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Viewing changes to MoinMoin/web/static/htdocs/applets/FCKeditor/editor/_source/internals/fcklisthandler.js

  • Committer: Bazaar Package Importer
  • Author(s): Jonas Smedegaard
  • Date: 2008-06-22 21:17:13 UTC
  • mto: This revision was merged to the branch mainline in revision 18.
  • Revision ID: james.westby@ubuntu.com-20080622211713-inlv5k4eifxckelr
Import upstream version 1.7.0

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MoinMoin/web/static/htdocs/applets/FCKeditor/editor/_source/internals/fcklisthandler.js
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/*
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 * FCKeditor - The text editor for Internet - http://www.fckeditor.net
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 * Copyright (C) 2003-2010 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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114
 
                                        FCKDomTools.RemoveNode( eBlock, true ) ;
115
 
                                }
116
 
                        }
117
 
 
118
 
                        if ( this.CheckEmptyList( eParent ) )
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                                FCKDomTools.RemoveNode( eParent, true ) ;
120
 
                }
121
 
        },
122
 
 
123
 
        CheckEmptyList : function( listElement )
124
 
        {
125
 
                return ( FCKDomTools.GetFirstChild( listElement, 'LI' ) == null ) ;
126
 
        },
127
 
 
128
 
        // Check if the list has contents (excluding nested lists).
129
 
        CheckListHasContents : function( listElement )
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        {
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                var eChildNode = listElement.firstChild ;
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133
 
                while ( eChildNode )
134
 
                {
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                        switch ( eChildNode.nodeType )
136
 
                        {
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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 :
143
 
                                        if ( eChildNode.nodeValue.Trim().length > 0 )
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                                                return true ;
145
 
                        }
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147
 
                        eChildNode = eChildNode.nextSibling ;
148
 
                }
149
 
 
150
 
                return false ;
151
 
        }
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} ;