90 lines
2.2 KiB
JavaScript
90 lines
2.2 KiB
JavaScript
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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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