_source/plugins/wysiwygarea/plugin.js

   1 /*\r
   2 Copyright (c) 2003-2010, 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         // List of elements in which has no way to move editing focus outside.\r
  14         var nonExitableElementNames = { table:1,pre:1 };\r
  15 \r
  16         // Matching an empty paragraph at the end of document.\r
  17         var emptyParagraphRegexp = /(^|<body\b[^>]*>)\s*<(p|div|address|h\d|center)[^>]*>\s*(?:<br[^>]*>|&nbsp;|\u00A0|&#160;)?\s*(:?<\/\2>)?\s*(?=$|<\/body>)/gi;\r
  18 \r
  19         var notWhitespaceEval = CKEDITOR.dom.walker.whitespaces( true );\r
  20 \r
  21         // Elements that could have empty new line around, including table, pre-formatted block, hr, page-break. (#6554)\r
  22         function nonExitable( element )\r
  23         {\r
  24                 return ( element.getName() in nonExitableElementNames )\r
  25                                 || element.isBlockBoundary() && CKEDITOR.dtd.$empty[ element.getName() ];\r
  26         }\r
  27 \r
  28         function checkReadOnly( selection )\r
  29         {\r
  30                 if ( selection.getType() == CKEDITOR.SELECTION_ELEMENT )\r
  31                         return selection.getSelectedElement().isReadOnly();\r
  32                 else\r
  33                         return selection.getCommonAncestor().isReadOnly();\r
  34         }\r
  35 \r
  36         function onInsertHtml( evt )\r
  37         {\r
  38                 if ( this.mode == 'wysiwyg' )\r
  39                 {\r
  40                         this.focus();\r
  41 \r
  42                         var selection = this.getSelection();\r
  43                         if ( checkReadOnly( selection ) )\r
  44                                 return;\r
  45 \r
  46                         var data = evt.data;\r
  47                         this.fire( 'saveSnapshot' );\r
  48 \r
  49                         if ( this.dataProcessor )\r
  50                                 data = this.dataProcessor.toHtml( data );\r
  51 \r
  52                         if ( CKEDITOR.env.ie )\r
  53                         {\r
  54                                 var selIsLocked = selection.isLocked;\r
  55 \r
  56                                 if ( selIsLocked )\r
  57                                         selection.unlock();\r
  58 \r
  59                                 var $sel = selection.getNative();\r
  60 \r
  61                                 // Delete control selections to avoid IE bugs on pasteHTML.\r
  62                                 if ( $sel.type == 'Control' )\r
  63                                         $sel.clear();\r
  64                                 else if  ( selection.getType() == CKEDITOR.SELECTION_TEXT )\r
  65                                 {\r
  66                                         // Due to IE bugs on handling contenteditable=false blocks\r
  67                                         // (#6005), we need to make some checks and eventually\r
  68                                         // delete the selection first.\r
  69 \r
  70                                         var range = selection.getRanges()[0],\r
  71                                                 endContainer = range && range.endContainer;\r
  72 \r
  73                                         if ( endContainer &&\r
  74                                                  endContainer.type == CKEDITOR.NODE_ELEMENT &&\r
  75                                                  endContainer.getAttribute( 'contenteditable' ) == 'false' &&\r
  76                                                  range.checkBoundaryOfElement( endContainer, CKEDITOR.END ) )\r
  77                                         {\r
  78                                                 range.setEndAfter( range.endContainer );\r
  79                                                 range.deleteContents();\r
  80                                         }\r
  81                                 }\r
  82 \r
  83                                 try\r
  84                                 {\r
  85                                         $sel.createRange().pasteHTML( data );\r
  86                                 }\r
  87                                 catch (e) {}\r
  88 \r
  89                                 if ( selIsLocked )\r
  90                                         this.getSelection().lock();\r
  91                         }\r
  92                         else\r
  93                                 this.document.$.execCommand( 'inserthtml', false, data );\r
  94 \r
  95                         // Webkit does not scroll to the cursor position after pasting (#5558)\r
  96                         if ( CKEDITOR.env.webkit )\r
  97                         {\r
  98                                 this.document.$.execCommand( 'inserthtml', false, '<span id="cke_paste_marker" cke_temp="1"></span>' );\r
  99                                 var marker = this.document.getById( 'cke_paste_marker' );\r
 100                                 marker.scrollIntoView();\r
 101                                 marker.remove();\r
 102                                 marker = null;\r
 103                         }\r
 104 \r
 105                         CKEDITOR.tools.setTimeout( function()\r
 106                                 {\r
 107                                         this.fire( 'saveSnapshot' );\r
 108                                 }, 0, this );\r
 109                 }\r
 110         }\r
 111 \r
 112         function onInsertElement( evt )\r
 113         {\r
 114                 if ( this.mode == 'wysiwyg' )\r
 115                 {\r
 116                         this.focus();\r
 117 \r
 118                         var selection = this.getSelection();\r
 119                         if ( checkReadOnly( selection ) )\r
 120                                 return;\r
 121 \r
 122                         this.fire( 'saveSnapshot' );\r
 123 \r
 124                         var ranges = selection.getRanges(),\r
 125                                 element = evt.data,\r
 126                                 elementName = element.getName(),\r
 127                                 isBlock = CKEDITOR.dtd.$block[ elementName ];\r
 128 \r
 129                         var selIsLocked = selection.isLocked;\r
 130 \r
 131                         if ( selIsLocked )\r
 132                                 selection.unlock();\r
 133 \r
 134                         var range, clone, lastElement, bookmark;\r
 135 \r
 136                         for ( var i = ranges.length - 1 ; i >= 0 ; i-- )\r
 137                         {\r
 138                                 range = ranges[ i ];\r
 139 \r
 140                                 // Remove the original contents.\r
 141                                 range.deleteContents();\r
 142 \r
 143                                 clone = !i && element || element.clone( 1 );\r
 144 \r
 145                                 // If we're inserting a block at dtd-violated position, split\r
 146                                 // the parent blocks until we reach blockLimit.\r
 147                                 var current, dtd;\r
 148                                 if ( isBlock )\r
 149                                 {\r
 150                                         while ( ( current = range.getCommonAncestor( 0, 1 ) )\r
 151                                                         && ( dtd = CKEDITOR.dtd[ current.getName() ] )\r
 152                                                         && !( dtd && dtd [ elementName ] ) )\r
 153                                         {\r
 154                                                 // Split up inline elements.\r
 155                                                 if ( current.getName() in CKEDITOR.dtd.span )\r
 156                                                         range.splitElement( current );\r
 157                                                 // If we're in an empty block which indicate a new paragraph,\r
 158                                                 // simply replace it with the inserting block.(#3664)\r
 159                                                 else if ( range.checkStartOfBlock()\r
 160                                                          && range.checkEndOfBlock() )\r
 161                                                 {\r
 162                                                         range.setStartBefore( current );\r
 163                                                         range.collapse( true );\r
 164                                                         current.remove();\r
 165                                                 }\r
 166                                                 else\r
 167                                                         range.splitBlock();\r
 168                                         }\r
 169                                 }\r
 170 \r
 171                                 // Insert the new node.\r
 172                                 range.insertNode( clone );\r
 173 \r
 174                                 // Save the last element reference so we can make the\r
 175                                 // selection later.\r
 176                                 if ( !lastElement )\r
 177                                         lastElement = clone;\r
 178                         }\r
 179 \r
 180                         range.moveToPosition( lastElement, CKEDITOR.POSITION_AFTER_END );\r
 181 \r
 182                         // If we're inserting a block element immediatelly followed by\r
 183                         // another block element, the selection must move there. (#3100,#5436)\r
 184                         if ( isBlock )\r
 185                         {\r
 186                                 var next = lastElement.getNext( notWhitespaceEval ),\r
 187                                         nextName = next && next.type == CKEDITOR.NODE_ELEMENT && next.getName();\r
 188 \r
 189                                 // Check if it's a block element that accepts text.\r
 190                                 if ( nextName && CKEDITOR.dtd.$block[ nextName ] && CKEDITOR.dtd[ nextName ]['#'] )\r
 191                                         range.moveToElementEditStart( next );\r
 192                         }\r
 193 \r
 194                         selection.selectRanges( [ range ] );\r
 195 \r
 196                         if ( selIsLocked )\r
 197                                 this.getSelection().lock();\r
 198 \r
 199                         // Save snaps after the whole execution completed.\r
 200                         // This's a workaround for make DOM modification's happened after\r
 201                         // 'insertElement' to be included either, e.g. Form-based dialogs' 'commitContents'\r
 202                         // call.\r
 203                         CKEDITOR.tools.setTimeout( function(){\r
 204                                 this.fire( 'saveSnapshot' );\r
 205                         }, 0, this );\r
 206                 }\r
 207         }\r
 208 \r
 209         // DOM modification here should not bother dirty flag.(#4385)\r
 210         function restoreDirty( editor )\r
 211         {\r
 212                 if ( !editor.checkDirty() )\r
 213                         setTimeout( function(){ editor.resetDirty(); }, 0 );\r
 214         }\r
 215 \r
 216         var isNotWhitespace = CKEDITOR.dom.walker.whitespaces( true ),\r
 217                 isNotBookmark = CKEDITOR.dom.walker.bookmark( false, true );\r
 218 \r
 219         function isNotEmpty( node )\r
 220         {\r
 221                 return isNotWhitespace( node ) && isNotBookmark( node );\r
 222         }\r
 223 \r
 224         function isNbsp( node )\r
 225         {\r
 226                 return node.type == CKEDITOR.NODE_TEXT\r
 227                            && CKEDITOR.tools.trim( node.getText() ).match( /^(?:&nbsp;|\xa0)$/ );\r
 228         }\r
 229 \r
 230         function restoreSelection( selection )\r
 231         {\r
 232                 if ( selection.isLocked )\r
 233                 {\r
 234                         selection.unlock();\r
 235                         setTimeout( function() { selection.lock(); }, 0 );\r
 236                 }\r
 237         }\r
 238 \r
 239         function isBlankParagraph( block )\r
 240         {\r
 241                 return block.getOuterHtml().match( emptyParagraphRegexp );\r
 242         }\r
 243 \r
 244         isNotWhitespace = CKEDITOR.dom.walker.whitespaces( true );\r
 245 \r
 246         // Gecko need a key event to 'wake up' the editing\r
 247         // ability when document is empty.(#3864, #5781)\r
 248         function activateEditing( editor )\r
 249         {\r
 250                 var win = editor.window,\r
 251                         doc = editor.document,\r
 252                         body = editor.document.getBody(),\r
 253                         bodyChildsNum = body.getChildren().count();\r
 254 \r
 255                 if ( !bodyChildsNum || ( bodyChildsNum == 1&& body.getFirst().hasAttribute( '_moz_editor_bogus_node' ) ) )\r
 256                 {\r
 257                         restoreDirty( editor );\r
 258 \r
 259                         // Memorize scroll position to restore it later (#4472).\r
 260                         var hostDocument = editor.element.getDocument();\r
 261                         var hostDocumentElement = hostDocument.getDocumentElement();\r
 262                         var scrollTop = hostDocumentElement.$.scrollTop;\r
 263                         var scrollLeft = hostDocumentElement.$.scrollLeft;\r
 264 \r
 265                         // Simulating keyboard character input by dispatching a keydown of white-space text.\r
 266                         var keyEventSimulate = doc.$.createEvent( "KeyEvents" );\r
 267                         keyEventSimulate.initKeyEvent( 'keypress', true, true, win.$, false,\r
 268                                 false, false, false, 0, 32 );\r
 269                         doc.$.dispatchEvent( keyEventSimulate );\r
 270 \r
 271                         if ( scrollTop != hostDocumentElement.$.scrollTop || scrollLeft != hostDocumentElement.$.scrollLeft )\r
 272                                 hostDocument.getWindow().$.scrollTo( scrollLeft, scrollTop );\r
 273 \r
 274                         // Restore the original document status by placing the cursor before a bogus br created (#5021).\r
 275                         bodyChildsNum && body.getFirst().remove();\r
 276                         doc.getBody().appendBogus();\r
 277                         var nativeRange = new CKEDITOR.dom.range( doc );\r
 278                         nativeRange.setStartAt( body , CKEDITOR.POSITION_AFTER_START );\r
 279                         nativeRange.select();\r
 280                 }\r
 281         }\r
 282 \r
 283         /**\r
 284          *  Auto-fixing block-less content by wrapping paragraph (#3190), prevent\r
 285          *  non-exitable-block by padding extra br.(#3189)\r
 286          */\r
 287         function onSelectionChangeFixBody( evt )\r
 288         {\r
 289                 var editor = evt.editor,\r
 290                         path = evt.data.path,\r
 291                         blockLimit = path.blockLimit,\r
 292                         selection = evt.data.selection,\r
 293                         range = selection.getRanges()[0],\r
 294                         body = editor.document.getBody(),\r
 295                         enterMode = editor.config.enterMode;\r
 296 \r
 297                 CKEDITOR.env.gecko && activateEditing( editor );\r
 298 \r
 299                 // When enterMode set to block, we'll establing new paragraph only if we're\r
 300                 // selecting inline contents right under body. (#3657)\r
 301                 if ( enterMode != CKEDITOR.ENTER_BR\r
 302                      && range.collapsed\r
 303                          && blockLimit.getName() == 'body'\r
 304                          && !path.block )\r
 305                 {\r
 306                         editor.fire( 'updateSnapshot' );\r
 307                         restoreDirty( editor );\r
 308                         CKEDITOR.env.ie && restoreSelection( selection );\r
 309 \r
 310                         var fixedBlock = range.fixBlock( true,\r
 311                                         editor.config.enterMode == CKEDITOR.ENTER_DIV ? 'div' : 'p'  );\r
 312 \r
 313                         // For IE, we should remove any filler node which was introduced before.\r
 314                         if ( CKEDITOR.env.ie )\r
 315                         {\r
 316                                 var first = fixedBlock.getFirst( isNotEmpty );\r
 317                                 first && isNbsp( first ) && first.remove();\r
 318                         }\r
 319 \r
 320                         // If the fixed block is actually blank and is already followed by an exitable blank\r
 321                         // block, we should revert the fix and move into the existed one. (#3684)\r
 322                         if ( isBlankParagraph( fixedBlock ) )\r
 323                         {\r
 324                                 var element = fixedBlock.getNext( isNotWhitespace );\r
 325                                 if ( element &&\r
 326                                          element.type == CKEDITOR.NODE_ELEMENT &&\r
 327                                          !nonExitable( element ) )\r
 328                                 {\r
 329                                         range.moveToElementEditStart( element );\r
 330                                         fixedBlock.remove();\r
 331                                 }\r
 332                                 else\r
 333                                 {\r
 334                                         element = fixedBlock.getPrevious( isNotWhitespace );\r
 335                                         if ( element &&\r
 336                                                  element.type == CKEDITOR.NODE_ELEMENT &&\r
 337                                                  !nonExitable( element ) )\r
 338                                         {\r
 339                                                 range.moveToElementEditEnd( element );\r
 340                                                 fixedBlock.remove();\r
 341                                         }\r
 342                                 }\r
 343                         }\r
 344 \r
 345                         range.select();\r
 346                         // Notify non-IE that selection has changed.\r
 347                         if ( !CKEDITOR.env.ie )\r
 348                                 editor.selectionChange();\r
 349                 }\r
 350 \r
 351                 // All browsers are incapable to moving cursor out of certain non-exitable\r
 352                 // blocks (e.g. table, list, pre) at the end of document, make this happen by\r
 353                 // place a bogus node there, which would be later removed by dataprocessor.\r
 354                 var walkerRange = new CKEDITOR.dom.range( editor.document ),\r
 355                         walker = new CKEDITOR.dom.walker( walkerRange );\r
 356                 walkerRange.selectNodeContents( body );\r
 357                 walker.evaluator = function( node )\r
 358                 {\r
 359                         return node.type == CKEDITOR.NODE_ELEMENT && ( node.getName() in nonExitableElementNames );\r
 360                 };\r
 361                 walker.guard = function( node, isMoveout )\r
 362                 {\r
 363                         return !( ( node.type == CKEDITOR.NODE_TEXT && isNotWhitespace( node ) ) || isMoveout );\r
 364                 };\r
 365 \r
 366                 if ( walker.previous() )\r
 367                 {\r
 368                         editor.fire( 'updateSnapshot' );\r
 369                         restoreDirty( editor );\r
 370                         CKEDITOR.env.ie && restoreSelection( selection );\r
 371 \r
 372                         var paddingBlock;\r
 373                         if ( enterMode != CKEDITOR.ENTER_BR )\r
 374                                 paddingBlock = body.append( new CKEDITOR.dom.element( enterMode == CKEDITOR.ENTER_P ? 'p' : 'div' ) );\r
 375                         else\r
 376                                 paddingBlock = body;\r
 377 \r
 378                         if ( !CKEDITOR.env.ie )\r
 379                                 paddingBlock.appendBogus();\r
 380                 }\r
 381         }\r
 382 \r
 383         CKEDITOR.plugins.add( 'wysiwygarea',\r
 384         {\r
 385                 requires : [ 'editingblock' ],\r
 386 \r
 387                 init : function( editor )\r
 388                 {\r
 389                         var fixForBody = ( editor.config.enterMode != CKEDITOR.ENTER_BR )\r
 390                                 ? editor.config.enterMode == CKEDITOR.ENTER_DIV ? 'div' : 'p' : false;\r
 391 \r
 392                         var frameLabel = editor.lang.editorTitle.replace( '%1', editor.name );\r
 393 \r
 394                         var contentDomReadyHandler;\r
 395                         editor.on( 'editingBlockReady', function()\r
 396                                 {\r
 397                                         var mainElement,\r
 398                                                 iframe,\r
 399                                                 isLoadingData,\r
 400                                                 isPendingFocus,\r
 401                                                 frameLoaded,\r
 402                                                 fireMode;\r
 403 \r
 404 \r
 405                                         // Support for custom document.domain in IE.\r
 406                                         var isCustomDomain = CKEDITOR.env.isCustomDomain();\r
 407 \r
 408                                         // Creates the iframe that holds the editable document.\r
 409                                         var createIFrame = function( data )\r
 410                                         {\r
 411                                                 if ( iframe )\r
 412                                                         iframe.remove();\r
 413 \r
 414 \r
 415                                                 var srcScript =\r
 416                                                         'document.open();' +\r
 417 \r
 418                                                         // The document domain must be set any time we\r
 419                                                         // call document.open().\r
 420                                                         ( isCustomDomain ? ( 'document.domain="' + document.domain + '";' ) : '' ) +\r
 421 \r
 422                                                         'document.close();';\r
 423 \r
 424                                                 iframe = CKEDITOR.dom.element.createFromHtml( '<iframe' +\r
 425                                                         ' style="width:100%;height:100%"' +\r
 426                                                         ' frameBorder="0"' +\r
 427                                                         ' title="' + frameLabel + '"' +\r
 428                                                         // With IE, the custom domain has to be taken care at first,\r
 429                                                         // for other browers, the 'src' attribute should be left empty to\r
 430                                                         // trigger iframe's 'load' event.\r
 431                                                         ' src="' + ( CKEDITOR.env.ie ? 'javascript:void(function(){' + encodeURIComponent( srcScript ) + '}())' : '' ) + '"' +\r
 432                                                         ' tabIndex="' + ( CKEDITOR.env.webkit? -1 : editor.tabIndex ) + '"' +\r
 433                                                         ' allowTransparency="true"' +\r
 434                                                         '></iframe>' );\r
 435 \r
 436                                                 // Running inside of Firefox chrome the load event doesn't bubble like in a normal page (#5689)\r
 437                                                 if ( document.location.protocol == 'chrome:' )\r
 438                                                         CKEDITOR.event.useCapture = true;\r
 439 \r
 440                                                 // With FF, it's better to load the data on iframe.load. (#3894,#4058)\r
 441                                                 iframe.on( 'load', function( ev )\r
 442                                                         {\r
 443                                                                 frameLoaded = 1;\r
 444                                                                 ev.removeListener();\r
 445 \r
 446                                                                 var doc = iframe.getFrameDocument().$;\r
 447 \r
 448                                                                 // Don't leave any history log in IE. (#5657)\r
 449                                                                 doc.open( "text/html","replace" );\r
 450                                                                 doc.write( data );\r
 451                                                                 doc.close();\r
 452                                                         });\r
 453 \r
 454                                                 // Reset adjustment back to default (#5689)\r
 455                                                 if ( document.location.protocol == 'chrome:' )\r
 456                                                         CKEDITOR.event.useCapture = false;\r
 457 \r
 458                                                 // The container must be visible when creating the iframe in FF (#5956)\r
 459                                                 var element = editor.element,\r
 460                                                         isHidden = CKEDITOR.env.gecko && !element.isVisible(),\r
 461                                                         previousStyles = {};\r
 462                                                 if ( isHidden )\r
 463                                                 {\r
 464                                                         element.show();\r
 465                                                         previousStyles = {\r
 466                                                                 position : element.getStyle( 'position' ),\r
 467                                                                 top : element.getStyle( 'top' )\r
 468                                                         };\r
 469                                                         element.setStyles( { position : 'absolute', top : '-3000px' } );\r
 470                                                 }\r
 471 \r
 472                                                 mainElement.append( iframe );\r
 473 \r
 474                                                 if ( isHidden )\r
 475                                                 {\r
 476                                                         setTimeout( function()\r
 477                                                         {\r
 478                                                                 element.hide();\r
 479                                                                 element.setStyles( previousStyles );\r
 480                                                         }, 1000 );\r
 481                                                 }\r
 482                                         };\r
 483 \r
 484                                         // The script that launches the bootstrap logic on 'domReady', so the document\r
 485                                         // is fully editable even before the editing iframe is fully loaded (#4455).\r
 486                                         contentDomReadyHandler = CKEDITOR.tools.addFunction( contentDomReady );\r
 487                                         var activationScript =\r
 488                                                 '<script id="cke_actscrpt" type="text/javascript" cke_temp="1">' +\r
 489                                                         ( isCustomDomain ? ( 'document.domain="' + document.domain + '";' ) : '' ) +\r
 490                                                         'window.parent.CKEDITOR.tools.callFunction( ' + contentDomReadyHandler + ', window );' +\r
 491                                                 '</script>';\r
 492 \r
 493                                         // Editing area bootstrap code.\r
 494                                         function contentDomReady( domWindow )\r
 495                                         {\r
 496                                                 if ( !frameLoaded )\r
 497                                                         return;\r
 498                                                 frameLoaded = 0;\r
 499 \r
 500                                                 editor.fire( 'ariaWidget', iframe );\r
 501 \r
 502                                                 var domDocument = domWindow.document,\r
 503                                                         body = domDocument.body;\r
 504 \r
 505                                                 // Remove this script from the DOM.\r
 506                                                 var script = domDocument.getElementById( "cke_actscrpt" );\r
 507                                                 script.parentNode.removeChild( script );\r
 508 \r
 509                                                 body.spellcheck = !editor.config.disableNativeSpellChecker;\r
 510 \r
 511                                                 if ( CKEDITOR.env.ie )\r
 512                                                 {\r
 513                                                         // Don't display the focus border.\r
 514                                                         body.hideFocus = true;\r
 515 \r
 516                                                         // Disable and re-enable the body to avoid IE from\r
 517                                                         // taking the editing focus at startup. (#141 / #523)\r
 518                                                         body.disabled = true;\r
 519                                                         body.contentEditable = true;\r
 520                                                         body.removeAttribute( 'disabled' );\r
 521                                                 }\r
 522                                                 else\r
 523                                                 {\r
 524                                                         // Avoid opening design mode in a frame window thread,\r
 525                                                         // which will cause host page scrolling.(#4397)\r
 526                                                         setTimeout( function()\r
 527                                                         {\r
 528                                                                 // Prefer 'contentEditable' instead of 'designMode'. (#3593)\r
 529                                                                 if ( CKEDITOR.env.gecko && CKEDITOR.env.version >= 10900\r
 530                                                                                 || CKEDITOR.env.opera )\r
 531                                                                         domDocument.$.body.contentEditable = true;\r
 532                                                                 else if ( CKEDITOR.env.webkit )\r
 533                                                                         domDocument.$.body.parentNode.contentEditable = true;\r
 534                                                                 else\r
 535                                                                         domDocument.$.designMode = 'on';\r
 536                                                         }, 0 );\r
 537                                                 }\r
 538 \r
 539                                                 CKEDITOR.env.gecko && CKEDITOR.tools.setTimeout( activateEditing, 0, null, editor );\r
 540 \r
 541                                                 domWindow       = editor.window = new CKEDITOR.dom.window( domWindow );\r
 542                                                 domDocument     = editor.document       = new CKEDITOR.dom.document( domDocument );\r
 543 \r
 544                                                 domDocument.on( 'dblclick', function( evt )\r
 545                                                 {\r
 546                                                         var element = evt.data.getTarget(),\r
 547                                                                 data = { element : element, dialog : '' };\r
 548                                                         editor.fire( 'doubleclick', data );\r
 549                                                         data.dialog && editor.openDialog( data.dialog );\r
 550                                                 });\r
 551 \r
 552                                                 // Gecko/Webkit need some help when selecting control type elements. (#3448)\r
 553                                                 if ( !( CKEDITOR.env.ie || CKEDITOR.env.opera ) )\r
 554                                                 {\r
 555                                                         domDocument.on( 'mousedown', function( ev )\r
 556                                                         {\r
 557                                                                 var control = ev.data.getTarget();\r
 558                                                                 if ( control.is( 'img', 'hr', 'input', 'textarea', 'select' ) )\r
 559                                                                         editor.getSelection().selectElement( control );\r
 560                                                         } );\r
 561                                                 }\r
 562 \r
 563                                                 if ( CKEDITOR.env.gecko )\r
 564                                                 {\r
 565                                                         domDocument.on( 'mouseup', function( ev )\r
 566                                                         {\r
 567                                                                 if ( ev.data.$.button == 2 )\r
 568                                                                 {\r
 569                                                                         var target = ev.data.getTarget();\r
 570 \r
 571                                                                         // Prevent right click from selecting an empty block even\r
 572                                                                         // when selection is anchored inside it. (#5845)\r
 573                                                                         if ( !target.getOuterHtml().replace( emptyParagraphRegexp, '' ) )\r
 574                                                                         {\r
 575                                                                                 var range = new CKEDITOR.dom.range( domDocument );\r
 576                                                                                 range.moveToElementEditStart( target );\r
 577                                                                                 range.select( true );\r
 578                                                                         }\r
 579                                                                 }\r
 580                                                         } );\r
 581                                                 }\r
 582 \r
 583                                                 // Prevent the browser opening links in read-only blocks. (#6032)\r
 584                                                 domDocument.on( 'click', function( ev )\r
 585                                                         {\r
 586                                                                 ev = ev.data;\r
 587                                                                 if ( ev.getTarget().is( 'a' ) && ev.$.button != 2 )\r
 588                                                                         ev.preventDefault();\r
 589                                                         });\r
 590 \r
 591                                                 // Webkit: avoid from editing form control elements content.\r
 592                                                 if ( CKEDITOR.env.webkit )\r
 593                                                 {\r
 594                                                         // Prevent from tick checkbox/radiobox/select\r
 595                                                         domDocument.on( 'click', function( ev )\r
 596                                                         {\r
 597                                                                 if ( ev.data.getTarget().is( 'input', 'select' ) )\r
 598                                                                         ev.data.preventDefault();\r
 599                                                         } );\r
 600 \r
 601                                                         // Prevent from editig textfield/textarea value.\r
 602                                                         domDocument.on( 'mouseup', function( ev )\r
 603                                                         {\r
 604                                                                 if ( ev.data.getTarget().is( 'input', 'textarea' ) )\r
 605                                                                         ev.data.preventDefault();\r
 606                                                         } );\r
 607                                                 }\r
 608 \r
 609                                                 // IE standard compliant in editing frame doesn't focus the editor when\r
 610                                                 // clicking outside actual content, manually apply the focus. (#1659)\r
 611                                                 if ( CKEDITOR.env.ie\r
 612                                                         && domDocument.$.compatMode == 'CSS1Compat'\r
 613                                                                 || CKEDITOR.env.gecko\r
 614                                                                 || CKEDITOR.env.opera )\r
 615                                                 {\r
 616                                                         var htmlElement = domDocument.getDocumentElement();\r
 617                                                         htmlElement.on( 'mousedown', function( evt )\r
 618                                                         {\r
 619                                                                 // Setting focus directly on editor doesn't work, we\r
 620                                                                 // have to use here a temporary element to 'redirect'\r
 621                                                                 // the focus.\r
 622                                                                 if ( evt.data.getTarget().equals( htmlElement ) )\r
 623                                                                 {\r
 624                                                                         if ( CKEDITOR.env.gecko && CKEDITOR.env.version >= 10900 )\r
 625                                                                                 blinkCursor();\r
 626                                                                         focusGrabber.focus();\r
 627                                                                 }\r
 628                                                         } );\r
 629                                                 }\r
 630 \r
 631                                                 domWindow.on( 'blur', function()\r
 632                                                         {\r
 633                                                                 editor.focusManager.blur();\r
 634                                                         });\r
 635 \r
 636                                                 var wasFocused;\r
 637 \r
 638                                                 domWindow.on( 'focus', function()\r
 639                                                         {\r
 640                                                                 var doc = editor.document;\r
 641 \r
 642                                                                 if ( CKEDITOR.env.gecko && CKEDITOR.env.version >= 10900 )\r
 643                                                                         blinkCursor();\r
 644                                                                 else if ( CKEDITOR.env.opera )\r
 645                                                                         doc.getBody().focus();\r
 646                                                                 // Webkit needs focus for the first time on the HTML element. (#6153)\r
 647                                                                 else if ( CKEDITOR.env.webkit )\r
 648                                                                 {\r
 649                                                                         if ( !wasFocused )\r
 650                                                                         {\r
 651                                                                                 editor.document.getDocumentElement().focus();\r
 652                                                                                 wasFocused = 1;\r
 653                                                                         }\r
 654                                                                 }\r
 655 \r
 656                                                                 editor.focusManager.focus();\r
 657                                                         });\r
 658 \r
 659                                                 var keystrokeHandler = editor.keystrokeHandler;\r
 660                                                 if ( keystrokeHandler )\r
 661                                                         keystrokeHandler.attach( domDocument );\r
 662 \r
 663                                                 if ( CKEDITOR.env.ie )\r
 664                                                 {\r
 665                                                         domDocument.getDocumentElement().addClass( domDocument.$.compatMode );\r
 666                                                         // Override keystrokes which should have deletion behavior\r
 667                                                         //  on control types in IE . (#4047)\r
 668                                                         domDocument.on( 'keydown', function( evt )\r
 669                                                         {\r
 670                                                                 var keyCode = evt.data.getKeystroke();\r
 671 \r
 672                                                                 // Backspace OR Delete.\r
 673                                                                 if ( keyCode in { 8 : 1, 46 : 1 } )\r
 674                                                                 {\r
 675                                                                         var sel = editor.getSelection(),\r
 676                                                                                 control = sel.getSelectedElement();\r
 677 \r
 678                                                                         if ( control )\r
 679                                                                         {\r
 680                                                                                 // Make undo snapshot.\r
 681                                                                                 editor.fire( 'saveSnapshot' );\r
 682 \r
 683                                                                                 // Delete any element that 'hasLayout' (e.g. hr,table) in IE8 will\r
 684                                                                                 // break up the selection, safely manage it here. (#4795)\r
 685                                                                                 var bookmark = sel.getRanges()[ 0 ].createBookmark();\r
 686                                                                                 // Remove the control manually.\r
 687                                                                                 control.remove();\r
 688                                                                                 sel.selectBookmarks( [ bookmark ] );\r
 689 \r
 690                                                                                 editor.fire( 'saveSnapshot' );\r
 691 \r
 692                                                                                 evt.data.preventDefault();\r
 693                                                                         }\r
 694                                                                 }\r
 695                                                         } );\r
 696 \r
 697                                                         // PageUp/PageDown scrolling is broken in document\r
 698                                                         // with standard doctype, manually fix it. (#4736)\r
 699                                                         if ( domDocument.$.compatMode == 'CSS1Compat' )\r
 700                                                         {\r
 701                                                                 var pageUpDownKeys = { 33 : 1, 34 : 1 };\r
 702                                                                 domDocument.on( 'keydown', function( evt )\r
 703                                                                 {\r
 704                                                                         if ( evt.data.getKeystroke() in pageUpDownKeys )\r
 705                                                                         {\r
 706                                                                                 setTimeout( function ()\r
 707                                                                                 {\r
 708                                                                                         editor.getSelection().scrollIntoView();\r
 709                                                                                 }, 0 );\r
 710                                                                         }\r
 711                                                                 } );\r
 712                                                         }\r
 713                                                 }\r
 714 \r
 715                                                 // Adds the document body as a context menu target.\r
 716                                                 if ( editor.contextMenu )\r
 717                                                         editor.contextMenu.addTarget( domDocument, editor.config.browserContextMenuOnCtrl !== false );\r
 718 \r
 719                                                 setTimeout( function()\r
 720                                                         {\r
 721                                                                 editor.fire( 'contentDom' );\r
 722 \r
 723                                                                 if ( fireMode )\r
 724                                                                 {\r
 725                                                                         editor.mode = 'wysiwyg';\r
 726                                                                         editor.fire( 'mode' );\r
 727                                                                         fireMode = false;\r
 728                                                                 }\r
 729 \r
 730                                                                 isLoadingData = false;\r
 731 \r
 732                                                                 if ( isPendingFocus )\r
 733                                                                 {\r
 734                                                                         editor.focus();\r
 735                                                                         isPendingFocus = false;\r
 736                                                                 }\r
 737                                                                 setTimeout( function()\r
 738                                                                 {\r
 739                                                                         editor.fire( 'dataReady' );\r
 740                                                                 }, 0 );\r
 741 \r
 742                                                                 // IE, Opera and Safari may not support it and throw errors.\r
 743                                                                 try { editor.document.$.execCommand( 'enableObjectResizing', false, !editor.config.disableObjectResizing ) ; } catch(e) {}\r
 744                                                                 try { editor.document.$.execCommand( 'enableInlineTableEditing', false, !editor.config.disableNativeTableHandles ) ; } catch(e) {}\r
 745 \r
 746                                                                 /*\r
 747                                                                  * IE BUG: IE might have rendered the iframe with invisible contents.\r
 748                                                                  * (#3623). Push some inconsequential CSS style changes to force IE to\r
 749                                                                  * refresh it.\r
 750                                                                  *\r
 751                                                                  * Also, for some unknown reasons, short timeouts (e.g. 100ms) do not\r
 752                                                                  * fix the problem. :(\r
 753                                                                  */\r
 754                                                                 if ( CKEDITOR.env.ie )\r
 755                                                                 {\r
 756                                                                         setTimeout( function()\r
 757                                                                                 {\r
 758                                                                                         if ( editor.document )\r
 759                                                                                         {\r
 760                                                                                                 var $body = editor.document.$.body;\r
 761                                                                                                 $body.runtimeStyle.marginBottom = '0px';\r
 762                                                                                                 $body.runtimeStyle.marginBottom = '';\r
 763                                                                                         }\r
 764                                                                                 }, 1000 );\r
 765                                                                 }\r
 766                                                         },\r
 767                                                         0 );\r
 768                                         }\r
 769 \r
 770                                         editor.addMode( 'wysiwyg',\r
 771                                                 {\r
 772                                                         load : function( holderElement, data, isSnapshot )\r
 773                                                         {\r
 774                                                                 mainElement = holderElement;\r
 775 \r
 776                                                                 if ( CKEDITOR.env.ie && CKEDITOR.env.quirks )\r
 777                                                                         holderElement.setStyle( 'position', 'relative' );\r
 778 \r
 779                                                                 // The editor data "may be dirty" after this\r
 780                                                                 // point.\r
 781                                                                 editor.mayBeDirty = true;\r
 782 \r
 783                                                                 fireMode = true;\r
 784 \r
 785                                                                 if ( isSnapshot )\r
 786                                                                         this.loadSnapshotData( data );\r
 787                                                                 else\r
 788                                                                         this.loadData( data );\r
 789                                                         },\r
 790 \r
 791                                                         loadData : function( data )\r
 792                                                         {\r
 793                                                                 isLoadingData = true;\r
 794 \r
 795                                                                 var config = editor.config,\r
 796                                                                         fullPage = config.fullPage,\r
 797                                                                         docType = config.docType;\r
 798 \r
 799                                                                 // Build the additional stuff to be included into <head>.\r
 800                                                                 var headExtra =\r
 801                                                                         '<style type="text/css" cke_temp="1">' +\r
 802                                                                                 editor._.styles.join( '\n' ) +\r
 803                                                                         '</style>';\r
 804 \r
 805                                                                 !fullPage && ( headExtra =\r
 806                                                                         CKEDITOR.tools.buildStyleHtml( editor.config.contentsCss ) +\r
 807                                                                         headExtra );\r
 808 \r
 809                                                                 var baseTag = config.baseHref ? '<base href="' + config.baseHref + '" cke_temp="1" />' : '';\r
 810 \r
 811                                                                 if ( fullPage )\r
 812                                                                 {\r
 813                                                                         // Search and sweep out the doctype declaration.\r
 814                                                                         data = data.replace( /<!DOCTYPE[^>]*>/i, function( match )\r
 815                                                                                 {\r
 816                                                                                         editor.docType = docType = match;\r
 817                                                                                         return '';\r
 818                                                                                 });\r
 819                                                                 }\r
 820 \r
 821                                                                 // Get the HTML version of the data.\r
 822                                                                 if ( editor.dataProcessor )\r
 823                                                                         data = editor.dataProcessor.toHtml( data, fixForBody );\r
 824 \r
 825                                                                 if ( fullPage )\r
 826                                                                 {\r
 827                                                                         // Check if the <body> tag is available.\r
 828                                                                         if ( !(/<body[\s|>]/).test( data ) )\r
 829                                                                                 data = '<body>' + data;\r
 830 \r
 831                                                                         // Check if the <html> tag is available.\r
 832                                                                         if ( !(/<html[\s|>]/).test( data ) )\r
 833                                                                                 data = '<html>' + data + '</html>';\r
 834 \r
 835                                                                         // Check if the <head> tag is available.\r
 836                                                                         if ( !(/<head[\s|>]/).test( data ) )\r
 837                                                                                 data = data.replace( /<html[^>]*>/, '$&<head><title></title></head>' ) ;\r
 838                                                                         else if ( !(/<title[\s|>]/).test( data ) )\r
 839                                                                                 data = data.replace( /<head[^>]*>/, '$&<title></title>' ) ;\r
 840 \r
 841                                                                         // The base must be the first tag in the HEAD, e.g. to get relative\r
 842                                                                         // links on styles.\r
 843                                                                         baseTag && ( data = data.replace( /<head>/, '$&' + baseTag ) );\r
 844 \r
 845                                                                         // Inject the extra stuff into <head>.\r
 846                                                                         // Attention: do not change it before testing it well. (V2)\r
 847                                                                         // This is tricky... if the head ends with <meta ... content type>,\r
 848                                                                         // Firefox will break. But, it works if we place our extra stuff as\r
 849                                                                         // the last elements in the HEAD.\r
 850                                                                         data = data.replace( /<\/head\s*>/, headExtra + '$&' );\r
 851 \r
 852                                                                         // Add the DOCTYPE back to it.\r
 853                                                                         data = docType + data;\r
 854                                                                 }\r
 855                                                                 else\r
 856                                                                 {\r
 857                                                                         data =\r
 858                                                                                 config.docType +\r
 859                                                                                 '<html dir="' + config.contentsLangDirection + '"' +\r
 860                                                                                         ' lang="' + ( config.contentsLanguage || editor.langCode ) + '">' +\r
 861                                                                                 '<head>' +\r
 862                                                                                         '<title>' + frameLabel + '</title>' +\r
 863                                                                                         baseTag +\r
 864                                                                                         headExtra +\r
 865                                                                                 '</head>' +\r
 866                                                                                 '<body' + ( config.bodyId ? ' id="' + config.bodyId + '"' : '' ) +\r
 867                                                                                                   ( config.bodyClass ? ' class="' + config.bodyClass + '"' : '' ) +\r
 868                                                                                                   '>' +\r
 869                                                                                         data +\r
 870                                                                                 '</html>';\r
 871                                                                 }\r
 872 \r
 873                                                                 data += activationScript;\r
 874 \r
 875 \r
 876                                                                 // The iframe is recreated on each call of setData, so we need to clear DOM objects\r
 877                                                                 this.onDispose();\r
 878                                                                 createIFrame( data );\r
 879                                                         },\r
 880 \r
 881                                                         getData : function()\r
 882                                                         {\r
 883                                                                 var config = editor.config,\r
 884                                                                         fullPage = config.fullPage,\r
 885                                                                         docType = fullPage && editor.docType,\r
 886                                                                         doc = iframe.getFrameDocument();\r
 887 \r
 888                                                                 var data = fullPage\r
 889                                                                         ? doc.getDocumentElement().getOuterHtml()\r
 890                                                                         : doc.getBody().getHtml();\r
 891 \r
 892                                                                 if ( editor.dataProcessor )\r
 893                                                                         data = editor.dataProcessor.toDataFormat( data, fixForBody );\r
 894 \r
 895                                                                 // Reset empty if the document contains only one empty paragraph.\r
 896                                                                 if ( config.ignoreEmptyParagraph )\r
 897                                                                         data = data.replace( emptyParagraphRegexp, function( match, lookback ) { return lookback; } );\r
 898 \r
 899                                                                 if ( docType )\r
 900                                                                         data = docType + '\n' + data;\r
 901 \r
 902                                                                 return data;\r
 903                                                         },\r
 904 \r
 905                                                         getSnapshotData : function()\r
 906                                                         {\r
 907                                                                 return iframe.getFrameDocument().getBody().getHtml();\r
 908                                                         },\r
 909 \r
 910                                                         loadSnapshotData : function( data )\r
 911                                                         {\r
 912                                                                 iframe.getFrameDocument().getBody().setHtml( data );\r
 913                                                         },\r
 914 \r
 915                                                         onDispose : function()\r
 916                                                         {\r
 917                                                                 if ( !editor.document )\r
 918                                                                         return;\r
 919 \r
 920                                                                 editor.document.getDocumentElement().clearCustomData();\r
 921                                                                 editor.document.getBody().clearCustomData();\r
 922 \r
 923                                                                 editor.window.clearCustomData();\r
 924                                                                 editor.document.clearCustomData();\r
 925 \r
 926                                                                 iframe.clearCustomData();\r
 927 \r
 928                                                                 /*\r
 929                                                                 * IE BUG: When destroying editor DOM with the selection remains inside\r
 930                                                                 * editing area would break IE7/8's selection system, we have to put the editing\r
 931                                                                 * iframe offline first. (#3812 and #5441)\r
 932                                                                 */\r
 933                                                                 iframe.remove();\r
 934                                                         },\r
 935 \r
 936                                                         unload : function( holderElement )\r
 937                                                         {\r
 938                                                                 this.onDispose();\r
 939 \r
 940                                                                 editor.window = editor.document = iframe = mainElement = isPendingFocus = null;\r
 941 \r
 942                                                                 editor.fire( 'contentDomUnload' );\r
 943                                                         },\r
 944 \r
 945                                                         focus : function()\r
 946                                                         {\r
 947                                                                 if ( isLoadingData )\r
 948                                                                         isPendingFocus = true;\r
 949                                                                 // Temporary solution caused by #6025, supposed be unified by #6154.\r
 950                                                                 else if ( CKEDITOR.env.opera && editor.document )\r
 951                                                                 {\r
 952                                                                         // Required for Opera when switching focus\r
 953                                                                         // from another iframe, e.g. panels. (#6444)\r
 954                                                                         var iframe = editor.window.$.frameElement;\r
 955                                                                         iframe.blur(), iframe.focus();\r
 956                                                                         editor.document.getBody().focus();\r
 957 \r
 958                                                                         editor.selectionChange();\r
 959                                                                 }\r
 960                                                                 else if ( !CKEDITOR.env.opera && editor.window )\r
 961                                                                 {\r
 962                                                                         editor.window.focus();\r
 963 \r
 964                                                                         editor.selectionChange();\r
 965                                                                 }\r
 966                                                         }\r
 967                                                 });\r
 968 \r
 969                                         editor.on( 'insertHtml', onInsertHtml, null, null, 20 );\r
 970                                         editor.on( 'insertElement', onInsertElement, null, null, 20 );\r
 971                                         // Auto fixing on some document structure weakness to enhance usabilities. (#3190 and #3189)\r
 972                                         editor.on( 'selectionChange', onSelectionChangeFixBody, null, null, 1 );\r
 973                                 });\r
 974 \r
 975                         var titleBackup;\r
 976                         // Setting voice label as window title, backup the original one\r
 977                         // and restore it before running into use.\r
 978                         editor.on( 'contentDom', function()\r
 979                                 {\r
 980                                         var title = editor.document.getElementsByTag( 'title' ).getItem( 0 );\r
 981                                         title.setAttribute( '_cke_title', editor.document.$.title );\r
 982                                         editor.document.$.title = frameLabel;\r
 983                                 });\r
 984 \r
 985                         // IE8 stricts mode doesn't have 'contentEditable' in effect\r
 986                         // on element unless it has layout. (#5562)\r
 987                         if ( CKEDITOR.env.ie8Compat )\r
 988                         {\r
 989                                 editor.addCss( 'html.CSS1Compat [contenteditable=false]{ min-height:0 !important;}' );\r
 990 \r
 991                                 var selectors = [];\r
 992                                 for ( var tag in CKEDITOR.dtd.$removeEmpty )\r
 993                                         selectors.push( 'html.CSS1Compat ' + tag + '[contenteditable=false]' );\r
 994                                 editor.addCss( selectors.join( ',' ) + '{ display:inline-block;}' );\r
 995                         }\r
 996                         // Set the HTML style to 100% to have the text cursor in affect (#6341)\r
 997                         else if ( CKEDITOR.env.gecko )\r
 998                                 editor.addCss( 'html { height: 100% !important; }' );\r
 999 \r
1000                         // Switch on design mode for a short while and close it after then.\r
1001                         function blinkCursor( retry )\r
1002                         {\r
1003                                 CKEDITOR.tools.tryThese(\r
1004                                         function()\r
1005                                         {\r
1006                                                 editor.document.$.designMode = 'on';\r
1007                                                 setTimeout( function()\r
1008                                                 {\r
1009                                                         editor.document.$.designMode = 'off';\r
1010                                                         if ( CKEDITOR.currentInstance == editor )\r
1011                                                                 editor.document.getBody().focus();\r
1012                                                 }, 50 );\r
1013                                         },\r
1014                                         function()\r
1015                                         {\r
1016                                                 // The above call is known to fail when parent DOM\r
1017                                                 // tree layout changes may break design mode. (#5782)\r
1018                                                 // Refresh the 'contentEditable' is a cue to this.\r
1019                                                 editor.document.$.designMode = 'off';\r
1020                                                 var body = editor.document.getBody();\r
1021                                                 body.setAttribute( 'contentEditable', false );\r
1022                                                 body.setAttribute( 'contentEditable', true );\r
1023                                                 // Try it again once..\r
1024                                                 !retry && blinkCursor( 1 );\r
1025                                         });\r
1026                         }\r
1027 \r
1028                         // Create an invisible element to grab focus.\r
1029                         if ( CKEDITOR.env.gecko || CKEDITOR.env.ie || CKEDITOR.env.opera )\r
1030                         {\r
1031                                 var focusGrabber;\r
1032                                 editor.on( 'uiReady', function()\r
1033                                 {\r
1034                                         focusGrabber = editor.container.append( CKEDITOR.dom.element.createFromHtml(\r
1035                                                 // Use 'span' instead of anything else to fly under the screen-reader radar. (#5049)\r
1036                                                 '<span tabindex="-1" style="position:absolute;" role="presentation"></span>' ) );\r
1037 \r
1038                                         focusGrabber.on( 'focus', function()\r
1039                                                 {\r
1040                                                         editor.focus();\r
1041                                                 } );\r
1042                                 } );\r
1043                                 editor.on( 'destroy', function()\r
1044                                 {\r
1045                                         CKEDITOR.tools.removeFunction( contentDomReadyHandler );\r
1046                                         focusGrabber.clearCustomData();\r
1047                                 } );\r
1048                         }\r
1049 \r
1050                         // Disable form elements editing mode provided by some browers. (#5746)\r
1051                         editor.on( 'insertElement', function ( evt )\r
1052                         {\r
1053                                 var element = evt.data;\r
1054                                 if ( element.type == CKEDITOR.NODE_ELEMENT\r
1055                                                 && ( element.is( 'input' ) || element.is( 'textarea' ) ) )\r
1056                                 {\r
1057                                         if ( !element.isReadOnly() )\r
1058                                         {\r
1059                                                 element.setAttribute( 'contentEditable', false );\r
1060                                                 // We should flag that the element was locked by our code so\r
1061                                                 // it'll be editable by the editor functions (#6046).\r
1062                                                 element.setCustomData( '_cke_notReadOnly', 1 );\r
1063                                         }\r
1064                                 }\r
1065                         });\r
1066 \r
1067                 }\r
1068         });\r
1069 \r
1070         // Fixing Firefox 'Back-Forward Cache' break design mode. (#4514)\r
1071         if ( CKEDITOR.env.gecko )\r
1072         {\r
1073                 (function()\r
1074                 {\r
1075                         var body = document.body;\r
1076 \r
1077                         if ( !body )\r
1078                                 window.addEventListener( 'load', arguments.callee, false );\r
1079                         else\r
1080                         {\r
1081                                 var currentHandler = body.getAttribute( 'onpageshow' );\r
1082                                 body.setAttribute( 'onpageshow', ( currentHandler ? currentHandler + ';' : '') +\r
1083                                                         'event.persisted && (function(){' +\r
1084                                                                 'var allInstances = CKEDITOR.instances, editor, doc;' +\r
1085                                                                 'for ( var i in allInstances )' +\r
1086                                                                 '{' +\r
1087                                                                 '       editor = allInstances[ i ];' +\r
1088                                                                 '       doc = editor.document;' +\r
1089                                                                 '       if ( doc )' +\r
1090                                                                 '       {' +\r
1091                                                                 '               doc.$.designMode = "off";' +\r
1092                                                                 '               doc.$.designMode = "on";' +\r
1093                                                                 '       }' +\r
1094                                                                 '}' +\r
1095                                                 '})();' );\r
1096                         }\r
1097                 } )();\r
1098 \r
1099         }\r
1100 })();\r
1101 \r
1102 /**\r
1103  * Disables the ability of resize objects (image and tables) in the editing\r
1104  * area.\r
1105  * @type Boolean\r
1106  * @default false\r
1107  * @example\r
1108  * config.disableObjectResizing = true;\r
1109  */\r
1110 CKEDITOR.config.disableObjectResizing = false;\r
1111 \r
1112 /**\r
1113  * Disables the "table tools" offered natively by the browser (currently\r
1114  * Firefox only) to make quick table editing operations, like adding or\r
1115  * deleting rows and columns.\r
1116  * @type Boolean\r
1117  * @default true\r
1118  * @example\r
1119  * config.disableNativeTableHandles = false;\r
1120  */\r
1121 CKEDITOR.config.disableNativeTableHandles = true;\r
1122 \r
1123 /**\r
1124  * Disables the built-in spell checker while typing natively available in the\r
1125  * browser (currently Firefox and Safari only).<br /><br />\r
1126  *\r
1127  * Even if word suggestions will not appear in the CKEditor context menu, this\r
1128  * feature is useful to help quickly identifying misspelled words.<br /><br />\r
1129  *\r
1130  * This setting is currently compatible with Firefox only due to limitations in\r
1131  * other browsers.\r
1132  * @type Boolean\r
1133  * @default true\r
1134  * @example\r
1135  * config.disableNativeSpellChecker = false;\r
1136  */\r
1137 CKEDITOR.config.disableNativeSpellChecker = true;\r
1138 \r
1139 /**\r
1140  * Whether the editor must output an empty value ("") if it's contents is made\r
1141  * by an empty paragraph only.\r
1142  * @type Boolean\r
1143  * @default true\r
1144  * @example\r
1145  * config.ignoreEmptyParagraph = false;\r
1146  */\r
1147 CKEDITOR.config.ignoreEmptyParagraph = true;\r
1148 \r
1149 /**\r
1150  * Fired when data is loaded and ready for retrieval in an editor instance.\r
1151  * @name CKEDITOR.editor#dataReady\r
1152  * @event\r
1153  */\r