_source/plugins/wysiwygarea/plugin.js

   1 /*\r
   2 Copyright (c) 2003-2009, CKSource - Frederico Knabben. All rights reserved.\r
   3 For licensing, see LICENSE.html or http://ckeditor.com/license\r
   4 */\r
   5 \r
   6 /**\r
   7  * @fileOverview The "wysiwygarea" plugin. It registers the "wysiwyg" editing\r
   8  *              mode, which handles the main editing area space.\r
   9  */\r
  10 \r
  11 (function()\r
  12 {\r
  13         /**\r
  14          * List of elements in which has no way to move editing focus outside.\r
  15          */\r
  16         var nonExitableElementNames = { table:1,pre:1 };\r
  17         // Matching an empty paragraph at the end of document.\r
  18         var emptyParagraphRegexp = /\s*<(p|div|address|h\d|center)[^>]*>\s*(?:<br[^>]*>|&nbsp;|&#160;)\s*(:?<\/\1>)?\s*$/gi;\r
  19 \r
  20         function onInsertHtml( evt )\r
  21         {\r
  22                 if ( this.mode == 'wysiwyg' )\r
  23                 {\r
  24                         this.focus();\r
  25 \r
  26                         var selection = this.getSelection(),\r
  27                                 data = evt.data;\r
  28 \r
  29                         if ( this.dataProcessor )\r
  30                                 data = this.dataProcessor.toHtml( data );\r
  31 \r
  32                         if ( CKEDITOR.env.ie )\r
  33                         {\r
  34                                 var selIsLocked = selection.isLocked;\r
  35 \r
  36                                 if ( selIsLocked )\r
  37                                         selection.unlock();\r
  38 \r
  39                                 var $sel = selection.getNative();\r
  40                                 if ( $sel.type == 'Control' )\r
  41                                         $sel.clear();\r
  42                                 $sel.createRange().pasteHTML( data );\r
  43 \r
  44                                 if ( selIsLocked )\r
  45                                         this.getSelection().lock();\r
  46                         }\r
  47                         else\r
  48                                 this.document.$.execCommand( 'inserthtml', false, data );\r
  49                 }\r
  50         }\r
  51 \r
  52         function onInsertElement( evt )\r
  53         {\r
  54                 if ( this.mode == 'wysiwyg' )\r
  55                 {\r
  56                         this.focus();\r
  57                         this.fire( 'saveSnapshot' );\r
  58 \r
  59                         var element = evt.data,\r
  60                                 elementName = element.getName(),\r
  61                                 isBlock = CKEDITOR.dtd.$block[ elementName ];\r
  62 \r
  63                         var selection = this.getSelection(),\r
  64                                 ranges = selection.getRanges();\r
  65 \r
  66                         var selIsLocked = selection.isLocked;\r
  67 \r
  68                         if ( selIsLocked )\r
  69                                 selection.unlock();\r
  70 \r
  71                         var range, clone, lastElement, bookmark;\r
  72 \r
  73                         for ( var i = ranges.length - 1 ; i >= 0 ; i-- )\r
  74                         {\r
  75                                 range = ranges[ i ];\r
  76 \r
  77                                 // Remove the original contents.\r
  78                                 range.deleteContents();\r
  79 \r
  80                                 clone = !i && element || element.clone( true );\r
  81 \r
  82                                 // If we're inserting a block at dtd-violated position, split\r
  83                                 // the parent blocks until we reach blockLimit.\r
  84                                 var parent, dtd;\r
  85                                 if ( this.config.enterMode != CKEDITOR.ENTER_BR && isBlock )\r
  86                                 {\r
  87                                         while( ( parent = range.getCommonAncestor( false, true ) )\r
  88                                                         && ( dtd = CKEDITOR.dtd[ parent.getName() ] )\r
  89                                                         && !( dtd && dtd [ elementName ] ) )\r
  90                                         {\r
  91                                                 range.splitBlock();\r
  92                                         }\r
  93                                 }\r
  94 \r
  95                                 // Insert the new node.\r
  96                                 range.insertNode( clone );\r
  97 \r
  98                                 // Save the last element reference so we can make the\r
  99                                 // selection later.\r
 100                                 if ( !lastElement )\r
 101                                         lastElement = clone;\r
 102                         }\r
 103 \r
 104                         range.moveToPosition( lastElement, CKEDITOR.POSITION_AFTER_END );\r
 105 \r
 106                         var next = lastElement.getNextSourceNode( true );\r
 107                         if ( next && next.type == CKEDITOR.NODE_ELEMENT )\r
 108                                 range.moveToElementEditStart( next );\r
 109 \r
 110                         selection.selectRanges( [ range ] );\r
 111 \r
 112                         if ( selIsLocked )\r
 113                                 this.getSelection().lock();\r
 114 \r
 115                         // Save snaps after the whole execution completed.\r
 116                         // This's a workaround for make DOM modification's happened after\r
 117                         // 'insertElement' to be included either, e.g. Form-based dialogs' 'commitContents'\r
 118                         // call.\r
 119                         CKEDITOR.tools.setTimeout( function(){\r
 120                                 this.fire( 'saveSnapshot' );\r
 121                         }, 0, this );\r
 122                 }\r
 123         }\r
 124 \r
 125         /**\r
 126          *  Auto-fixing block-less content by wrapping paragraph (#3190), prevent\r
 127          *  non-exitable-block by padding extra br.(#3189)\r
 128          */\r
 129         function onSelectionChangeFixBody( evt )\r
 130         {\r
 131                 var editor = evt.editor,\r
 132                         path = evt.data.path,\r
 133                         blockLimit = path.blockLimit,\r
 134                         selection = evt.data.selection,\r
 135                         range = selection.getRanges()[0],\r
 136                         body = editor.document.getBody(),\r
 137                         enterMode = editor.config.enterMode;\r
 138 \r
 139                 // When enterMode set to block, we'll establing new paragraph only if we're\r
 140                 // selecting inline contents right under body. (#3657)\r
 141                 if ( enterMode != CKEDITOR.ENTER_BR\r
 142                      && range.collapsed\r
 143                          && blockLimit.getName() == 'body'\r
 144                          && !path.block )\r
 145                 {\r
 146                         var bms = selection.createBookmarks(),\r
 147                                 fixedBlock = range.fixBlock( true,\r
 148                                         editor.config.enterMode == CKEDITOR.ENTER_DIV ? 'div' : 'p'  );\r
 149 \r
 150                         // For IE, we'll be removing any bogus br ( introduce by fixing body )\r
 151                         // right now to prevent it introducing visual line break.\r
 152                         if ( CKEDITOR.env.ie )\r
 153                         {\r
 154                                 var brNodeList = fixedBlock.getElementsByTag( 'br' ), brNode;\r
 155                                 for ( var i = 0 ; i < brNodeList.count() ; i++ )\r
 156                                 {\r
 157                                         if( ( brNode = brNodeList.getItem( i ) ) && brNode.hasAttribute( '_cke_bogus' ) )\r
 158                                                 brNode.remove();\r
 159                                 }\r
 160                         }\r
 161 \r
 162                         selection.selectBookmarks( bms );\r
 163 \r
 164                         // If the fixed block is blank and is already followed by a exitable\r
 165                         // block, we should drop it and move to the exist block(#3684).\r
 166                         var children = fixedBlock.getChildren(),\r
 167                                 count = children.count(),\r
 168                                 firstChild,\r
 169                                 whitespaceGuard = CKEDITOR.dom.walker.whitespaces( true ),\r
 170                                 previousElement = fixedBlock.getPrevious( whitespaceGuard ),\r
 171                                 nextElement = fixedBlock.getNext( whitespaceGuard ),\r
 172                                 enterBlock;\r
 173                         if ( previousElement && previousElement.getName\r
 174                                  && !( previousElement.getName() in nonExitableElementNames ) )\r
 175                                 enterBlock = previousElement;\r
 176                         else if ( nextElement && nextElement.getName\r
 177                                           && !( nextElement.getName() in nonExitableElementNames ) )\r
 178                                 enterBlock = nextElement;\r
 179 \r
 180                         // Not all blocks are editable, e.g. <hr />, further checking it.(#3994)\r
 181                         if( ( !count\r
 182                                   || ( firstChild = children.getItem( 0 ) ) && firstChild.is && firstChild.is( 'br' ) )\r
 183                                 && enterBlock\r
 184                                 && range.moveToElementEditStart( enterBlock ) )\r
 185                         {\r
 186                                 fixedBlock.remove();\r
 187                                 range.select();\r
 188                         }\r
 189                 }\r
 190 \r
 191                 // Inserting the padding-br before body if it's preceded by an\r
 192                 // unexitable block.\r
 193                 var lastNode = body.getLast( CKEDITOR.dom.walker.whitespaces( true ) );\r
 194                 if ( lastNode && lastNode.getName && ( lastNode.getName() in nonExitableElementNames ) )\r
 195                 {\r
 196                         var paddingBlock = editor.document.createElement(\r
 197                                         ( CKEDITOR.env.ie && enterMode != CKEDITOR.ENTER_BR ) ?\r
 198                                                 '<br _cke_bogus="true" />' : 'br' );\r
 199                         body.append( paddingBlock );\r
 200                 }\r
 201         }\r
 202 \r
 203         CKEDITOR.plugins.add( 'wysiwygarea',\r
 204         {\r
 205                 requires : [ 'editingblock' ],\r
 206 \r
 207                 init : function( editor )\r
 208                 {\r
 209                         var fixForBody = ( editor.config.enterMode != CKEDITOR.ENTER_BR )\r
 210                                 ? editor.config.enterMode == CKEDITOR.ENTER_DIV ? 'div' : 'p' : false;\r
 211 \r
 212                         editor.on( 'editingBlockReady', function()\r
 213                                 {\r
 214                                         var mainElement,\r
 215                                                 fieldset,\r
 216                                                 iframe,\r
 217                                                 isLoadingData,\r
 218                                                 isPendingFocus,\r
 219                                                 frameLoaded,\r
 220                                                 fireMode;\r
 221 \r
 222                                         // Support for custom document.domain in IE.\r
 223                                         var isCustomDomain = CKEDITOR.env.isCustomDomain();\r
 224 \r
 225                                         // Creates the iframe that holds the editable document.\r
 226                                         var createIFrame = function()\r
 227                                         {\r
 228                                                 if ( iframe )\r
 229                                                         iframe.remove();\r
 230                                                 if ( fieldset )\r
 231                                                         fieldset.remove();\r
 232 \r
 233                                                 frameLoaded = 0;\r
 234                                                 // The document domain must be set within the src\r
 235                                                 // attribute;\r
 236                                                 // Defer the script execution until iframe\r
 237                                                 // has been added to main window, this is needed for some\r
 238                                                 // browsers which will begin to load the frame content\r
 239                                                 // prior to it's presentation in DOM.(#3894)\r
 240                                                 var src = 'void( '\r
 241                                                                 + ( CKEDITOR.env.gecko ? 'setTimeout' : '' ) + '( function(){' +\r
 242                                                                 'document.open();' +\r
 243                                                                 ( CKEDITOR.env.ie && isCustomDomain ? 'document.domain="' + document.domain + '";' : '' ) +\r
 244                                                                 'document.write( window.parent[ "_cke_htmlToLoad_' + editor.name + '" ] );' +\r
 245                                                                 'document.close();' +\r
 246                                                                 'window.parent[ "_cke_htmlToLoad_' + editor.name + '" ] = null;' +\r
 247                                                                 '}'\r
 248                                                                 + ( CKEDITOR.env.gecko ? ', 0 )' : ')()' )\r
 249                                                                 + ' )';\r
 250 \r
 251                                                 // Loading via src attribute does not work in Opera.\r
 252                                                 if ( CKEDITOR.env.opera )\r
 253                                                         src = 'void(0);';\r
 254 \r
 255                                                 iframe = CKEDITOR.dom.element.createFromHtml( '<iframe' +\r
 256                                                                 ' style="width:100%;height:100%"' +\r
 257                                                                 ' frameBorder="0"' +\r
 258                                                                 ' tabIndex="-1"' +\r
 259                                                                 ' allowTransparency="true"' +\r
 260                                                                 ' src="javascript:' + encodeURIComponent( src ) + '"' +\r
 261                                                                 '></iframe>' );\r
 262 \r
 263                                                 var accTitle = editor.lang.editorTitle.replace( '%1', editor.name );\r
 264 \r
 265                                                 if ( CKEDITOR.env.gecko )\r
 266                                                 {\r
 267                                                         // Double checking the iframe will be loaded properly(#4058).\r
 268                                                         iframe.on( 'load', function( ev )\r
 269                                                         {\r
 270                                                                 ev.removeListener();\r
 271                                                                 contentDomReady( iframe.$.contentWindow );\r
 272                                                         } );\r
 273 \r
 274                                                         // Accessibility attributes for Firefox.\r
 275                                                         mainElement.setAttributes(\r
 276                                                                 {\r
 277                                                                         role : 'region',\r
 278                                                                         title : accTitle\r
 279                                                                 } );\r
 280                                                         iframe.setAttributes(\r
 281                                                                 {\r
 282                                                                         role : 'region',\r
 283                                                                         title : ' '\r
 284                                                                 } );\r
 285                                                 }\r
 286                                                 else if ( CKEDITOR.env.webkit )\r
 287                                                 {\r
 288                                                         iframe.setAttribute( 'title', accTitle );       // Safari 4\r
 289                                                         iframe.setAttribute( 'name', accTitle );        // Safari 3\r
 290                                                 }\r
 291                                                 else if ( CKEDITOR.env.ie )\r
 292                                                 {\r
 293                                                         // Accessibility label for IE.\r
 294                                                         fieldset = CKEDITOR.dom.element.createFromHtml(\r
 295                                                                 '<fieldset style="height:100%' +\r
 296                                                                 ( CKEDITOR.env.ie && CKEDITOR.env.quirks ? ';position:relative' : '' ) +\r
 297                                                                 '">' +\r
 298                                                                         '<legend style="display:block;width:0;height:0;overflow:hidden;' +\r
 299                                                                         ( CKEDITOR.env.ie && CKEDITOR.env.quirks ? 'position:absolute' : '' ) +\r
 300                                                                         '">' +\r
 301                                                                                 CKEDITOR.tools.htmlEncode( accTitle ) +\r
 302                                                                         '</legend>' +\r
 303                                                                 '</fieldset>'\r
 304                                                                 , CKEDITOR.document );\r
 305                                                         iframe.appendTo( fieldset );\r
 306                                                         fieldset.appendTo( mainElement );\r
 307                                                 }\r
 308 \r
 309                                                 if ( !CKEDITOR.env.ie )\r
 310                                                         mainElement.append( iframe );\r
 311                                         };\r
 312 \r
 313                                         // The script that is appended to the data being loaded. It\r
 314                                         // enables editing, and makes some\r
 315                                         var activationScript =\r
 316                                                 '<script id="cke_actscrpt" type="text/javascript">' +\r
 317                                                         'window.onload = function()' +\r
 318                                                         '{' +\r
 319                                                                 // Call the temporary function for the editing\r
 320                                                                 // boostrap.\r
 321                                                                 'window.parent.CKEDITOR._["contentDomReady' + editor.name + '"]( window );' +\r
 322                                                         '}' +\r
 323                                                 '</script>';\r
 324 \r
 325                                         // Editing area bootstrap code.\r
 326                                         var contentDomReady = function( domWindow )\r
 327                                         {\r
 328                                                 if ( frameLoaded )\r
 329                                                         return;\r
 330 \r
 331                                                 frameLoaded = 1;\r
 332 \r
 333                                                 var domDocument = domWindow.document,\r
 334                                                         body = domDocument.body;\r
 335 \r
 336                                                 // Remove this script from the DOM.\r
 337                                                 var script = domDocument.getElementById( "cke_actscrpt" );\r
 338                                                 script.parentNode.removeChild( script );\r
 339 \r
 340                                                 delete CKEDITOR._[ 'contentDomReady' + editor.name ];\r
 341 \r
 342                                                 body.spellcheck = !editor.config.disableNativeSpellChecker;\r
 343 \r
 344                                                 if ( CKEDITOR.env.ie )\r
 345                                                 {\r
 346                                                         // Don't display the focus border.\r
 347                                                         body.hideFocus = true;\r
 348 \r
 349                                                         // Disable and re-enable the body to avoid IE from\r
 350                                                         // taking the editing focus at startup. (#141 / #523)\r
 351                                                         body.disabled = true;\r
 352                                                         body.contentEditable = true;\r
 353                                                         body.removeAttribute( 'disabled' );\r
 354                                                 }\r
 355                                                 else\r
 356                                                         domDocument.designMode = 'on';\r
 357 \r
 358                                                 // IE, Opera and Safari may not support it and throw\r
 359                                                 // errors.\r
 360                                                 try { domDocument.execCommand( 'enableObjectResizing', false, !editor.config.disableObjectResizing ) ; } catch(e) {}\r
 361                                                 try { domDocument.execCommand( 'enableInlineTableEditing', false, !editor.config.disableNativeTableHandles ) ; } catch(e) {}\r
 362 \r
 363                                                 domWindow       = editor.window         = new CKEDITOR.dom.window( domWindow );\r
 364                                                 domDocument     = editor.document       = new CKEDITOR.dom.document( domDocument );\r
 365 \r
 366                                                 // Gecko need a key event to 'wake up' the editing\r
 367                                                 // ability when document is empty.(#3864)\r
 368                                                 var firstNode = domDocument.getBody().getFirst();\r
 369                                                 if ( CKEDITOR.env.gecko\r
 370                                                         && firstNode && firstNode.is\r
 371                                                         && firstNode.is( 'br' ) && firstNode.hasAttribute( '_moz_editor_bogus_node' ) )\r
 372                                                 {\r
 373                                                         var keyEventSimulate = domDocument.$.createEvent( "KeyEvents" );\r
 374                                                         keyEventSimulate.initKeyEvent( 'keypress', true, true, domWindow.$, false,\r
 375                                                                 false, false, false, 0, 32 );\r
 376                                                         domDocument.$.dispatchEvent( keyEventSimulate );\r
 377                                                         var bogusText = domDocument.getBody().getFirst() ;\r
 378                                                         // Compensate the line maintaining <br> if enterMode is not block.\r
 379                                                         if ( editor.config.enterMode == CKEDITOR.ENTER_BR )\r
 380                                                                 domDocument.createElement( 'br', { attributes: { '_moz_dirty' : "" } } )\r
 381                                                                         .replace( bogusText );\r
 382                                                         else\r
 383                                                                 bogusText.remove();\r
 384                                                 }\r
 385 \r
 386                                                 // Gecko/Webkit need some help when selecting control type elements. (#3448)\r
 387                                                 if ( !( CKEDITOR.env.ie || CKEDITOR.env.opera) )\r
 388                                                 {\r
 389                                                         domDocument.on( 'mousedown', function( ev )\r
 390                                                         {\r
 391                                                                 var control = ev.data.getTarget();\r
 392                                                                 if ( control.is( 'img', 'hr', 'input', 'textarea', 'select' ) )\r
 393                                                                         editor.getSelection().selectElement( control );\r
 394                                                         } );\r
 395                                                 }\r
 396 \r
 397                                                 // Webkit: avoid from editing form control elements content.\r
 398                                                 if ( CKEDITOR.env.webkit )\r
 399                                                 {\r
 400                                                         // Prevent from tick checkbox/radiobox/select\r
 401                                                         domDocument.on( 'click', function( ev )\r
 402                                                         {\r
 403                                                                 if ( ev.data.getTarget().is( 'input', 'select' ) )\r
 404                                                                         ev.data.preventDefault();\r
 405                                                         } );\r
 406 \r
 407                                                         // Prevent from editig textfield/textarea value.\r
 408                                                         domDocument.on( 'mouseup', function( ev )\r
 409                                                         {\r
 410                                                                 if ( ev.data.getTarget().is( 'input', 'textarea' ) )\r
 411                                                                         ev.data.preventDefault();\r
 412                                                         } );\r
 413                                                 }\r
 414 \r
 415                                                 var focusTarget = ( CKEDITOR.env.ie || CKEDITOR.env.safari ) ?\r
 416                                                                 domWindow : domDocument;\r
 417 \r
 418                                                 focusTarget.on( 'blur', function()\r
 419                                                         {\r
 420                                                                 editor.focusManager.blur();\r
 421                                                         });\r
 422 \r
 423                                                 focusTarget.on( 'focus', function()\r
 424                                                         {\r
 425                                                                 editor.focusManager.focus();\r
 426                                                         });\r
 427 \r
 428                                                 var keystrokeHandler = editor.keystrokeHandler;\r
 429                                                 if ( keystrokeHandler )\r
 430                                                         keystrokeHandler.attach( domDocument );\r
 431 \r
 432                                                 // Adds the document body as a context menu target.\r
 433                                                 if ( editor.contextMenu )\r
 434                                                         editor.contextMenu.addTarget( domDocument );\r
 435 \r
 436                                                 setTimeout( function()\r
 437                                                         {\r
 438                                                                 editor.fire( 'contentDom' );\r
 439 \r
 440                                                                 if ( fireMode )\r
 441                                                                 {\r
 442                                                                         editor.mode = 'wysiwyg';\r
 443                                                                         editor.fire( 'mode' );\r
 444                                                                         fireMode = false;\r
 445                                                                 }\r
 446 \r
 447                                                                 isLoadingData = false;\r
 448 \r
 449                                                                 if ( isPendingFocus )\r
 450                                                                 {\r
 451                                                                         editor.focus();\r
 452                                                                         isPendingFocus = false;\r
 453                                                                 }\r
 454 \r
 455                                                                 /*\r
 456                                                                  * IE BUG: IE might have rendered the iframe with invisible contents.\r
 457                                                                  * (#3623). Push some inconsequential CSS style changes to force IE to\r
 458                                                                  * refresh it.\r
 459                                                                  *\r
 460                                                                  * Also, for some unknown reasons, short timeouts (e.g. 100ms) do not\r
 461                                                                  * fix the problem. :(\r
 462                                                                  */\r
 463                                                                 if ( CKEDITOR.env.ie )\r
 464                                                                 {\r
 465                                                                         setTimeout( function()\r
 466                                                                                 {\r
 467                                                                                         if ( editor.document )\r
 468                                                                                         {\r
 469                                                                                                 var $body = editor.document.$.body;\r
 470                                                                                                 $body.runtimeStyle.marginBottom = '0px';\r
 471                                                                                                 $body.runtimeStyle.marginBottom = '';\r
 472                                                                                         }\r
 473                                                                                 }, 1000 );\r
 474                                                                 }\r
 475                                                         },\r
 476                                                         0 );\r
 477                                         };\r
 478 \r
 479                                         editor.addMode( 'wysiwyg',\r
 480                                                 {\r
 481                                                         load : function( holderElement, data, isSnapshot )\r
 482                                                         {\r
 483                                                                 mainElement = holderElement;\r
 484 \r
 485                                                                 if ( CKEDITOR.env.ie && CKEDITOR.env.quirks )\r
 486                                                                         holderElement.setStyle( 'position', 'relative' );\r
 487 \r
 488                                                                 // The editor data "may be dirty" after this\r
 489                                                                 // point.\r
 490                                                                 editor.mayBeDirty = true;\r
 491 \r
 492                                                                 fireMode = true;\r
 493 \r
 494                                                                 if ( isSnapshot )\r
 495                                                                         this.loadSnapshotData( data );\r
 496                                                                 else\r
 497                                                                         this.loadData( data );\r
 498                                                         },\r
 499 \r
 500                                                         loadData : function( data )\r
 501                                                         {\r
 502                                                                 isLoadingData = true;\r
 503 \r
 504                                                                 // Get the HTML version of the data.\r
 505                                                                 if ( editor.dataProcessor )\r
 506                                                                 {\r
 507                                                                         data = editor.dataProcessor.toHtml( data, fixForBody );\r
 508                                                                 }\r
 509 \r
 510                                                                 data =\r
 511                                                                         editor.config.docType +\r
 512                                                                         '<html dir="' + editor.config.contentsLangDirection + '">' +\r
 513                                                                         '<head>' +\r
 514                                                                                 '<link href="' + editor.config.contentsCss + '" type="text/css" rel="stylesheet" _fcktemp="true"/>' +\r
 515                                                                                 '<style type="text/css" _fcktemp="true">' +\r
 516                                                                                         editor._.styles.join( '\n' ) +\r
 517                                                                                 '</style>'+\r
 518                                                                         '</head>' +\r
 519                                                                         '<body>' +\r
 520                                                                                 data +\r
 521                                                                         '</body>' +\r
 522                                                                         '</html>' +\r
 523                                                                         activationScript;\r
 524 \r
 525                                                                 window[ '_cke_htmlToLoad_' + editor.name ] = data;\r
 526                                                                 CKEDITOR._[ 'contentDomReady' + editor.name ] = contentDomReady;\r
 527                                                                 createIFrame();\r
 528 \r
 529                                                                 // Opera must use the old method for loading contents.\r
 530                                                                 if ( CKEDITOR.env.opera )\r
 531                                                                 {\r
 532                                                                         var doc = iframe.$.contentWindow.document;\r
 533                                                                         doc.open();\r
 534                                                                         doc.write( data );\r
 535                                                                         doc.close();\r
 536                                                                 }\r
 537                                                         },\r
 538 \r
 539                                                         getData : function()\r
 540                                                         {\r
 541                                                                 var data = iframe.getFrameDocument().getBody().getHtml();\r
 542 \r
 543                                                                 if ( editor.dataProcessor )\r
 544                                                                         data = editor.dataProcessor.toDataFormat( data, fixForBody );\r
 545 \r
 546                                                                 // Strip the last blank paragraph within document.\r
 547                                                                 if ( editor.config.ignoreEmptyParagraph )\r
 548                                                                         data = data.replace( emptyParagraphRegexp, '' );\r
 549 \r
 550                                                                 return data;\r
 551                                                         },\r
 552 \r
 553                                                         getSnapshotData : function()\r
 554                                                         {\r
 555                                                                 return iframe.getFrameDocument().getBody().getHtml();\r
 556                                                         },\r
 557 \r
 558                                                         loadSnapshotData : function( data )\r
 559                                                         {\r
 560                                                                 iframe.getFrameDocument().getBody().setHtml( data );\r
 561                                                         },\r
 562 \r
 563                                                         unload : function( holderElement )\r
 564                                                         {\r
 565                                                                 editor.window = editor.document = iframe = mainElement = isPendingFocus = null;\r
 566 \r
 567                                                                 editor.fire( 'contentDomUnload' );\r
 568                                                         },\r
 569 \r
 570                                                         focus : function()\r
 571                                                         {\r
 572                                                                 if ( isLoadingData )\r
 573                                                                         isPendingFocus = true;\r
 574                                                                 else if ( editor.window )\r
 575                                                                 {\r
 576                                                                         editor.window.focus();\r
 577                                                                         editor.selectionChange();\r
 578                                                                 }\r
 579                                                         }\r
 580                                                 });\r
 581 \r
 582                                         editor.on( 'insertHtml', onInsertHtml, null, null, 20 );\r
 583                                         editor.on( 'insertElement', onInsertElement, null, null, 20 );\r
 584                                         // Auto fixing on some document structure weakness to enhance usabilities. (#3190 and #3189)\r
 585                                         editor.on( 'selectionChange', onSelectionChangeFixBody, null, null, 1 );\r
 586                                 });\r
 587                 }\r
 588         });\r
 589 })();\r
 590 \r
 591 /**\r
 592  * Disables the ability of resize objects (image and tables) in the editing\r
 593  * area.\r
 594  * @type Boolean\r
 595  * @default false\r
 596  * @example\r
 597  * config.disableObjectResizing = true;\r
 598  */\r
 599 CKEDITOR.config.disableObjectResizing = false;\r
 600 \r
 601 /**\r
 602  * Disables the "table tools" offered natively by the browser (currently\r
 603  * Firefox only) to make quick table editing operations, like adding or\r
 604  * deleting rows and columns.\r
 605  * @type Boolean\r
 606  * @default true\r
 607  * @example\r
 608  * config.disableNativeTableHandles = false;\r
 609  */\r
 610 CKEDITOR.config.disableNativeTableHandles = true;\r
 611 \r
 612 /**\r
 613  * Disables the built-in spell checker while typing natively available in the\r
 614  * browser (currently Firefox and Safari only).<br /><br />\r
 615  *\r
 616  * Even if word suggestions will not appear in the CKEditor context menu, this\r
 617  * feature is useful to help quickly identifying misspelled words.<br /><br />\r
 618  *\r
 619  * This setting is currently compatible with Firefox only due to limitations in\r
 620  * other browsers.\r
 621  * @type Boolean\r
 622  * @default true\r
 623  * @example\r
 624  * config.disableNativeSpellChecker = false;\r
 625  */\r
 626 CKEDITOR.config.disableNativeSpellChecker = true;\r
 627 \r
 628 /**\r
 629  * Whether the editor must output an empty value ("") if it's contents is made\r
 630  * by an empty paragraph only.\r
 631  * @type Boolean\r
 632  * @default true\r
 633  * @example\r
 634  * config.ignoreEmptyParagraph = false;\r
 635  */\r
 636 CKEDITOR.config.ignoreEmptyParagraph = true;\r