "before" : "after";
6908
- return new Pos(start.line, ch, sticky)
6909
- }
6910
- }
6911
-
6912
- // Case 3: Could not move within this bidi part in this visual line, so leave
6913
- // the current bidi part
6914
-
6915
- var searchInVisualLine = function (partPos, dir, wrappedLineExtent) {
6916
- var getRes = function (ch, moveInStorageOrder) { return moveInStorageOrder
6917
- ? new Pos(start.line, mv(ch, 1), "before")
6918
- : new Pos(start.line, ch, "after"); };
6919
-
6920
- for (; partPos >= 0 && partPos < bidi.length; partPos += dir) {
6921
- var part = bidi[partPos];
6922
- var moveInStorageOrder = (dir > 0) == (part.level != 1);
6923
- var ch = moveInStorageOrder ? wrappedLineExtent.begin : mv(wrappedLineExtent.end, -1);
6924
- if (part.from <= ch && ch < part.to) { return getRes(ch, moveInStorageOrder) }
6925
- ch = moveInStorageOrder ? part.from : mv(part.to, -1);
6926
- if (wrappedLineExtent.begin <= ch && ch < wrappedLineExtent.end) { return getRes(ch, moveInStorageOrder) }
6927
- }
6928
- };
6929
-
6930
- // Case 3a: Look for other bidi parts on the same visual line
6931
- var res = searchInVisualLine(partPos + dir, dir, wrappedLineExtent);
6932
- if (res) { return res }
6933
-
6934
- // Case 3b: Look for other bidi parts on the next visual line
6935
- var nextCh = dir > 0 ? wrappedLineExtent.end : mv(wrappedLineExtent.begin, -1);
6936
- if (nextCh != null && !(dir > 0 && nextCh == line.text.length)) {
6937
- res = searchInVisualLine(dir > 0 ? 0 : bidi.length - 1, dir, getWrappedLineExtent(nextCh));
6938
- if (res) { return res }
6939
- }
6940
-
6941
- // Case 4: Nowhere to move
6942
- return null
6943
- }
6944
-
6945
- // Commands are parameter-less actions that can be performed on an
6946
- // editor, mostly used for keybindings.
6947
- var commands = {
6948
- selectAll: selectAll,
6949
- singleSelection: function (cm) { return cm.setSelection(cm.getCursor("anchor"), cm.getCursor("head"), sel_dontScroll); },
6950
- killLine: function (cm) { return deleteNearSelection(cm, function (range) {
6951
- if (range.empty()) {
6952
- var len = getLine(cm.doc, range.head.line).text.length;
6953
- if (range.head.ch == len && range.head.line < cm.lastLine())
6954
- { return {from: range.head, to: Pos(range.head.line + 1, 0)} }
6955
- else
6956
- { return {from: range.head, to: Pos(range.head.line, len)} }
6957
- } else {
6958
- return {from: range.from(), to: range.to()}
6959
- }
6960
- }); },
6961
- deleteLine: function (cm) { return deleteNearSelection(cm, function (range) { return ({
6962
- from: Pos(range.from().line, 0),
6963
- to: clipPos(cm.doc, Pos(range.to().line + 1, 0))
6964
- }); }); },
6965
- delLineLeft: function (cm) { return deleteNearSelection(cm, function (range) { return ({
6966
- from: Pos(range.from().line, 0), to: range.from()
6967
- }); }); },
6968
- delWrappedLineLeft: function (cm) { return deleteNearSelection(cm, function (range) {
6969
- var top = cm.charCoords(range.head, "div").top + 5;
6970
- var leftPos = cm.coordsChar({left: 0, top: top}, "div");
6971
- return {from: leftPos, to: range.from()}
6972
- }); },
6973
- delWrappedLineRight: function (cm) { return deleteNearSelection(cm, function (range) {
6974
- var top = cm.charCoords(range.head, "div").top + 5;
6975
- var rightPos = cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div");
6976
- return {from: range.from(), to: rightPos }
6977
- }); },
6978
- undo: function (cm) { return cm.undo(); },
6979
- redo: function (cm) { return cm.redo(); },
6980
- undoSelection: function (cm) { return cm.undoSelection(); },
6981
- redoSelection: function (cm) { return cm.redoSelection(); },
6982
- goDocStart: function (cm) { return cm.extendSelection(Pos(cm.firstLine(), 0)); },
6983
- goDocEnd: function (cm) { return cm.extendSelection(Pos(cm.lastLine())); },
6984
- goLineStart: function (cm) { return cm.extendSelectionsBy(function (range) { return lineStart(cm, range.head.line); },
6985
- {origin: "+move", bias: 1}
6986
- ); },
6987
- goLineStartSmart: function (cm) { return cm.extendSelectionsBy(function (range) { return lineStartSmart(cm, range.head); },
6988
- {origin: "+move", bias: 1}
6989
- ); },
6990
- goLineEnd: function (cm) { return cm.extendSelectionsBy(function (range) { return lineEnd(cm, range.head.line); },
6991
- {origin: "+move", bias: -1}
6992
- ); },
6993
- goLineRight: function (cm) { return cm.extendSelectionsBy(function (range) {
6994
- var top = cm.cursorCoords(range.head, "div").top + 5;
6995
- return cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div")
6996
- }, sel_move); },
6997
- goLineLeft: function (cm) { return cm.extendSelectionsBy(function (range) {
6998
- var top = cm.cursorCoords(range.head, "div").top + 5;
6999
- return cm.coordsChar({left: 0, top: top}, "div")
7000
- }, sel_move); },
7001
- goLineLeftSmart: function (cm) { return cm.extendSelectionsBy(function (range) {
7002
- var top = cm.cursorCoords(range.head, "div").top + 5;
7003
- var pos = cm.coordsChar({left: 0, top: top}, "div");
7004
- if (pos.ch < cm.getLine(pos.line).search(/\S/)) { return lineStartSmart(cm, range.head) }
7005
- return pos
7006
- }, sel_move); },
7007
- goLineUp: function (cm) { return cm.moveV(-1, "line"); },
7008
- goLineDown: function (cm) { return cm.moveV(1, "line"); },
7009
- goPageUp: function (cm) { return cm.moveV(-1, "page"); },
7010
- goPageDown: function (cm) { return cm.moveV(1, "page"); },
7011
- goCharLeft: function (cm) { return cm.moveH(-1, "char"); },
7012
- goCharRight: function (cm) { return cm.moveH(1, "char"); },
7013
- goColumnLeft: function (cm) { return cm.moveH(-1, "column"); },
7014
- goColumnRight: function (cm) { return cm.moveH(1, "column"); },
7015
- goWordLeft: function (cm) { return cm.moveH(-1, "word"); },
7016
- goGroupRight: function (cm) { return cm.moveH(1, "group"); },
7017
- goGroupLeft: function (cm) { return cm.moveH(-1, "group"); },
7018
- goWordRight: function (cm) { return cm.moveH(1, "word"); },
7019
- delCharBefore: function (cm) { return cm.deleteH(-1, "char"); },
7020
- delCharAfter: function (cm) { return cm.deleteH(1, "char"); },
7021
- delWordBefore: function (cm) { return cm.deleteH(-1, "word"); },
7022
- delWordAfter: function (cm) { return cm.deleteH(1, "word"); },
7023
- delGroupBefore: function (cm) { return cm.deleteH(-1, "group"); },
7024
- delGroupAfter: function (cm) { return cm.deleteH(1, "group"); },
7025
- indentAuto: function (cm) { return cm.indentSelection("smart"); },
7026
- indentMore: function (cm) { return cm.indentSelection("add"); },
7027
- indentLess: function (cm) { return cm.indentSelection("subtract"); },
7028
- insertTab: function (cm) { return cm.replaceSelection("\t"); },
7029
- insertSoftTab: function (cm) {
7030
- var spaces = [], ranges = cm.listSelections(), tabSize = cm.options.tabSize;
7031
- for (var i = 0; i < ranges.length; i++) {
7032
- var pos = ranges[i].from();
7033
- var col = countColumn(cm.getLine(pos.line), pos.ch, tabSize);
7034
- spaces.push(spaceStr(tabSize - col % tabSize));
7035
- }
7036
- cm.replaceSelections(spaces);
7037
- },
7038
- defaultTab: function (cm) {
7039
- if (cm.somethingSelected()) { cm.indentSelection("add"); }
7040
- else { cm.execCommand("insertTab"); }
7041
- },
7042
- // Swap the two chars left and right of each selection's head.
7043
- // Move cursor behind the two swapped characters afterwards.
7044
- //
7045
- // Doesn't consider line feeds a character.
7046
- // Doesn't scan more than one line above to find a character.
7047
- // Doesn't do anything on an empty line.
7048
- // Doesn't do anything with non-empty selections.
7049
- transposeChars: function (cm) { return runInOp(cm, function () {
7050
- var ranges = cm.listSelections(), newSel = [];
7051
- for (var i = 0; i < ranges.length; i++) {
7052
- if (!ranges[i].empty()) { continue }
7053
- var cur = ranges[i].head, line = getLine(cm.doc, cur.line).text;
7054
- if (line) {
7055
- if (cur.ch == line.length) { cur = new Pos(cur.line, cur.ch - 1); }
7056
- if (cur.ch > 0) {
7057
- cur = new Pos(cur.line, cur.ch + 1);
7058
- cm.replaceRange(line.charAt(cur.ch - 1) + line.charAt(cur.ch - 2),
7059
- Pos(cur.line, cur.ch - 2), cur, "+transpose");
7060
- } else if (cur.line > cm.doc.first) {
7061
- var prev = getLine(cm.doc, cur.line - 1).text;
7062
- if (prev) {
7063
- cur = new Pos(cur.line, 1);
7064
- cm.replaceRange(line.charAt(0) + cm.doc.lineSeparator() +
7065
- prev.charAt(prev.length - 1),
7066
- Pos(cur.line - 1, prev.length - 1), cur, "+transpose");
7067
- }
7068
- }
7069
- }
7070
- newSel.push(new Range(cur, cur));
7071
- }
7072
- cm.setSelections(newSel);
7073
- }); },
7074
- newlineAndIndent: function (cm) { return runInOp(cm, function () {
7075
- var sels = cm.listSelections();
7076
- for (var i = sels.length - 1; i >= 0; i--)
7077
- { cm.replaceRange(cm.doc.lineSeparator(), sels[i].anchor, sels[i].head, "+input"); }
7078
- sels = cm.listSelections();
7079
- for (var i$1 = 0; i$1 < sels.length; i$1++)
7080
- { cm.indentLine(sels[i$1].from().line, null, true); }
7081
- ensureCursorVisible(cm);
7082
- }); },
7083
- openLine: function (cm) { return cm.replaceSelection("\n", "start"); },
7084
- toggleOverwrite: function (cm) { return cm.toggleOverwrite(); }
7085
- };
7086
-
7087
-
7088
- function lineStart(cm, lineN) {
7089
- var line = getLine(cm.doc, lineN);
7090
- var visual = visualLine(line);
7091
- if (visual != line) { lineN = lineNo(visual); }
7092
- return endOfLine(true, cm, visual, lineN, 1)
7093
- }
7094
- function lineEnd(cm, lineN) {
7095
- var line = getLine(cm.doc, lineN);
7096
- var visual = visualLineEnd(line);
7097
- if (visual != line) { lineN = lineNo(visual); }
7098
- return endOfLine(true, cm, line, lineN, -1)
7099
- }
7100
- function lineStartSmart(cm, pos) {
7101
- var start = lineStart(cm, pos.line);
7102
- var line = getLine(cm.doc, start.line);
7103
- var order = getOrder(line, cm.doc.direction);
7104
- if (!order || order[0].level == 0) {
7105
- var firstNonWS = Math.max(0, line.text.search(/\S/));
7106
- var inWS = pos.line == start.line && pos.ch <= firstNonWS && pos.ch;
7107
- return Pos(start.line, inWS ? 0 : firstNonWS, start.sticky)
7108
- }
7109
- return start
7110
- }
7111
-
7112
- // Run a handler that was bound to a key.
7113
- function doHandleBinding(cm, bound, dropShift) {
7114
- if (typeof bound == "string") {
7115
- bound = commands[bound];
7116
- if (!bound) { return false }
7117
- }
7118
- // Ensure previous input has been read, so that the handler sees a
7119
- // consistent view of the document
7120
- cm.display.input.ensurePolled();
7121
- var prevShift = cm.display.shift, done = false;
7122
- try {
7123
- if (cm.isReadOnly()) { cm.state.suppressEdits = true; }
7124
- if (dropShift) { cm.display.shift = false; }
7125
- done = bound(cm) != Pass;
7126
- } finally {
7127
- cm.display.shift = prevShift;
7128
- cm.state.suppressEdits = false;
7129
- }
7130
- return done
7131
- }
7132
-
7133
- function lookupKeyForEditor(cm, name, handle) {
7134
- for (var i = 0; i < cm.state.keyMaps.length; i++) {
7135
- var result = lookupKey(name, cm.state.keyMaps[i], handle, cm);
7136
- if (result) { return result }
7137
- }
7138
- return (cm.options.extraKeys && lookupKey(name, cm.options.extraKeys, handle, cm))
7139
- || lookupKey(name, cm.options.keyMap, handle, cm)
7140
- }
7141
-
7142
- // Note that, despite the name, this function is also used to check
7143
- // for bound mouse clicks.
7144
-
7145
- var stopSeq = new Delayed;
7146
-
7147
- function dispatchKey(cm, name, e, handle) {
7148
- var seq = cm.state.keySeq;
7149
- if (seq) {
7150
- if (isModifierKey(name)) { return "handled" }
7151
- if (/\'$/.test(name))
7152
- { cm.state.keySeq = null; }
7153
- else
7154
- { stopSeq.set(50, function () {
7155
- if (cm.state.keySeq == seq) {
7156
- cm.state.keySeq = null;
7157
- cm.display.input.reset();
7158
- }
7159
- }); }
7160
- if (dispatchKeyInner(cm, seq + " " + name, e, handle)) { return true }
7161
- }
7162
- return dispatchKeyInner(cm, name, e, handle)
7163
- }
7164
-
7165
- function dispatchKeyInner(cm, name, e, handle) {
7166
- var result = lookupKeyForEditor(cm, name, handle);
7167
-
7168
- if (result == "multi")
7169
- { cm.state.keySeq = name; }
7170
- if (result == "handled")
7171
- { signalLater(cm, "keyHandled", cm, name, e); }
7172
-
7173
- if (result == "handled" || result == "multi") {
7174
- e_preventDefault(e);
7175
- restartBlink(cm);
7176
- }
7177
-
7178
- return !!result
7179
- }
7180
-
7181
- // Handle a key from the keydown event.
7182
- function handleKeyBinding(cm, e) {
7183
- var name = keyName(e, true);
7184
- if (!name) { return false }
7185
-
7186
- if (e.shiftKey && !cm.state.keySeq) {
7187
- // First try to resolve full name (including 'Shift-'). Failing
7188
- // that, see if there is a cursor-motion command (starting with
7189
- // 'go') bound to the keyname without 'Shift-'.
7190
- return dispatchKey(cm, "Shift-" + name, e, function (b) { return doHandleBinding(cm, b, true); })
7191
- || dispatchKey(cm, name, e, function (b) {
7192
- if (typeof b == "string" ? /^go[A-Z]/.test(b) : b.motion)
7193
- { return doHandleBinding(cm, b) }
7194
- })
7195
- } else {
7196
- return dispatchKey(cm, name, e, function (b) { return doHandleBinding(cm, b); })
7197
- }
7198
- }
7199
-
7200
- // Handle a key from the keypress event
7201
- function handleCharBinding(cm, e, ch) {
7202
- return dispatchKey(cm, "'" + ch + "'", e, function (b) { return doHandleBinding(cm, b, true); })
7203
- }
7204
-
7205
- var lastStoppedKey = null;
7206
- function onKeyDown(e) {
7207
- var cm = this;
7208
- cm.curOp.focus = activeElt();
7209
- if (signalDOMEvent(cm, e)) { return }
7210
- // IE does strange things with escape.
7211
- if (ie && ie_version < 11 && e.keyCode == 27) { e.returnValue = false; }
7212
- var code = e.keyCode;
7213
- cm.display.shift = code == 16 || e.shiftKey;
7214
- var handled = handleKeyBinding(cm, e);
7215
- if (presto) {
7216
- lastStoppedKey = handled ? code : null;
7217
- // Opera has no cut event... we try to at least catch the key combo
7218
- if (!handled && code == 88 && !hasCopyEvent && (mac ? e.metaKey : e.ctrlKey))
7219
- { cm.replaceSelection("", null, "cut"); }
7220
- }
7221
-
7222
- // Turn mouse into crosshair when Alt is held on Mac.
7223
- if (code == 18 && !/\bCodeMirror-crosshair\b/.test(cm.display.lineDiv.className))
7224
- { showCrossHair(cm); }
7225
- }
7226
-
7227
- function showCrossHair(cm) {
7228
- var lineDiv = cm.display.lineDiv;
7229
- addClass(lineDiv, "CodeMirror-crosshair");
7230
-
7231
- function up(e) {
7232
- if (e.keyCode == 18 || !e.altKey) {
7233
- rmClass(lineDiv, "CodeMirror-crosshair");
7234
- off(document, "keyup", up);
7235
- off(document, "mouseover", up);
7236
- }
7237
- }
7238
- on(document, "keyup", up);
7239
- on(document, "mouseover", up);
7240
- }
7241
-
7242
- function onKeyUp(e) {
7243
- if (e.keyCode == 16) { this.doc.sel.shift = false; }
7244
- signalDOMEvent(this, e);
7245
- }
7246
-
7247
- function onKeyPress(e) {
7248
- var cm = this;
7249
- if (eventInWidget(cm.display, e) || signalDOMEvent(cm, e) || e.ctrlKey && !e.altKey || mac && e.metaKey) { return }
7250
- var keyCode = e.keyCode, charCode = e.charCode;
7251
- if (presto && keyCode == lastStoppedKey) {lastStoppedKey = null; e_preventDefault(e); return}
7252
- if ((presto && (!e.which || e.which < 10)) && handleKeyBinding(cm, e)) { return }
7253
- var ch = String.fromCharCode(charCode == null ? keyCode : charCode);
7254
- // Some browsers fire keypress events for backspace
7255
- if (ch == "\x08") { return }
7256
- if (handleCharBinding(cm, e, ch)) { return }
7257
- cm.display.input.onKeyPress(e);
7258
- }
7259
-
7260
- var DOUBLECLICK_DELAY = 400;
7261
-
7262
- var PastClick = function(time, pos, button) {
7263
- this.time = time;
7264
- this.pos = pos;
7265
- this.button = button;
7266
- };
7267
-
7268
- PastClick.prototype.compare = function (time, pos, button) {
7269
- return this.time + DOUBLECLICK_DELAY > time &&
7270
- cmp(pos, this.pos) == 0 && button == this.button
7271
- };
7272
-
7273
- var lastClick, lastDoubleClick;
7274
- function clickRepeat(pos, button) {
7275
- var now = +new Date;
7276
- if (lastDoubleClick && lastDoubleClick.compare(now, pos, button)) {
7277
- lastClick = lastDoubleClick = null;
7278
- return "triple"
7279
- } else if (lastClick && lastClick.compare(now, pos, button)) {
7280
- lastDoubleClick = new PastClick(now, pos, button);
7281
- lastClick = null;
7282
- return "double"
7283
- } else {
7284
- lastClick = new PastClick(now, pos, button);
7285
- lastDoubleClick = null;
7286
- return "single"
7287
- }
7288
- }
7289
-
7290
- // A mouse down can be a single click, double click, triple click,
7291
- // start of selection drag, start of text drag, new cursor
7292
- // (ctrl-click), rectangle drag (alt-drag), or xwin
7293
- // middle-click-paste. Or it might be a click on something we should
7294
- // not interfere with, such as a scrollbar or widget.
7295
- function onMouseDown(e) {
7296
- var cm = this, display = cm.display;
7297
- if (signalDOMEvent(cm, e) || display.activeTouch && display.input.supportsTouch()) { return }
7298
- display.input.ensurePolled();
7299
- display.shift = e.shiftKey;
7300
-
7301
- if (eventInWidget(display, e)) {
7302
- if (!webkit) {
7303
- // Briefly turn off draggability, to allow widgets to do
7304
- // normal dragging things.
7305
- display.scroller.draggable = false;
7306
- setTimeout(function () { return display.scroller.draggable = true; }, 100);
7307
- }
7308
- return
7309
- }
7310
- if (clickInGutter(cm, e)) { return }
7311
- var pos = posFromMouse(cm, e), button = e_button(e), repeat = pos ? clickRepeat(pos, button) : "single";
7312
- window.focus();
7313
-
7314
- // #3261: make sure, that we're not starting a second selection
7315
- if (button == 1 && cm.state.selectingText)
7316
- { cm.state.selectingText(e); }
7317
-
7318
- if (pos && handleMappedButton(cm, button, pos, repeat, e)) { return }
7319
-
7320
- if (button == 1) {
7321
- if (pos) { leftButtonDown(cm, pos, repeat, e); }
7322
- else if (e_target(e) == display.scroller) { e_preventDefault(e); }
7323
- } else if (button == 2) {
7324
- if (pos) { extendSelection(cm.doc, pos); }
7325
- setTimeout(function () { return display.input.focus(); }, 20);
7326
- } else if (button == 3) {
7327
- if (captureRightClick) { cm.display.input.onContextMenu(e); }
7328
- else { delayBlurEvent(cm); }
7329
- }
7330
- }
7331
-
7332
- function handleMappedButton(cm, button, pos, repeat, event) {
7333
- var name = "Click";
7334
- if (repeat == "double") { name = "Double" + name; }
7335
- else if (repeat == "triple") { name = "Triple" + name; }
7336
- name = (button == 1 ? "Left" : button == 2 ? "Middle" : "Right") + name;
7337
-
7338
- return dispatchKey(cm, addModifierNames(name, event), event, function (bound) {
7339
- if (typeof bound == "string") { bound = commands[bound]; }
7340
- if (!bound) { return false }
7341
- var done = false;
7342
- try {
7343
- if (cm.isReadOnly()) { cm.state.suppressEdits = true; }
7344
- done = bound(cm, pos) != Pass;
7345
- } finally {
7346
- cm.state.suppressEdits = false;
7347
- }
7348
- return done
7349
- })
7350
- }
7351
-
7352
- function configureMouse(cm, repeat, event) {
7353
- var option = cm.getOption("configureMouse");
7354
- var value = option ? option(cm, repeat, event) : {};
7355
- if (value.unit == null) {
7356
- var rect = chromeOS ? event.shiftKey && event.metaKey : event.altKey;
7357
- value.unit = rect ? "rectangle" : repeat == "single" ? "char" : repeat == "double" ? "word" : "line";
7358
- }
7359
- if (value.extend == null || cm.doc.extend) { value.extend = cm.doc.extend || event.shiftKey; }
7360
- if (value.addNew == null) { value.addNew = mac ? event.metaKey : event.ctrlKey; }
7361
- if (value.moveOnDrag == null) { value.moveOnDrag = !(mac ? event.altKey : event.ctrlKey); }
7362
- return value
7363
- }
7364
-
7365
- function leftButtonDown(cm, pos, repeat, event) {
7366
- if (ie) { setTimeout(bind(ensureFocus, cm), 0); }
7367
- else { cm.curOp.focus = activeElt(); }
7368
-
7369
- var behavior = configureMouse(cm, repeat, event);
7370
-
7371
- var sel = cm.doc.sel, contained;
7372
- if (cm.options.dragDrop && dragAndDrop && !cm.isReadOnly() &&
7373
- repeat == "single" && (contained = sel.contains(pos)) > -1 &&
7374
- (cmp((contained = sel.ranges[contained]).from(), pos) < 0 || pos.xRel > 0) &&
7375
- (cmp(contained.to(), pos) > 0 || pos.xRel < 0))
7376
- { leftButtonStartDrag(cm, event, pos, behavior); }
7377
- else
7378
- { leftButtonSelect(cm, event, pos, behavior); }
7379
- }
7380
-
7381
- // Start a text drag. When it ends, see if any dragging actually
7382
- // happen, and treat as a click if it didn't.
7383
- function leftButtonStartDrag(cm, event, pos, behavior) {
7384
- var display = cm.display, moved = false;
7385
- var dragEnd = operation(cm, function (e) {
7386
- if (webkit) { display.scroller.draggable = false; }
7387
- cm.state.draggingText = false;
7388
- off(display.wrapper.ownerDocument, "mouseup", dragEnd);
7389
- off(display.wrapper.ownerDocument, "mousemove", mouseMove);
7390
- off(display.scroller, "dragstart", dragStart);
7391
- off(display.scroller, "drop", dragEnd);
7392
- if (!moved) {
7393
- e_preventDefault(e);
7394
- if (!behavior.addNew)
7395
- { extendSelection(cm.doc, pos, null, null, behavior.extend); }
7396
- // Work around unexplainable focus problem in IE9 (#2127) and Chrome (#3081)
7397
- if (webkit || ie && ie_version == 9)
7398
- { setTimeout(function () {display.wrapper.ownerDocument.body.focus(); display.input.focus();}, 20); }
7399
- else
7400
- { display.input.focus(); }
7401
- }
7402
- });
7403
- var mouseMove = function(e2) {
7404
- moved = moved || Math.abs(event.clientX - e2.clientX) + Math.abs(event.clientY - e2.clientY) >= 10;
7405
- };
7406
- var dragStart = function () { return moved = true; };
7407
- // Let the drag handler handle this.
7408
- if (webkit) { display.scroller.draggable = true; }
7409
- cm.state.draggingText = dragEnd;
7410
- dragEnd.copy = !behavior.moveOnDrag;
7411
- // IE's approach to draggable
7412
- if (display.scroller.dragDrop) { display.scroller.dragDrop(); }
7413
- on(display.wrapper.ownerDocument, "mouseup", dragEnd);
7414
- on(display.wrapper.ownerDocument, "mousemove", mouseMove);
7415
- on(display.scroller, "dragstart", dragStart);
7416
- on(display.scroller, "drop", dragEnd);
7417
-
7418
- delayBlurEvent(cm);
7419
- setTimeout(function () { return display.input.focus(); }, 20);
7420
- }
7421
-
7422
- function rangeForUnit(cm, pos, unit) {
7423
- if (unit == "char") { return new Range(pos, pos) }
7424
- if (unit == "word") { return cm.findWordAt(pos) }
7425
- if (unit == "line") { return new Range(Pos(pos.line, 0), clipPos(cm.doc, Pos(pos.line + 1, 0))) }
7426
- var result = unit(cm, pos);
7427
- return new Range(result.from, result.to)
7428
- }
7429
-
7430
- // Normal selection, as opposed to text dragging.
7431
- function leftButtonSelect(cm, event, start, behavior) {
7432
- var display = cm.display, doc = cm.doc;
7433
- e_preventDefault(event);
7434
-
7435
- var ourRange, ourIndex, startSel = doc.sel, ranges = startSel.ranges;
7436
- if (behavior.addNew && !behavior.extend) {
7437
- ourIndex = doc.sel.contains(start);
7438
- if (ourIndex > -1)
7439
- { ourRange = ranges[ourIndex]; }
7440
- else
7441
- { ourRange = new Range(start, start); }
7442
- } else {
7443
- ourRange = doc.sel.primary();
7444
- ourIndex = doc.sel.primIndex;
7445
- }
7446
-
7447
- if (behavior.unit == "rectangle") {
7448
- if (!behavior.addNew) { ourRange = new Range(start, start); }
7449
- start = posFromMouse(cm, event, true, true);
7450
- ourIndex = -1;
7451
- } else {
7452
- var range$$1 = rangeForUnit(cm, start, behavior.unit);
7453
- if (behavior.extend)
7454
- { ourRange = extendRange(ourRange, range$$1.anchor, range$$1.head, behavior.extend); }
7455
- else
7456
- { ourRange = range$$1; }
7457
- }
7458
-
7459
- if (!behavior.addNew) {
7460
- ourIndex = 0;
7461
- setSelection(doc, new Selection([ourRange], 0), sel_mouse);
7462
- startSel = doc.sel;
7463
- } else if (ourIndex == -1) {
7464
- ourIndex = ranges.length;
7465
- setSelection(doc, normalizeSelection(cm, ranges.concat([ourRange]), ourIndex),
7466
- {scroll: false, origin: "*mouse"});
7467
- } else if (ranges.length > 1 && ranges[ourIndex].empty() && behavior.unit == "char" && !behavior.extend) {
7468
- setSelection(doc, normalizeSelection(cm, ranges.slice(0, ourIndex).concat(ranges.slice(ourIndex + 1)), 0),
7469
- {scroll: false, origin: "*mouse"});
7470
- startSel = doc.sel;
7471
- } else {
7472
- replaceOneSelection(doc, ourIndex, ourRange, sel_mouse);
7473
- }
7474
-
7475
- var lastPos = start;
7476
- function extendTo(pos) {
7477
- if (cmp(lastPos, pos) == 0) { return }
7478
- lastPos = pos;
7479
-
7480
- if (behavior.unit == "rectangle") {
7481
- var ranges = [], tabSize = cm.options.tabSize;
7482
- var startCol = countColumn(getLine(doc, start.line).text, start.ch, tabSize);
7483
- var posCol = countColumn(getLine(doc, pos.line).text, pos.ch, tabSize);
7484
- var left = Math.min(startCol, posCol), right = Math.max(startCol, posCol);
7485
- for (var line = Math.min(start.line, pos.line), end = Math.min(cm.lastLine(), Math.max(start.line, pos.line));
7486
- line <= end; line++) {
7487
- var text = getLine(doc, line).text, leftPos = findColumn(text, left, tabSize);
7488
- if (left == right)
7489
- { ranges.push(new Range(Pos(line, leftPos), Pos(line, leftPos))); }
7490
- else if (text.length > leftPos)
7491
- { ranges.push(new Range(Pos(line, leftPos), Pos(line, findColumn(text, right, tabSize)))); }
7492
- }
7493
- if (!ranges.length) { ranges.push(new Range(start, start)); }
7494
- setSelection(doc, normalizeSelection(cm, startSel.ranges.slice(0, ourIndex).concat(ranges), ourIndex),
7495
- {origin: "*mouse", scroll: false});
7496
- cm.scrollIntoView(pos);
7497
- } else {
7498
- var oldRange = ourRange;
7499
- var range$$1 = rangeForUnit(cm, pos, behavior.unit);
7500
- var anchor = oldRange.anchor, head;
7501
- if (cmp(range$$1.anchor, anchor) > 0) {
7502
- head = range$$1.head;
7503
- anchor = minPos(oldRange.from(), range$$1.anchor);
7504
- } else {
7505
- head = range$$1.anchor;
7506
- anchor = maxPos(oldRange.to(), range$$1.head);
7507
- }
7508
- var ranges$1 = startSel.ranges.slice(0);
7509
- ranges$1[ourIndex] = bidiSimplify(cm, new Range(clipPos(doc, anchor), head));
7510
- setSelection(doc, normalizeSelection(cm, ranges$1, ourIndex), sel_mouse);
7511
- }
7512
- }
7513
-
7514
- var editorSize = display.wrapper.getBoundingClientRect();
7515
- // Used to ensure timeout re-tries don't fire when another extend
7516
- // happened in the meantime (clearTimeout isn't reliable -- at
7517
- // least on Chrome, the timeouts still happen even when cleared,
7518
- // if the clear happens after their scheduled firing time).
7519
- var counter = 0;
7520
-
7521
- function extend(e) {
7522
- var curCount = ++counter;
7523
- var cur = posFromMouse(cm, e, true, behavior.unit == "rectangle");
7524
- if (!cur) { return }
7525
- if (cmp(cur, lastPos) != 0) {
7526
- cm.curOp.focus = activeElt();
7527
- extendTo(cur);
7528
- var visible = visibleLines(display, doc);
7529
- if (cur.line >= visible.to || cur.line < visible.from)
7530
- { setTimeout(operation(cm, function () {if (counter == curCount) { extend(e); }}), 150); }
7531
- } else {
7532
- var outside = e.clientY < editorSize.top ? -20 : e.clientY > editorSize.bottom ? 20 : 0;
7533
- if (outside) { setTimeout(operation(cm, function () {
7534
- if (counter != curCount) { return }
7535
- display.scroller.scrollTop += outside;
7536
- extend(e);
7537
- }), 50); }
7538
- }
7539
- }
7540
-
7541
- function done(e) {
7542
- cm.state.selectingText = false;
7543
- counter = Infinity;
7544
- // If e is null or undefined we interpret this as someone trying
7545
- // to explicitly cancel the selection rather than the user
7546
- // letting go of the mouse button.
7547
- if (e) {
7548
- e_preventDefault(e);
7549
- display.input.focus();
7550
- }
7551
- off(display.wrapper.ownerDocument, "mousemove", move);
7552
- off(display.wrapper.ownerDocument, "mouseup", up);
7553
- doc.history.lastSelOrigin = null;
7554
- }
7555
-
7556
- var move = operation(cm, function (e) {
7557
- if (e.buttons === 0 || !e_button(e)) { done(e); }
7558
- else { extend(e); }
7559
- });
7560
- var up = operation(cm, done);
7561
- cm.state.selectingText = up;
7562
- on(display.wrapper.ownerDocument, "mousemove", move);
7563
- on(display.wrapper.ownerDocument, "mouseup", up);
7564
- }
7565
-
7566
- // Used when mouse-selecting to adjust the anchor to the proper side
7567
- // of a bidi jump depending on the visual position of the head.
7568
- function bidiSimplify(cm, range$$1) {
7569
- var anchor = range$$1.anchor;
7570
- var head = range$$1.head;
7571
- var anchorLine = getLine(cm.doc, anchor.line);
7572
- if (cmp(anchor, head) == 0 && anchor.sticky == head.sticky) { return range$$1 }
7573
- var order = getOrder(anchorLine);
7574
- if (!order) { return range$$1 }
7575
- var index = getBidiPartAt(order, anchor.ch, anchor.sticky), part = order[index];
7576
- if (part.from != anchor.ch && part.to != anchor.ch) { return range$$1 }
7577
- var boundary = index + ((part.from == anchor.ch) == (part.level != 1) ? 0 : 1);
7578
- if (boundary == 0 || boundary == order.length) { return range$$1 }
7579
-
7580
- // Compute the relative visual position of the head compared to the
7581
- // anchor (<0 is to the left, >0 to the right)
7582
- var leftSide;
7583
- if (head.line != anchor.line) {
7584
- leftSide = (head.line - anchor.line) * (cm.doc.direction == "ltr" ? 1 : -1) > 0;
7585
- } else {
7586
- var headIndex = getBidiPartAt(order, head.ch, head.sticky);
7587
- var dir = headIndex - index || (head.ch - anchor.ch) * (part.level == 1 ? -1 : 1);
7588
- if (headIndex == boundary - 1 || headIndex == boundary)
7589
- { leftSide = dir < 0; }
7590
- else
7591
- { leftSide = dir > 0; }
7592
- }
7593
-
7594
- var usePart = order[boundary + (leftSide ? -1 : 0)];
7595
- var from = leftSide == (usePart.level == 1);
7596
- var ch = from ? usePart.from : usePart.to, sticky = from ? "after" : "before";
7597
- return anchor.ch == ch && anchor.sticky == sticky ? range$$1 : new Range(new Pos(anchor.line, ch, sticky), head)
7598
- }
7599
-
7600
-
7601
- // Determines whether an event happened in the gutter, and fires the
7602
- // handlers for the corresponding event.
7603
- function gutterEvent(cm, e, type, prevent) {
7604
- var mX, mY;
7605
- if (e.touches) {
7606
- mX = e.touches[0].clientX;
7607
- mY = e.touches[0].clientY;
7608
- } else {
7609
- try { mX = e.clientX; mY = e.clientY; }
7610
- catch(e) { return false }
7611
- }
7612
- if (mX >= Math.floor(cm.display.gutters.getBoundingClientRect().right)) { return false }
7613
- if (prevent) { e_preventDefault(e); }
7614
-
7615
- var display = cm.display;
7616
- var lineBox = display.lineDiv.getBoundingClientRect();
7617
-
7618
- if (mY > lineBox.bottom || !hasHandler(cm, type)) { return e_defaultPrevented(e) }
7619
- mY -= lineBox.top - display.viewOffset;
7620
-
7621
- for (var i = 0; i < cm.display.gutterSpecs.length; ++i) {
7622
- var g = display.gutters.childNodes[i];
7623
- if (g && g.getBoundingClientRect().right >= mX) {
7624
- var line = lineAtHeight(cm.doc, mY);
7625
- var gutter = cm.display.gutterSpecs[i];
7626
- signal(cm, type, cm, line, gutter.className, e);
7627
- return e_defaultPrevented(e)
7628
- }
7629
- }
7630
- }
7631
-
7632
- function clickInGutter(cm, e) {
7633
- return gutterEvent(cm, e, "gutterClick", true)
7634
- }
7635
-
7636
- // CONTEXT MENU HANDLING
7637
-
7638
- // To make the context menu work, we need to briefly unhide the
7639
- // textarea (making it as unobtrusive as possible) to let the
7640
- // right-click take effect on it.
7641
- function onContextMenu(cm, e) {
7642
- if (eventInWidget(cm.display, e) || contextMenuInGutter(cm, e)) { return }
7643
- if (signalDOMEvent(cm, e, "contextmenu")) { return }
7644
- if (!captureRightClick) { cm.display.input.onContextMenu(e); }
7645
- }
7646
-
7647
- function contextMenuInGutter(cm, e) {
7648
- if (!hasHandler(cm, "gutterContextMenu")) { return false }
7649
- return gutterEvent(cm, e, "gutterContextMenu", false)
7650
- }
7651
-
7652
- function themeChanged(cm) {
7653
- cm.display.wrapper.className = cm.display.wrapper.className.replace(/\s*cm-s-\S+/g, "") +
7654
- cm.options.theme.replace(/(^|\s)\s*/g, " cm-s-");
7655
- clearCaches(cm);
7656
- }
7657
-
7658
- var Init = {toString: function(){return "CodeMirror.Init"}};
7659
-
7660
- var defaults = {};
7661
- var optionHandlers = {};
7662
-
7663
- function defineOptions(CodeMirror) {
7664
- var optionHandlers = CodeMirror.optionHandlers;
7665
-
7666
- function option(name, deflt, handle, notOnInit) {
7667
- CodeMirror.defaults[name] = deflt;
7668
- if (handle) { optionHandlers[name] =
7669
- notOnInit ? function (cm, val, old) {if (old != Init) { handle(cm, val, old); }} : handle; }
7670
- }
7671
-
7672
- CodeMirror.defineOption = option;
7673
-
7674
- // Passed to option handlers when there is no old value.
7675
- CodeMirror.Init = Init;
7676
-
7677
- // These two are, on init, called from the constructor because they
7678
- // have to be initialized before the editor can start at all.
7679
- option("value", "", function (cm, val) { return cm.setValue(val); }, true);
7680
- option("mode", null, function (cm, val) {
7681
- cm.doc.modeOption = val;
7682
- loadMode(cm);
7683
- }, true);
7684
-
7685
- option("indentUnit", 2, loadMode, true);
7686
- option("indentWithTabs", false);
7687
- option("smartIndent", true);
7688
- option("tabSize", 4, function (cm) {
7689
- resetModeState(cm);
7690
- clearCaches(cm);
7691
- regChange(cm);
7692
- }, true);
7693
-
7694
- option("lineSeparator", null, function (cm, val) {
7695
- cm.doc.lineSep = val;
7696
- if (!val) { return }
7697
- var newBreaks = [], lineNo = cm.doc.first;
7698
- cm.doc.iter(function (line) {
7699
- for (var pos = 0;;) {
7700
- var found = line.text.indexOf(val, pos);
7701
- if (found == -1) { break }
7702
- pos = found + val.length;
7703
- newBreaks.push(Pos(lineNo, found));
7704
- }
7705
- lineNo++;
7706
- });
7707
- for (var i = newBreaks.length - 1; i >= 0; i--)
7708
- { replaceRange(cm.doc, val, newBreaks[i], Pos(newBreaks[i].line, newBreaks[i].ch + val.length)); }
7709
- });
7710
- option("specialChars", /[\u0000-\u001f\u007f-\u009f\u00ad\u061c\u200b-\u200f\u2028\u2029\ufeff\ufff9-\ufffc]/g, function (cm, val, old) {
7711
- cm.state.specialChars = new RegExp(val.source + (val.test("\t") ? "" : "|\t"), "g");
7712
- if (old != Init) { cm.refresh(); }
7713
- });
7714
- option("specialCharPlaceholder", defaultSpecialCharPlaceholder, function (cm) { return cm.refresh(); }, true);
7715
- option("electricChars", true);
7716
- option("inputStyle", mobile ? "contenteditable" : "textarea", function () {
7717
- throw new Error("inputStyle can not (yet) be changed in a running editor") // FIXME
7718
- }, true);
7719
- option("spellcheck", false, function (cm, val) { return cm.getInputField().spellcheck = val; }, true);
7720
- option("autocorrect", false, function (cm, val) { return cm.getInputField().autocorrect = val; }, true);
7721
- option("autocapitalize", false, function (cm, val) { return cm.getInputField().autocapitalize = val; }, true);
7722
- option("rtlMoveVisually", !windows);
7723
- option("wholeLineUpdateBefore", true);
7724
-
7725
- option("theme", "default", function (cm) {
7726
- themeChanged(cm);
7727
- updateGutters(cm);
7728
- }, true);
7729
- option("keyMap", "default", function (cm, val, old) {
7730
- var next = getKeyMap(val);
7731
- var prev = old != Init && getKeyMap(old);
7732
- if (prev && prev.detach) { prev.detach(cm, next); }
7733
- if (next.attach) { next.attach(cm, prev || null); }
7734
- });
7735
- option("extraKeys", null);
7736
- option("configureMouse", null);
7737
-
7738
- option("lineWrapping", false, wrappingChanged, true);
7739
- option("gutters", [], function (cm, val) {
7740
- cm.display.gutterSpecs = getGutters(val, cm.options.lineNumbers);
7741
- updateGutters(cm);
7742
- }, true);
7743
- option("fixedGutter", true, function (cm, val) {
7744
- cm.display.gutters.style.left = val ? compensateForHScroll(cm.display) + "px" : "0";
7745
- cm.refresh();
7746
- }, true);
7747
- option("coverGutterNextToScrollbar", false, function (cm) { return updateScrollbars(cm); }, true);
7748
- option("scrollbarStyle", "native", function (cm) {
7749
- initScrollbars(cm);
7750
- updateScrollbars(cm);
7751
- cm.display.scrollbars.setScrollTop(cm.doc.scrollTop);
7752
- cm.display.scrollbars.setScrollLeft(cm.doc.scrollLeft);
7753
- }, true);
7754
- option("lineNumbers", false, function (cm, val) {
7755
- cm.display.gutterSpecs = getGutters(cm.options.gutters, val);
7756
- updateGutters(cm);
7757
- }, true);
7758
- option("firstLineNumber", 1, updateGutters, true);
7759
- option("lineNumberFormatter", function (integer) { return integer; }, updateGutters, true);
7760
- option("showCursorWhenSelecting", false, updateSelection, true);
7761
-
7762
- option("resetSelectionOnContextMenu", true);
7763
- option("lineWiseCopyCut", true);
7764
- option("pasteLinesPerSelection", true);
7765
- option("selectionsMayTouch", false);
7766
-
7767
- option("readOnly", false, function (cm, val) {
7768
- if (val == "nocursor") {
7769
- onBlur(cm);
7770
- cm.display.input.blur();
7771
- }
7772
- cm.display.input.readOnlyChanged(val);
7773
- });
7774
- option("disableInput", false, function (cm, val) {if (!val) { cm.display.input.reset(); }}, true);
7775
- option("dragDrop", true, dragDropChanged);
7776
- option("allowDropFileTypes", null);
7777
-
7778
- option("cursorBlinkRate", 530);
7779
- option("cursorScrollMargin", 0);
7780
- option("cursorHeight", 1, updateSelection, true);
7781
- option("singleCursorHeightPerLine", true, updateSelection, true);
7782
- option("workTime", 100);
7783
- option("workDelay", 100);
7784
- option("flattenSpans", true, resetModeState, true);
7785
- option("addModeClass", false, resetModeState, true);
7786
- option("pollInterval", 100);
7787
- option("undoDepth", 200, function (cm, val) { return cm.doc.history.undoDepth = val; });
7788
- option("historyEventDelay", 1250);
7789
- option("viewportMargin", 10, function (cm) { return cm.refresh(); }, true);
7790
- option("maxHighlightLength", 10000, resetModeState, true);
7791
- option("moveInputWithCursor", true, function (cm, val) {
7792
- if (!val) { cm.display.input.resetPosition(); }
7793
- });
7794
-
7795
- option("tabindex", null, function (cm, val) { return cm.display.input.getField().tabIndex = val || ""; });
7796
- option("autofocus", null);
7797
- option("direction", "ltr", function (cm, val) { return cm.doc.setDirection(val); }, true);
7798
- option("phrases", null);
7799
- }
7800
-
7801
- function dragDropChanged(cm, value, old) {
7802
- var wasOn = old && old != Init;
7803
- if (!value != !wasOn) {
7804
- var funcs = cm.display.dragFunctions;
7805
- var toggle = value ? on : off;
7806
- toggle(cm.display.scroller, "dragstart", funcs.start);
7807
- toggle(cm.display.scroller, "dragenter", funcs.enter);
7808
- toggle(cm.display.scroller, "dragover", funcs.over);
7809
- toggle(cm.display.scroller, "dragleave", funcs.leave);
7810
- toggle(cm.display.scroller, "drop", funcs.drop);
7811
- }
7812
- }
7813
-
7814
- function wrappingChanged(cm) {
7815
- if (cm.options.lineWrapping) {
7816
- addClass(cm.display.wrapper, "CodeMirror-wrap");
7817
- cm.display.sizer.style.minWidth = "";
7818
- cm.display.sizerWidth = null;
7819
- } else {
7820
- rmClass(cm.display.wrapper, "CodeMirror-wrap");
7821
- findMaxLine(cm);
7822
- }
7823
- estimateLineHeights(cm);
7824
- regChange(cm);
7825
- clearCaches(cm);
7826
- setTimeout(function () { return updateScrollbars(cm); }, 100);
7827
- }
7828
-
7829
- // A CodeMirror instance represents an editor. This is the object
7830
- // that user code is usually dealing with.
7831
-
7832
- function CodeMirror(place, options) {
7833
- var this$1 = this;
7834
-
7835
- if (!(this instanceof CodeMirror)) { return new CodeMirror(place, options) }
7836
-
7837
- this.options = options = options ? copyObj(options) : {};
7838
- // Determine effective options based on given values and defaults.
7839
- copyObj(defaults, options, false);
7840
-
7841
- var doc = options.value;
7842
- if (typeof doc == "string") { doc = new Doc(doc, options.mode, null, options.lineSeparator, options.direction); }
7843
- else if (options.mode) { doc.modeOption = options.mode; }
7844
- this.doc = doc;
7845
-
7846
- var input = new CodeMirror.inputStyles[options.inputStyle](this);
7847
- var display = this.display = new Display(place, doc, input, options);
7848
- display.wrapper.CodeMirror = this;
7849
- themeChanged(this);
7850
- if (options.lineWrapping)
7851
- { this.display.wrapper.className += " CodeMirror-wrap"; }
7852
- initScrollbars(this);
7853
-
7854
- this.state = {
7855
- keyMaps: [], // stores maps added by addKeyMap
7856
- overlays: [], // highlighting overlays, as added by addOverlay
7857
- modeGen: 0, // bumped when mode/overlay changes, used to invalidate highlighting info
7858
- overwrite: false,
7859
- delayingBlurEvent: false,
7860
- focused: false,
7861
- suppressEdits: false, // used to disable editing during key handlers when in readOnly mode
7862
- pasteIncoming: -1, cutIncoming: -1, // help recognize paste/cut edits in input.poll
7863
- selectingText: false,
7864
- draggingText: false,
7865
- highlight: new Delayed(), // stores highlight worker timeout
7866
- keySeq: null, // Unfinished key sequence
7867
- specialChars: null
7868
- };
7869
-
7870
- if (options.autofocus && !mobile) { display.input.focus(); }
7871
-
7872
- // Override magic textarea content restore that IE sometimes does
7873
- // on our hidden textarea on reload
7874
- if (ie && ie_version < 11) { setTimeout(function () { return this$1.display.input.reset(true); }, 20); }
7875
-
7876
- registerEventHandlers(this);
7877
- ensureGlobalHandlers();
7878
-
7879
- startOperation(this);
7880
- this.curOp.forceUpdate = true;
7881
- attachDoc(this, doc);
7882
-
7883
- if ((options.autofocus && !mobile) || this.hasFocus())
7884
- { setTimeout(bind(onFocus, this), 20); }
7885
- else
7886
- { onBlur(this); }
7887
-
7888
- for (var opt in optionHandlers) { if (optionHandlers.hasOwnProperty(opt))
7889
- { optionHandlers[opt](this$1, options[opt], Init); } }
7890
- maybeUpdateLineNumberWidth(this);
7891
- if (options.finishInit) { options.finishInit(this); }
7892
- for (var i = 0; i < initHooks.length; ++i) { initHooks[i](this$1); }
7893
- endOperation(this);
7894
- // Suppress optimizelegibility in Webkit, since it breaks text
7895
- // measuring on line wrapping boundaries.
7896
- if (webkit && options.lineWrapping &&
7897
- getComputedStyle(display.lineDiv).textRendering == "optimizelegibility")
7898
- { display.lineDiv.style.textRendering = "auto"; }
7899
- }
7900
-
7901
- // The default configuration options.
7902
- CodeMirror.defaults = defaults;
7903
- // Functions to run when options are changed.
7904
- CodeMirror.optionHandlers = optionHandlers;
7905
-
7906
- // Attach the necessary event handlers when initializing the editor
7907
- function registerEventHandlers(cm) {
7908
- var d = cm.display;
7909
- on(d.scroller, "mousedown", operation(cm, onMouseDown));
7910
- // Older IE's will not fire a second mousedown for a double click
7911
- if (ie && ie_version < 11)
7912
- { on(d.scroller, "dblclick", operation(cm, function (e) {
7913
- if (signalDOMEvent(cm, e)) { return }
7914
- var pos = posFromMouse(cm, e);
7915
- if (!pos || clickInGutter(cm, e) || eventInWidget(cm.display, e)) { return }
7916
- e_preventDefault(e);
7917
- var word = cm.findWordAt(pos);
7918
- extendSelection(cm.doc, word.anchor, word.head);
7919
- })); }
7920
- else
7921
- { on(d.scroller, "dblclick", function (e) { return signalDOMEvent(cm, e) || e_preventDefault(e); }); }
7922
- // Some browsers fire contextmenu *after* opening the menu, at
7923
- // which point we can't mess with it anymore. Context menu is
7924
- // handled in onMouseDown for these browsers.
7925
- on(d.scroller, "contextmenu", function (e) { return onContextMenu(cm, e); });
7926
-
7927
- // Used to suppress mouse event handling when a touch happens
7928
- var touchFinished, prevTouch = {end: 0};
7929
- function finishTouch() {
7930
- if (d.activeTouch) {
7931
- touchFinished = setTimeout(function () { return d.activeTouch = null; }, 1000);
7932
- prevTouch = d.activeTouch;
7933
- prevTouch.end = +new Date;
7934
- }
7935
- }
7936
- function isMouseLikeTouchEvent(e) {
7937
- if (e.touches.length != 1) { return false }
7938
- var touch = e.touches[0];
7939
- return touch.radiusX <= 1 && touch.radiusY <= 1
7940
- }
7941
- function farAway(touch, other) {
7942
- if (other.left == null) { return true }
7943
- var dx = other.left - touch.left, dy = other.top - touch.top;
7944
- return dx * dx + dy * dy > 20 * 20
7945
- }
7946
- on(d.scroller, "touchstart", function (e) {
7947
- if (!signalDOMEvent(cm, e) && !isMouseLikeTouchEvent(e) && !clickInGutter(cm, e)) {
7948
- d.input.ensurePolled();
7949
- clearTimeout(touchFinished);
7950
- var now = +new Date;
7951
- d.activeTouch = {start: now, moved: false,
7952
- prev: now - prevTouch.end <= 300 ? prevTouch : null};
7953
- if (e.touches.length == 1) {
7954
- d.activeTouch.left = e.touches[0].pageX;
7955
- d.activeTouch.top = e.touches[0].pageY;
7956
- }
7957
- }
7958
- });
7959
- on(d.scroller, "touchmove", function () {
7960
- if (d.activeTouch) { d.activeTouch.moved = true; }
7961
- });
7962
- on(d.scroller, "touchend", function (e) {
7963
- var touch = d.activeTouch;
7964
- if (touch && !eventInWidget(d, e) && touch.left != null &&
7965
- !touch.moved && new Date - touch.start < 300) {
7966
- var pos = cm.coordsChar(d.activeTouch, "page"), range;
7967
- if (!touch.prev || farAway(touch, touch.prev)) // Single tap
7968
- { range = new Range(pos, pos); }
7969
- else if (!touch.prev.prev || farAway(touch, touch.prev.prev)) // Double tap
7970
- { range = cm.findWordAt(pos); }
7971
- else // Triple tap
7972
- { range = new Range(Pos(pos.line, 0), clipPos(cm.doc, Pos(pos.line + 1, 0))); }
7973
- cm.setSelection(range.anchor, range.head);
7974
- cm.focus();
7975
- e_preventDefault(e);
7976
- }
7977
- finishTouch();
7978
- });
7979
- on(d.scroller, "touchcancel", finishTouch);
7980
-
7981
- // Sync scrolling between fake scrollbars and real scrollable
7982
- // area, ensure viewport is updated when scrolling.
7983
- on(d.scroller, "scroll", function () {
7984
- if (d.scroller.clientHeight) {
7985
- updateScrollTop(cm, d.scroller.scrollTop);
7986
- setScrollLeft(cm, d.scroller.scrollLeft, true);
7987
- signal(cm, "scroll", cm);
7988
- }
7989
- });
7990
-
7991
- // Listen to wheel events in order to try and update the viewport on time.
7992
- on(d.scroller, "mousewheel", function (e) { return onScrollWheel(cm, e); });
7993
- on(d.scroller, "DOMMouseScroll", function (e) { return onScrollWheel(cm, e); });
7994
-
7995
- // Prevent wrapper from ever scrolling
7996
- on(d.wrapper, "scroll", function () { return d.wrapper.scrollTop = d.wrapper.scrollLeft = 0; });
7997
-
7998
- d.dragFunctions = {
7999
- enter: function (e) {if (!signalDOMEvent(cm, e)) { e_stop(e); }},
8000
- over: function (e) {if (!signalDOMEvent(cm, e)) { onDragOver(cm, e); e_stop(e); }},
8001
- start: function (e) { return onDragStart(cm, e); },
8002
- drop: operation(cm, onDrop),
8003
- leave: function (e) {if (!signalDOMEvent(cm, e)) { clearDragCursor(cm); }}
8004
- };
8005
-
8006
- var inp = d.input.getField();
8007
- on(inp, "keyup", function (e) { return onKeyUp.call(cm, e); });
8008
- on(inp, "keydown", operation(cm, onKeyDown));
8009
- on(inp, "keypress", operation(cm, onKeyPress));
8010
- on(inp, "focus", function (e) { return onFocus(cm, e); });
8011
- on(inp, "blur", function (e) { return onBlur(cm, e); });
8012
- }
8013
-
8014
- var initHooks = [];
8015
- CodeMirror.defineInitHook = function (f) { return initHooks.push(f); };
8016
-
8017
- // Indent the given line. The how parameter can be "smart",
8018
- // "add"/null, "subtract", or "prev". When aggressive is false
8019
- // (typically set to true for forced single-line indents), empty
8020
- // lines are not indented, and places where the mode returns Pass
8021
- // are left alone.
8022
- function indentLine(cm, n, how, aggressive) {
8023
- var doc = cm.doc, state;
8024
- if (how == null) { how = "add"; }
8025
- if (how == "smart") {
8026
- // Fall back to "prev" when the mode doesn't have an indentation
8027
- // method.
8028
- if (!doc.mode.indent) { how = "prev"; }
8029
- else { state = getContextBefore(cm, n).state; }
8030
- }
8031
-
8032
- var tabSize = cm.options.tabSize;
8033
- var line = getLine(doc, n), curSpace = countColumn(line.text, null, tabSize);
8034
- if (line.stateAfter) { line.stateAfter = null; }
8035
- var curSpaceString = line.text.match(/^\s*/)[0], indentation;
8036
- if (!aggressive && !/\S/.test(line.text)) {
8037
- indentation = 0;
8038
- how = "not";
8039
- } else if (how == "smart") {
8040
- indentation = doc.mode.indent(state, line.text.slice(curSpaceString.length), line.text);
8041
- if (indentation == Pass || indentation > 150) {
8042
- if (!aggressive) { return }
8043
- how = "prev";
8044
- }
8045
- }
8046
- if (how == "prev") {
8047
- if (n > doc.first) { indentation = countColumn(getLine(doc, n-1).text, null, tabSize); }
8048
- else { indentation = 0; }
8049
- } else if (how == "add") {
8050
- indentation = curSpace + cm.options.indentUnit;
8051
- } else if (how == "subtract") {
8052
- indentation = curSpace - cm.options.indentUnit;
8053
- } else if (typeof how == "number") {
8054
- indentation = curSpace + how;
8055
- }
8056
- indentation = Math.max(0, indentation);
8057
-
8058
- var indentString = "", pos = 0;
8059
- if (cm.options.indentWithTabs)
8060
- { for (var i = Math.floor(indentation / tabSize); i; --i) {pos += tabSize; indentString += "\t";} }
8061
- if (pos < indentation) { indentString += spaceStr(indentation - pos); }
8062
-
8063
- if (indentString != curSpaceString) {
8064
- replaceRange(doc, indentString, Pos(n, 0), Pos(n, curSpaceString.length), "+input");
8065
- line.stateAfter = null;
8066
- return true
8067
- } else {
8068
- // Ensure that, if the cursor was in the whitespace at the start
8069
- // of the line, it is moved to the end of that space.
8070
- for (var i$1 = 0; i$1 < doc.sel.ranges.length; i$1++) {
8071
- var range = doc.sel.ranges[i$1];
8072
- if (range.head.line == n && range.head.ch < curSpaceString.length) {
8073
- var pos$1 = Pos(n, curSpaceString.length);
8074
- replaceOneSelection(doc, i$1, new Range(pos$1, pos$1));
8075
- break
8076
- }
8077
- }
8078
- }
8079
- }
8080
-
8081
- // This will be set to a {lineWise: bool, text: [string]} object, so
8082
- // that, when pasting, we know what kind of selections the copied
8083
- // text was made out of.
8084
- var lastCopied = null;
8085
-
8086
- function setLastCopied(newLastCopied) {
8087
- lastCopied = newLastCopied;
8088
- }
8089
-
8090
- function applyTextInput(cm, inserted, deleted, sel, origin) {
8091
- var doc = cm.doc;
8092
- cm.display.shift = false;
8093
- if (!sel) { sel = doc.sel; }
8094
-
8095
- var recent = +new Date - 200;
8096
- var paste = origin == "paste" || cm.state.pasteIncoming > recent;
8097
- var textLines = splitLinesAuto(inserted), multiPaste = null;
8098
- // When pasting N lines into N selections, insert one line per selection
8099
- if (paste && sel.ranges.length > 1) {
8100
- if (lastCopied && lastCopied.text.join("\n") == inserted) {
8101
- if (sel.ranges.length % lastCopied.text.length == 0) {
8102
- multiPaste = [];
8103
- for (var i = 0; i < lastCopied.text.length; i++)
8104
- { multiPaste.push(doc.splitLines(lastCopied.text[i])); }
8105
- }
8106
- } else if (textLines.length == sel.ranges.length && cm.options.pasteLinesPerSelection) {
8107
- multiPaste = map(textLines, function (l) { return [l]; });
8108
- }
8109
- }
8110
-
8111
- var updateInput = cm.curOp.updateInput;
8112
- // Normal behavior is to insert the new text into every selection
8113
- for (var i$1 = sel.ranges.length - 1; i$1 >= 0; i$1--) {
8114
- var range$$1 = sel.ranges[i$1];
8115
- var from = range$$1.from(), to = range$$1.to();
8116
- if (range$$1.empty()) {
8117
- if (deleted && deleted > 0) // Handle deletion
8118
- { from = Pos(from.line, from.ch - deleted); }
8119
- else if (cm.state.overwrite && !paste) // Handle overwrite
8120
- { to = Pos(to.line, Math.min(getLine(doc, to.line).text.length, to.ch + lst(textLines).length)); }
8121
- else if (paste && lastCopied && lastCopied.lineWise && lastCopied.text.join("\n") == inserted)
8122
- { from = to = Pos(from.line, 0); }
8123
- }
8124
- var changeEvent = {from: from, to: to, text: multiPaste ? multiPaste[i$1 % multiPaste.length] : textLines,
8125
- origin: origin || (paste ? "paste" : cm.state.cutIncoming > recent ? "cut" : "+input")};
8126
- makeChange(cm.doc, changeEvent);
8127
- signalLater(cm, "inputRead", cm, changeEvent);
8128
- }
8129
- if (inserted && !paste)
8130
- { triggerElectric(cm, inserted); }
8131
-
8132
- ensureCursorVisible(cm);
8133
- if (cm.curOp.updateInput < 2) { cm.curOp.updateInput = updateInput; }
8134
- cm.curOp.typing = true;
8135
- cm.state.pasteIncoming = cm.state.cutIncoming = -1;
8136
- }
8137
-
8138
- function handlePaste(e, cm) {
8139
- var pasted = e.clipboardData && e.clipboardData.getData("Text");
8140
- if (pasted) {
8141
- e.preventDefault();
8142
- if (!cm.isReadOnly() && !cm.options.disableInput)
8143
- { runInOp(cm, function () { return applyTextInput(cm, pasted, 0, null, "paste"); }); }
8144
- return true
8145
- }
8146
- }
8147
-
8148
- function triggerElectric(cm, inserted) {
8149
- // When an 'electric' character is inserted, immediately trigger a reindent
8150
- if (!cm.options.electricChars || !cm.options.smartIndent) { return }
8151
- var sel = cm.doc.sel;
8152
-
8153
- for (var i = sel.ranges.length - 1; i >= 0; i--) {
8154
- var range$$1 = sel.ranges[i];
8155
- if (range$$1.head.ch > 100 || (i && sel.ranges[i - 1].head.line == range$$1.head.line)) { continue }
8156
- var mode = cm.getModeAt(range$$1.head);
8157
- var indented = false;
8158
- if (mode.electricChars) {
8159
- for (var j = 0; j < mode.electricChars.length; j++)
8160
- { if (inserted.indexOf(mode.electricChars.charAt(j)) > -1) {
8161
- indented = indentLine(cm, range$$1.head.line, "smart");
8162
- break
8163
- } }
8164
- } else if (mode.electricInput) {
8165
- if (mode.electricInput.test(getLine(cm.doc, range$$1.head.line).text.slice(0, range$$1.head.ch)))
8166
- { indented = indentLine(cm, range$$1.head.line, "smart"); }
8167
- }
8168
- if (indented) { signalLater(cm, "electricInput", cm, range$$1.head.line); }
8169
- }
8170
- }
8171
-
8172
- function copyableRanges(cm) {
8173
- var text = [], ranges = [];
8174
- for (var i = 0; i < cm.doc.sel.ranges.length; i++) {
8175
- var line = cm.doc.sel.ranges[i].head.line;
8176
- var lineRange = {anchor: Pos(line, 0), head: Pos(line + 1, 0)};
8177
- ranges.push(lineRange);
8178
- text.push(cm.getRange(lineRange.anchor, lineRange.head));
8179
- }
8180
- return {text: text, ranges: ranges}
8181
- }
8182
-
8183
- function disableBrowserMagic(field, spellcheck, autocorrect, autocapitalize) {
8184
- field.setAttribute("autocorrect", autocorrect ? "" : "off");
8185
- field.setAttribute("autocapitalize", autocapitalize ? "" : "off");
8186
- field.setAttribute("spellcheck", !!spellcheck);
8187
- }
8188
-
8189
- function hiddenTextarea() {
8190
- var te = elt("textarea", null, null, "position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none");
8191
- var div = elt("div", [te], null, "overflow: hidden; position: relative; width: 3px; height: 0px;");
8192
- // The textarea is kept positioned near the cursor to prevent the
8193
- // fact that it'll be scrolled into view on input from scrolling
8194
- // our fake cursor out of view. On webkit, when wrap=off, paste is
8195
- // very slow. So make the area wide instead.
8196
- if (webkit) { te.style.width = "1000px"; }
8197
- else { te.setAttribute("wrap", "off"); }
8198
- // If border: 0; -- iOS fails to open keyboard (issue #1287)
8199
- if (ios) { te.style.border = "1px solid black"; }
8200
- disableBrowserMagic(te);
8201
- return div
8202
- }
8203
-
8204
- // The publicly visible API. Note that methodOp(f) means
8205
- // 'wrap f in an operation, performed on its `this` parameter'.
8206
-
8207
- // This is not the complete set of editor methods. Most of the
8208
- // methods defined on the Doc type are also injected into
8209
- // CodeMirror.prototype, for backwards compatibility and
8210
- // convenience.
8211
-
8212
- function addEditorMethods(CodeMirror) {
8213
- var optionHandlers = CodeMirror.optionHandlers;
8214
-
8215
- var helpers = CodeMirror.helpers = {};
8216
-
8217
- CodeMirror.prototype = {
8218
- constructor: CodeMirror,
8219
- focus: function(){window.focus(); this.display.input.focus();},
8220
-
8221
- setOption: function(option, value) {
8222
- var options = this.options, old = options[option];
8223
- if (options[option] == value && option != "mode") { return }
8224
- options[option] = value;
8225
- if (optionHandlers.hasOwnProperty(option))
8226
- { operation(this, optionHandlers[option])(this, value, old); }
8227
- signal(this, "optionChange", this, option);
8228
- },
8229
-
8230
- getOption: function(option) {return this.options[option]},
8231
- getDoc: function() {return this.doc},
8232
-
8233
- addKeyMap: function(map$$1, bottom) {
8234
- this.state.keyMaps[bottom ? "push" : "unshift"](getKeyMap(map$$1));
8235
- },
8236
- removeKeyMap: function(map$$1) {
8237
- var maps = this.state.keyMaps;
8238
- for (var i = 0; i < maps.length; ++i)
8239
- { if (maps[i] == map$$1 || maps[i].name == map$$1) {
8240
- maps.splice(i, 1);
8241
- return true
8242
- } }
8243
- },
8244
-
8245
- addOverlay: methodOp(function(spec, options) {
8246
- var mode = spec.token ? spec : CodeMirror.getMode(this.options, spec);
8247
- if (mode.startState) { throw new Error("Overlays may not be stateful.") }
8248
- insertSorted(this.state.overlays,
8249
- {mode: mode, modeSpec: spec, opaque: options && options.opaque,
8250
- priority: (options && options.priority) || 0},
8251
- function (overlay) { return overlay.priority; });
8252
- this.state.modeGen++;
8253
- regChange(this);
8254
- }),
8255
- removeOverlay: methodOp(function(spec) {
8256
- var this$1 = this;
8257
-
8258
- var overlays = this.state.overlays;
8259
- for (var i = 0; i < overlays.length; ++i) {
8260
- var cur = overlays[i].modeSpec;
8261
- if (cur == spec || typeof spec == "string" && cur.name == spec) {
8262
- overlays.splice(i, 1);
8263
- this$1.state.modeGen++;
8264
- regChange(this$1);
8265
- return
8266
- }
8267
- }
8268
- }),
8269
-
8270
- indentLine: methodOp(function(n, dir, aggressive) {
8271
- if (typeof dir != "string" && typeof dir != "number") {
8272
- if (dir == null) { dir = this.options.smartIndent ? "smart" : "prev"; }
8273
- else { dir = dir ? "add" : "subtract"; }
8274
- }
8275
- if (isLine(this.doc, n)) { indentLine(this, n, dir, aggressive); }
8276
- }),
8277
- indentSelection: methodOp(function(how) {
8278
- var this$1 = this;
8279
-
8280
- var ranges = this.doc.sel.ranges, end = -1;
8281
- for (var i = 0; i < ranges.length; i++) {
8282
- var range$$1 = ranges[i];
8283
- if (!range$$1.empty()) {
8284
- var from = range$$1.from(), to = range$$1.to();
8285
- var start = Math.max(end, from.line);
8286
- end = Math.min(this$1.lastLine(), to.line - (to.ch ? 0 : 1)) + 1;
8287
- for (var j = start; j < end; ++j)
8288
- { indentLine(this$1, j, how); }
8289
- var newRanges = this$1.doc.sel.ranges;
8290
- if (from.ch == 0 && ranges.length == newRanges.length && newRanges[i].from().ch > 0)
8291
- { replaceOneSelection(this$1.doc, i, new Range(from, newRanges[i].to()), sel_dontScroll); }
8292
- } else if (range$$1.head.line > end) {
8293
- indentLine(this$1, range$$1.head.line, how, true);
8294
- end = range$$1.head.line;
8295
- if (i == this$1.doc.sel.primIndex) { ensureCursorVisible(this$1); }
8296
- }
8297
- }
8298
- }),
8299
-
8300
- // Fetch the parser token for a given character. Useful for hacks
8301
- // that want to inspect the mode state (say, for completion).
8302
- getTokenAt: function(pos, precise) {
8303
- return takeToken(this, pos, precise)
8304
- },
8305
-
8306
- getLineTokens: function(line, precise) {
8307
- return takeToken(this, Pos(line), precise, true)
8308
- },
8309
-
8310
- getTokenTypeAt: function(pos) {
8311
- pos = clipPos(this.doc, pos);
8312
- var styles = getLineStyles(this, getLine(this.doc, pos.line));
8313
- var before = 0, after = (styles.length - 1) / 2, ch = pos.ch;
8314
- var type;
8315
- if (ch == 0) { type = styles[2]; }
8316
- else { for (;;) {
8317
- var mid = (before + after) >> 1;
8318
- if ((mid ? styles[mid * 2 - 1] : 0) >= ch) { after = mid; }
8319
- else if (styles[mid * 2 + 1] < ch) { before = mid + 1; }
8320
- else { type = styles[mid * 2 + 2]; break }
8321
- } }
8322
- var cut = type ? type.indexOf("overlay ") : -1;
8323
- return cut < 0 ? type : cut == 0 ? null : type.slice(0, cut - 1)
8324
- },
8325
-
8326
- getModeAt: function(pos) {
8327
- var mode = this.doc.mode;
8328
- if (!mode.innerMode) { return mode }
8329
- return CodeMirror.innerMode(mode, this.getTokenAt(pos).state).mode
8330
- },
8331
-
8332
- getHelper: function(pos, type) {
8333
- return this.getHelpers(pos, type)[0]
8334
- },
8335
-
8336
- getHelpers: function(pos, type) {
8337
- var this$1 = this;
8338
-
8339
- var found = [];
8340
- if (!helpers.hasOwnProperty(type)) { return found }
8341
- var help = helpers[type], mode = this.getModeAt(pos);
8342
- if (typeof mode[type] == "string") {
8343
- if (help[mode[type]]) { found.push(help[mode[type]]); }
8344
- } else if (mode[type]) {
8345
- for (var i = 0; i < mode[type].length; i++) {
8346
- var val = help[mode[type][i]];
8347
- if (val) { found.push(val); }
8348
- }
8349
- } else if (mode.helperType && help[mode.helperType]) {
8350
- found.push(help[mode.helperType]);
8351
- } else if (help[mode.name]) {
8352
- found.push(help[mode.name]);
8353
- }
8354
- for (var i$1 = 0; i$1 < help._global.length; i$1++) {
8355
- var cur = help._global[i$1];
8356
- if (cur.pred(mode, this$1) && indexOf(found, cur.val) == -1)
8357
- { found.push(cur.val); }
8358
- }
8359
- return found
8360
- },
8361
-
8362
- getStateAfter: function(line, precise) {
8363
- var doc = this.doc;
8364
- line = clipLine(doc, line == null ? doc.first + doc.size - 1: line);
8365
- return getContextBefore(this, line + 1, precise).state
8366
- },
8367
-
8368
- cursorCoords: function(start, mode) {
8369
- var pos, range$$1 = this.doc.sel.primary();
8370
- if (start == null) { pos = range$$1.head; }
8371
- else if (typeof start == "object") { pos = clipPos(this.doc, start); }
8372
- else { pos = start ? range$$1.from() : range$$1.to(); }
8373
- return cursorCoords(this, pos, mode || "page")
8374
- },
8375
-
8376
- charCoords: function(pos, mode) {
8377
- return charCoords(this, clipPos(this.doc, pos), mode || "page")
8378
- },
8379
-
8380
- coordsChar: function(coords, mode) {
8381
- coords = fromCoordSystem(this, coords, mode || "page");
8382
- return coordsChar(this, coords.left, coords.top)
8383
- },
8384
-
8385
- lineAtHeight: function(height, mode) {
8386
- height = fromCoordSystem(this, {top: height, left: 0}, mode || "page").top;
8387
- return lineAtHeight(this.doc, height + this.display.viewOffset)
8388
- },
8389
- heightAtLine: function(line, mode, includeWidgets) {
8390
- var end = false, lineObj;
8391
- if (typeof line == "number") {
8392
- var last = this.doc.first + this.doc.size - 1;
8393
- if (line < this.doc.first) { line = this.doc.first; }
8394
- else if (line > last) { line = last; end = true; }
8395
- lineObj = getLine(this.doc, line);
8396
- } else {
8397
- lineObj = line;
8398
- }
8399
- return intoCoordSystem(this, lineObj, {top: 0, left: 0}, mode || "page", includeWidgets || end).top +
8400
- (end ? this.doc.height - heightAtLine(lineObj) : 0)
8401
- },
8402
-
8403
- defaultTextHeight: function() { return textHeight(this.display) },
8404
- defaultCharWidth: function() { return charWidth(this.display) },
8405
-
8406
- getViewport: function() { return {from: this.display.viewFrom, to: this.display.viewTo}},
8407
-
8408
- addWidget: function(pos, node, scroll, vert, horiz) {
8409
- var display = this.display;
8410
- pos = cursorCoords(this, clipPos(this.doc, pos));
8411
- var top = pos.bottom, left = pos.left;
8412
- node.style.position = "absolute";
8413
- node.setAttribute("cm-ignore-events", "true");
8414
- this.display.input.setUneditable(node);
8415
- display.sizer.appendChild(node);
8416
- if (vert == "over") {
8417
- top = pos.top;
8418
- } else if (vert == "above" || vert == "near") {
8419
- var vspace = Math.max(display.wrapper.clientHeight, this.doc.height),
8420
- hspace = Math.max(display.sizer.clientWidth, display.lineSpace.clientWidth);
8421
- // Default to positioning above (if specified and possible); otherwise default to positioning below
8422
- if ((vert == 'above' || pos.bottom + node.offsetHeight > vspace) && pos.top > node.offsetHeight)
8423
- { top = pos.top - node.offsetHeight; }
8424
- else if (pos.bottom + node.offsetHeight <= vspace)
8425
- { top = pos.bottom; }
8426
- if (left + node.offsetWidth > hspace)
8427
- { left = hspace - node.offsetWidth; }
8428
- }
8429
- node.style.top = top + "px";
8430
- node.style.left = node.style.right = "";
8431
- if (horiz == "right") {
8432
- left = display.sizer.clientWidth - node.offsetWidth;
8433
- node.style.right = "0px";
8434
- } else {
8435
- if (horiz == "left") { left = 0; }
8436
- else if (horiz == "middle") { left = (display.sizer.clientWidth - node.offsetWidth) / 2; }
8437
- node.style.left = left + "px";
8438
- }
8439
- if (scroll)
8440
- { scrollIntoView(this, {left: left, top: top, right: left + node.offsetWidth, bottom: top + node.offsetHeight}); }
8441
- },
8442
-
8443
- triggerOnKeyDown: methodOp(onKeyDown),
8444
- triggerOnKeyPress: methodOp(onKeyPress),
8445
- triggerOnKeyUp: onKeyUp,
8446
- triggerOnMouseDown: methodOp(onMouseDown),
8447
-
8448
- execCommand: function(cmd) {
8449
- if (commands.hasOwnProperty(cmd))
8450
- { return commands[cmd].call(null, this) }
8451
- },
8452
-
8453
- triggerElectric: methodOp(function(text) { triggerElectric(this, text); }),
8454
-
8455
- findPosH: function(from, amount, unit, visually) {
8456
- var this$1 = this;
8457
-
8458
- var dir = 1;
8459
- if (amount < 0) { dir = -1; amount = -amount; }
8460
- var cur = clipPos(this.doc, from);
8461
- for (var i = 0; i < amount; ++i) {
8462
- cur = findPosH(this$1.doc, cur, dir, unit, visually);
8463
- if (cur.hitSide) { break }
8464
- }
8465
- return cur
8466
- },
8467
-
8468
- moveH: methodOp(function(dir, unit) {
8469
- var this$1 = this;
8470
-
8471
- this.extendSelectionsBy(function (range$$1) {
8472
- if (this$1.display.shift || this$1.doc.extend || range$$1.empty())
8473
- { return findPosH(this$1.doc, range$$1.head, dir, unit, this$1.options.rtlMoveVisually) }
8474
- else
8475
- { return dir < 0 ? range$$1.from() : range$$1.to() }
8476
- }, sel_move);
8477
- }),
8478
-
8479
- deleteH: methodOp(function(dir, unit) {
8480
- var sel = this.doc.sel, doc = this.doc;
8481
- if (sel.somethingSelected())
8482
- { doc.replaceSelection("", null, "+delete"); }
8483
- else
8484
- { deleteNearSelection(this, function (range$$1) {
8485
- var other = findPosH(doc, range$$1.head, dir, unit, false);
8486
- return dir < 0 ? {from: other, to: range$$1.head} : {from: range$$1.head, to: other}
8487
- }); }
8488
- }),
8489
-
8490
- findPosV: function(from, amount, unit, goalColumn) {
8491
- var this$1 = this;
8492
-
8493
- var dir = 1, x = goalColumn;
8494
- if (amount < 0) { dir = -1; amount = -amount; }
8495
- var cur = clipPos(this.doc, from);
8496
- for (var i = 0; i < amount; ++i) {
8497
- var coords = cursorCoords(this$1, cur, "div");
8498
- if (x == null) { x = coords.left; }
8499
- else { coords.left = x; }
8500
- cur = findPosV(this$1, coords, dir, unit);
8501
- if (cur.hitSide) { break }
8502
- }
8503
- return cur
8504
- },
8505
-
8506
- moveV: methodOp(function(dir, unit) {
8507
- var this$1 = this;
8508
-
8509
- var doc = this.doc, goals = [];
8510
- var collapse = !this.display.shift && !doc.extend && doc.sel.somethingSelected();
8511
- doc.extendSelectionsBy(function (range$$1) {
8512
- if (collapse)
8513
- { return dir < 0 ? range$$1.from() : range$$1.to() }
8514
- var headPos = cursorCoords(this$1, range$$1.head, "div");
8515
- if (range$$1.goalColumn != null) { headPos.left = range$$1.goalColumn; }
8516
- goals.push(headPos.left);
8517
- var pos = findPosV(this$1, headPos, dir, unit);
8518
- if (unit == "page" && range$$1 == doc.sel.primary())
8519
- { addToScrollTop(this$1, charCoords(this$1, pos, "div").top - headPos.top); }
8520
- return pos
8521
- }, sel_move);
8522
- if (goals.length) { for (var i = 0; i < doc.sel.ranges.length; i++)
8523
- { doc.sel.ranges[i].goalColumn = goals[i]; } }
8524
- }),
8525
-
8526
- // Find the word at the given position (as returned by coordsChar).
8527
- findWordAt: function(pos) {
8528
- var doc = this.doc, line = getLine(doc, pos.line).text;
8529
- var start = pos.ch, end = pos.ch;
8530
- if (line) {
8531
- var helper = this.getHelper(pos, "wordChars");
8532
- if ((pos.sticky == "before" || end == line.length) && start) { --start; } else { ++end; }
8533
- var startChar = line.charAt(start);
8534
- var check = isWordChar(startChar, helper)
8535
- ? function (ch) { return isWordChar(ch, helper); }
8536
- : /\s/.test(startChar) ? function (ch) { return /\s/.test(ch); }
8537
- : function (ch) { return (!/\s/.test(ch) && !isWordChar(ch)); };
8538
- while (start > 0 && check(line.charAt(start - 1))) { --start; }
8539
- while (end < line.length && check(line.charAt(end))) { ++end; }
8540
- }
8541
- return new Range(Pos(pos.line, start), Pos(pos.line, end))
8542
- },
8543
-
8544
- toggleOverwrite: function(value) {
8545
- if (value != null && value == this.state.overwrite) { return }
8546
- if (this.state.overwrite = !this.state.overwrite)
8547
- { addClass(this.display.cursorDiv, "CodeMirror-overwrite"); }
8548
- else
8549
- { rmClass(this.display.cursorDiv, "CodeMirror-overwrite"); }
8550
-
8551
- signal(this, "overwriteToggle", this, this.state.overwrite);
8552
- },
8553
- hasFocus: function() { return this.display.input.getField() == activeElt() },
8554
- isReadOnly: function() { return !!(this.options.readOnly || this.doc.cantEdit) },
8555
-
8556
- scrollTo: methodOp(function (x, y) { scrollToCoords(this, x, y); }),
8557
- getScrollInfo: function() {
8558
- var scroller = this.display.scroller;
8559
- return {left: scroller.scrollLeft, top: scroller.scrollTop,
8560
- height: scroller.scrollHeight - scrollGap(this) - this.display.barHeight,
8561
- width: scroller.scrollWidth - scrollGap(this) - this.display.barWidth,
8562
- clientHeight: displayHeight(this), clientWidth: displayWidth(this)}
8563
- },
8564
-
8565
- scrollIntoView: methodOp(function(range$$1, margin) {
8566
- if (range$$1 == null) {
8567
- range$$1 = {from: this.doc.sel.primary().head, to: null};
8568
- if (margin == null) { margin = this.options.cursorScrollMargin; }
8569
- } else if (typeof range$$1 == "number") {
8570
- range$$1 = {from: Pos(range$$1, 0), to: null};
8571
- } else if (range$$1.from == null) {
8572
- range$$1 = {from: range$$1, to: null};
8573
- }
8574
- if (!range$$1.to) { range$$1.to = range$$1.from; }
8575
- range$$1.margin = margin || 0;
8576
-
8577
- if (range$$1.from.line != null) {
8578
- scrollToRange(this, range$$1);
8579
- } else {
8580
- scrollToCoordsRange(this, range$$1.from, range$$1.to, range$$1.margin);
8581
- }
8582
- }),
8583
-
8584
- setSize: methodOp(function(width, height) {
8585
- var this$1 = this;
8586
-
8587
- var interpret = function (val) { return typeof val == "number" || /^\d+$/.test(String(val)) ? val + "px" : val; };
8588
- if (width != null) { this.display.wrapper.style.width = interpret(width); }
8589
- if (height != null) { this.display.wrapper.style.height = interpret(height); }
8590
- if (this.options.lineWrapping) { clearLineMeasurementCache(this); }
8591
- var lineNo$$1 = this.display.viewFrom;
8592
- this.doc.iter(lineNo$$1, this.display.viewTo, function (line) {
8593
- if (line.widgets) { for (var i = 0; i < line.widgets.length; i++)
8594
- { if (line.widgets[i].noHScroll) { regLineChange(this$1, lineNo$$1, "widget"); break } } }
8595
- ++lineNo$$1;
8596
- });
8597
- this.curOp.forceUpdate = true;
8598
- signal(this, "refresh", this);
8599
- }),
8600
-
8601
- operation: function(f){return runInOp(this, f)},
8602
- startOperation: function(){return startOperation(this)},
8603
- endOperation: function(){return endOperation(this)},
8604
-
8605
- refresh: methodOp(function() {
8606
- var oldHeight = this.display.cachedTextHeight;
8607
- regChange(this);
8608
- this.curOp.forceUpdate = true;
8609
- clearCaches(this);
8610
- scrollToCoords(this, this.doc.scrollLeft, this.doc.scrollTop);
8611
- updateGutterSpace(this.display);
8612
- if (oldHeight == null || Math.abs(oldHeight - textHeight(this.display)) > .5)
8613
- { estimateLineHeights(this); }
8614
- signal(this, "refresh", this);
8615
- }),
8616
-
8617
- swapDoc: methodOp(function(doc) {
8618
- var old = this.doc;
8619
- old.cm = null;
8620
- // Cancel the current text selection if any (#5821)
8621
- if (this.state.selectingText) { this.state.selectingText(); }
8622
- attachDoc(this, doc);
8623
- clearCaches(this);
8624
- this.display.input.reset();
8625
- scrollToCoords(this, doc.scrollLeft, doc.scrollTop);
8626
- this.curOp.forceScroll = true;
8627
- signalLater(this, "swapDoc", this, old);
8628
- return old
8629
- }),
8630
-
8631
- phrase: function(phraseText) {
8632
- var phrases = this.options.phrases;
8633
- return phrases && Object.prototype.hasOwnProperty.call(phrases, phraseText) ? phrases[phraseText] : phraseText
8634
- },
8635
-
8636
- getInputField: function(){return this.display.input.getField()},
8637
- getWrapperElement: function(){return this.display.wrapper},
8638
- getScrollerElement: function(){return this.display.scroller},
8639
- getGutterElement: function(){return this.display.gutters}
8640
- };
8641
- eventMixin(CodeMirror);
8642
-
8643
- CodeMirror.registerHelper = function(type, name, value) {
8644
- if (!helpers.hasOwnProperty(type)) { helpers[type] = CodeMirror[type] = {_global: []}; }
8645
- helpers[type][name] = value;
8646
- };
8647
- CodeMirror.registerGlobalHelper = function(type, name, predicate, value) {
8648
- CodeMirror.registerHelper(type, name, value);
8649
- helpers[type]._global.push({pred: predicate, val: value});
8650
- };
8651
- }
8652
-
8653
- // Used for horizontal relative motion. Dir is -1 or 1 (left or
8654
- // right), unit can be "char", "column" (like char, but doesn't
8655
- // cross line boundaries), "word" (across next word), or "group" (to
8656
- // the start of next group of word or non-word-non-whitespace
8657
- // chars). The visually param controls whether, in right-to-left
8658
- // text, direction 1 means to move towards the next index in the
8659
- // string, or towards the character to the right of the current
8660
- // position. The resulting position will have a hitSide=true
8661
- // property if it reached the end of the document.
8662
- function findPosH(doc, pos, dir, unit, visually) {
8663
- var oldPos = pos;
8664
- var origDir = dir;
8665
- var lineObj = getLine(doc, pos.line);
8666
- function findNextLine() {
8667
- var l = pos.line + dir;
8668
- if (l < doc.first || l >= doc.first + doc.size) { return false }
8669
- pos = new Pos(l, pos.ch, pos.sticky);
8670
- return lineObj = getLine(doc, l)
8671
- }
8672
- function moveOnce(boundToLine) {
8673
- var next;
8674
- if (visually) {
8675
- next = moveVisually(doc.cm, lineObj, pos, dir);
8676
- } else {
8677
- next = moveLogically(lineObj, pos, dir);
8678
- }
8679
- if (next == null) {
8680
- if (!boundToLine && findNextLine())
8681
- { pos = endOfLine(visually, doc.cm, lineObj, pos.line, dir); }
8682
- else
8683
- { return false }
8684
- } else {
8685
- pos = next;
8686
- }
8687
- return true
8688
- }
8689
-
8690
- if (unit == "char") {
8691
- moveOnce();
8692
- } else if (unit == "column") {
8693
- moveOnce(true);
8694
- } else if (unit == "word" || unit == "group") {
8695
- var sawType = null, group = unit == "group";
8696
- var helper = doc.cm && doc.cm.getHelper(pos, "wordChars");
8697
- for (var first = true;; first = false) {
8698
- if (dir < 0 && !moveOnce(!first)) { break }
8699
- var cur = lineObj.text.charAt(pos.ch) || "\n";
8700
- var type = isWordChar(cur, helper) ? "w"
8701
- : group && cur == "\n" ? "n"
8702
- : !group || /\s/.test(cur) ? null
8703
- : "p";
8704
- if (group && !first && !type) { type = "s"; }
8705
- if (sawType && sawType != type) {
8706
- if (dir < 0) {dir = 1; moveOnce(); pos.sticky = "after";}
8707
- break
8708
- }
8709
-
8710
- if (type) { sawType = type; }
8711
- if (dir > 0 && !moveOnce(!first)) { break }
8712
- }
8713
- }
8714
- var result = skipAtomic(doc, pos, oldPos, origDir, true);
8715
- if (equalCursorPos(oldPos, result)) { result.hitSide = true; }
8716
- return result
8717
- }
8718
-
8719
- // For relative vertical movement. Dir may be -1 or 1. Unit can be
8720
- // "page" or "line". The resulting position will have a hitSide=true
8721
- // property if it reached the end of the document.
8722
- function findPosV(cm, pos, dir, unit) {
8723
- var doc = cm.doc, x = pos.left, y;
8724
- if (unit == "page") {
8725
- var pageSize = Math.min(cm.display.wrapper.clientHeight, window.innerHeight || document.documentElement.clientHeight);
8726
- var moveAmount = Math.max(pageSize - .5 * textHeight(cm.display), 3);
8727
- y = (dir > 0 ? pos.bottom : pos.top) + dir * moveAmount;
8728
-
8729
- } else if (unit == "line") {
8730
- y = dir > 0 ? pos.bottom + 3 : pos.top - 3;
8731
- }
8732
- var target;
8733
- for (;;) {
8734
- target = coordsChar(cm, x, y);
8735
- if (!target.outside) { break }
8736
- if (dir < 0 ? y <= 0 : y >= doc.height) { target.hitSide = true; break }
8737
- y += dir * 5;
8738
- }
8739
- return target
8740
- }
8741
-
8742
- // CONTENTEDITABLE INPUT STYLE
8743
-
8744
- var ContentEditableInput = function(cm) {
8745
- this.cm = cm;
8746
- this.lastAnchorNode = this.lastAnchorOffset = this.lastFocusNode = this.lastFocusOffset = null;
8747
- this.polling = new Delayed();
8748
- this.composing = null;
8749
- this.gracePeriod = false;
8750
- this.readDOMTimeout = null;
8751
- };
8752
-
8753
- ContentEditableInput.prototype.init = function (display) {
8754
- var this$1 = this;
8755
-
8756
- var input = this, cm = input.cm;
8757
- var div = input.div = display.lineDiv;
8758
- disableBrowserMagic(div, cm.options.spellcheck, cm.options.autocorrect, cm.options.autocapitalize);
8759
-
8760
- on(div, "paste", function (e) {
8761
- if (signalDOMEvent(cm, e) || handlePaste(e, cm)) { return }
8762
- // IE doesn't fire input events, so we schedule a read for the pasted content in this way
8763
- if (ie_version <= 11) { setTimeout(operation(cm, function () { return this$1.updateFromDOM(); }), 20); }
8764
- });
8765
-
8766
- on(div, "compositionstart", function (e) {
8767
- this$1.composing = {data: e.data, done: false};
8768
- });
8769
- on(div, "compositionupdate", function (e) {
8770
- if (!this$1.composing) { this$1.composing = {data: e.data, done: false}; }
8771
- });
8772
- on(div, "compositionend", function (e) {
8773
- if (this$1.composing) {
8774
- if (e.data != this$1.composing.data) { this$1.readFromDOMSoon(); }
8775
- this$1.composing.done = true;
8776
- }
8777
- });
8778
-
8779
- on(div, "touchstart", function () { return input.forceCompositionEnd(); });
8780
-
8781
- on(div, "input", function () {
8782
- if (!this$1.composing) { this$1.readFromDOMSoon(); }
8783
- });
8784
-
8785
- function onCopyCut(e) {
8786
- if (signalDOMEvent(cm, e)) { return }
8787
- if (cm.somethingSelected()) {
8788
- setLastCopied({lineWise: false, text: cm.getSelections()});
8789
- if (e.type == "cut") { cm.replaceSelection("", null, "cut"); }
8790
- } else if (!cm.options.lineWiseCopyCut) {
8791
- return
8792
- } else {
8793
- var ranges = copyableRanges(cm);
8794
- setLastCopied({lineWise: true, text: ranges.text});
8795
- if (e.type == "cut") {
8796
- cm.operation(function () {
8797
- cm.setSelections(ranges.ranges, 0, sel_dontScroll);
8798
- cm.replaceSelection("", null, "cut");
8799
- });
8800
- }
8801
- }
8802
- if (e.clipboardData) {
8803
- e.clipboardData.clearData();
8804
- var content = lastCopied.text.join("\n");
8805
- // iOS exposes the clipboard API, but seems to discard content inserted into it
8806
- e.clipboardData.setData("Text", content);
8807
- if (e.clipboardData.getData("Text") == content) {
8808
- e.preventDefault();
8809
- return
8810
- }
8811
- }
8812
- // Old-fashioned briefly-focus-a-textarea hack
8813
- var kludge = hiddenTextarea(), te = kludge.firstChild;
8814
- cm.display.lineSpace.insertBefore(kludge, cm.display.lineSpace.firstChild);
8815
- te.value = lastCopied.text.join("\n");
8816
- var hadFocus = document.activeElement;
8817
- selectInput(te);
8818
- setTimeout(function () {
8819
- cm.display.lineSpace.removeChild(kludge);
8820
- hadFocus.focus();
8821
- if (hadFocus == div) { input.showPrimarySelection(); }
8822
- }, 50);
8823
- }
8824
- on(div, "copy", onCopyCut);
8825
- on(div, "cut", onCopyCut);
8826
- };
8827
-
8828
- ContentEditableInput.prototype.prepareSelection = function () {
8829
- var result = prepareSelection(this.cm, false);
8830
- result.focus = this.cm.state.focused;
8831
- return result
8832
- };
8833
-
8834
- ContentEditableInput.prototype.showSelection = function (info, takeFocus) {
8835
- if (!info || !this.cm.display.view.length) { return }
8836
- if (info.focus || takeFocus) { this.showPrimarySelection(); }
8837
- this.showMultipleSelections(info);
8838
- };
8839
-
8840
- ContentEditableInput.prototype.getSelection = function () {
8841
- return this.cm.display.wrapper.ownerDocument.getSelection()
8842
- };
8843
-
8844
- ContentEditableInput.prototype.showPrimarySelection = function () {
8845
- var sel = this.getSelection(), cm = this.cm, prim = cm.doc.sel.primary();
8846
- var from = prim.from(), to = prim.to();
8847
-
8848
- if (cm.display.viewTo == cm.display.viewFrom || from.line >= cm.display.viewTo || to.line < cm.display.viewFrom) {
8849
- sel.removeAllRanges();
8850
- return
8851
- }
8852
-
8853
- var curAnchor = domToPos(cm, sel.anchorNode, sel.anchorOffset);
8854
- var curFocus = domToPos(cm, sel.focusNode, sel.focusOffset);
8855
- if (curAnchor && !curAnchor.bad && curFocus && !curFocus.bad &&
8856
- cmp(minPos(curAnchor, curFocus), from) == 0 &&
8857
- cmp(maxPos(curAnchor, curFocus), to) == 0)
8858
- { return }
8859
-
8860
- var view = cm.display.view;
8861
- var start = (from.line >= cm.display.viewFrom && posToDOM(cm, from)) ||
8862
- {node: view[0].measure.map[2], offset: 0};
8863
- var end = to.line < cm.display.viewTo && posToDOM(cm, to);
8864
- if (!end) {
8865
- var measure = view[view.length - 1].measure;
8866
- var map$$1 = measure.maps ? measure.maps[measure.maps.length - 1] : measure.map;
8867
- end = {node: map$$1[map$$1.length - 1], offset: map$$1[map$$1.length - 2] - map$$1[map$$1.length - 3]};
8868
- }
8869
-
8870
- if (!start || !end) {
8871
- sel.removeAllRanges();
8872
- return
8873
- }
8874
-
8875
- var old = sel.rangeCount && sel.getRangeAt(0), rng;
8876
- try { rng = range(start.node, start.offset, end.offset, end.node); }
8877
- catch(e) {} // Our model of the DOM might be outdated, in which case the range we try to set can be impossible
8878
- if (rng) {
8879
- if (!gecko && cm.state.focused) {
8880
- sel.collapse(start.node, start.offset);
8881
- if (!rng.collapsed) {
8882
- sel.removeAllRanges();
8883
- sel.addRange(rng);
8884
- }
8885
- } else {
8886
- sel.removeAllRanges();
8887
- sel.addRange(rng);
8888
- }
8889
- if (old && sel.anchorNode == null) { sel.addRange(old); }
8890
- else if (gecko) { this.startGracePeriod(); }
8891
- }
8892
- this.rememberSelection();
8893
- };
8894
-
8895
- ContentEditableInput.prototype.startGracePeriod = function () {
8896
- var this$1 = this;
8897
-
8898
- clearTimeout(this.gracePeriod);
8899
- this.gracePeriod = setTimeout(function () {
8900
- this$1.gracePeriod = false;
8901
- if (this$1.selectionChanged())
8902
- { this$1.cm.operation(function () { return this$1.cm.curOp.selectionChanged = true; }); }
8903
- }, 20);
8904
- };
8905
-
8906
- ContentEditableInput.prototype.showMultipleSelections = function (info) {
8907
- removeChildrenAndAdd(this.cm.display.cursorDiv, info.cursors);
8908
- removeChildrenAndAdd(this.cm.display.selectionDiv, info.selection);
8909
- };
8910
-
8911
- ContentEditableInput.prototype.rememberSelection = function () {
8912
- var sel = this.getSelection();
8913
- this.lastAnchorNode = sel.anchorNode; this.lastAnchorOffset = sel.anchorOffset;
8914
- this.lastFocusNode = sel.focusNode; this.lastFocusOffset = sel.focusOffset;
8915
- };
8916
-
8917
- ContentEditableInput.prototype.selectionInEditor = function () {
8918
- var sel = this.getSelection();
8919
- if (!sel.rangeCount) { return false }
8920
- var node = sel.getRangeAt(0).commonAncestorContainer;
8921
- return contains(this.div, node)
8922
- };
8923
-
8924
- ContentEditableInput.prototype.focus = function () {
8925
- if (this.cm.options.readOnly != "nocursor") {
8926
- if (!this.selectionInEditor())
8927
- { this.showSelection(this.prepareSelection(), true); }
8928
- this.div.focus();
8929
- }
8930
- };
8931
- ContentEditableInput.prototype.blur = function () { this.div.blur(); };
8932
- ContentEditableInput.prototype.getField = function () { return this.div };
8933
-
8934
- ContentEditableInput.prototype.supportsTouch = function () { return true };
8935
-
8936
- ContentEditableInput.prototype.receivedFocus = function () {
8937
- var input = this;
8938
- if (this.selectionInEditor())
8939
- { this.pollSelection(); }
8940
- else
8941
- { runInOp(this.cm, function () { return input.cm.curOp.selectionChanged = true; }); }
8942
-
8943
- function poll() {
8944
- if (input.cm.state.focused) {
8945
- input.pollSelection();
8946
- input.polling.set(input.cm.options.pollInterval, poll);
8947
- }
8948
- }
8949
- this.polling.set(this.cm.options.pollInterval, poll);
8950
- };
8951
-
8952
- ContentEditableInput.prototype.selectionChanged = function () {
8953
- var sel = this.getSelection();
8954
- return sel.anchorNode != this.lastAnchorNode || sel.anchorOffset != this.lastAnchorOffset ||
8955
- sel.focusNode != this.lastFocusNode || sel.focusOffset != this.lastFocusOffset
8956
- };
8957
-
8958
- ContentEditableInput.prototype.pollSelection = function () {
8959
- if (this.readDOMTimeout != null || this.gracePeriod || !this.selectionChanged()) { return }
8960
- var sel = this.getSelection(), cm = this.cm;
8961
- // On Android Chrome (version 56, at least), backspacing into an
8962
- // uneditable block element will put the cursor in that element,
8963
- // and then, because it's not editable, hide the virtual keyboard.
8964
- // Because Android doesn't allow us to actually detect backspace
8965
- // presses in a sane way, this code checks for when that happens
8966
- // and simulates a backspace press in this case.
8967
- if (android && chrome && this.cm.display.gutterSpecs.length && isInGutter(sel.anchorNode)) {
8968
- this.cm.triggerOnKeyDown({type: "keydown", keyCode: 8, preventDefault: Math.abs});
8969
- this.blur();
8970
- this.focus();
8971
- return
8972
- }
8973
- if (this.composing) { return }
8974
- this.rememberSelection();
8975
- var anchor = domToPos(cm, sel.anchorNode, sel.anchorOffset);
8976
- var head = domToPos(cm, sel.focusNode, sel.focusOffset);
8977
- if (anchor && head) { runInOp(cm, function () {
8978
- setSelection(cm.doc, simpleSelection(anchor, head), sel_dontScroll);
8979
- if (anchor.bad || head.bad) { cm.curOp.selectionChanged = true; }
8980
- }); }
8981
- };
8982
-
8983
- ContentEditableInput.prototype.pollContent = function () {
8984
- if (this.readDOMTimeout != null) {
8985
- clearTimeout(this.readDOMTimeout);
8986
- this.readDOMTimeout = null;
8987
- }
8988
-
8989
- var cm = this.cm, display = cm.display, sel = cm.doc.sel.primary();
8990
- var from = sel.from(), to = sel.to();
8991
- if (from.ch == 0 && from.line > cm.firstLine())
8992
- { from = Pos(from.line - 1, getLine(cm.doc, from.line - 1).length); }
8993
- if (to.ch == getLine(cm.doc, to.line).text.length && to.line < cm.lastLine())
8994
- { to = Pos(to.line + 1, 0); }
8995
- if (from.line < display.viewFrom || to.line > display.viewTo - 1) { return false }
8996
-
8997
- var fromIndex, fromLine, fromNode;
8998
- if (from.line == display.viewFrom || (fromIndex = findViewIndex(cm, from.line)) == 0) {
8999
- fromLine = lineNo(display.view[0].line);
9000
- fromNode = display.view[0].node;
9001
- } else {
9002
- fromLine = lineNo(display.view[fromIndex].line);
9003
- fromNode = display.view[fromIndex - 1].node.nextSibling;
9004
- }
9005
- var toIndex = findViewIndex(cm, to.line);
9006
- var toLine, toNode;
9007
- if (toIndex == display.view.length - 1) {
9008
- toLine = display.viewTo - 1;
9009
- toNode = display.lineDiv.lastChild;
9010
- } else {
9011
- toLine = lineNo(display.view[toIndex + 1].line) - 1;
9012
- toNode = display.view[toIndex + 1].node.previousSibling;
9013
- }
9014
-
9015
- if (!fromNode) { return false }
9016
- var newText = cm.doc.splitLines(domTextBetween(cm, fromNode, toNode, fromLine, toLine));
9017
- var oldText = getBetween(cm.doc, Pos(fromLine, 0), Pos(toLine, getLine(cm.doc, toLine).text.length));
9018
- while (newText.length > 1 && oldText.length > 1) {
9019
- if (lst(newText) == lst(oldText)) { newText.pop(); oldText.pop(); toLine--; }
9020
- else if (newText[0] == oldText[0]) { newText.shift(); oldText.shift(); fromLine++; }
9021
- else { break }
9022
- }
9023
-
9024
- var cutFront = 0, cutEnd = 0;
9025
- var newTop = newText[0], oldTop = oldText[0], maxCutFront = Math.min(newTop.length, oldTop.length);
9026
- while (cutFront < maxCutFront && newTop.charCodeAt(cutFront) == oldTop.charCodeAt(cutFront))
9027
- { ++cutFront; }
9028
- var newBot = lst(newText), oldBot = lst(oldText);
9029
- var maxCutEnd = Math.min(newBot.length - (newText.length == 1 ? cutFront : 0),
9030
- oldBot.length - (oldText.length == 1 ? cutFront : 0));
9031
- while (cutEnd < maxCutEnd &&
9032
- newBot.charCodeAt(newBot.length - cutEnd - 1) == oldBot.charCodeAt(oldBot.length - cutEnd - 1))
9033
- { ++cutEnd; }
9034
- // Try to move start of change to start of selection if ambiguous
9035
- if (newText.length == 1 && oldText.length == 1 && fromLine == from.line) {
9036
- while (cutFront && cutFront > from.ch &&
9037
- newBot.charCodeAt(newBot.length - cutEnd - 1) == oldBot.charCodeAt(oldBot.length - cutEnd - 1)) {
9038
- cutFront--;
9039
- cutEnd++;
9040
- }
9041
- }
9042
-
9043
- newText[newText.length - 1] = newBot.slice(0, newBot.length - cutEnd).replace(/^\u200b+/, "");
9044
- newText[0] = newText[0].slice(cutFront).replace(/\u200b+$/, "");
9045
-
9046
- var chFrom = Pos(fromLine, cutFront);
9047
- var chTo = Pos(toLine, oldText.length ? lst(oldText).length - cutEnd : 0);
9048
- if (newText.length > 1 || newText[0] || cmp(chFrom, chTo)) {
9049
- replaceRange(cm.doc, newText, chFrom, chTo, "+input");
9050
- return true
9051
- }
9052
- };
9053
-
9054
- ContentEditableInput.prototype.ensurePolled = function () {
9055
- this.forceCompositionEnd();
9056
- };
9057
- ContentEditableInput.prototype.reset = function () {
9058
- this.forceCompositionEnd();
9059
- };
9060
- ContentEditableInput.prototype.forceCompositionEnd = function () {
9061
- if (!this.composing) { return }
9062
- clearTimeout(this.readDOMTimeout);
9063
- this.composing = null;
9064
- this.updateFromDOM();
9065
- this.div.blur();
9066
- this.div.focus();
9067
- };
9068
- ContentEditableInput.prototype.readFromDOMSoon = function () {
9069
- var this$1 = this;
9070
-
9071
- if (this.readDOMTimeout != null) { return }
9072
- this.readDOMTimeout = setTimeout(function () {
9073
- this$1.readDOMTimeout = null;
9074
- if (this$1.composing) {
9075
- if (this$1.composing.done) { this$1.composing = null; }
9076
- else { return }
9077
- }
9078
- this$1.updateFromDOM();
9079
- }, 80);
9080
- };
9081
-
9082
- ContentEditableInput.prototype.updateFromDOM = function () {
9083
- var this$1 = this;
9084
-
9085
- if (this.cm.isReadOnly() || !this.pollContent())
9086
- { runInOp(this.cm, function () { return regChange(this$1.cm); }); }
9087
- };
9088
-
9089
- ContentEditableInput.prototype.setUneditable = function (node) {
9090
- node.contentEditable = "false";
9091
- };
9092
-
9093
- ContentEditableInput.prototype.onKeyPress = function (e) {
9094
- if (e.charCode == 0 || this.composing) { return }
9095
- e.preventDefault();
9096
- if (!this.cm.isReadOnly())
9097
- { operation(this.cm, applyTextInput)(this.cm, String.fromCharCode(e.charCode == null ? e.keyCode : e.charCode), 0); }
9098
- };
9099
-
9100
- ContentEditableInput.prototype.readOnlyChanged = function (val) {
9101
- this.div.contentEditable = String(val != "nocursor");
9102
- };
9103
-
9104
- ContentEditableInput.prototype.onContextMenu = function () {};
9105
- ContentEditableInput.prototype.resetPosition = function () {};
9106
-
9107
- ContentEditableInput.prototype.needsContentAttribute = true;
9108
-
9109
- function posToDOM(cm, pos) {
9110
- var view = findViewForLine(cm, pos.line);
9111
- if (!view || view.hidden) { return null }
9112
- var line = getLine(cm.doc, pos.line);
9113
- var info = mapFromLineView(view, line, pos.line);
9114
-
9115
- var order = getOrder(line, cm.doc.direction), side = "left";
9116
- if (order) {
9117
- var partPos = getBidiPartAt(order, pos.ch);
9118
- side = partPos % 2 ? "right" : "left";
9119
- }
9120
- var result = nodeAndOffsetInLineMap(info.map, pos.ch, side);
9121
- result.offset = result.collapse == "right" ? result.end : result.start;
9122
- return result
9123
- }
9124
-
9125
- function isInGutter(node) {
9126
- for (var scan = node; scan; scan = scan.parentNode)
9127
- { if (/CodeMirror-gutter-wrapper/.test(scan.className)) { return true } }
9128
- return false
9129
- }
9130
-
9131
- function badPos(pos, bad) { if (bad) { pos.bad = true; } return pos }
9132
-
9133
- function domTextBetween(cm, from, to, fromLine, toLine) {
9134
- var text = "", closing = false, lineSep = cm.doc.lineSeparator(), extraLinebreak = false;
9135
- function recognizeMarker(id) { return function (marker) { return marker.id == id; } }
9136
- function close() {
9137
- if (closing) {
9138
- text += lineSep;
9139
- if (extraLinebreak) { text += lineSep; }
9140
- closing = extraLinebreak = false;
9141
- }
9142
- }
9143
- function addText(str) {
9144
- if (str) {
9145
- close();
9146
- text += str;
9147
- }
9148
- }
9149
- function walk(node) {
9150
- if (node.nodeType == 1) {
9151
- var cmText = node.getAttribute("cm-text");
9152
- if (cmText) {
9153
- addText(cmText);
9154
- return
9155
- }
9156
- var markerID = node.getAttribute("cm-marker"), range$$1;
9157
- if (markerID) {
9158
- var found = cm.findMarks(Pos(fromLine, 0), Pos(toLine + 1, 0), recognizeMarker(+markerID));
9159
- if (found.length && (range$$1 = found[0].find(0)))
9160
- { addText(getBetween(cm.doc, range$$1.from, range$$1.to).join(lineSep)); }
9161
- return
9162
- }
9163
- if (node.getAttribute("contenteditable") == "false") { return }
9164
- var isBlock = /^(pre|div|p|li|table|br)$/i.test(node.nodeName);
9165
- if (!/^br$/i.test(node.nodeName) && node.textContent.length == 0) { return }
9166
-
9167
- if (isBlock) { close(); }
9168
- for (var i = 0; i < node.childNodes.length; i++)
9169
- { walk(node.childNodes[i]); }
9170
-
9171
- if (/^(pre|p)$/i.test(node.nodeName)) { extraLinebreak = true; }
9172
- if (isBlock) { closing = true; }
9173
- } else if (node.nodeType == 3) {
9174
- addText(node.nodeValue.replace(/\u200b/g, "").replace(/\u00a0/g, " "));
9175
- }
9176
- }
9177
- for (;;) {
9178
- walk(from);
9179
- if (from == to) { break }
9180
- from = from.nextSibling;
9181
- extraLinebreak = false;
9182
- }
9183
- return text
9184
- }
9185
-
9186
- function domToPos(cm, node, offset) {
9187
- var lineNode;
9188
- if (node == cm.display.lineDiv) {
9189
- lineNode = cm.display.lineDiv.childNodes[offset];
9190
- if (!lineNode) { return badPos(cm.clipPos(Pos(cm.display.viewTo - 1)), true) }
9191
- node = null; offset = 0;
9192
- } else {
9193
- for (lineNode = node;; lineNode = lineNode.parentNode) {
9194
- if (!lineNode || lineNode == cm.display.lineDiv) { return null }
9195
- if (lineNode.parentNode && lineNode.parentNode == cm.display.lineDiv) { break }
9196
- }
9197
- }
9198
- for (var i = 0; i < cm.display.view.length; i++) {
9199
- var lineView = cm.display.view[i];
9200
- if (lineView.node == lineNode)
9201
- { return locateNodeInLineView(lineView, node, offset) }
9202
- }
9203
- }
9204
-
9205
- function locateNodeInLineView(lineView, node, offset) {
9206
- var wrapper = lineView.text.firstChild, bad = false;
9207
- if (!node || !contains(wrapper, node)) { return badPos(Pos(lineNo(lineView.line), 0), true) }
9208
- if (node == wrapper) {
9209
- bad = true;
9210
- node = wrapper.childNodes[offset];
9211
- offset = 0;
9212
- if (!node) {
9213
- var line = lineView.rest ? lst(lineView.rest) : lineView.line;
9214
- return badPos(Pos(lineNo(line), line.text.length), bad)
9215
- }
9216
- }
9217
-
9218
- var textNode = node.nodeType == 3 ? node : null, topNode = node;
9219
- if (!textNode && node.childNodes.length == 1 && node.firstChild.nodeType == 3) {
9220
- textNode = node.firstChild;
9221
- if (offset) { offset = textNode.nodeValue.length; }
9222
- }
9223
- while (topNode.parentNode != wrapper) { topNode = topNode.parentNode; }
9224
- var measure = lineView.measure, maps = measure.maps;
9225
-
9226
- function find(textNode, topNode, offset) {
9227
- for (var i = -1; i < (maps ? maps.length : 0); i++) {
9228
- var map$$1 = i < 0 ? measure.map : maps[i];
9229
- for (var j = 0; j < map$$1.length; j += 3) {
9230
- var curNode = map$$1[j + 2];
9231
- if (curNode == textNode || curNode == topNode) {
9232
- var line = lineNo(i < 0 ? lineView.line : lineView.rest[i]);
9233
- var ch = map$$1[j] + offset;
9234
- if (offset < 0 || curNode != textNode) { ch = map$$1[j + (offset ? 1 : 0)]; }
9235
- return Pos(line, ch)
9236
- }
9237
- }
9238
- }
9239
- }
9240
- var found = find(textNode, topNode, offset);
9241
- if (found) { return badPos(found, bad) }
9242
-
9243
- // FIXME this is all really shaky. might handle the few cases it needs to handle, but likely to cause problems
9244
- for (var after = topNode.nextSibling, dist = textNode ? textNode.nodeValue.length - offset : 0; after; after = after.nextSibling) {
9245
- found = find(after, after.firstChild, 0);
9246
- if (found)
9247
- { return badPos(Pos(found.line, found.ch - dist), bad) }
9248
- else
9249
- { dist += after.textContent.length; }
9250
- }
9251
- for (var before = topNode.previousSibling, dist$1 = offset; before; before = before.previousSibling) {
9252
- found = find(before, before.firstChild, -1);
9253
- if (found)
9254
- { return badPos(Pos(found.line, found.ch + dist$1), bad) }
9255
- else
9256
- { dist$1 += before.textContent.length; }
9257
- }
9258
- }
9259
-
9260
- // TEXTAREA INPUT STYLE
9261
-
9262
- var TextareaInput = function(cm) {
9263
- this.cm = cm;
9264
- // See input.poll and input.reset
9265
- this.prevInput = "";
9266
-
9267
- // Flag that indicates whether we expect input to appear real soon
9268
- // now (after some event like 'keypress' or 'input') and are
9269
- // polling intensively.
9270
- this.pollingFast = false;
9271
- // Self-resetting timeout for the poller
9272
- this.polling = new Delayed();
9273
- // Used to work around IE issue with selection being forgotten when focus moves away from textarea
9274
- this.hasSelection = false;
9275
- this.composing = null;
9276
- };
9277
-
9278
- TextareaInput.prototype.init = function (display) {
9279
- var this$1 = this;
9280
-
9281
- var input = this, cm = this.cm;
9282
- this.createField(display);
9283
- var te = this.textarea;
9284
-
9285
- display.wrapper.insertBefore(this.wrapper, display.wrapper.firstChild);
9286
-
9287
- // Needed to hide big blue blinking cursor on Mobile Safari (doesn't seem to work in iOS 8 anymore)
9288
- if (ios) { te.style.width = "0px"; }
9289
-
9290
- on(te, "input", function () {
9291
- if (ie && ie_version >= 9 && this$1.hasSelection) { this$1.hasSelection = null; }
9292
- input.poll();
9293
- });
9294
-
9295
- on(te, "paste", function (e) {
9296
- if (signalDOMEvent(cm, e) || handlePaste(e, cm)) { return }
9297
-
9298
- cm.state.pasteIncoming = +new Date;
9299
- input.fastPoll();
9300
- });
9301
-
9302
- function prepareCopyCut(e) {
9303
- if (signalDOMEvent(cm, e)) { return }
9304
- if (cm.somethingSelected()) {
9305
- setLastCopied({lineWise: false, text: cm.getSelections()});
9306
- } else if (!cm.options.lineWiseCopyCut) {
9307
- return
9308
- } else {
9309
- var ranges = copyableRanges(cm);
9310
- setLastCopied({lineWise: true, text: ranges.text});
9311
- if (e.type == "cut") {
9312
- cm.setSelections(ranges.ranges, null, sel_dontScroll);
9313
- } else {
9314
- input.prevInput = "";
9315
- te.value = ranges.text.join("\n");
9316
- selectInput(te);
9317
- }
9318
- }
9319
- if (e.type == "cut") { cm.state.cutIncoming = +new Date; }
9320
- }
9321
- on(te, "cut", prepareCopyCut);
9322
- on(te, "copy", prepareCopyCut);
9323
-
9324
- on(display.scroller, "paste", function (e) {
9325
- if (eventInWidget(display, e) || signalDOMEvent(cm, e)) { return }
9326
- if (!te.dispatchEvent) {
9327
- cm.state.pasteIncoming = +new Date;
9328
- input.focus();
9329
- return
9330
- }
9331
-
9332
- // Pass the `paste` event to the textarea so it's handled by its event listener.
9333
- var event = new Event("paste");
9334
- event.clipboardData = e.clipboardData;
9335
- te.dispatchEvent(event);
9336
- });
9337
-
9338
- // Prevent normal selection in the editor (we handle our own)
9339
- on(display.lineSpace, "selectstart", function (e) {
9340
- if (!eventInWidget(display, e)) { e_preventDefault(e); }
9341
- });
9342
-
9343
- on(te, "compositionstart", function () {
9344
- var start = cm.getCursor("from");
9345
- if (input.composing) { input.composing.range.clear(); }
9346
- input.composing = {
9347
- start: start,
9348
- range: cm.markText(start, cm.getCursor("to"), {className: "CodeMirror-composing"})
9349
- };
9350
- });
9351
- on(te, "compositionend", function () {
9352
- if (input.composing) {
9353
- input.poll();
9354
- input.composing.range.clear();
9355
- input.composing = null;
9356
- }
9357
- });
9358
- };
9359
-
9360
- TextareaInput.prototype.createField = function (_display) {
9361
- // Wraps and hides input textarea
9362
- this.wrapper = hiddenTextarea();
9363
- // The semihidden textarea that is focused when the editor is
9364
- // focused, and receives input.
9365
- this.textarea = this.wrapper.firstChild;
9366
- };
9367
-
9368
- TextareaInput.prototype.prepareSelection = function () {
9369
- // Redraw the selection and/or cursor
9370
- var cm = this.cm, display = cm.display, doc = cm.doc;
9371
- var result = prepareSelection(cm);
9372
-
9373
- // Move the hidden textarea near the cursor to prevent scrolling artifacts
9374
- if (cm.options.moveInputWithCursor) {
9375
- var headPos = cursorCoords(cm, doc.sel.primary().head, "div");
9376
- var wrapOff = display.wrapper.getBoundingClientRect(), lineOff = display.lineDiv.getBoundingClientRect();
9377
- result.teTop = Math.max(0, Math.min(display.wrapper.clientHeight - 10,
9378
- headPos.top + lineOff.top - wrapOff.top));
9379
- result.teLeft = Math.max(0, Math.min(display.wrapper.clientWidth - 10,
9380
- headPos.left + lineOff.left - wrapOff.left));
9381
- }
9382
-
9383
- return result
9384
- };
9385
-
9386
- TextareaInput.prototype.showSelection = function (drawn) {
9387
- var cm = this.cm, display = cm.display;
9388
- removeChildrenAndAdd(display.cursorDiv, drawn.cursors);
9389
- removeChildrenAndAdd(display.selectionDiv, drawn.selection);
9390
- if (drawn.teTop != null) {
9391
- this.wrapper.style.top = drawn.teTop + "px";
9392
- this.wrapper.style.left = drawn.teLeft + "px";
9393
- }
9394
- };
9395
-
9396
- // Reset the input to correspond to the selection (or to be empty,
9397
- // when not typing and nothing is selected)
9398
- TextareaInput.prototype.reset = function (typing) {
9399
- if (this.contextMenuPending || this.composing) { return }
9400
- var cm = this.cm;
9401
- if (cm.somethingSelected()) {
9402
- this.prevInput = "";
9403
- var content = cm.getSelection();
9404
- this.textarea.value = content;
9405
- if (cm.state.focused) { selectInput(this.textarea); }
9406
- if (ie && ie_version >= 9) { this.hasSelection = content; }
9407
- } else if (!typing) {
9408
- this.prevInput = this.textarea.value = "";
9409
- if (ie && ie_version >= 9) { this.hasSelection = null; }
9410
- }
9411
- };
9412
-
9413
- TextareaInput.prototype.getField = function () { return this.textarea };
9414
-
9415
- TextareaInput.prototype.supportsTouch = function () { return false };
9416
-
9417
- TextareaInput.prototype.focus = function () {
9418
- if (this.cm.options.readOnly != "nocursor" && (!mobile || activeElt() != this.textarea)) {
9419
- try { this.textarea.focus(); }
9420
- catch (e) {} // IE8 will throw if the textarea is display: none or not in DOM
9421
- }
9422
- };
9423
-
9424
- TextareaInput.prototype.blur = function () { this.textarea.blur(); };
9425
-
9426
- TextareaInput.prototype.resetPosition = function () {
9427
- this.wrapper.style.top = this.wrapper.style.left = 0;
9428
- };
9429
-
9430
- TextareaInput.prototype.receivedFocus = function () { this.slowPoll(); };
9431
-
9432
- // Poll for input changes, using the normal rate of polling. This
9433
- // runs as long as the editor is focused.
9434
- TextareaInput.prototype.slowPoll = function () {
9435
- var this$1 = this;
9436
-
9437
- if (this.pollingFast) { return }
9438
- this.polling.set(this.cm.options.pollInterval, function () {
9439
- this$1.poll();
9440
- if (this$1.cm.state.focused) { this$1.slowPoll(); }
9441
- });
9442
- };
9443
-
9444
- // When an event has just come in that is likely to add or change
9445
- // something in the input textarea, we poll faster, to ensure that
9446
- // the change appears on the screen quickly.
9447
- TextareaInput.prototype.fastPoll = function () {
9448
- var missed = false, input = this;
9449
- input.pollingFast = true;
9450
- function p() {
9451
- var changed = input.poll();
9452
- if (!changed && !missed) {missed = true; input.polling.set(60, p);}
9453
- else {input.pollingFast = false; input.slowPoll();}
9454
- }
9455
- input.polling.set(20, p);
9456
- };
9457
-
9458
- // Read input from the textarea, and update the document to match.
9459
- // When something is selected, it is present in the textarea, and
9460
- // selected (unless it is huge, in which case a placeholder is
9461
- // used). When nothing is selected, the cursor sits after previously
9462
- // seen text (can be empty), which is stored in prevInput (we must
9463
- // not reset the textarea when typing, because that breaks IME).
9464
- TextareaInput.prototype.poll = function () {
9465
- var this$1 = this;
9466
-
9467
- var cm = this.cm, input = this.textarea, prevInput = this.prevInput;
9468
- // Since this is called a *lot*, try to bail out as cheaply as
9469
- // possible when it is clear that nothing happened. hasSelection
9470
- // will be the case when there is a lot of text in the textarea,
9471
- // in which case reading its value would be expensive.
9472
- if (this.contextMenuPending || !cm.state.focused ||
9473
- (hasSelection(input) && !prevInput && !this.composing) ||
9474
- cm.isReadOnly() || cm.options.disableInput || cm.state.keySeq)
9475
- { return false }
9476
-
9477
- var text = input.value;
9478
- // If nothing changed, bail.
9479
- if (text == prevInput && !cm.somethingSelected()) { return false }
9480
- // Work around nonsensical selection resetting in IE9/10, and
9481
- // inexplicable appearance of private area unicode characters on
9482
- // some key combos in Mac (#2689).
9483
- if (ie && ie_version >= 9 && this.hasSelection === text ||
9484
- mac && /[\uf700-\uf7ff]/.test(text)) {
9485
- cm.display.input.reset();
9486
- return false
9487
- }
9488
-
9489
- if (cm.doc.sel == cm.display.selForContextMenu) {
9490
- var first = text.charCodeAt(0);
9491
- if (first == 0x200b && !prevInput) { prevInput = "\u200b"; }
9492
- if (first == 0x21da) { this.reset(); return this.cm.execCommand("undo") }
9493
- }
9494
- // Find the part of the input that is actually new
9495
- var same = 0, l = Math.min(prevInput.length, text.length);
9496
- while (same < l && prevInput.charCodeAt(same) == text.charCodeAt(same)) { ++same; }
9497
-
9498
- runInOp(cm, function () {
9499
- applyTextInput(cm, text.slice(same), prevInput.length - same,
9500
- null, this$1.composing ? "*compose" : null);
9501
-
9502
- // Don't leave long text in the textarea, since it makes further polling slow
9503
- if (text.length > 1000 || text.indexOf("\n") > -1) { input.value = this$1.prevInput = ""; }
9504
- else { this$1.prevInput = text; }
9505
-
9506
- if (this$1.composing) {
9507
- this$1.composing.range.clear();
9508
- this$1.composing.range = cm.markText(this$1.composing.start, cm.getCursor("to"),
9509
- {className: "CodeMirror-composing"});
9510
- }
9511
- });
9512
- return true
9513
- };
9514
-
9515
- TextareaInput.prototype.ensurePolled = function () {
9516
- if (this.pollingFast && this.poll()) { this.pollingFast = false; }
9517
- };
9518
-
9519
- TextareaInput.prototype.onKeyPress = function () {
9520
- if (ie && ie_version >= 9) { this.hasSelection = null; }
9521
- this.fastPoll();
9522
- };
9523
-
9524
- TextareaInput.prototype.onContextMenu = function (e) {
9525
- var input = this, cm = input.cm, display = cm.display, te = input.textarea;
9526
- if (input.contextMenuPending) { input.contextMenuPending(); }
9527
- var pos = posFromMouse(cm, e), scrollPos = display.scroller.scrollTop;
9528
- if (!pos || presto) { return } // Opera is difficult.
9529
-
9530
- // Reset the current text selection only if the click is done outside of the selection
9531
- // and 'resetSelectionOnContextMenu' option is true.
9532
- var reset = cm.options.resetSelectionOnContextMenu;
9533
- if (reset && cm.doc.sel.contains(pos) == -1)
9534
- { operation(cm, setSelection)(cm.doc, simpleSelection(pos), sel_dontScroll); }
9535
-
9536
- var oldCSS = te.style.cssText, oldWrapperCSS = input.wrapper.style.cssText;
9537
- var wrapperBox = input.wrapper.offsetParent.getBoundingClientRect();
9538
- input.wrapper.style.cssText = "position: static";
9539
- te.style.cssText = "position: absolute; width: 30px; height: 30px;\n top: " + (e.clientY - wrapperBox.top - 5) + "px; left: " + (e.clientX - wrapperBox.left - 5) + "px;\n z-index: 1000; background: " + (ie ? "rgba(255, 255, 255, .05)" : "transparent") + ";\n outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);";
9540
- var oldScrollY;
9541
- if (webkit) { oldScrollY = window.scrollY; } // Work around Chrome issue (#2712)
9542
- display.input.focus();
9543
- if (webkit) { window.scrollTo(null, oldScrollY); }
9544
- display.input.reset();
9545
- // Adds "Select all" to context menu in FF
9546
- if (!cm.somethingSelected()) { te.value = input.prevInput = " "; }
9547
- input.contextMenuPending = rehide;
9548
- display.selForContextMenu = cm.doc.sel;
9549
- clearTimeout(display.detectingSelectAll);
9550
-
9551
- // Select-all will be greyed out if there's nothing to select, so
9552
- // this adds a zero-width space so that we can later check whether
9553
- // it got selected.
9554
- function prepareSelectAllHack() {
9555
- if (te.selectionStart != null) {
9556
- var selected = cm.somethingSelected();
9557
- var extval = "\u200b" + (selected ? te.value : "");
9558
- te.value = "\u21da"; // Used to catch context-menu undo
9559
- te.value = extval;
9560
- input.prevInput = selected ? "" : "\u200b";
9561
- te.selectionStart = 1; te.selectionEnd = extval.length;
9562
- // Re-set this, in case some other handler touched the
9563
- // selection in the meantime.
9564
- display.selForContextMenu = cm.doc.sel;
9565
- }
9566
- }
9567
- function rehide() {
9568
- if (input.contextMenuPending != rehide) { return }
9569
- input.contextMenuPending = false;
9570
- input.wrapper.style.cssText = oldWrapperCSS;
9571
- te.style.cssText = oldCSS;
9572
- if (ie && ie_version < 9) { display.scrollbars.setScrollTop(display.scroller.scrollTop = scrollPos); }
9573
-
9574
- // Try to detect the user choosing select-all
9575
- if (te.selectionStart != null) {
9576
- if (!ie || (ie && ie_version < 9)) { prepareSelectAllHack(); }
9577
- var i = 0, poll = function () {
9578
- if (display.selForContextMenu == cm.doc.sel && te.selectionStart == 0 &&
9579
- te.selectionEnd > 0 && input.prevInput == "\u200b") {
9580
- operation(cm, selectAll)(cm);
9581
- } else if (i++ < 10) {
9582
- display.detectingSelectAll = setTimeout(poll, 500);
9583
- } else {
9584
- display.selForContextMenu = null;
9585
- display.input.reset();
9586
- }
9587
- };
9588
- display.detectingSelectAll = setTimeout(poll, 200);
9589
- }
9590
- }
9591
-
9592
- if (ie && ie_version >= 9) { prepareSelectAllHack(); }
9593
- if (captureRightClick) {
9594
- e_stop(e);
9595
- var mouseup = function () {
9596
- off(window, "mouseup", mouseup);
9597
- setTimeout(rehide, 20);
9598
- };
9599
- on(window, "mouseup", mouseup);
9600
- } else {
9601
- setTimeout(rehide, 50);
9602
- }
9603
- };
9604
-
9605
- TextareaInput.prototype.readOnlyChanged = function (val) {
9606
- if (!val) { this.reset(); }
9607
- this.textarea.disabled = val == "nocursor";
9608
- };
9609
-
9610
- TextareaInput.prototype.setUneditable = function () {};
9611
-
9612
- TextareaInput.prototype.needsContentAttribute = false;
9613
-
9614
- function fromTextArea(textarea, options) {
9615
- options = options ? copyObj(options) : {};
9616
- options.value = textarea.value;
9617
- if (!options.tabindex && textarea.tabIndex)
9618
- { options.tabindex = textarea.tabIndex; }
9619
- if (!options.placeholder && textarea.placeholder)
9620
- { options.placeholder = textarea.placeholder; }
9621
- // Set autofocus to true if this textarea is focused, or if it has
9622
- // autofocus and no other element is focused.
9623
- if (options.autofocus == null) {
9624
- var hasFocus = activeElt();
9625
- options.autofocus = hasFocus == textarea ||
9626
- textarea.getAttribute("autofocus") != null && hasFocus == document.body;
9627
- }
9628
-
9629
- function save() {textarea.value = cm.getValue();}
9630
-
9631
- var realSubmit;
9632
- if (textarea.form) {
9633
- on(textarea.form, "submit", save);
9634
- // Deplorable hack to make the submit method do the right thing.
9635
- if (!options.leaveSubmitMethodAlone) {
9636
- var form = textarea.form;
9637
- realSubmit = form.submit;
9638
- try {
9639
- var wrappedSubmit = form.submit = function () {
9640
- save();
9641
- form.submit = realSubmit;
9642
- form.submit();
9643
- form.submit = wrappedSubmit;
9644
- };
9645
- } catch(e) {}
9646
- }
9647
- }
9648
-
9649
- options.finishInit = function (cm) {
9650
- cm.save = save;
9651
- cm.getTextArea = function () { return textarea; };
9652
- cm.toTextArea = function () {
9653
- cm.toTextArea = isNaN; // Prevent this from being ran twice
9654
- save();
9655
- textarea.parentNode.removeChild(cm.getWrapperElement());
9656
- textarea.style.display = "";
9657
- if (textarea.form) {
9658
- off(textarea.form, "submit", save);
9659
- if (typeof textarea.form.submit == "function")
9660
- { textarea.form.submit = realSubmit; }
9661
- }
9662
- };
9663
- };
9664
-
9665
- textarea.style.display = "none";
9666
- var cm = CodeMirror(function (node) { return textarea.parentNode.insertBefore(node, textarea.nextSibling); },
9667
- options);
9668
- return cm
9669
- }
9670
-
9671
- function addLegacyProps(CodeMirror) {
9672
- CodeMirror.off = off;
9673
- CodeMirror.on = on;
9674
- CodeMirror.wheelEventPixels = wheelEventPixels;
9675
- CodeMirror.Doc = Doc;
9676
- CodeMirror.splitLines = splitLinesAuto;
9677
- CodeMirror.countColumn = countColumn;
9678
- CodeMirror.findColumn = findColumn;
9679
- CodeMirror.isWordChar = isWordCharBasic;
9680
- CodeMirror.Pass = Pass;
9681
- CodeMirror.signal = signal;
9682
- CodeMirror.Line = Line;
9683
- CodeMirror.changeEnd = changeEnd;
9684
- CodeMirror.scrollbarModel = scrollbarModel;
9685
- CodeMirror.Pos = Pos;
9686
- CodeMirror.cmpPos = cmp;
9687
- CodeMirror.modes = modes;
9688
- CodeMirror.mimeModes = mimeModes;
9689
- CodeMirror.resolveMode = resolveMode;
9690
- CodeMirror.getMode = getMode;
9691
- CodeMirror.modeExtensions = modeExtensions;
9692
- CodeMirror.extendMode = extendMode;
9693
- CodeMirror.copyState = copyState;
9694
- CodeMirror.startState = startState;
9695
- CodeMirror.innerMode = innerMode;
9696
- CodeMirror.commands = commands;
9697
- CodeMirror.keyMap = keyMap;
9698
- CodeMirror.keyName = keyName;
9699
- CodeMirror.isModifierKey = isModifierKey;
9700
- CodeMirror.lookupKey = lookupKey;
9701
- CodeMirror.normalizeKeyMap = normalizeKeyMap;
9702
- CodeMirror.StringStream = StringStream;
9703
- CodeMirror.SharedTextMarker = SharedTextMarker;
9704
- CodeMirror.TextMarker = TextMarker;
9705
- CodeMirror.LineWidget = LineWidget;
9706
- CodeMirror.e_preventDefault = e_preventDefault;
9707
- CodeMirror.e_stopPropagation = e_stopPropagation;
9708
- CodeMirror.e_stop = e_stop;
9709
- CodeMirror.addClass = addClass;
9710
- CodeMirror.contains = contains;
9711
- CodeMirror.rmClass = rmClass;
9712
- CodeMirror.keyNames = keyNames;
9713
- }
9714
-
9715
- // EDITOR CONSTRUCTOR
9716
-
9717
- defineOptions(CodeMirror);
9718
-
9719
- addEditorMethods(CodeMirror);
9720
-
9721
- // Set up methods on CodeMirror's prototype to redirect to the editor's document.
9722
- var dontDelegate = "iter insert remove copy getEditor constructor".split(" ");
9723
- for (var prop in Doc.prototype) { if (Doc.prototype.hasOwnProperty(prop) && indexOf(dontDelegate, prop) < 0)
9724
- { CodeMirror.prototype[prop] = (function(method) {
9725
- return function() {return method.apply(this.doc, arguments)}
9726
- })(Doc.prototype[prop]); } }
9727
-
9728
- eventMixin(Doc);
9729
- CodeMirror.inputStyles = {"textarea": TextareaInput, "contenteditable": ContentEditableInput};
9730
-
9731
- // Extra arguments are stored as the mode's dependencies, which is
9732
- // used by (legacy) mechanisms like loadmode.js to automatically
9733
- // load a mode. (Preferred mechanism is the require/define calls.)
9734
- CodeMirror.defineMode = function(name/*, mode, …*/) {
9735
- if (!CodeMirror.defaults.mode && name != "null") { CodeMirror.defaults.mode = name; }
9736
- defineMode.apply(this, arguments);
9737
- };
9738
-
9739
- CodeMirror.defineMIME = defineMIME;
9740
-
9741
- // Minimal default mode.
9742
- CodeMirror.defineMode("null", function () { return ({token: function (stream) { return stream.skipToEnd(); }}); });
9743
- CodeMirror.defineMIME("text/plain", "null");
9744
-
9745
- // EXTENSIONS
9746
-
9747
- CodeMirror.defineExtension = function (name, func) {
9748
- CodeMirror.prototype[name] = func;
9749
- };
9750
- CodeMirror.defineDocExtension = function (name, func) {
9751
- Doc.prototype[name] = func;
9752
- };
9753
-
9754
- CodeMirror.fromTextArea = fromTextArea;
9755
-
9756
- addLegacyProps(CodeMirror);
9757
-
9758
- CodeMirror.version = "5.48.0";
9759
-
9760
- return CodeMirror;
9761
-
9762
- 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231
+ * Removed polygons labels settings placeholder when in OpenLayers engine, this is not supported by OpenLayers presently
232
+ * Removed legacy code which loaded internal version of CodeMirror
233
+ * Removed legacy code which allowed manual jQuery version to be loaded. This has been disabled for some time, however, code is now fully deprecated
234
+ * Deprecated some legacy functionality
235
+ * Updated stable tag to reflect version number correctly
236
+
237
  = 8.1.17 - 2021-10-13 =
238
  * Improved marker editor geocode usage to only geocode when an address has changed, or is being added for the first time. (Reduced API calls due to usage)
239
  * Fixed issue where editing a marker which has already been position adusted would trigger a geocode on the original address, moving the marker back to the original placement
1721
 
1722
 
1723
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
wpGoogleMaps.php CHANGED
@@ -3,7 +3,7 @@
3
  Plugin Name: WP Google Maps
4
  Plugin URI: https://www.wpgmaps.com
5
  Description: The easiest to use Google Maps plugin! Create custom Google Maps with high quality markers containing locations, descriptions, images and links. Add your customized map to your WordPress posts and/or pages quickly and easily with the supplied shortcode. No fuss.
6
- Version: 8.1.17
7
  Author: WP Google Maps
8
  Author URI: https://www.wpgmaps.com
9
  Text Domain: wp-google-maps
@@ -12,6 +12,15 @@ Domain Path: /languages
12
 
13
 
14
  /*
 
 
 
 
 
 
 
 
 
15
  * 8.1.17 - 2021-10-18
16
  * Improved marker editor geocode usage to only geocode when an address has changed, or is being added for the first time. (Reduced API calls due to usage)
17
  * Fixed issue where editing a marker which has already been position adusted would trigger a geocode on the original address, moving the marker back to the original placement
3
  Plugin Name: WP Google Maps
4
  Plugin URI: https://www.wpgmaps.com
5
  Description: The easiest to use Google Maps plugin! Create custom Google Maps with high quality markers containing locations, descriptions, images and links. Add your customized map to your WordPress posts and/or pages quickly and easily with the supplied shortcode. No fuss.
6
+ Version: 8.1.18
7
  Author: WP Google Maps
8
  Author URI: https://www.wpgmaps.com
9
  Text Domain: wp-google-maps
12
 
13
 
14
  /*
15
+ * 8.1.18 - 2021-11-02
16
+ * Improved sanitization, validation and escaping. Improving user editable content management, trace calls, and temporary variables
17
+ * Improved sanitization, validation and escaping on legacy code base. Code largely unused but has been addressed for additional security
18
+ * Removed polygons labels settings placeholder when in OpenLayers engine, this is not supported by OpenLayers presently
19
+ * Removed legacy code which loaded internal version of CodeMirror
20
+ * Removed legacy code which allowed manual jQuery version to be loaded. This has been disabled for some time, however, code is now fully deprecated
21
+ * Deprecated some legacy functionality
22
+ * Updated stable tag to reflect version number correctly
23
+ *
24
  * 8.1.17 - 2021-10-18
25
  * Improved marker editor geocode usage to only geocode when an address has changed, or is being added for the first time. (Reduced API calls due to usage)
26
  * Fixed issue where editing a marker which has already been position adusted would trigger a geocode on the original address, moving the marker back to the original placement