_source/core/_bootstrap.js

   1 /*
   2 Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.
   3 For licensing, see LICENSE.html or http://ckeditor.com/license
   4 */
   5
   6 /**
   7  * @fileOverview API initialization code.
   8  */
   9
  10 (function()
  11 {
  12         // Disable HC detaction in WebKit. (#5429)
  13         if ( CKEDITOR.env.webkit )
  14         {
  15                 CKEDITOR.env.hc = false;
  16                 return;
  17         }
  18
  19         // Check whether high contrast is active by creating a colored border.
  20         var hcDetect = CKEDITOR.dom.element.createFromHtml(
  21                 '<div style="width:0px;height:0px;position:absolute;left:-10000px;' +
  22                         'border: 1px solid;border-color: red blue;"></div>', CKEDITOR.document );
  23
  24         hcDetect.appendTo( CKEDITOR.document.getHead() );
  25
  26         // Update CKEDITOR.env.
  27         // Catch exception needed sometimes for FF. (#4230)
  28         try
  29         {
  30                 CKEDITOR.env.hc = hcDetect.getComputedStyle( 'border-top-color' ) == hcDetect.getComputedStyle( 'border-right-color' );
  31         }
  32         catch (e)
  33         {
  34                 CKEDITOR.env.hc = false;
  35         }
  36
  37         if ( CKEDITOR.env.hc )
  38                 CKEDITOR.env.cssClass += ' cke_hc';
  39
  40         hcDetect.remove();
  41 })();
  42
  43 // Load core plugins.
  44 CKEDITOR.plugins.load( CKEDITOR.config.corePlugins.split( ',' ), function()
  45         {
  46                 CKEDITOR.status = 'loaded';
  47                 CKEDITOR.fire( 'loaded' );
  48
  49                 // Process all instances created by the "basic" implementation.
  50                 var pending = CKEDITOR._.pending;
  51                 if ( pending )
  52                 {
  53                         delete CKEDITOR._.pending;
  54
  55                         for ( var i = 0 ; i < pending.length ; i++ )
  56                                 CKEDITOR.add( pending[ i ] );
  57                 }
  58         });
  59
  60 // Needed for IE6 to not request image (HTTP 200 or 304) for every CSS background. (#6187)
  61 if ( CKEDITOR.env.ie )
  62 {
  63         // Remove IE mouse flickering on IE6 because of background images.
  64         try
  65         {
  66                 document.execCommand( 'BackgroundImageCache', false, true );
  67         }
  68         catch (e)
  69         {
  70                 // We have been reported about loading problems caused by the above
  71                 // line. For safety, let's just ignore errors.
  72         }
  73 }
  74
  75 /**
  76  * Indicates that CKEditor is running on a High Contrast environment.
  77  * @name CKEDITOR.env.hc
  78  * @example
  79  * if ( CKEDITOR.env.hc )
  80  *     alert( 'You're running on High Contrast mode. The editor interface will get adapted to provide you a better experience.' );
  81  */
  82
  83 /**
  84  * Fired when a CKEDITOR core object is fully loaded and ready for interaction.
  85  * @name CKEDITOR#loaded
  86  * @event
  87  */