xp-dev.com Git - namibia/blob - public/scripts/ckeditor/_source/plugins/wysiwygarea/plugin.js

   1 /*
   2 Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.
   3 For licensing, see LICENSE.html or http://ckeditor.com/license
   4 */
   5
   6 /**
   7  * @fileOverview The "wysiwygarea" plugin. It registers the "wysiwyg" editing
   8  *              mode, which handles the main editing area space.
   9  */
  10
  11 (function()
  12 {
  13         // Matching an empty paragraph at the end of document.
  14         var emptyParagraphRegexp = /(^|<body\b[^>]*>)\s*<(p|div|address|h\d|center|pre)[^>]*>\s*(?:<br[^>]*>|&nbsp;|\u00A0|&#160;)?\s*(:?<\/\2>)?\s*(?=$|<\/body>)/gi;
  15
  16         var notWhitespaceEval = CKEDITOR.dom.walker.whitespaces( true );
  17
  18         // Elements that could blink the cursor anchoring beside it, like hr, page-break. (#6554)
  19         function nonEditable( element )
  20         {
  21                 return element.isBlockBoundary() && CKEDITOR.dtd.$empty[ element.getName() ];
  22         }
  23
  24
  25         function onInsert( insertFunc )
  26         {
  27                 return function( evt )
  28                 {
  29                         if ( this.mode == 'wysiwyg' )
  30                         {
  31                                 this.focus();
  32
  33                                 this.fire( 'saveSnapshot' );
  34
  35                                 insertFunc.call( this, evt.data );
  36
  37                                 // Save snaps after the whole execution completed.
  38                                 // This's a workaround for make DOM modification's happened after
  39                                 // 'insertElement' to be included either, e.g. Form-based dialogs' 'commitContents'
  40                                 // call.
  41                                 CKEDITOR.tools.setTimeout( function()
  42                                    {
  43                                            this.fire( 'saveSnapshot' );
  44                                    }, 0, this );
  45                         }
  46                 };
  47         }
  48
  49         function doInsertHtml( data )
  50         {
  51                 if ( this.dataProcessor )
  52                         data = this.dataProcessor.toHtml( data );
  53
  54                 if ( !data )
  55                         return;
  56
  57                 // HTML insertion only considers the first range.
  58                 var selection = this.getSelection(),
  59                         range = selection.getRanges()[ 0 ];
  60
  61                 if ( range.checkReadOnly() )
  62                         return;
  63
  64                 // Opera: force block splitting when pasted content contains block. (#7801)
  65                 if ( CKEDITOR.env.opera )
  66                 {
  67                         var path = new CKEDITOR.dom.elementPath( range.startContainer );
  68                         if ( path.block )
  69                         {
  70                                 var nodes = CKEDITOR.htmlParser.fragment.fromHtml( data, false ).children;
  71                                 for ( var i = 0, count = nodes.length; i < count; i++ )
  72                                 {
  73                                         if ( nodes[ i ]._.isBlockLike )
  74                                         {
  75                                                 range.splitBlock( this.enterMode == CKEDITOR.ENTER_DIV ? 'div' : 'p' );
  76                                                 range.insertNode( range.document.createText( '' ) );
  77                                                 range.select();
  78                                                 break;
  79                                         }
  80                                 }
  81                         }
  82                 }
  83
  84                 if ( CKEDITOR.env.ie )
  85                 {
  86                         var selIsLocked = selection.isLocked;
  87
  88                         if ( selIsLocked )
  89                                 selection.unlock();
  90
  91                         var $sel = selection.getNative();
  92
  93                         // Delete control selections to avoid IE bugs on pasteHTML.
  94                         if ( $sel.type == 'Control' )
  95                                 $sel.clear();
  96                         else if ( selection.getType() == CKEDITOR.SELECTION_TEXT )
  97                         {
  98                                 // Due to IE bugs on handling contenteditable=false blocks
  99                                 // (#6005), we need to make some checks and eventually
 100                                 // delete the selection first.
 101
 102                                 range = selection.getRanges()[ 0 ];
 103                                 var endContainer = range && range.endContainer;
 104
 105                                 if ( endContainer &&
 106                                                 endContainer.type == CKEDITOR.NODE_ELEMENT &&
 107                                                 endContainer.getAttribute( 'contenteditable' ) == 'false' &&
 108                                                 range.checkBoundaryOfElement( endContainer, CKEDITOR.END ) )
 109                                 {
 110                                         range.setEndAfter( range.endContainer );
 111                                         range.deleteContents();
 112                                 }
 113                         }
 114
 115                         $sel.createRange().pasteHTML( data );
 116
 117                         if ( selIsLocked )
 118                                 this.getSelection().lock();
 119                 }
 120                 else
 121                         this.document.$.execCommand( 'inserthtml', false, data );
 122
 123                 // Webkit does not scroll to the cursor position after pasting (#5558)
 124                 if ( CKEDITOR.env.webkit )
 125                 {
 126                         selection = this.getSelection();
 127                         selection.scrollIntoView();
 128                 }
 129         }
 130
 131         function doInsertText( text )
 132         {
 133                 var selection = this.getSelection(),
 134                         mode = selection.getStartElement().hasAscendant( 'pre', true ) ?
 135                                    CKEDITOR.ENTER_BR : this.config.enterMode,
 136                         isEnterBrMode = mode == CKEDITOR.ENTER_BR;
 137
 138                 var html = CKEDITOR.tools.htmlEncode( text.replace( /\r\n|\r/g, '\n' ) );
 139
 140                 // Convert leading and trailing whitespaces into &nbsp;
 141                 html = html.replace( /^[ \t]+|[ \t]+$/g, function( match, offset, s )
 142                         {
 143                                 if ( match.length == 1 )        // one space, preserve it
 144                                         return '&nbsp;';
 145                                 else if ( !offset )             // beginning of block
 146                                         return CKEDITOR.tools.repeat( '&nbsp;', match.length - 1 ) + ' ';
 147                                 else                            // end of block
 148                                         return ' ' + CKEDITOR.tools.repeat( '&nbsp;', match.length - 1 );
 149                         } );
 150
 151                 // Convert subsequent whitespaces into &nbsp;
 152                 html = html.replace( /[ \t]{2,}/g, function ( match )
 153                    {
 154                            return CKEDITOR.tools.repeat( '&nbsp;', match.length - 1 ) + ' ';
 155                    } );
 156
 157                 var paragraphTag = mode == CKEDITOR.ENTER_P ? 'p' : 'div';
 158
 159                 // Two line-breaks create one paragraph.
 160                 if ( !isEnterBrMode )
 161                 {
 162                         html = html.replace( /(\n{2})([\s\S]*?)(?:$|\1)/g,
 163                                 function( match, group1, text )
 164                                 {
 165                                         return '<'+paragraphTag + '>' + text + '</' + paragraphTag + '>';
 166                                 });
 167                 }
 168
 169                 // One <br> per line-break.
 170                 html = html.replace( /\n/g, '<br>' );
 171
 172                 // Compensate padding <br> for non-IE.
 173                 if ( !( isEnterBrMode || CKEDITOR.env.ie ) )
 174                 {
 175                         html = html.replace( new RegExp( '<br>(?=</' + paragraphTag + '>)' ), function( match )
 176                         {
 177                                 return CKEDITOR.tools.repeat( match, 2 );
 178                         } );
 179                 }
 180
 181                 // Inline styles have to be inherited in Firefox.
 182                 if ( CKEDITOR.env.gecko || CKEDITOR.env.webkit )
 183                 {
 184                         var path = new CKEDITOR.dom.elementPath( selection.getStartElement() ),
 185                                 context = [];
 186
 187                         for ( var i = 0; i < path.elements.length; i++ )
 188                         {
 189                                 var tag = path.elements[ i ].getName();
 190                                 if ( tag in CKEDITOR.dtd.$inline )
 191                                         context.unshift( path.elements[ i ].getOuterHtml().match( /^<.*?>/) );
 192                                 else if ( tag in CKEDITOR.dtd.$block )
 193                                         break;
 194                         }
 195
 196                         // Reproduce the context  by preceding the pasted HTML with opening inline tags.
 197                         html = context.join( '' ) + html;
 198                 }
 199
 200                 doInsertHtml.call( this, html );
 201         }
 202
 203         function doInsertElement( element )
 204         {
 205                 var selection = this.getSelection(),
 206                                 ranges = selection.getRanges(),
 207                                 elementName = element.getName(),
 208                                 isBlock = CKEDITOR.dtd.$block[ elementName ];
 209
 210                 var selIsLocked = selection.isLocked;
 211
 212                 if ( selIsLocked )
 213                         selection.unlock();
 214
 215                 var range, clone, lastElement, bookmark;
 216
 217                 for ( var i = ranges.length - 1 ; i >= 0 ; i-- )
 218                 {
 219                         range = ranges[ i ];
 220
 221                                 if ( !range.checkReadOnly() )
 222                                 {
 223                                         // Remove the original contents, merge splitted nodes.
 224                                         range.deleteContents( 1 );
 225
 226                                         clone = !i && element || element.clone( 1 );
 227
 228                                         // If we're inserting a block at dtd-violated position, split
 229                                         // the parent blocks until we reach blockLimit.
 230                                         var current, dtd;
 231                                         if ( isBlock )
 232                                         {
 233                                                 while ( ( current = range.getCommonAncestor( 0, 1 ) )
 234                                                                 && ( dtd = CKEDITOR.dtd[ current.getName() ] )
 235                                                                 && !( dtd && dtd [ elementName ] ) )
 236                                                 {
 237                                                         // Split up inline elements.
 238                                                         if ( current.getName() in CKEDITOR.dtd.span )
 239                                                                 range.splitElement( current );
 240                                                         // If we're in an empty block which indicate a new paragraph,
 241                                                         // simply replace it with the inserting block.(#3664)
 242                                                         else if ( range.checkStartOfBlock()
 243                                                                         && range.checkEndOfBlock() )
 244                                                         {
 245                                                                 range.setStartBefore( current );
 246                                                                 range.collapse( true );
 247                                                                 current.remove();
 248                                                         }
 249                                                         else
 250                                                                 range.splitBlock();
 251                                                 }
 252                                         }
 253
 254                                         // Insert the new node.
 255                                         range.insertNode( clone );
 256
 257                                         // Save the last element reference so we can make the
 258                                         // selection later.
 259                                         if ( !lastElement )
 260                                                 lastElement = clone;
 261                                 }
 262                         }
 263
 264                         if ( lastElement )
 265                         {
 266                                 range.moveToPosition( lastElement, CKEDITOR.POSITION_AFTER_END );
 267
 268                                 // If we're inserting a block element immediatelly followed by
 269                                 // another block element, the selection must move there. (#3100,#5436)
 270                                 if ( isBlock )
 271                                 {
 272                                         var next = lastElement.getNext( notWhitespaceEval ),
 273                                                 nextName = next && next.type == CKEDITOR.NODE_ELEMENT && next.getName();
 274
 275                                         // Check if it's a block element that accepts text.
 276                                         if ( nextName && CKEDITOR.dtd.$block[ nextName ] && CKEDITOR.dtd[ nextName ]['#'] )
 277                                                 range.moveToElementEditStart( next );
 278                                 }
 279                         }
 280
 281                         selection.selectRanges( [ range ] );
 282
 283                 if ( selIsLocked )
 284                         this.getSelection().lock();
 285         }
 286
 287         // DOM modification here should not bother dirty flag.(#4385)
 288         function restoreDirty( editor )
 289         {
 290                 if ( !editor.checkDirty() )
 291                         setTimeout( function(){ editor.resetDirty(); }, 0 );
 292         }
 293
 294         var isNotWhitespace = CKEDITOR.dom.walker.whitespaces( true ),
 295                 isNotBookmark = CKEDITOR.dom.walker.bookmark( false, true );
 296
 297         function isNotEmpty( node )
 298         {
 299                 return isNotWhitespace( node ) && isNotBookmark( node );
 300         }
 301
 302         function isNbsp( node )
 303         {
 304                 return node.type == CKEDITOR.NODE_TEXT
 305                            && CKEDITOR.tools.trim( node.getText() ).match( /^(?:&nbsp;|\xa0)$/ );
 306         }
 307
 308         function restoreSelection( selection )
 309         {
 310                 if ( selection.isLocked )
 311                 {
 312                         selection.unlock();
 313                         setTimeout( function() { selection.lock(); }, 0 );
 314                 }
 315         }
 316
 317         function isBlankParagraph( block )
 318         {
 319                 return block.getOuterHtml().match( emptyParagraphRegexp );
 320         }
 321
 322         isNotWhitespace = CKEDITOR.dom.walker.whitespaces( true );
 323
 324         // Gecko need a key event to 'wake up' the editing
 325         // ability when document is empty.(#3864, #5781)
 326         function activateEditing( editor )
 327         {
 328                 var win = editor.window,
 329                         doc = editor.document,
 330                         body = editor.document.getBody(),
 331                         bodyFirstChild = body.getFirst(),
 332                         bodyChildsNum = body.getChildren().count();
 333
 334                 if ( !bodyChildsNum
 335                         || bodyChildsNum == 1
 336                                 && bodyFirstChild.type == CKEDITOR.NODE_ELEMENT
 337                                 && bodyFirstChild.hasAttribute( '_moz_editor_bogus_node' ) )
 338                 {
 339                         restoreDirty( editor );
 340
 341                         // Memorize scroll position to restore it later (#4472).
 342                         var hostDocument = editor.element.getDocument();
 343                         var hostDocumentElement = hostDocument.getDocumentElement();
 344                         var scrollTop = hostDocumentElement.$.scrollTop;
 345                         var scrollLeft = hostDocumentElement.$.scrollLeft;
 346
 347                         // Simulating keyboard character input by dispatching a keydown of white-space text.
 348                         var keyEventSimulate = doc.$.createEvent( "KeyEvents" );
 349                         keyEventSimulate.initKeyEvent( 'keypress', true, true, win.$, false,
 350                                 false, false, false, 0, 32 );
 351                         doc.$.dispatchEvent( keyEventSimulate );
 352
 353                         if ( scrollTop != hostDocumentElement.$.scrollTop || scrollLeft != hostDocumentElement.$.scrollLeft )
 354                                 hostDocument.getWindow().$.scrollTo( scrollLeft, scrollTop );
 355
 356                         // Restore the original document status by placing the cursor before a bogus br created (#5021).
 357                         bodyChildsNum && body.getFirst().remove();
 358                         doc.getBody().appendBogus();
 359                         var nativeRange = new CKEDITOR.dom.range( doc );
 360                         nativeRange.setStartAt( body , CKEDITOR.POSITION_AFTER_START );
 361                         nativeRange.select();
 362                 }
 363         }
 364
 365         /**
 366          *  Auto-fixing block-less content by wrapping paragraph (#3190), prevent
 367          *  non-exitable-block by padding extra br.(#3189)
 368          */
 369         function onSelectionChangeFixBody( evt )
 370         {
 371                 var editor = evt.editor,
 372                         path = evt.data.path,
 373                         blockLimit = path.blockLimit,
 374                         selection = evt.data.selection,
 375                         range = selection.getRanges()[0],
 376                         body = editor.document.getBody(),
 377                         enterMode = editor.config.enterMode;
 378
 379                 if ( CKEDITOR.env.gecko )
 380                 {
 381                         activateEditing( editor );
 382
 383                         // Ensure bogus br could help to move cursor (out of styles) to the end of block. (#7041)
 384                         var pathBlock = path.block || path.blockLimit,
 385                                 lastNode = pathBlock && pathBlock.getLast( isNotEmpty );
 386
 387                         // Check some specialities of the current path block:
 388                         // 1. It is really displayed as block; (#7221)
 389                         // 2. It doesn't end with one inner block; (#7467)
 390                         // 3. It doesn't have bogus br yet.
 391                         if ( pathBlock
 392                                         && pathBlock.isBlockBoundary()
 393                                         && !( lastNode && lastNode.type == CKEDITOR.NODE_ELEMENT && lastNode.isBlockBoundary() )
 394                                         && !pathBlock.is( 'pre' )
 395                                         && !pathBlock.getBogus() )
 396                         {
 397                                 pathBlock.appendBogus();
 398                         }
 399                 }
 400
 401                 // When we're in block enter mode, a new paragraph will be established
 402                 // to encapsulate inline contents right under body. (#3657)
 403                 if ( editor.config.autoParagraph !== false
 404                                 && enterMode != CKEDITOR.ENTER_BR
 405                                 && range.collapsed
 406                                 && blockLimit.getName() == 'body'
 407                                 && !path.block )
 408                 {
 409                         var fixedBlock = range.fixBlock( true,
 410                                         editor.config.enterMode == CKEDITOR.ENTER_DIV ? 'div' : 'p'  );
 411
 412                         // For IE, we should remove any filler node which was introduced before.
 413                         if ( CKEDITOR.env.ie )
 414                         {
 415                                 var first = fixedBlock.getFirst( isNotEmpty );
 416                                 first && isNbsp( first ) && first.remove();
 417                         }
 418
 419                         // If the fixed block is actually blank and is already followed by an exitable blank
 420                         // block, we should revert the fix and move into the existed one. (#3684)
 421                         if ( isBlankParagraph( fixedBlock ) )
 422                         {
 423                                 var element = fixedBlock.getNext( isNotWhitespace );
 424                                 if ( element &&
 425                                          element.type == CKEDITOR.NODE_ELEMENT &&
 426                                          !nonEditable( element ) )
 427                                 {
 428                                         range.moveToElementEditStart( element );
 429                                         fixedBlock.remove();
 430                                 }
 431                                 else
 432                                 {
 433                                         element = fixedBlock.getPrevious( isNotWhitespace );
 434                                         if ( element &&
 435                                                  element.type == CKEDITOR.NODE_ELEMENT &&
 436                                                  !nonEditable( element ) )
 437                                         {
 438                                                 range.moveToElementEditEnd( element );
 439                                                 fixedBlock.remove();
 440                                         }
 441                                 }
 442                         }
 443
 444                         range.select();
 445                         // Cancel this selection change in favor of the next (correct).  (#6811)
 446                         evt.cancel();
 447                 }
 448
 449                 // Browsers are incapable of moving cursor out of certain block elements (e.g. table, div, pre)
 450                 // at the end of document, makes it unable to continue adding content, we have to make this
 451                 // easier by opening an new empty paragraph.
 452                 var testRange = new CKEDITOR.dom.range( editor.document );
 453                 testRange.moveToElementEditEnd( editor.document.getBody() );
 454                 var testPath = new CKEDITOR.dom.elementPath( testRange.startContainer );
 455                 if ( !testPath.blockLimit.is( 'body') )
 456                 {
 457                         var paddingBlock;
 458                         if ( enterMode != CKEDITOR.ENTER_BR )
 459                                 paddingBlock = body.append( editor.document.createElement( enterMode == CKEDITOR.ENTER_P ? 'p' : 'div' ) );
 460                         else
 461                                 paddingBlock = body;
 462
 463                         if ( !CKEDITOR.env.ie )
 464                                 paddingBlock.appendBogus();
 465                 }
 466         }
 467
 468         CKEDITOR.plugins.add( 'wysiwygarea',
 469         {
 470                 requires : [ 'editingblock' ],
 471
 472                 init : function( editor )
 473                 {
 474                         var fixForBody = ( editor.config.enterMode != CKEDITOR.ENTER_BR && editor.config.autoParagraph !== false )
 475                                 ? editor.config.enterMode == CKEDITOR.ENTER_DIV ? 'div' : 'p' : false;
 476
 477                         var frameLabel = editor.lang.editorTitle.replace( '%1', editor.name );
 478
 479                         var contentDomReadyHandler;
 480                         editor.on( 'editingBlockReady', function()
 481                                 {
 482                                         var mainElement,
 483                                                 iframe,
 484                                                 isLoadingData,
 485                                                 isPendingFocus,
 486                                                 frameLoaded,
 487                                                 fireMode;
 488
 489
 490                                         // Support for custom document.domain in IE.
 491                                         var isCustomDomain = CKEDITOR.env.isCustomDomain();
 492
 493                                         // Creates the iframe that holds the editable document.
 494                                         var createIFrame = function( data )
 495                                         {
 496                                                 if ( iframe )
 497                                                         iframe.remove();
 498
 499                                                 var src =
 500                                                         'document.open();' +
 501
 502                                                         // The document domain must be set any time we
 503                                                         // call document.open().
 504                                                         ( isCustomDomain ? ( 'document.domain="' + document.domain + '";' ) : '' ) +
 505
 506                                                         'document.close();';
 507
 508                                                 // With IE, the custom domain has to be taken care at first,
 509                                                 // for other browers, the 'src' attribute should be left empty to
 510                                                 // trigger iframe's 'load' event.
 511                                                 src =
 512                                                         CKEDITOR.env.air ?
 513                                                                 'javascript:void(0)' :
 514                                                         CKEDITOR.env.ie ?
 515                                                                 'javascript:void(function(){' + encodeURIComponent( src ) + '}())'
 516                                                         :
 517                                                                 '';
 518
 519                                                 iframe = CKEDITOR.dom.element.createFromHtml( '<iframe' +
 520                                                         ' style="width:100%;height:100%"' +
 521                                                         ' frameBorder="0"' +
 522                                                         ' title="' + frameLabel + '"' +
 523                                                         ' src="' + src + '"' +
 524                                                         ' tabIndex="' + ( CKEDITOR.env.webkit? -1 : editor.tabIndex ) + '"' +
 525                                                         ' allowTransparency="true"' +
 526                                                         '></iframe>' );
 527
 528                                                 // Running inside of Firefox chrome the load event doesn't bubble like in a normal page (#5689)
 529                                                 if ( document.location.protocol == 'chrome:' )
 530                                                         CKEDITOR.event.useCapture = true;
 531
 532                                                 // With FF, it's better to load the data on iframe.load. (#3894,#4058)
 533                                                 iframe.on( 'load', function( ev )
 534                                                         {
 535                                                                 frameLoaded = 1;
 536                                                                 ev.removeListener();
 537
 538                                                                 var doc = iframe.getFrameDocument();
 539                                                                 doc.write( data );
 540
 541                                                                 CKEDITOR.env.air && contentDomReady( doc.getWindow().$ );
 542                                                         });
 543
 544                                                 // Reset adjustment back to default (#5689)
 545                                                 if ( document.location.protocol == 'chrome:' )
 546                                                         CKEDITOR.event.useCapture = false;
 547
 548                                                 mainElement.append( iframe );
 549                                         };
 550
 551                                         // The script that launches the bootstrap logic on 'domReady', so the document
 552                                         // is fully editable even before the editing iframe is fully loaded (#4455).
 553                                         contentDomReadyHandler = CKEDITOR.tools.addFunction( contentDomReady );
 554                                         var activationScript =
 555                                                 '<script id="cke_actscrpt" type="text/javascript" data-cke-temp="1">' +
 556                                                         ( isCustomDomain ? ( 'document.domain="' + document.domain + '";' ) : '' ) +
 557                                                         'window.parent.CKEDITOR.tools.callFunction( ' + contentDomReadyHandler + ', window );' +
 558                                                 '</script>';
 559
 560                                         // Editing area bootstrap code.
 561                                         function contentDomReady( domWindow )
 562                                         {
 563                                                 if ( !frameLoaded )
 564                                                         return;
 565                                                 frameLoaded = 0;
 566
 567                                                 editor.fire( 'ariaWidget', iframe );
 568
 569                                                 var domDocument = domWindow.document,
 570                                                         body = domDocument.body;
 571
 572                                                 // Remove this script from the DOM.
 573                                                 var script = domDocument.getElementById( "cke_actscrpt" );
 574                                                 script && script.parentNode.removeChild( script );
 575
 576                                                 body.spellcheck = !editor.config.disableNativeSpellChecker;
 577
 578                                                 var editable = !editor.readOnly;
 579
 580                                                 if ( CKEDITOR.env.ie )
 581                                                 {
 582                                                         // Don't display the focus border.
 583                                                         body.hideFocus = true;
 584
 585                                                         // Disable and re-enable the body to avoid IE from
 586                                                         // taking the editing focus at startup. (#141 / #523)
 587                                                         body.disabled = true;
 588                                                         body.contentEditable = editable;
 589                                                         body.removeAttribute( 'disabled' );
 590                                                 }
 591                                                 else
 592                                                 {
 593                                                         // Avoid opening design mode in a frame window thread,
 594                                                         // which will cause host page scrolling.(#4397)
 595                                                         setTimeout( function()
 596                                                         {
 597                                                                 // Prefer 'contentEditable' instead of 'designMode'. (#3593)
 598                                                                 if ( CKEDITOR.env.gecko && CKEDITOR.env.version >= 10900
 599                                                                                 || CKEDITOR.env.opera )
 600                                                                         domDocument.$.body.contentEditable = editable;
 601                                                                 else if ( CKEDITOR.env.webkit )
 602                                                                         domDocument.$.body.parentNode.contentEditable = editable;
 603                                                                 else
 604                                                                         domDocument.$.designMode = editable? 'off' : 'on';
 605                                                         }, 0 );
 606                                                 }
 607
 608                                                 editable && CKEDITOR.env.gecko && CKEDITOR.tools.setTimeout( activateEditing, 0, null, editor );
 609
 610                                                 domWindow       = editor.window = new CKEDITOR.dom.window( domWindow );
 611                                                 domDocument     = editor.document       = new CKEDITOR.dom.document( domDocument );
 612
 613                                                 editable && domDocument.on( 'dblclick', function( evt )
 614                                                 {
 615                                                         var element = evt.data.getTarget(),
 616                                                                 data = { element : element, dialog : '' };
 617                                                         editor.fire( 'doubleclick', data );
 618                                                         data.dialog && editor.openDialog( data.dialog );
 619                                                 });
 620
 621                                                 // Prevent automatic submission in IE #6336
 622                                                 CKEDITOR.env.ie && domDocument.on( 'click', function( evt )
 623                                                 {
 624                                                         var element = evt.data.getTarget();
 625                                                         if ( element.is( 'input' ) )
 626                                                         {
 627                                                                 var type = element.getAttribute( 'type' );
 628                                                                 if ( type == 'submit' || type == 'reset' )
 629                                                                         evt.data.preventDefault();
 630                                                         }
 631                                                 });
 632
 633                                                 // Gecko/Webkit need some help when selecting control type elements. (#3448)
 634                                                 if ( !( CKEDITOR.env.ie || CKEDITOR.env.opera ) )
 635                                                 {
 636                                                         domDocument.on( 'mousedown', function( ev )
 637                                                         {
 638                                                                 var control = ev.data.getTarget();
 639                                                                 if ( control.is( 'img', 'hr', 'input', 'textarea', 'select' ) )
 640                                                                         editor.getSelection().selectElement( control );
 641                                                         } );
 642                                                 }
 643
 644                                                 if ( CKEDITOR.env.gecko )
 645                                                 {
 646                                                         domDocument.on( 'mouseup', function( ev )
 647                                                         {
 648                                                                 if ( ev.data.$.button == 2 )
 649                                                                 {
 650                                                                         var target = ev.data.getTarget();
 651
 652                                                                         // Prevent right click from selecting an empty block even
 653                                                                         // when selection is anchored inside it. (#5845)
 654                                                                         if ( !target.getOuterHtml().replace( emptyParagraphRegexp, '' ) )
 655                                                                         {
 656                                                                                 var range = new CKEDITOR.dom.range( domDocument );
 657                                                                                 range.moveToElementEditStart( target );
 658                                                                                 range.select( true );
 659                                                                         }
 660                                                                 }
 661                                                         } );
 662                                                 }
 663
 664                                                 // Prevent the browser opening links in read-only blocks. (#6032)
 665                                                 domDocument.on( 'click', function( ev )
 666                                                         {
 667                                                                 ev = ev.data;
 668                                                                 if ( ev.getTarget().is( 'a' ) && ev.$.button != 2 )
 669                                                                         ev.preventDefault();
 670                                                         });
 671
 672                                                 // Webkit: avoid from editing form control elements content.
 673                                                 if ( CKEDITOR.env.webkit )
 674                                                 {
 675                                                         // Mark that cursor will right blinking (#7113).
 676                                                         domDocument.on( 'mousedown', function() { wasFocused = 1; } );
 677                                                         // Prevent from tick checkbox/radiobox/select
 678                                                         domDocument.on( 'click', function( ev )
 679                                                         {
 680                                                                 if ( ev.data.getTarget().is( 'input', 'select' ) )
 681                                                                         ev.data.preventDefault();
 682                                                         } );
 683
 684                                                         // Prevent from editig textfield/textarea value.
 685                                                         domDocument.on( 'mouseup', function( ev )
 686                                                         {
 687                                                                 if ( ev.data.getTarget().is( 'input', 'textarea' ) )
 688                                                                         ev.data.preventDefault();
 689                                                         } );
 690                                                 }
 691
 692                                                 // IE standard compliant in editing frame doesn't focus the editor when
 693                                                 // clicking outside actual content, manually apply the focus. (#1659)
 694                                                 if ( editable &&
 695                                                                 CKEDITOR.env.ie && domDocument.$.compatMode == 'CSS1Compat'
 696                                                                 || CKEDITOR.env.gecko
 697                                                                 || CKEDITOR.env.opera )
 698                                                 {
 699                                                         var htmlElement = domDocument.getDocumentElement();
 700                                                         htmlElement.on( 'mousedown', function( evt )
 701                                                         {
 702                                                                 // Setting focus directly on editor doesn't work, we
 703                                                                 // have to use here a temporary element to 'redirect'
 704                                                                 // the focus.
 705                                                                 if ( evt.data.getTarget().equals( htmlElement ) )
 706                                                                 {
 707                                                                         if ( CKEDITOR.env.gecko && CKEDITOR.env.version >= 10900 )
 708                                                                                 blinkCursor();
 709                                                                         focusGrabber.focus();
 710                                                                 }
 711                                                         } );
 712                                                 }
 713
 714                                                 var focusTarget = CKEDITOR.env.ie ? iframe : domWindow;
 715                                                 focusTarget.on( 'blur', function()
 716                                                         {
 717                                                                 editor.focusManager.blur();
 718                                                         });
 719
 720                                                 var wasFocused;
 721
 722                                                 focusTarget.on( 'focus', function()
 723                                                         {
 724                                                                 var doc = editor.document;
 725
 726                                                                 if ( editable && CKEDITOR.env.gecko && CKEDITOR.env.version >= 10900 )
 727                                                                         blinkCursor();
 728                                                                 else if ( CKEDITOR.env.opera )
 729                                                                         doc.getBody().focus();
 730                                                                 // Webkit needs focus for the first time on the HTML element. (#6153)
 731                                                                 else if ( CKEDITOR.env.webkit )
 732                                                                 {
 733                                                                         if ( !wasFocused )
 734                                                                         {
 735                                                                                 editor.document.getDocumentElement().focus();
 736                                                                                 wasFocused = 1;
 737                                                                         }
 738                                                                 }
 739
 740                                                                 editor.focusManager.focus();
 741                                                         });
 742
 743                                                 var keystrokeHandler = editor.keystrokeHandler;
 744                                                 // Prevent backspace from navigating off the page.
 745                                                 keystrokeHandler.blockedKeystrokes[ 8 ] = !editable;
 746                                                 keystrokeHandler.attach( domDocument );
 747
 748                                                 domDocument.getDocumentElement().addClass( domDocument.$.compatMode );
 749                                                 // Override keystroke behaviors.
 750                                                 editable && domDocument.on( 'keydown', function( evt )
 751                                                 {
 752                                                         var keyCode = evt.data.getKeystroke();
 753
 754                                                         // Backspace OR Delete.
 755                                                         if ( keyCode in { 8 : 1, 46 : 1 } )
 756                                                         {
 757                                                                 var sel = editor.getSelection(),
 758                                                                         selected = sel.getSelectedElement(),
 759                                                                         range  = sel.getRanges()[ 0 ];
 760
 761                                                                 // Override keystrokes which should have deletion behavior
 762                                                                 //  on fully selected element . (#4047) (#7645)
 763                                                                 if ( selected )
 764                                                                 {
 765                                                                         // Make undo snapshot.
 766                                                                         editor.fire( 'saveSnapshot' );
 767
 768                                                                         // Delete any element that 'hasLayout' (e.g. hr,table) in IE8 will
 769                                                                         // break up the selection, safely manage it here. (#4795)
 770                                                                         range.moveToPosition( selected, CKEDITOR.POSITION_BEFORE_START );
 771                                                                         // Remove the control manually.
 772                                                                         selected.remove();
 773                                                                         range.select();
 774
 775                                                                         editor.fire( 'saveSnapshot' );
 776
 777                                                                         evt.data.preventDefault();
 778                                                                         return;
 779                                                                 }
 780                                                         }
 781                                                 } );
 782
 783                                                 // PageUp/PageDown scrolling is broken in document
 784                                                 // with standard doctype, manually fix it. (#4736)
 785                                                 if ( CKEDITOR.env.ie && domDocument.$.compatMode == 'CSS1Compat' )
 786                                                 {
 787                                                         var pageUpDownKeys = { 33 : 1, 34 : 1 };
 788                                                         domDocument.on( 'keydown', function( evt )
 789                                                         {
 790                                                                 if ( evt.data.getKeystroke() in pageUpDownKeys )
 791                                                                 {
 792                                                                         setTimeout( function ()
 793                                                                         {
 794                                                                                 editor.getSelection().scrollIntoView();
 795                                                                         }, 0 );
 796                                                                 }
 797                                                         } );
 798                                                 }
 799
 800                                                 // Prevent IE from leaving new paragraph after deleting all contents in body. (#6966)
 801                                                 if ( CKEDITOR.env.ie && editor.config.enterMode != CKEDITOR.ENTER_P )
 802                                                 {
 803                                                         domDocument.on( 'selectionchange', function()
 804                                                         {
 805                                                                 var body = domDocument.getBody(),
 806                                                                         range = editor.getSelection().getRanges()[ 0 ];
 807
 808                                                                 if ( body.getHtml().match( /^<p>&nbsp;<\/p>$/i )
 809                                                                         && range.startContainer.equals( body ) )
 810                                                                 {
 811                                                                         // Avoid the ambiguity from a real user cursor position.
 812                                                                         setTimeout( function ()
 813                                                                         {
 814                                                                                 range = editor.getSelection().getRanges()[ 0 ];
 815                                                                                 if ( !range.startContainer.equals ( 'body' ) )
 816                                                                                 {
 817                                                                                         body.getFirst().remove( 1 );
 818                                                                                         range.moveToElementEditEnd( body );
 819                                                                                         range.select( 1 );
 820                                                                                 }
 821                                                                         }, 0 );
 822                                                                 }
 823                                                         });
 824                                                 }
 825
 826                                                 // Adds the document body as a context menu target.
 827                                                 if ( editor.contextMenu )
 828                                                         editor.contextMenu.addTarget( domDocument, editor.config.browserContextMenuOnCtrl !== false );
 829
 830                                                 setTimeout( function()
 831                                                         {
 832                                                                 editor.fire( 'contentDom' );
 833
 834                                                                 if ( fireMode )
 835                                                                 {
 836                                                                         editor.mode = 'wysiwyg';
 837                                                                         editor.fire( 'mode', { previousMode : editor._.previousMode } );
 838                                                                         fireMode = false;
 839                                                                 }
 840
 841                                                                 isLoadingData = false;
 842
 843                                                                 if ( isPendingFocus )
 844                                                                 {
 845                                                                         editor.focus();
 846                                                                         isPendingFocus = false;
 847                                                                 }
 848                                                                 setTimeout( function()
 849                                                                 {
 850                                                                         editor.fire( 'dataReady' );
 851                                                                 }, 0 );
 852
 853                                                                 // IE, Opera and Safari may not support it and throw errors.
 854                                                                 try { editor.document.$.execCommand( 'enableInlineTableEditing', false, !editor.config.disableNativeTableHandles ); } catch(e) {}
 855                                                                 if ( editor.config.disableObjectResizing )
 856                                                                 {
 857                                                                         try
 858                                                                         {
 859                                                                                 editor.document.$.execCommand( 'enableObjectResizing', false, false );
 860                                                                         }
 861                                                                         catch(e)
 862                                                                         {
 863                                                                                 // For browsers in which the above method failed, we can cancel the resizing on the fly (#4208)
 864                                                                                 editor.document.getBody().on( CKEDITOR.env.ie ? 'resizestart' : 'resize', function( evt )
 865                                                                                 {
 866                                                                                         evt.data.preventDefault();
 867                                                                                 });
 868                                                                         }
 869                                                                 }
 870
 871                                                                 /*
 872                                                                  * IE BUG: IE might have rendered the iframe with invisible contents.
 873                                                                  * (#3623). Push some inconsequential CSS style changes to force IE to
 874                                                                  * refresh it.
 875                                                                  *
 876                                                                  * Also, for some unknown reasons, short timeouts (e.g. 100ms) do not
 877                                                                  * fix the problem. :(
 878                                                                  */
 879                                                                 if ( CKEDITOR.env.ie )
 880                                                                 {
 881                                                                         setTimeout( function()
 882                                                                                 {
 883                                                                                         if ( editor.document )
 884                                                                                         {
 885                                                                                                 var $body = editor.document.$.body;
 886                                                                                                 $body.runtimeStyle.marginBottom = '0px';
 887                                                                                                 $body.runtimeStyle.marginBottom = '';
 888                                                                                         }
 889                                                                                 }, 1000 );
 890                                                                 }
 891                                                         },
 892                                                         0 );
 893                                         }
 894
 895                                         editor.addMode( 'wysiwyg',
 896                                                 {
 897                                                         load : function( holderElement, data, isSnapshot )
 898                                                         {
 899                                                                 mainElement = holderElement;
 900
 901                                                                 if ( CKEDITOR.env.ie && CKEDITOR.env.quirks )
 902                                                                         holderElement.setStyle( 'position', 'relative' );
 903
 904                                                                 // The editor data "may be dirty" after this
 905                                                                 // point.
 906                                                                 editor.mayBeDirty = true;
 907
 908                                                                 fireMode = true;
 909
 910                                                                 if ( isSnapshot )
 911                                                                         this.loadSnapshotData( data );
 912                                                                 else
 913                                                                         this.loadData( data );
 914                                                         },
 915
 916                                                         loadData : function( data )
 917                                                         {
 918                                                                 isLoadingData = true;
 919                                                                 editor._.dataStore = { id : 1 };
 920
 921                                                                 var config = editor.config,
 922                                                                         fullPage = config.fullPage,
 923                                                                         docType = config.docType;
 924
 925                                                                 // Build the additional stuff to be included into <head>.
 926                                                                 var headExtra =
 927                                                                         '<style type="text/css" data-cke-temp="1">' +
 928                                                                                 editor._.styles.join( '\n' ) +
 929                                                                         '</style>';
 930
 931                                                                 !fullPage && ( headExtra =
 932                                                                         CKEDITOR.tools.buildStyleHtml( editor.config.contentsCss ) +
 933                                                                         headExtra );
 934
 935                                                                 var baseTag = config.baseHref ? '<base href="' + config.baseHref + '" data-cke-temp="1" />' : '';
 936
 937                                                                 if ( fullPage )
 938                                                                 {
 939                                                                         // Search and sweep out the doctype declaration.
 940                                                                         data = data.replace( /<!DOCTYPE[^>]*>/i, function( match )
 941                                                                                 {
 942                                                                                         editor.docType = docType = match;
 943                                                                                         return '';
 944                                                                                 }).replace( /<\?xml\s[^\?]*\?>/i, function( match )
 945                                                                                 {
 946                                                                                         editor.xmlDeclaration = match;
 947                                                                                         return '';
 948                                                                                 });
 949                                                                 }
 950
 951                                                                 // Get the HTML version of the data.
 952                                                                 if ( editor.dataProcessor )
 953                                                                         data = editor.dataProcessor.toHtml( data, fixForBody );
 954
 955                                                                 if ( fullPage )
 956                                                                 {
 957                                                                         // Check if the <body> tag is available.
 958                                                                         if ( !(/<body[\s|>]/).test( data ) )
 959                                                                                 data = '<body>' + data;
 960
 961                                                                         // Check if the <html> tag is available.
 962                                                                         if ( !(/<html[\s|>]/).test( data ) )
 963                                                                                 data = '<html>' + data + '</html>';
 964
 965                                                                         // Check if the <head> tag is available.
 966                                                                         if ( !(/<head[\s|>]/).test( data ) )
 967                                                                                 data = data.replace( /<html[^>]*>/, '$&<head><title></title></head>' ) ;
 968                                                                         else if ( !(/<title[\s|>]/).test( data ) )
 969                                                                                 data = data.replace( /<head[^>]*>/, '$&<title></title>' ) ;
 970
 971                                                                         // The base must be the first tag in the HEAD, e.g. to get relative
 972                                                                         // links on styles.
 973                                                                         baseTag && ( data = data.replace( /<head>/, '$&' + baseTag ) );
 974
 975                                                                         // Inject the extra stuff into <head>.
 976                                                                         // Attention: do not change it before testing it well. (V2)
 977                                                                         // This is tricky... if the head ends with <meta ... content type>,
 978                                                                         // Firefox will break. But, it works if we place our extra stuff as
 979                                                                         // the last elements in the HEAD.
 980                                                                         data = data.replace( /<\/head\s*>/, headExtra + '$&' );
 981
 982                                                                         // Add the DOCTYPE back to it.
 983                                                                         data = docType + data;
 984                                                                 }
 985                                                                 else
 986                                                                 {
 987                                                                         data =
 988                                                                                 config.docType +
 989                                                                                 '<html dir="' + config.contentsLangDirection + '"' +
 990                                                                                         ' lang="' + ( config.contentsLanguage || editor.langCode ) + '">' +
 991                                                                                 '<head>' +
 992                                                                                         '<title>' + frameLabel + '</title>' +
 993                                                                                         baseTag +
 994                                                                                         headExtra +
 995                                                                                 '</head>' +
 996                                                                                 '<body' + ( config.bodyId ? ' id="' + config.bodyId + '"' : '' ) +
 997                                                                                                   ( config.bodyClass ? ' class="' + config.bodyClass + '"' : '' ) +
 998                                                                                                   '>' +
 999                                                                                         data +
1000                                                                                 '</html>';
1001                                                                 }
1002
1003                                                                 // Distinguish bogus to normal BR at the end of document for Mozilla. (#5293).
1004                                                                 if ( CKEDITOR.env.gecko )
1005                                                                         data = data.replace( /<br \/>(?=\s*<\/(:?html|body)>)/, '$&<br type="_moz" />' );
1006
1007                                                                 data += activationScript;
1008
1009
1010                                                                 // The iframe is recreated on each call of setData, so we need to clear DOM objects
1011                                                                 this.onDispose();
1012                                                                 createIFrame( data );
1013                                                         },
1014
1015                                                         getData : function()
1016                                                         {
1017                                                                 var config = editor.config,
1018                                                                         fullPage = config.fullPage,
1019                                                                         docType = fullPage && editor.docType,
1020                                                                         xmlDeclaration = fullPage && editor.xmlDeclaration,
1021                                                                         doc = iframe.getFrameDocument();
1022
1023                                                                 var data = fullPage
1024                                                                         ? doc.getDocumentElement().getOuterHtml()
1025                                                                         : doc.getBody().getHtml();
1026
1027                                                                 // BR at the end of document is bogus node for Mozilla. (#5293).
1028                                                                 if ( CKEDITOR.env.gecko )
1029                                                                         data = data.replace( /<br>(?=\s*(:?$|<\/body>))/, '' );
1030
1031                                                                 if ( editor.dataProcessor )
1032                                                                         data = editor.dataProcessor.toDataFormat( data, fixForBody );
1033
1034                                                                 // Reset empty if the document contains only one empty paragraph.
1035                                                                 if ( config.ignoreEmptyParagraph )
1036                                                                         data = data.replace( emptyParagraphRegexp, function( match, lookback ) { return lookback; } );
1037
1038                                                                 if ( xmlDeclaration )
1039                                                                         data = xmlDeclaration + '\n' + data;
1040                                                                 if ( docType )
1041                                                                         data = docType + '\n' + data;
1042
1043                                                                 return data;
1044                                                         },
1045
1046                                                         getSnapshotData : function()
1047                                                         {
1048                                                                 return iframe.getFrameDocument().getBody().getHtml();
1049                                                         },
1050
1051                                                         loadSnapshotData : function( data )
1052                                                         {
1053                                                                 iframe.getFrameDocument().getBody().setHtml( data );
1054                                                         },
1055
1056                                                         onDispose : function()
1057                                                         {
1058                                                                 if ( !editor.document )
1059                                                                         return;
1060
1061                                                                 editor.document.getDocumentElement().clearCustomData();
1062                                                                 editor.document.getBody().clearCustomData();
1063
1064                                                                 editor.window.clearCustomData();
1065                                                                 editor.document.clearCustomData();
1066
1067                                                                 iframe.clearCustomData();
1068
1069                                                                 /*
1070                                                                 * IE BUG: When destroying editor DOM with the selection remains inside
1071                                                                 * editing area would break IE7/8's selection system, we have to put the editing
1072                                                                 * iframe offline first. (#3812 and #5441)
1073                                                                 */
1074                                                                 iframe.remove();
1075                                                         },
1076
1077                                                         unload : function( holderElement )
1078                                                         {
1079                                                                 this.onDispose();
1080
1081                                                                 editor.window = editor.document = iframe = mainElement = isPendingFocus = null;
1082
1083                                                                 editor.fire( 'contentDomUnload' );
1084                                                         },
1085
1086                                                         focus : function()
1087                                                         {
1088                                                                 var win = editor.window;
1089
1090                                                                 if ( isLoadingData )
1091                                                                         isPendingFocus = true;
1092                                                                 else if ( win )
1093                                                                 {
1094                                                                         // AIR needs a while to focus when moving from a link.
1095                                                                         CKEDITOR.env.air ? setTimeout( function () { win.focus(); }, 0 ) : win.focus();
1096                                                                         editor.selectionChange();
1097                                                                 }
1098                                                         }
1099                                                 });
1100
1101                                         editor.on( 'insertHtml', onInsert( doInsertHtml ) , null, null, 20 );
1102                                         editor.on( 'insertElement', onInsert( doInsertElement ), null, null, 20 );
1103                                         editor.on( 'insertText', onInsert( doInsertText ), null, null, 20 );
1104                                         // Auto fixing on some document structure weakness to enhance usabilities. (#3190 and #3189)
1105                                         editor.on( 'selectionChange', function( evt )
1106                                         {
1107                                                 if ( editor.readOnly )
1108                                                         return;
1109
1110                                                 var sel = editor.getSelection();
1111                                                 // Do it only when selection is not locked. (#8222)
1112                                                 if ( sel && !sel.isLocked )
1113                                                 {
1114                                                         var isDirty = editor.checkDirty();
1115                                                         editor.fire( 'saveSnapshot', { contentOnly : 1 } );
1116                                                         onSelectionChangeFixBody.call( this, evt );
1117                                                         editor.fire( 'updateSnapshot' );
1118                                                         !isDirty && editor.resetDirty();
1119                                                 }
1120
1121                                         }, null, null, 1 );
1122                                 });
1123
1124                         var titleBackup;
1125                         // Setting voice label as window title, backup the original one
1126                         // and restore it before running into use.
1127                         editor.on( 'contentDom', function()
1128                                 {
1129                                         var title = editor.document.getElementsByTag( 'title' ).getItem( 0 );
1130                                         title.data( 'cke-title', editor.document.$.title );
1131                                         editor.document.$.title = frameLabel;
1132                                 });
1133
1134                         editor.on( 'readOnly', function()
1135                                 {
1136                                         if ( editor.mode == 'wysiwyg' )
1137                                         {
1138                                                 // Symply reload the wysiwyg area. It'll take care of read-only.
1139                                                 var wysiwyg = editor.getMode();
1140                                                 wysiwyg.loadData( wysiwyg.getData() );
1141                                         }
1142                                 });
1143
1144                         // IE>=8 stricts mode doesn't have 'contentEditable' in effect
1145                         // on element unless it has layout. (#5562)
1146                         if ( CKEDITOR.document.$.documentMode >= 8 )
1147                         {
1148                                 editor.addCss( 'html.CSS1Compat [contenteditable=false]{ min-height:0 !important;}' );
1149
1150                                 var selectors = [];
1151                                 for ( var tag in CKEDITOR.dtd.$removeEmpty )
1152                                         selectors.push( 'html.CSS1Compat ' + tag + '[contenteditable=false]' );
1153                                 editor.addCss( selectors.join( ',' ) + '{ display:inline-block;}' );
1154                         }
1155                         // Set the HTML style to 100% to have the text cursor in affect (#6341)
1156                         else if ( CKEDITOR.env.gecko )
1157                         {
1158                                 editor.addCss( 'html { height: 100% !important; }' );
1159                                 editor.addCss( 'img:-moz-broken { -moz-force-broken-image-icon : 1;     width : 24px; height : 24px; }' );
1160                         }
1161
1162                         /* #3658: [IE6] Editor document has horizontal scrollbar on long lines
1163                         To prevent this misbehavior, we show the scrollbar always */
1164                         /* #6341: The text cursor must be set on the editor area. */
1165                         /* #6632: Avoid having "text" shape of cursor in IE7 scrollbars.*/
1166                         editor.addCss( 'html {  _overflow-y: scroll; cursor: text;      *cursor:auto;}' );
1167                         // Use correct cursor for these elements
1168                         editor.addCss( 'img, input, textarea { cursor: default;}' );
1169
1170                         // Switch on design mode for a short while and close it after then.
1171                         function blinkCursor( retry )
1172                         {
1173                                 if ( editor.readOnly )
1174                                         return;
1175
1176                                 CKEDITOR.tools.tryThese(
1177                                         function()
1178                                         {
1179                                                 editor.document.$.designMode = 'on';
1180                                                 setTimeout( function()
1181                                                 {
1182                                                         editor.document.$.designMode = 'off';
1183                                                         if ( CKEDITOR.currentInstance == editor )
1184                                                                 editor.document.getBody().focus();
1185                                                 }, 50 );
1186                                         },
1187                                         function()
1188                                         {
1189                                                 // The above call is known to fail when parent DOM
1190                                                 // tree layout changes may break design mode. (#5782)
1191                                                 // Refresh the 'contentEditable' is a cue to this.
1192                                                 editor.document.$.designMode = 'off';
1193                                                 var body = editor.document.getBody();
1194                                                 body.setAttribute( 'contentEditable', false );
1195                                                 body.setAttribute( 'contentEditable', true );
1196                                                 // Try it again once..
1197                                                 !retry && blinkCursor( 1 );
1198                                         });
1199                         }
1200
1201                         // Create an invisible element to grab focus.
1202                         if ( CKEDITOR.env.gecko || CKEDITOR.env.ie || CKEDITOR.env.opera )
1203                         {
1204                                 var focusGrabber;
1205                                 editor.on( 'uiReady', function()
1206                                 {
1207                                         focusGrabber = editor.container.append( CKEDITOR.dom.element.createFromHtml(
1208                                                 // Use 'span' instead of anything else to fly under the screen-reader radar. (#5049)
1209                                                 '<span tabindex="-1" style="position:absolute;" role="presentation"></span>' ) );
1210
1211                                         focusGrabber.on( 'focus', function()
1212                                                 {
1213                                                         editor.focus();
1214                                                 } );
1215
1216                                         editor.focusGrabber = focusGrabber;
1217                                 } );
1218                                 editor.on( 'destroy', function()
1219                                 {
1220                                         CKEDITOR.tools.removeFunction( contentDomReadyHandler );
1221                                         focusGrabber.clearCustomData();
1222                                         delete editor.focusGrabber;
1223                                 } );
1224                         }
1225
1226                         // Disable form elements editing mode provided by some browers. (#5746)
1227                         editor.on( 'insertElement', function ( evt )
1228                         {
1229                                 var element = evt.data;
1230                                 if ( element.type == CKEDITOR.NODE_ELEMENT
1231                                                 && ( element.is( 'input' ) || element.is( 'textarea' ) ) )
1232                                 {
1233                                         // We should flag that the element was locked by our code so
1234                                         // it'll be editable by the editor functions (#6046).
1235                                         var readonly = element.getAttribute( 'contenteditable' ) == 'false';
1236                                         if ( !readonly )
1237                                         {
1238                                                 element.data( 'cke-editable', element.hasAttribute( 'contenteditable' ) ? 'true' : '1' );
1239                                                 element.setAttribute( 'contenteditable', false );
1240                                         }
1241                                 }
1242                         });
1243
1244                 }
1245         });
1246
1247         // Fixing Firefox 'Back-Forward Cache' break design mode. (#4514)
1248         if ( CKEDITOR.env.gecko )
1249         {
1250                 (function()
1251                 {
1252                         var body = document.body;
1253
1254                         if ( !body )
1255                                 window.addEventListener( 'load', arguments.callee, false );
1256                         else
1257                         {
1258                                 var currentHandler = body.getAttribute( 'onpageshow' );
1259                                 body.setAttribute( 'onpageshow', ( currentHandler ? currentHandler + ';' : '') +
1260                                                         'event.persisted && (function(){' +
1261                                                                 'var allInstances = CKEDITOR.instances, editor, doc;' +
1262                                                                 'for ( var i in allInstances )' +
1263                                                                 '{' +
1264                                                                 '       editor = allInstances[ i ];' +
1265                                                                 '       doc = editor.document;' +
1266                                                                 '       if ( doc )' +
1267                                                                 '       {' +
1268                                                                 '               doc.$.designMode = "off";' +
1269                                                                 '               doc.$.designMode = "on";' +
1270                                                                 '       }' +
1271                                                                 '}' +
1272                                                 '})();' );
1273                         }
1274                 } )();
1275
1276         }
1277 })();
1278
1279 /**
1280  * Disables the ability of resize objects (image and tables) in the editing
1281  * area.
1282  * @type Boolean
1283  * @default false
1284  * @example
1285  * config.disableObjectResizing = true;
1286  */
1287 CKEDITOR.config.disableObjectResizing = false;
1288
1289 /**
1290  * Disables the "table tools" offered natively by the browser (currently
1291  * Firefox only) to make quick table editing operations, like adding or
1292  * deleting rows and columns.
1293  * @type Boolean
1294  * @default true
1295  * @example
1296  * config.disableNativeTableHandles = false;
1297  */
1298 CKEDITOR.config.disableNativeTableHandles = true;
1299
1300 /**
1301  * Disables the built-in words spell checker if browser provides one.<br /><br />
1302  *
1303  * <strong>Note:</strong> Although word suggestions provided by browsers (natively) will not appear in CKEditor's default context menu,
1304  * users can always reach the native context menu by holding the <em>Ctrl</em> key when right-clicking if {@link CKEDITOR.config.browserContextMenuOnCtrl}
1305  * is enabled or you're simply not using the context menu plugin.
1306  *
1307  * @type Boolean
1308  * @default true
1309  * @example
1310  * config.disableNativeSpellChecker = false;
1311  */
1312 CKEDITOR.config.disableNativeSpellChecker = true;
1313
1314 /**
1315  * Whether the editor must output an empty value ("") if it's contents is made
1316  * by an empty paragraph only.
1317  * @type Boolean
1318  * @default true
1319  * @example
1320  * config.ignoreEmptyParagraph = false;
1321  */
1322 CKEDITOR.config.ignoreEmptyParagraph = true;
1323
1324 /**
1325  * Fired when data is loaded and ready for retrieval in an editor instance.
1326  * @name CKEDITOR.editor#dataReady
1327  * @event
1328  */
1329
1330 /**
1331  * Whether automatically create wrapping blocks around inline contents inside document body,
1332  * this helps to ensure the integrality of the block enter mode.
1333  * <strong>Note:</strong> Changing the default value might introduce unpredictable usability issues.
1334  * @name CKEDITOR.config.autoParagraph
1335  * @since 3.6
1336  * @type Boolean
1337  * @default true
1338  * @example
1339  * config.autoParagraph = false;
1340  */
1341
1342 /**
1343  * Fired when some elements are added to the document
1344  * @name CKEDITOR.editor#ariaWidget
1345  * @event
1346  * @param {Object} element The element being added
1347  */