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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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* Tool object to manage HTML lists items (UL, OL and LI). |
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*/ |
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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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|
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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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|
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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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|
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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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|
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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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|
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FCKDomTools.RemoveNode( eChildList ) ; |
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} |
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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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|
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eNextSiblings.appendChild( eSibling.parentNode.removeChild( eSibling ) ) ; |
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|
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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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|
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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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|
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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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|
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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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|
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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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|
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FCKDomTools.RemoveNode( eBlock, true ) ; |
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} |
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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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|
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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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|
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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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|
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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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|
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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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|
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eChildNode = eChildNode.nextSibling ; |
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} |
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|
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return false ; |
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} |
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} ; |
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|
