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/* |
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* FCKeditor - The text editor for Internet - http://www.fckeditor.net |
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* Copyright (C) 2003-2009 Frederico Caldeira Knabben |
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* |
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* == BEGIN LICENSE == |
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* |
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* Licensed under the terms of any of the following licenses at your |
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* choice: |
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* |
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* - GNU General Public License Version 2 or later (the "GPL") |
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* http://www.gnu.org/licenses/gpl.html |
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* |
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* - GNU Lesser General Public License Version 2.1 or later (the "LGPL") |
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* http://www.gnu.org/licenses/lgpl.html |
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* |
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* - Mozilla Public License Version 1.1 or later (the "MPL") |
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* http://www.mozilla.org/MPL/MPL-1.1.html |
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* |
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* == END LICENSE == |
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* |
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* Manages the DOM ascensors element list of a specific DOM node |
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* (limited to body, inclusive). |
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*/ |
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var FCKElementPath = function( lastNode ) |
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{ |
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var eBlock = null ; |
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var eBlockLimit = null ; |
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var aElements = new Array() ; |
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var e = lastNode ; |
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while ( e ) |
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{ |
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if ( e.nodeType == 1 ) |
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{ |
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if ( !this.LastElement ) |
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this.LastElement = e ; |
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var sElementName = e.nodeName.toLowerCase() ; |
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if ( FCKBrowserInfo.IsIE && e.scopeName != 'HTML' ) |
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sElementName = e.scopeName.toLowerCase() + ':' + sElementName ; |
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if ( !eBlockLimit ) |
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{ |
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if ( !eBlock && FCKListsLib.PathBlockElements[ sElementName ] != null ) |
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eBlock = e ; |
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if ( FCKListsLib.PathBlockLimitElements[ sElementName ] != null ) |
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{ |
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// DIV is considered the Block, if no block is available (#525) |
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// and if it doesn't contain other blocks. |
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if ( !eBlock && sElementName == 'div' && !FCKElementPath._CheckHasBlock( e ) ) |
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eBlock = e ; |
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else |
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eBlockLimit = e ; |
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} |
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} |
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aElements.push( e ) ; |
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if ( sElementName == 'body' ) |
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break ; |
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} |
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e = e.parentNode ; |
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} |
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this.Block = eBlock ; |
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this.BlockLimit = eBlockLimit ; |
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this.Elements = aElements ; |
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} |
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/** |
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* Check if an element contains any block element. |
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*/ |
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FCKElementPath._CheckHasBlock = function( element ) |
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{ |
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var childNodes = element.childNodes ; |
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for ( var i = 0, count = childNodes.length ; i < count ; i++ ) |
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{ |
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var child = childNodes[i] ; |
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if ( child.nodeType == 1 && FCKListsLib.BlockElements[ child.nodeName.toLowerCase() ] ) |
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return true ; |
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} |
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return false ; |
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} |
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