_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 \r
  37         function onInsert( insertFunc )\r
  38         {\r
  39                 return function( evt )\r
  40                 {\r
  41                         if ( this.mode == 'wysiwyg' )\r
  42                         {\r
  43                                 this.focus();\r
  44 \r
  45                                 var selection = this.getSelection();\r
  46                                 if ( checkReadOnly( selection ) )\r
  47                                         return;\r
  48 \r
  49                                 this.fire( 'saveSnapshot' );\r
  50 \r
  51                                 insertFunc.call( this, evt.data );\r
  52 \r
  53                                 // Save snaps after the whole execution completed.\r
  54                                 // This's a workaround for make DOM modification's happened after\r
  55                                 // 'insertElement' to be included either, e.g. Form-based dialogs' 'commitContents'\r
  56                                 // call.\r
  57                                 CKEDITOR.tools.setTimeout( function()\r
  58                                    {\r
  59                                            this.fire( 'saveSnapshot' );\r
  60                                    }, 0, this );\r
  61                         }\r
  62                 };\r
  63         }\r
  64 \r
  65         function doInsertHtml( data )\r
  66         {\r
  67                 if ( this.dataProcessor )\r
  68                         data = this.dataProcessor.toHtml( data );\r
  69 \r
  70                 var selection = this.getSelection();\r
  71                 if ( CKEDITOR.env.ie )\r
  72                 {\r
  73                         var selIsLocked = selection.isLocked;\r
  74 \r
  75                         if ( selIsLocked )\r
  76                                 selection.unlock();\r
  77 \r
  78                         var $sel = selection.getNative();\r
  79 \r
  80                         // Delete control selections to avoid IE bugs on pasteHTML.\r
  81                         if ( $sel.type == 'Control' )\r
  82                                 $sel.clear();\r
  83                                 else if  ( selection.getType() == CKEDITOR.SELECTION_TEXT )\r
  84                         {\r
  85                                 // Due to IE bugs on handling contenteditable=false blocks\r
  86                                 // (#6005), we need to make some checks and eventually\r
  87                                 // delete the selection first.\r
  88 \r
  89                                 var range = selection.getRanges()[0],\r
  90                                                 endContainer = range && range.endContainer;\r
  91 \r
  92                                 if ( endContainer &&\r
  93                                                 endContainer.type == CKEDITOR.NODE_ELEMENT &&\r
  94                                                 endContainer.getAttribute( 'contenteditable' ) == 'false' &&\r
  95                                                 range.checkBoundaryOfElement( endContainer, CKEDITOR.END ) )\r
  96                                 {\r
  97                                         range.setEndAfter( range.endContainer );\r
  98                                         range.deleteContents();\r
  99                                 }\r
 100                         }\r
 101 \r
 102                         try\r
 103                         {\r
 104                                 $sel.createRange().pasteHTML( data );\r
 105                         }\r
 106                                 catch (e) {}\r
 107 \r
 108                         if ( selIsLocked )\r
 109                                 this.getSelection().lock();\r
 110                         }\r
 111                 else\r
 112                         this.document.$.execCommand( 'inserthtml', false, data );\r
 113 \r
 114                 // Webkit does not scroll to the cursor position after pasting (#5558)\r
 115                 if ( CKEDITOR.env.webkit )\r
 116                 {\r
 117                         selection = this.getSelection();\r
 118                         selection.scrollIntoView();\r
 119                 }\r
 120         }\r
 121 \r
 122         function doInsertText( text )\r
 123         {\r
 124                 var selection = this.getSelection(),\r
 125                         mode = selection.getStartElement().hasAscendant( 'pre', true ) ?\r
 126                                    CKEDITOR.ENTER_BR : this.config.enterMode,\r
 127                         isEnterBrMode = mode == CKEDITOR.ENTER_BR;\r
 128 \r
 129                 var html = CKEDITOR.tools.htmlEncode( text.replace( /\r\n|\r/g, '\n' ) );\r
 130 \r
 131                 // Convert leading and trailing whitespaces into &nbsp;\r
 132                 html = html.replace( /^[ \t]+|[ \t]+$/g, function( match, offset, s )\r
 133                         {\r
 134                                 if ( match.length == 1 )        // one space, preserve it\r
 135                                         return '&nbsp;';\r
 136                                 else if ( !offset )             // beginning of block\r
 137                                         return CKEDITOR.tools.repeat( '&nbsp;', match.length - 1 ) + ' ';\r
 138                                 else                            // end of block\r
 139                                         return ' ' + CKEDITOR.tools.repeat( '&nbsp;', match.length - 1 );\r
 140                         } );\r
 141 \r
 142                 // Convert subsequent whitespaces into &nbsp;\r
 143                 html = html.replace( /[ \t]{2,}/g, function ( match )\r
 144                    {\r
 145                            return CKEDITOR.tools.repeat( '&nbsp;', match.length - 1 ) + ' ';\r
 146                    } );\r
 147 \r
 148                 var paragraphTag = mode == CKEDITOR.ENTER_P ? 'p' : 'div';\r
 149 \r
 150                 // Two line-breaks create one paragraph.\r
 151                 if ( !isEnterBrMode )\r
 152                 {\r
 153                         html = html.replace( /(\n{2})([\s\S]*?)(?:$|\1)/g,\r
 154                                 function( match, group1, text )\r
 155                                 {\r
 156                                         return '<'+paragraphTag + '>' + text + '</' + paragraphTag + '>';\r
 157                                 });\r
 158                 }\r
 159 \r
 160                 // One <br> per line-break.\r
 161                 html = html.replace( /\n/g, '<br>' );\r
 162 \r
 163                 // Compensate padding <br> for non-IE.\r
 164                 if ( !( isEnterBrMode || CKEDITOR.env.ie ) )\r
 165                 {\r
 166                         html = html.replace( new RegExp( '<br>(?=</' + paragraphTag + '>)' ), function( match )\r
 167                         {\r
 168                                 return CKEDITOR.tools.repeat( match, 2 );\r
 169                         } );\r
 170                 }\r
 171 \r
 172                 // Inline styles have to be inherited in Firefox.\r
 173                 if ( CKEDITOR.env.gecko || CKEDITOR.env.webkit )\r
 174                 {\r
 175                         var path = new CKEDITOR.dom.elementPath( selection.getStartElement() ),\r
 176                                 context = [];\r
 177 \r
 178                         for ( var i = 0; i < path.elements.length; i++ )\r
 179                         {\r
 180                                 var tag = path.elements[ i ].getName();\r
 181                                 if ( tag in CKEDITOR.dtd.$inline )\r
 182                                         context.unshift( path.elements[ i ].getOuterHtml().match( /^<.*?>/) );\r
 183                                 else if ( tag in CKEDITOR.dtd.$block )\r
 184                                         break;\r
 185                         }\r
 186 \r
 187                         // Reproduce the context  by preceding the pasted HTML with opening inline tags.\r
 188                         html = context.join( '' ) + html;\r
 189                 }\r
 190 \r
 191                 doInsertHtml.call( this, html );\r
 192         }\r
 193 \r
 194         function doInsertElement( element )\r
 195         {\r
 196                 var selection = this.getSelection(),\r
 197                                 ranges = selection.getRanges(),\r
 198                                 elementName = element.getName(),\r
 199                                 isBlock = CKEDITOR.dtd.$block[ elementName ];\r
 200 \r
 201                 var selIsLocked = selection.isLocked;\r
 202 \r
 203                 if ( selIsLocked )\r
 204                         selection.unlock();\r
 205 \r
 206                 var range, clone, lastElement, bookmark;\r
 207 \r
 208                 for ( var i = ranges.length - 1 ; i >= 0 ; i-- )\r
 209                 {\r
 210                         range = ranges[ i ];\r
 211 \r
 212                         // Remove the original contents.\r
 213                         range.deleteContents();\r
 214 \r
 215                         clone = !i && element || element.clone( 1 );\r
 216 \r
 217                         // If we're inserting a block at dtd-violated position, split\r
 218                         // the parent blocks until we reach blockLimit.\r
 219                         var current, dtd;\r
 220                         if ( isBlock )\r
 221                         {\r
 222                                 while ( ( current = range.getCommonAncestor( 0, 1 ) )\r
 223                                                 && ( dtd = CKEDITOR.dtd[ current.getName() ] )\r
 224                                                 && !( dtd && dtd [ elementName ] ) )\r
 225                                 {\r
 226                                         // Split up inline elements.\r
 227                                         if ( current.getName() in CKEDITOR.dtd.span )\r
 228                                                 range.splitElement( current );\r
 229                                         // If we're in an empty block which indicate a new paragraph,\r
 230                                         // simply replace it with the inserting block.(#3664)\r
 231                                         else if ( range.checkStartOfBlock()\r
 232                                                         && range.checkEndOfBlock() )\r
 233                                         {\r
 234                                                 range.setStartBefore( current );\r
 235                                                 range.collapse( true );\r
 236                                                 current.remove();\r
 237                                         }\r
 238                                         else\r
 239                                                 range.splitBlock();\r
 240                                 }\r
 241                         }\r
 242 \r
 243                         // Insert the new node.\r
 244                         range.insertNode( clone );\r
 245 \r
 246                         // Save the last element reference so we can make the\r
 247                         // selection later.\r
 248                         if ( !lastElement )\r
 249                                 lastElement = clone;\r
 250                 }\r
 251 \r
 252                 range.moveToPosition( lastElement, CKEDITOR.POSITION_AFTER_END );\r
 253 \r
 254                 // If we're inserting a block element immediatelly followed by\r
 255                 // another block element, the selection must move there. (#3100,#5436)\r
 256                 if ( isBlock )\r
 257                 {\r
 258                         var next = lastElement.getNext( notWhitespaceEval ),\r
 259                                         nextName = next && next.type == CKEDITOR.NODE_ELEMENT && next.getName();\r
 260 \r
 261                         // Check if it's a block element that accepts text.\r
 262                         if ( nextName && CKEDITOR.dtd.$block[ nextName ] && CKEDITOR.dtd[ nextName ]['#'] )\r
 263                                 range.moveToElementEditStart( next );\r
 264                 }\r
 265 \r
 266                 selection.selectRanges( [ range ] );\r
 267 \r
 268                 if ( selIsLocked )\r
 269                         this.getSelection().lock();\r
 270         }\r
 271 \r
 272         // DOM modification here should not bother dirty flag.(#4385)\r
 273         function restoreDirty( editor )\r
 274         {\r
 275                 if ( !editor.checkDirty() )\r
 276                         setTimeout( function(){ editor.resetDirty(); }, 0 );\r
 277         }\r
 278 \r
 279         var isNotWhitespace = CKEDITOR.dom.walker.whitespaces( true ),\r
 280                 isNotBookmark = CKEDITOR.dom.walker.bookmark( false, true );\r
 281 \r
 282         function isNotEmpty( node )\r
 283         {\r
 284                 return isNotWhitespace( node ) && isNotBookmark( node );\r
 285         }\r
 286 \r
 287         function isNbsp( node )\r
 288         {\r
 289                 return node.type == CKEDITOR.NODE_TEXT\r
 290                            && CKEDITOR.tools.trim( node.getText() ).match( /^(?:&nbsp;|\xa0)$/ );\r
 291         }\r
 292 \r
 293         function restoreSelection( selection )\r
 294         {\r
 295                 if ( selection.isLocked )\r
 296                 {\r
 297                         selection.unlock();\r
 298                         setTimeout( function() { selection.lock(); }, 0 );\r
 299                 }\r
 300         }\r
 301 \r
 302         function isBlankParagraph( block )\r
 303         {\r
 304                 return block.getOuterHtml().match( emptyParagraphRegexp );\r
 305         }\r
 306 \r
 307         isNotWhitespace = CKEDITOR.dom.walker.whitespaces( true );\r
 308 \r
 309         // Gecko need a key event to 'wake up' the editing\r
 310         // ability when document is empty.(#3864, #5781)\r
 311         function activateEditing( editor )\r
 312         {\r
 313                 var win = editor.window,\r
 314                         doc = editor.document,\r
 315                         body = editor.document.getBody(),\r
 316                         bodyChildsNum = body.getChildren().count();\r
 317 \r
 318                 if ( !bodyChildsNum || ( bodyChildsNum == 1&& body.getFirst().hasAttribute( '_moz_editor_bogus_node' ) ) )\r
 319                 {\r
 320                         restoreDirty( editor );\r
 321 \r
 322                         // Memorize scroll position to restore it later (#4472).\r
 323                         var hostDocument = editor.element.getDocument();\r
 324                         var hostDocumentElement = hostDocument.getDocumentElement();\r
 325                         var scrollTop = hostDocumentElement.$.scrollTop;\r
 326                         var scrollLeft = hostDocumentElement.$.scrollLeft;\r
 327 \r
 328                         // Simulating keyboard character input by dispatching a keydown of white-space text.\r
 329                         var keyEventSimulate = doc.$.createEvent( "KeyEvents" );\r
 330                         keyEventSimulate.initKeyEvent( 'keypress', true, true, win.$, false,\r
 331                                 false, false, false, 0, 32 );\r
 332                         doc.$.dispatchEvent( keyEventSimulate );\r
 333 \r
 334                         if ( scrollTop != hostDocumentElement.$.scrollTop || scrollLeft != hostDocumentElement.$.scrollLeft )\r
 335                                 hostDocument.getWindow().$.scrollTo( scrollLeft, scrollTop );\r
 336 \r
 337                         // Restore the original document status by placing the cursor before a bogus br created (#5021).\r
 338                         bodyChildsNum && body.getFirst().remove();\r
 339                         doc.getBody().appendBogus();\r
 340                         var nativeRange = new CKEDITOR.dom.range( doc );\r
 341                         nativeRange.setStartAt( body , CKEDITOR.POSITION_AFTER_START );\r
 342                         nativeRange.select();\r
 343                 }\r
 344         }\r
 345 \r
 346         /**\r
 347          *  Auto-fixing block-less content by wrapping paragraph (#3190), prevent\r
 348          *  non-exitable-block by padding extra br.(#3189)\r
 349          */\r
 350         function onSelectionChangeFixBody( evt )\r
 351         {\r
 352                 var editor = evt.editor,\r
 353                         path = evt.data.path,\r
 354                         blockLimit = path.blockLimit,\r
 355                         selection = evt.data.selection,\r
 356                         range = selection.getRanges()[0],\r
 357                         body = editor.document.getBody(),\r
 358                         enterMode = editor.config.enterMode;\r
 359 \r
 360                 CKEDITOR.env.gecko && activateEditing( editor );\r
 361 \r
 362                 // When enterMode set to block, we'll establing new paragraph only if we're\r
 363                 // selecting inline contents right under body. (#3657)\r
 364                 if ( enterMode != CKEDITOR.ENTER_BR\r
 365                      && range.collapsed\r
 366                          && blockLimit.getName() == 'body'\r
 367                          && !path.block )\r
 368                 {\r
 369                         editor.fire( 'updateSnapshot' );\r
 370                         restoreDirty( editor );\r
 371                         CKEDITOR.env.ie && restoreSelection( selection );\r
 372 \r
 373                         var fixedBlock = range.fixBlock( true,\r
 374                                         editor.config.enterMode == CKEDITOR.ENTER_DIV ? 'div' : 'p'  );\r
 375 \r
 376                         // For IE, we should remove any filler node which was introduced before.\r
 377                         if ( CKEDITOR.env.ie )\r
 378                         {\r
 379                                 var first = fixedBlock.getFirst( isNotEmpty );\r
 380                                 first && isNbsp( first ) && first.remove();\r
 381                         }\r
 382 \r
 383                         // If the fixed block is actually blank and is already followed by an exitable blank\r
 384                         // block, we should revert the fix and move into the existed one. (#3684)\r
 385                         if ( isBlankParagraph( fixedBlock ) )\r
 386                         {\r
 387                                 var element = fixedBlock.getNext( isNotWhitespace );\r
 388                                 if ( element &&\r
 389                                          element.type == CKEDITOR.NODE_ELEMENT &&\r
 390                                          !nonExitable( element ) )\r
 391                                 {\r
 392                                         range.moveToElementEditStart( element );\r
 393                                         fixedBlock.remove();\r
 394                                 }\r
 395                                 else\r
 396                                 {\r
 397                                         element = fixedBlock.getPrevious( isNotWhitespace );\r
 398                                         if ( element &&\r
 399                                                  element.type == CKEDITOR.NODE_ELEMENT &&\r
 400                                                  !nonExitable( element ) )\r
 401                                         {\r
 402                                                 range.moveToElementEditEnd( element );\r
 403                                                 fixedBlock.remove();\r
 404                                         }\r
 405                                 }\r
 406                         }\r
 407 \r
 408                         range.select();\r
 409                         // Notify non-IE that selection has changed.\r
 410                         if ( !CKEDITOR.env.ie )\r
 411                                 editor.selectionChange();\r
 412                 }\r
 413 \r
 414                 // All browsers are incapable to moving cursor out of certain non-exitable\r
 415                 // blocks (e.g. table, list, pre) at the end of document, make this happen by\r
 416                 // place a bogus node there, which would be later removed by dataprocessor.\r
 417                 var walkerRange = new CKEDITOR.dom.range( editor.document ),\r
 418                         walker = new CKEDITOR.dom.walker( walkerRange );\r
 419                 walkerRange.selectNodeContents( body );\r
 420                 walker.evaluator = function( node )\r
 421                 {\r
 422                         return node.type == CKEDITOR.NODE_ELEMENT && ( node.getName() in nonExitableElementNames );\r
 423                 };\r
 424                 walker.guard = function( node, isMoveout )\r
 425                 {\r
 426                         return !( ( node.type == CKEDITOR.NODE_TEXT && isNotWhitespace( node ) ) || isMoveout );\r
 427                 };\r
 428 \r
 429                 if ( walker.previous() )\r
 430                 {\r
 431                         editor.fire( 'updateSnapshot' );\r
 432                         restoreDirty( editor );\r
 433                         CKEDITOR.env.ie && restoreSelection( selection );\r
 434 \r
 435                         var paddingBlock;\r
 436                         if ( enterMode != CKEDITOR.ENTER_BR )\r
 437                                 paddingBlock = body.append( new CKEDITOR.dom.element( enterMode == CKEDITOR.ENTER_P ? 'p' : 'div' ) );\r
 438                         else\r
 439                                 paddingBlock = body;\r
 440 \r
 441                         if ( !CKEDITOR.env.ie )\r
 442                                 paddingBlock.appendBogus();\r
 443                 }\r
 444         }\r
 445 \r
 446         CKEDITOR.plugins.add( 'wysiwygarea',\r
 447         {\r
 448                 requires : [ 'editingblock' ],\r
 449 \r
 450                 init : function( editor )\r
 451                 {\r
 452                         var fixForBody = ( editor.config.enterMode != CKEDITOR.ENTER_BR )\r
 453                                 ? editor.config.enterMode == CKEDITOR.ENTER_DIV ? 'div' : 'p' : false;\r
 454 \r
 455                         var frameLabel = editor.lang.editorTitle.replace( '%1', editor.name );\r
 456 \r
 457                         var contentDomReadyHandler;\r
 458                         editor.on( 'editingBlockReady', function()\r
 459                                 {\r
 460                                         var mainElement,\r
 461                                                 iframe,\r
 462                                                 isLoadingData,\r
 463                                                 isPendingFocus,\r
 464                                                 frameLoaded,\r
 465                                                 fireMode;\r
 466 \r
 467 \r
 468                                         // Support for custom document.domain in IE.\r
 469                                         var isCustomDomain = CKEDITOR.env.isCustomDomain();\r
 470 \r
 471                                         // Creates the iframe that holds the editable document.\r
 472                                         var createIFrame = function( data )\r
 473                                         {\r
 474                                                 if ( iframe )\r
 475                                                         iframe.remove();\r
 476 \r
 477                                                 var src =\r
 478                                                         'document.open();' +\r
 479 \r
 480                                                         // The document domain must be set any time we\r
 481                                                         // call document.open().\r
 482                                                         ( isCustomDomain ? ( 'document.domain="' + document.domain + '";' ) : '' ) +\r
 483 \r
 484                                                         'document.close();';\r
 485 \r
 486                                                 // With IE, the custom domain has to be taken care at first,\r
 487                                                 // for other browers, the 'src' attribute should be left empty to\r
 488                                                 // trigger iframe's 'load' event.\r
 489                                                 src =\r
 490                                                         CKEDITOR.env.air ?\r
 491                                                                 'javascript:void(0)' :\r
 492                                                         CKEDITOR.env.ie ?\r
 493                                                                 'javascript:void(function(){' + encodeURIComponent( src ) + '}())'\r
 494                                                         :\r
 495                                                                 '';\r
 496 \r
 497                                                 iframe = CKEDITOR.dom.element.createFromHtml( '<iframe' +\r
 498                                                         ' style="width:100%;height:100%"' +\r
 499                                                         ' frameBorder="0"' +\r
 500                                                         ' title="' + frameLabel + '"' +\r
 501                                                         ' src="' + src + '"' +\r
 502                                                         ' tabIndex="' + ( CKEDITOR.env.webkit? -1 : editor.tabIndex ) + '"' +\r
 503                                                         ' allowTransparency="true"' +\r
 504                                                         '></iframe>' );\r
 505 \r
 506                                                 // Running inside of Firefox chrome the load event doesn't bubble like in a normal page (#5689)\r
 507                                                 if ( document.location.protocol == 'chrome:' )\r
 508                                                         CKEDITOR.event.useCapture = true;\r
 509 \r
 510                                                 // With FF, it's better to load the data on iframe.load. (#3894,#4058)\r
 511                                                 iframe.on( 'load', function( ev )\r
 512                                                         {\r
 513                                                                 frameLoaded = 1;\r
 514                                                                 ev.removeListener();\r
 515 \r
 516                                                                 var doc = iframe.getFrameDocument();\r
 517                                                                 doc.write( data );\r
 518 \r
 519                                                                 CKEDITOR.env.air && contentDomReady( doc.getWindow().$ );\r
 520                                                         });\r
 521 \r
 522                                                 // Reset adjustment back to default (#5689)\r
 523                                                 if ( document.location.protocol == 'chrome:' )\r
 524                                                         CKEDITOR.event.useCapture = false;\r
 525 \r
 526                                                 // The container must be visible when creating the iframe in FF (#5956)\r
 527                                                 var element = editor.element,\r
 528                                                         isHidden = CKEDITOR.env.gecko && !element.isVisible(),\r
 529                                                         previousStyles = {};\r
 530                                                 if ( isHidden )\r
 531                                                 {\r
 532                                                         element.show();\r
 533                                                         previousStyles = {\r
 534                                                                 position : element.getStyle( 'position' ),\r
 535                                                                 top : element.getStyle( 'top' )\r
 536                                                         };\r
 537                                                         element.setStyles( { position : 'absolute', top : '-3000px' } );\r
 538                                                 }\r
 539 \r
 540                                                 mainElement.append( iframe );\r
 541 \r
 542                                                 if ( isHidden )\r
 543                                                 {\r
 544                                                         setTimeout( function()\r
 545                                                         {\r
 546                                                                 element.hide();\r
 547                                                                 element.setStyles( previousStyles );\r
 548                                                         }, 1000 );\r
 549                                                 }\r
 550                                         };\r
 551 \r
 552                                         // The script that launches the bootstrap logic on 'domReady', so the document\r
 553                                         // is fully editable even before the editing iframe is fully loaded (#4455).\r
 554                                         contentDomReadyHandler = CKEDITOR.tools.addFunction( contentDomReady );\r
 555                                         var activationScript =\r
 556                                                 '<script id="cke_actscrpt" type="text/javascript" data-cke-temp="1">' +\r
 557                                                         ( isCustomDomain ? ( 'document.domain="' + document.domain + '";' ) : '' ) +\r
 558                                                         'window.parent.CKEDITOR.tools.callFunction( ' + contentDomReadyHandler + ', window );' +\r
 559                                                 '</script>';\r
 560 \r
 561                                         // Editing area bootstrap code.\r
 562                                         function contentDomReady( domWindow )\r
 563                                         {\r
 564                                                 if ( !frameLoaded )\r
 565                                                         return;\r
 566                                                 frameLoaded = 0;\r
 567 \r
 568                                                 editor.fire( 'ariaWidget', iframe );\r
 569 \r
 570                                                 var domDocument = domWindow.document,\r
 571                                                         body = domDocument.body;\r
 572 \r
 573                                                 // Remove this script from the DOM.\r
 574                                                 var script = domDocument.getElementById( "cke_actscrpt" );\r
 575                                                 script && script.parentNode.removeChild( script );\r
 576 \r
 577                                                 body.spellcheck = !editor.config.disableNativeSpellChecker;\r
 578 \r
 579                                                 if ( CKEDITOR.env.ie )\r
 580                                                 {\r
 581                                                         // Don't display the focus border.\r
 582                                                         body.hideFocus = true;\r
 583 \r
 584                                                         // Disable and re-enable the body to avoid IE from\r
 585                                                         // taking the editing focus at startup. (#141 / #523)\r
 586                                                         body.disabled = true;\r
 587                                                         body.contentEditable = true;\r
 588                                                         body.removeAttribute( 'disabled' );\r
 589                                                 }\r
 590                                                 else\r
 591                                                 {\r
 592                                                         // Avoid opening design mode in a frame window thread,\r
 593                                                         // which will cause host page scrolling.(#4397)\r
 594                                                         setTimeout( function()\r
 595                                                         {\r
 596                                                                 // Prefer 'contentEditable' instead of 'designMode'. (#3593)\r
 597                                                                 if ( CKEDITOR.env.gecko && CKEDITOR.env.version >= 10900\r
 598                                                                                 || CKEDITOR.env.opera )\r
 599                                                                         domDocument.$.body.contentEditable = true;\r
 600                                                                 else if ( CKEDITOR.env.webkit )\r
 601                                                                         domDocument.$.body.parentNode.contentEditable = true;\r
 602                                                                 else\r
 603                                                                         domDocument.$.designMode = 'on';\r
 604                                                         }, 0 );\r
 605                                                 }\r
 606 \r
 607                                                 CKEDITOR.env.gecko && CKEDITOR.tools.setTimeout( activateEditing, 0, null, editor );\r
 608 \r
 609                                                 domWindow       = editor.window = new CKEDITOR.dom.window( domWindow );\r
 610                                                 domDocument     = editor.document       = new CKEDITOR.dom.document( domDocument );\r
 611 \r
 612                                                 domDocument.on( 'dblclick', function( evt )\r
 613                                                 {\r
 614                                                         var element = evt.data.getTarget(),\r
 615                                                                 data = { element : element, dialog : '' };\r
 616                                                         editor.fire( 'doubleclick', data );\r
 617                                                         data.dialog && editor.openDialog( data.dialog );\r
 618                                                 });\r
 619 \r
 620                                                 // Gecko/Webkit need some help when selecting control type elements. (#3448)\r
 621                                                 if ( !( CKEDITOR.env.ie || CKEDITOR.env.opera ) )\r
 622                                                 {\r
 623                                                         domDocument.on( 'mousedown', function( ev )\r
 624                                                         {\r
 625                                                                 var control = ev.data.getTarget();\r
 626                                                                 if ( control.is( 'img', 'hr', 'input', 'textarea', 'select' ) )\r
 627                                                                         editor.getSelection().selectElement( control );\r
 628                                                         } );\r
 629                                                 }\r
 630 \r
 631                                                 if ( CKEDITOR.env.gecko )\r
 632                                                 {\r
 633                                                         domDocument.on( 'mouseup', function( ev )\r
 634                                                         {\r
 635                                                                 if ( ev.data.$.button == 2 )\r
 636                                                                 {\r
 637                                                                         var target = ev.data.getTarget();\r
 638 \r
 639                                                                         // Prevent right click from selecting an empty block even\r
 640                                                                         // when selection is anchored inside it. (#5845)\r
 641                                                                         if ( !target.getOuterHtml().replace( emptyParagraphRegexp, '' ) )\r
 642                                                                         {\r
 643                                                                                 var range = new CKEDITOR.dom.range( domDocument );\r
 644                                                                                 range.moveToElementEditStart( target );\r
 645                                                                                 range.select( true );\r
 646                                                                         }\r
 647                                                                 }\r
 648                                                         } );\r
 649                                                 }\r
 650 \r
 651                                                 // Prevent the browser opening links in read-only blocks. (#6032)\r
 652                                                 domDocument.on( 'click', function( ev )\r
 653                                                         {\r
 654                                                                 ev = ev.data;\r
 655                                                                 if ( ev.getTarget().is( 'a' ) && ev.$.button != 2 )\r
 656                                                                         ev.preventDefault();\r
 657                                                         });\r
 658 \r
 659                                                 // Webkit: avoid from editing form control elements content.\r
 660                                                 if ( CKEDITOR.env.webkit )\r
 661                                                 {\r
 662                                                         // Prevent from tick checkbox/radiobox/select\r
 663                                                         domDocument.on( 'click', function( ev )\r
 664                                                         {\r
 665                                                                 if ( ev.data.getTarget().is( 'input', 'select' ) )\r
 666                                                                         ev.data.preventDefault();\r
 667                                                         } );\r
 668 \r
 669                                                         // Prevent from editig textfield/textarea value.\r
 670                                                         domDocument.on( 'mouseup', function( ev )\r
 671                                                         {\r
 672                                                                 if ( ev.data.getTarget().is( 'input', 'textarea' ) )\r
 673                                                                         ev.data.preventDefault();\r
 674                                                         } );\r
 675                                                 }\r
 676 \r
 677                                                 // IE standard compliant in editing frame doesn't focus the editor when\r
 678                                                 // clicking outside actual content, manually apply the focus. (#1659)\r
 679                                                 if ( CKEDITOR.env.ie\r
 680                                                         && domDocument.$.compatMode == 'CSS1Compat'\r
 681                                                                 || CKEDITOR.env.gecko\r
 682                                                                 || CKEDITOR.env.opera )\r
 683                                                 {\r
 684                                                         var htmlElement = domDocument.getDocumentElement();\r
 685                                                         htmlElement.on( 'mousedown', function( evt )\r
 686                                                         {\r
 687                                                                 // Setting focus directly on editor doesn't work, we\r
 688                                                                 // have to use here a temporary element to 'redirect'\r
 689                                                                 // the focus.\r
 690                                                                 if ( evt.data.getTarget().equals( htmlElement ) )\r
 691                                                                 {\r
 692                                                                         if ( CKEDITOR.env.gecko && CKEDITOR.env.version >= 10900 )\r
 693                                                                                 blinkCursor();\r
 694                                                                         focusGrabber.focus();\r
 695                                                                 }\r
 696                                                         } );\r
 697                                                 }\r
 698 \r
 699                                                 domWindow.on( 'blur', function()\r
 700                                                         {\r
 701                                                                 editor.focusManager.blur();\r
 702                                                         });\r
 703 \r
 704                                                 var wasFocused;\r
 705 \r
 706                                                 domWindow.on( 'focus', function()\r
 707                                                         {\r
 708                                                                 var doc = editor.document;\r
 709 \r
 710                                                                 if ( CKEDITOR.env.gecko && CKEDITOR.env.version >= 10900 )\r
 711                                                                         blinkCursor();\r
 712                                                                 else if ( CKEDITOR.env.opera )\r
 713                                                                         doc.getBody().focus();\r
 714                                                                 // Webkit needs focus for the first time on the HTML element. (#6153)\r
 715                                                                 else if ( CKEDITOR.env.webkit )\r
 716                                                                 {\r
 717                                                                         if ( !wasFocused )\r
 718                                                                         {\r
 719                                                                                 editor.document.getDocumentElement().focus();\r
 720                                                                                 wasFocused = 1;\r
 721                                                                         }\r
 722                                                                 }\r
 723 \r
 724                                                                 editor.focusManager.focus();\r
 725                                                         });\r
 726 \r
 727                                                 var keystrokeHandler = editor.keystrokeHandler;\r
 728                                                 if ( keystrokeHandler )\r
 729                                                         keystrokeHandler.attach( domDocument );\r
 730 \r
 731                                                 if ( CKEDITOR.env.ie )\r
 732                                                 {\r
 733                                                         domDocument.getDocumentElement().addClass( domDocument.$.compatMode );\r
 734                                                         // Override keystrokes which should have deletion behavior\r
 735                                                         //  on control types in IE . (#4047)\r
 736                                                         domDocument.on( 'keydown', function( evt )\r
 737                                                         {\r
 738                                                                 var keyCode = evt.data.getKeystroke();\r
 739 \r
 740                                                                 // Backspace OR Delete.\r
 741                                                                 if ( keyCode in { 8 : 1, 46 : 1 } )\r
 742                                                                 {\r
 743                                                                         var sel = editor.getSelection(),\r
 744                                                                                 control = sel.getSelectedElement();\r
 745 \r
 746                                                                         if ( control )\r
 747                                                                         {\r
 748                                                                                 // Make undo snapshot.\r
 749                                                                                 editor.fire( 'saveSnapshot' );\r
 750 \r
 751                                                                                 // Delete any element that 'hasLayout' (e.g. hr,table) in IE8 will\r
 752                                                                                 // break up the selection, safely manage it here. (#4795)\r
 753                                                                                 var bookmark = sel.getRanges()[ 0 ].createBookmark();\r
 754                                                                                 // Remove the control manually.\r
 755                                                                                 control.remove();\r
 756                                                                                 sel.selectBookmarks( [ bookmark ] );\r
 757 \r
 758                                                                                 editor.fire( 'saveSnapshot' );\r
 759 \r
 760                                                                                 evt.data.preventDefault();\r
 761                                                                         }\r
 762                                                                 }\r
 763                                                         } );\r
 764 \r
 765                                                         // PageUp/PageDown scrolling is broken in document\r
 766                                                         // with standard doctype, manually fix it. (#4736)\r
 767                                                         if ( domDocument.$.compatMode == 'CSS1Compat' )\r
 768                                                         {\r
 769                                                                 var pageUpDownKeys = { 33 : 1, 34 : 1 };\r
 770                                                                 domDocument.on( 'keydown', function( evt )\r
 771                                                                 {\r
 772                                                                         if ( evt.data.getKeystroke() in pageUpDownKeys )\r
 773                                                                         {\r
 774                                                                                 setTimeout( function ()\r
 775                                                                                 {\r
 776                                                                                         editor.getSelection().scrollIntoView();\r
 777                                                                                 }, 0 );\r
 778                                                                         }\r
 779                                                                 } );\r
 780                                                         }\r
 781                                                 }\r
 782 \r
 783                                                 // Adds the document body as a context menu target.\r
 784                                                 if ( editor.contextMenu )\r
 785                                                         editor.contextMenu.addTarget( domDocument, editor.config.browserContextMenuOnCtrl !== false );\r
 786 \r
 787                                                 setTimeout( function()\r
 788                                                         {\r
 789                                                                 editor.fire( 'contentDom' );\r
 790 \r
 791                                                                 if ( fireMode )\r
 792                                                                 {\r
 793                                                                         editor.mode = 'wysiwyg';\r
 794                                                                         editor.fire( 'mode' );\r
 795                                                                         fireMode = false;\r
 796                                                                 }\r
 797 \r
 798                                                                 isLoadingData = false;\r
 799 \r
 800                                                                 if ( isPendingFocus )\r
 801                                                                 {\r
 802                                                                         editor.focus();\r
 803                                                                         isPendingFocus = false;\r
 804                                                                 }\r
 805                                                                 setTimeout( function()\r
 806                                                                 {\r
 807                                                                         editor.fire( 'dataReady' );\r
 808                                                                 }, 0 );\r
 809 \r
 810                                                                 // IE, Opera and Safari may not support it and throw errors.\r
 811                                                                 try { editor.document.$.execCommand( 'enableObjectResizing', false, !editor.config.disableObjectResizing ) ; } catch(e) {}\r
 812                                                                 try { editor.document.$.execCommand( 'enableInlineTableEditing', false, !editor.config.disableNativeTableHandles ) ; } catch(e) {}\r
 813 \r
 814                                                                 /*\r
 815                                                                  * IE BUG: IE might have rendered the iframe with invisible contents.\r
 816                                                                  * (#3623). Push some inconsequential CSS style changes to force IE to\r
 817                                                                  * refresh it.\r
 818                                                                  *\r
 819                                                                  * Also, for some unknown reasons, short timeouts (e.g. 100ms) do not\r
 820                                                                  * fix the problem. :(\r
 821                                                                  */\r
 822                                                                 if ( CKEDITOR.env.ie )\r
 823                                                                 {\r
 824                                                                         setTimeout( function()\r
 825                                                                                 {\r
 826                                                                                         if ( editor.document )\r
 827                                                                                         {\r
 828                                                                                                 var $body = editor.document.$.body;\r
 829                                                                                                 $body.runtimeStyle.marginBottom = '0px';\r
 830                                                                                                 $body.runtimeStyle.marginBottom = '';\r
 831                                                                                         }\r
 832                                                                                 }, 1000 );\r
 833                                                                 }\r
 834                                                         },\r
 835                                                         0 );\r
 836                                         }\r
 837 \r
 838                                         editor.addMode( 'wysiwyg',\r
 839                                                 {\r
 840                                                         load : function( holderElement, data, isSnapshot )\r
 841                                                         {\r
 842                                                                 mainElement = holderElement;\r
 843 \r
 844                                                                 if ( CKEDITOR.env.ie && CKEDITOR.env.quirks )\r
 845                                                                         holderElement.setStyle( 'position', 'relative' );\r
 846 \r
 847                                                                 // The editor data "may be dirty" after this\r
 848                                                                 // point.\r
 849                                                                 editor.mayBeDirty = true;\r
 850 \r
 851                                                                 fireMode = true;\r
 852 \r
 853                                                                 if ( isSnapshot )\r
 854                                                                         this.loadSnapshotData( data );\r
 855                                                                 else\r
 856                                                                         this.loadData( data );\r
 857                                                         },\r
 858 \r
 859                                                         loadData : function( data )\r
 860                                                         {\r
 861                                                                 isLoadingData = true;\r
 862 \r
 863                                                                 var config = editor.config,\r
 864                                                                         fullPage = config.fullPage,\r
 865                                                                         docType = config.docType;\r
 866 \r
 867                                                                 // Build the additional stuff to be included into <head>.\r
 868                                                                 var headExtra =\r
 869                                                                         '<style type="text/css" data-cke-temp="1">' +\r
 870                                                                                 editor._.styles.join( '\n' ) +\r
 871                                                                         '</style>';\r
 872 \r
 873                                                                 !fullPage && ( headExtra =\r
 874                                                                         CKEDITOR.tools.buildStyleHtml( editor.config.contentsCss ) +\r
 875                                                                         headExtra );\r
 876 \r
 877                                                                 var baseTag = config.baseHref ? '<base href="' + config.baseHref + '" data-cke-temp="1" />' : '';\r
 878 \r
 879                                                                 if ( fullPage )\r
 880                                                                 {\r
 881                                                                         // Search and sweep out the doctype declaration.\r
 882                                                                         data = data.replace( /<!DOCTYPE[^>]*>/i, function( match )\r
 883                                                                                 {\r
 884                                                                                         editor.docType = docType = match;\r
 885                                                                                         return '';\r
 886                                                                                 });\r
 887                                                                 }\r
 888 \r
 889                                                                 // Get the HTML version of the data.\r
 890                                                                 if ( editor.dataProcessor )\r
 891                                                                         data = editor.dataProcessor.toHtml( data, fixForBody );\r
 892 \r
 893                                                                 if ( fullPage )\r
 894                                                                 {\r
 895                                                                         // Check if the <body> tag is available.\r
 896                                                                         if ( !(/<body[\s|>]/).test( data ) )\r
 897                                                                                 data = '<body>' + data;\r
 898 \r
 899                                                                         // Check if the <html> tag is available.\r
 900                                                                         if ( !(/<html[\s|>]/).test( data ) )\r
 901                                                                                 data = '<html>' + data + '</html>';\r
 902 \r
 903                                                                         // Check if the <head> tag is available.\r
 904                                                                         if ( !(/<head[\s|>]/).test( data ) )\r
 905                                                                                 data = data.replace( /<html[^>]*>/, '$&<head><title></title></head>' ) ;\r
 906                                                                         else if ( !(/<title[\s|>]/).test( data ) )\r
 907                                                                                 data = data.replace( /<head[^>]*>/, '$&<title></title>' ) ;\r
 908 \r
 909                                                                         // The base must be the first tag in the HEAD, e.g. to get relative\r
 910                                                                         // links on styles.\r
 911                                                                         baseTag && ( data = data.replace( /<head>/, '$&' + baseTag ) );\r
 912 \r
 913                                                                         // Inject the extra stuff into <head>.\r
 914                                                                         // Attention: do not change it before testing it well. (V2)\r
 915                                                                         // This is tricky... if the head ends with <meta ... content type>,\r
 916                                                                         // Firefox will break. But, it works if we place our extra stuff as\r
 917                                                                         // the last elements in the HEAD.\r
 918                                                                         data = data.replace( /<\/head\s*>/, headExtra + '$&' );\r
 919 \r
 920                                                                         // Add the DOCTYPE back to it.\r
 921                                                                         data = docType + data;\r
 922                                                                 }\r
 923                                                                 else\r
 924                                                                 {\r
 925                                                                         data =\r
 926                                                                                 config.docType +\r
 927                                                                                 '<html dir="' + config.contentsLangDirection + '"' +\r
 928                                                                                         ' lang="' + ( config.contentsLanguage || editor.langCode ) + '">' +\r
 929                                                                                 '<head>' +\r
 930                                                                                         '<title>' + frameLabel + '</title>' +\r
 931                                                                                         baseTag +\r
 932                                                                                         headExtra +\r
 933                                                                                 '</head>' +\r
 934                                                                                 '<body' + ( config.bodyId ? ' id="' + config.bodyId + '"' : '' ) +\r
 935                                                                                                   ( config.bodyClass ? ' class="' + config.bodyClass + '"' : '' ) +\r
 936                                                                                                   '>' +\r
 937                                                                                         data +\r
 938                                                                                 '</html>';\r
 939                                                                 }\r
 940 \r
 941                                                                 data += activationScript;\r
 942 \r
 943 \r
 944                                                                 // The iframe is recreated on each call of setData, so we need to clear DOM objects\r
 945                                                                 this.onDispose();\r
 946                                                                 createIFrame( data );\r
 947                                                         },\r
 948 \r
 949                                                         getData : function()\r
 950                                                         {\r
 951                                                                 var config = editor.config,\r
 952                                                                         fullPage = config.fullPage,\r
 953                                                                         docType = fullPage && editor.docType,\r
 954                                                                         doc = iframe.getFrameDocument();\r
 955 \r
 956                                                                 var data = fullPage\r
 957                                                                         ? doc.getDocumentElement().getOuterHtml()\r
 958                                                                         : doc.getBody().getHtml();\r
 959 \r
 960                                                                 if ( editor.dataProcessor )\r
 961                                                                         data = editor.dataProcessor.toDataFormat( data, fixForBody );\r
 962 \r
 963                                                                 // Reset empty if the document contains only one empty paragraph.\r
 964                                                                 if ( config.ignoreEmptyParagraph )\r
 965                                                                         data = data.replace( emptyParagraphRegexp, function( match, lookback ) { return lookback; } );\r
 966 \r
 967                                                                 if ( docType )\r
 968                                                                         data = docType + '\n' + data;\r
 969 \r
 970                                                                 return data;\r
 971                                                         },\r
 972 \r
 973                                                         getSnapshotData : function()\r
 974                                                         {\r
 975                                                                 return iframe.getFrameDocument().getBody().getHtml();\r
 976                                                         },\r
 977 \r
 978                                                         loadSnapshotData : function( data )\r
 979                                                         {\r
 980                                                                 iframe.getFrameDocument().getBody().setHtml( data );\r
 981                                                         },\r
 982 \r
 983                                                         onDispose : function()\r
 984                                                         {\r
 985                                                                 if ( !editor.document )\r
 986                                                                         return;\r
 987 \r
 988                                                                 editor.document.getDocumentElement().clearCustomData();\r
 989                                                                 editor.document.getBody().clearCustomData();\r
 990 \r
 991                                                                 editor.window.clearCustomData();\r
 992                                                                 editor.document.clearCustomData();\r
 993 \r
 994                                                                 iframe.clearCustomData();\r
 995 \r
 996                                                                 /*\r
 997                                                                 * IE BUG: When destroying editor DOM with the selection remains inside\r
 998                                                                 * editing area would break IE7/8's selection system, we have to put the editing\r
 999                                                                 * iframe offline first. (#3812 and #5441)\r
1000                                                                 */\r
1001                                                                 iframe.remove();\r
1002                                                         },\r
1003 \r
1004                                                         unload : function( holderElement )\r
1005                                                         {\r
1006                                                                 this.onDispose();\r
1007 \r
1008                                                                 editor.window = editor.document = iframe = mainElement = isPendingFocus = null;\r
1009 \r
1010                                                                 editor.fire( 'contentDomUnload' );\r
1011                                                         },\r
1012 \r
1013                                                         focus : function()\r
1014                                                         {\r
1015                                                                 var win = editor.window;\r
1016 \r
1017                                                                 if ( isLoadingData )\r
1018                                                                         isPendingFocus = true;\r
1019                                                                 // Temporary solution caused by #6025, supposed be unified by #6154.\r
1020                                                                 else if ( CKEDITOR.env.opera && editor.document )\r
1021                                                                 {\r
1022                                                                         // Required for Opera when switching focus\r
1023                                                                         // from another iframe, e.g. panels. (#6444)\r
1024                                                                         var iframe = editor.window.$.frameElement;\r
1025                                                                         iframe.blur(), iframe.focus();\r
1026                                                                         editor.document.getBody().focus();\r
1027 \r
1028                                                                         editor.selectionChange();\r
1029                                                                 }\r
1030                                                                 else if ( !CKEDITOR.env.opera && win )\r
1031                                                                 {\r
1032                                                                         // AIR needs a while to focus when moving from a link.\r
1033                                                                         CKEDITOR.env.air ? setTimeout( function () { win.focus(); }, 0 ) : win.focus();\r
1034                                                                         editor.selectionChange();\r
1035                                                                 }\r
1036                                                         }\r
1037                                                 });\r
1038 \r
1039                                         editor.on( 'insertHtml', onInsert( doInsertHtml ) , null, null, 20 );\r
1040                                         editor.on( 'insertElement', onInsert( doInsertElement ), null, null, 20 );\r
1041                                         editor.on( 'insertText', onInsert( doInsertText ), null, null, 20 );\r
1042                                         // Auto fixing on some document structure weakness to enhance usabilities. (#3190 and #3189)\r
1043                                         editor.on( 'selectionChange', onSelectionChangeFixBody, null, null, 1 );\r
1044                                 });\r
1045 \r
1046                         var titleBackup;\r
1047                         // Setting voice label as window title, backup the original one\r
1048                         // and restore it before running into use.\r
1049                         editor.on( 'contentDom', function()\r
1050                                 {\r
1051                                         var title = editor.document.getElementsByTag( 'title' ).getItem( 0 );\r
1052                                         title.data( 'cke-title', editor.document.$.title );\r
1053                                         editor.document.$.title = frameLabel;\r
1054                                 });\r
1055 \r
1056                         // IE8 stricts mode doesn't have 'contentEditable' in effect\r
1057                         // on element unless it has layout. (#5562)\r
1058                         if ( CKEDITOR.env.ie8Compat )\r
1059                         {\r
1060                                 editor.addCss( 'html.CSS1Compat [contenteditable=false]{ min-height:0 !important;}' );\r
1061 \r
1062                                 var selectors = [];\r
1063                                 for ( var tag in CKEDITOR.dtd.$removeEmpty )\r
1064                                         selectors.push( 'html.CSS1Compat ' + tag + '[contenteditable=false]' );\r
1065                                 editor.addCss( selectors.join( ',' ) + '{ display:inline-block;}' );\r
1066                         }\r
1067                         // Set the HTML style to 100% to have the text cursor in affect (#6341)\r
1068                         else if ( CKEDITOR.env.gecko )\r
1069                                 editor.addCss( 'html { height: 100% !important; }' );\r
1070 \r
1071                         // Switch on design mode for a short while and close it after then.\r
1072                         function blinkCursor( retry )\r
1073                         {\r
1074                                 CKEDITOR.tools.tryThese(\r
1075                                         function()\r
1076                                         {\r
1077                                                 editor.document.$.designMode = 'on';\r
1078                                                 setTimeout( function()\r
1079                                                 {\r
1080                                                         editor.document.$.designMode = 'off';\r
1081                                                         if ( CKEDITOR.currentInstance == editor )\r
1082                                                                 editor.document.getBody().focus();\r
1083                                                 }, 50 );\r
1084                                         },\r
1085                                         function()\r
1086                                         {\r
1087                                                 // The above call is known to fail when parent DOM\r
1088                                                 // tree layout changes may break design mode. (#5782)\r
1089                                                 // Refresh the 'contentEditable' is a cue to this.\r
1090                                                 editor.document.$.designMode = 'off';\r
1091                                                 var body = editor.document.getBody();\r
1092                                                 body.setAttribute( 'contentEditable', false );\r
1093                                                 body.setAttribute( 'contentEditable', true );\r
1094                                                 // Try it again once..\r
1095                                                 !retry && blinkCursor( 1 );\r
1096                                         });\r
1097                         }\r
1098 \r
1099                         // Create an invisible element to grab focus.\r
1100                         if ( CKEDITOR.env.gecko || CKEDITOR.env.ie || CKEDITOR.env.opera )\r
1101                         {\r
1102                                 var focusGrabber;\r
1103                                 editor.on( 'uiReady', function()\r
1104                                 {\r
1105                                         focusGrabber = editor.container.append( CKEDITOR.dom.element.createFromHtml(\r
1106                                                 // Use 'span' instead of anything else to fly under the screen-reader radar. (#5049)\r
1107                                                 '<span tabindex="-1" style="position:absolute;" role="presentation"></span>' ) );\r
1108 \r
1109                                         focusGrabber.on( 'focus', function()\r
1110                                                 {\r
1111                                                         editor.focus();\r
1112                                                 } );\r
1113                                 } );\r
1114                                 editor.on( 'destroy', function()\r
1115                                 {\r
1116                                         CKEDITOR.tools.removeFunction( contentDomReadyHandler );\r
1117                                         focusGrabber.clearCustomData();\r
1118                                 } );\r
1119                         }\r
1120 \r
1121                         // Disable form elements editing mode provided by some browers. (#5746)\r
1122                         editor.on( 'insertElement', function ( evt )\r
1123                         {\r
1124                                 var element = evt.data;\r
1125                                 if ( element.type == CKEDITOR.NODE_ELEMENT\r
1126                                                 && ( element.is( 'input' ) || element.is( 'textarea' ) ) )\r
1127                                 {\r
1128                                         if ( !element.isReadOnly() )\r
1129                                         {\r
1130                                                 element.setAttribute( 'contentEditable', false );\r
1131                                                 // We should flag that the element was locked by our code so\r
1132                                                 // it'll be editable by the editor functions (#6046).\r
1133                                                 element.setCustomData( '_cke_notReadOnly', 1 );\r
1134                                         }\r
1135                                 }\r
1136                         });\r
1137 \r
1138                 }\r
1139         });\r
1140 \r
1141         // Fixing Firefox 'Back-Forward Cache' break design mode. (#4514)\r
1142         if ( CKEDITOR.env.gecko )\r
1143         {\r
1144                 (function()\r
1145                 {\r
1146                         var body = document.body;\r
1147 \r
1148                         if ( !body )\r
1149                                 window.addEventListener( 'load', arguments.callee, false );\r
1150                         else\r
1151                         {\r
1152                                 var currentHandler = body.getAttribute( 'onpageshow' );\r
1153                                 body.setAttribute( 'onpageshow', ( currentHandler ? currentHandler + ';' : '') +\r
1154                                                         'event.persisted && (function(){' +\r
1155                                                                 'var allInstances = CKEDITOR.instances, editor, doc;' +\r
1156                                                                 'for ( var i in allInstances )' +\r
1157                                                                 '{' +\r
1158                                                                 '       editor = allInstances[ i ];' +\r
1159                                                                 '       doc = editor.document;' +\r
1160                                                                 '       if ( doc )' +\r
1161                                                                 '       {' +\r
1162                                                                 '               doc.$.designMode = "off";' +\r
1163                                                                 '               doc.$.designMode = "on";' +\r
1164                                                                 '       }' +\r
1165                                                                 '}' +\r
1166                                                 '})();' );\r
1167                         }\r
1168                 } )();\r
1169 \r
1170         }\r
1171 })();\r
1172 \r
1173 /**\r
1174  * Disables the ability of resize objects (image and tables) in the editing\r
1175  * area.\r
1176  * @type Boolean\r
1177  * @default false\r
1178  * @example\r
1179  * config.disableObjectResizing = true;\r
1180  */\r
1181 CKEDITOR.config.disableObjectResizing = false;\r
1182 \r
1183 /**\r
1184  * Disables the "table tools" offered natively by the browser (currently\r
1185  * Firefox only) to make quick table editing operations, like adding or\r
1186  * deleting rows and columns.\r
1187  * @type Boolean\r
1188  * @default true\r
1189  * @example\r
1190  * config.disableNativeTableHandles = false;\r
1191  */\r
1192 CKEDITOR.config.disableNativeTableHandles = true;\r
1193 \r
1194 /**\r
1195  * Disables the built-in spell checker while typing natively available in the\r
1196  * browser (currently Firefox and Safari only).<br /><br />\r
1197  *\r
1198  * Even if word suggestions will not appear in the CKEditor context menu, this\r
1199  * feature is useful to help quickly identifying misspelled words.<br /><br />\r
1200  *\r
1201  * This setting is currently compatible with Firefox only due to limitations in\r
1202  * other browsers.\r
1203  * @type Boolean\r
1204  * @default true\r
1205  * @example\r
1206  * config.disableNativeSpellChecker = false;\r
1207  */\r
1208 CKEDITOR.config.disableNativeSpellChecker = true;\r
1209 \r
1210 /**\r
1211  * Whether the editor must output an empty value ("") if it's contents is made\r
1212  * by an empty paragraph only.\r
1213  * @type Boolean\r
1214  * @default true\r
1215  * @example\r
1216  * config.ignoreEmptyParagraph = false;\r
1217  */\r
1218 CKEDITOR.config.ignoreEmptyParagraph = true;\r
1219 \r
1220 /**\r
1221  * Fired when data is loaded and ready for retrieval in an editor instance.\r
1222  * @name CKEDITOR.editor#dataReady\r
1223  * @event\r
1224  */\r