153 lines
4.7 KiB
JavaScript
153 lines
4.7 KiB
JavaScript
/*
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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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* Tool object to manage HTML lists items (UL, OL and LI).
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*/
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var FCKListHandler =
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{
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OutdentListItem : function( listItem )
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{
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var eParent = listItem.parentNode ;
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// It may happen that a LI is not in a UL or OL (Orphan).
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if ( eParent.tagName.toUpperCase().Equals( 'UL','OL' ) )
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{
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var oDocument = FCKTools.GetElementDocument( listItem ) ;
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var oDogFrag = new FCKDocumentFragment( oDocument ) ;
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// All children and successive siblings will be moved to a a DocFrag.
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var eNextSiblings = oDogFrag.RootNode ;
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var eHasLiSibling = false ;
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// If we have nested lists inside it, let's move it to the list of siblings.
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var eChildList = FCKDomTools.GetFirstChild( listItem, ['UL','OL'] ) ;
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if ( eChildList )
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{
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eHasLiSibling = true ;
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var eChild ;
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// The extra () is to avoid a warning with strict error checking. This is ok.
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while ( (eChild = eChildList.firstChild) )
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eNextSiblings.appendChild( eChildList.removeChild( eChild ) ) ;
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FCKDomTools.RemoveNode( eChildList ) ;
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}
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// Move all successive siblings.
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var eSibling ;
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var eHasSuccessiveLiSibling = false ;
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// The extra () is to avoid a warning with strict error checking. This is ok.
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while ( (eSibling = listItem.nextSibling) )
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{
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if ( !eHasLiSibling && eSibling.nodeType == 1 && eSibling.nodeName.toUpperCase() == 'LI' )
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eHasSuccessiveLiSibling = eHasLiSibling = true ;
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eNextSiblings.appendChild( eSibling.parentNode.removeChild( eSibling ) ) ;
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// If a sibling is a incorrectly nested UL or OL, consider only its children.
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if ( !eHasSuccessiveLiSibling && eSibling.nodeType == 1 && eSibling.nodeName.toUpperCase().Equals( 'UL','OL' ) )
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FCKDomTools.RemoveNode( eSibling, true ) ;
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}
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// If we are in a list chain.
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var sParentParentTag = eParent.parentNode.tagName.toUpperCase() ;
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var bWellNested = ( sParentParentTag == 'LI' ) ;
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if ( bWellNested || sParentParentTag.Equals( 'UL','OL' ) )
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{
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if ( eHasLiSibling )
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{
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var eChildList = eParent.cloneNode( false ) ;
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oDogFrag.AppendTo( eChildList ) ;
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listItem.appendChild( eChildList ) ;
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}
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else if ( bWellNested )
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oDogFrag.InsertAfterNode( eParent.parentNode ) ;
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else
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oDogFrag.InsertAfterNode( eParent ) ;
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// Move the LI after its parent.parentNode (the upper LI in the hierarchy).
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if ( bWellNested )
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FCKDomTools.InsertAfterNode( eParent.parentNode, eParent.removeChild( listItem ) ) ;
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else
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FCKDomTools.InsertAfterNode( eParent, eParent.removeChild( listItem ) ) ;
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}
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else
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{
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if ( eHasLiSibling )
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{
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var eNextList = eParent.cloneNode( false ) ;
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oDogFrag.AppendTo( eNextList ) ;
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FCKDomTools.InsertAfterNode( eParent, eNextList ) ;
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}
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var eBlock = oDocument.createElement( FCKConfig.EnterMode == 'p' ? 'p' : 'div' ) ;
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FCKDomTools.MoveChildren( eParent.removeChild( listItem ), eBlock ) ;
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FCKDomTools.InsertAfterNode( eParent, eBlock ) ;
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if ( FCKConfig.EnterMode == 'br' )
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{
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// We need the bogus to make it work properly. In Gecko, we
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// need it before the new block, on IE, after it.
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if ( FCKBrowserInfo.IsGecko )
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eBlock.parentNode.insertBefore( FCKTools.CreateBogusBR( oDocument ), eBlock ) ;
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else
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FCKDomTools.InsertAfterNode( eBlock, FCKTools.CreateBogusBR( oDocument ) ) ;
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FCKDomTools.RemoveNode( eBlock, true ) ;
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}
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}
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if ( this.CheckEmptyList( eParent ) )
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FCKDomTools.RemoveNode( eParent, true ) ;
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}
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},
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CheckEmptyList : function( listElement )
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{
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return ( FCKDomTools.GetFirstChild( listElement, 'LI' ) == null ) ;
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},
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// Check if the list has contents (excluding nested lists).
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CheckListHasContents : function( listElement )
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{
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var eChildNode = listElement.firstChild ;
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while ( eChildNode )
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{
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switch ( eChildNode.nodeType )
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{
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case 1 :
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if ( !eChildNode.nodeName.IEquals( 'UL','LI' ) )
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return true ;
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break ;
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case 3 :
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if ( eChildNode.nodeValue.Trim().length > 0 )
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return true ;
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}
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eChildNode = eChildNode.nextSibling ;
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}
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return false ;
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}
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} ;
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