[795] | 1 | /* |
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| 2 | * FCKeditor - The text editor for Internet - http://www.fckeditor.net |
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| 3 | * Copyright (C) 2003-2007 Frederico Caldeira Knabben |
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| 4 | * |
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| 5 | * == BEGIN LICENSE == |
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| 6 | * |
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| 7 | * Licensed under the terms of any of the following licenses at your |
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| 8 | * choice: |
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| 9 | * |
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| 10 | * - GNU General Public License Version 2 or later (the "GPL") |
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| 11 | * http://www.gnu.org/licenses/gpl.html |
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| 12 | * |
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| 13 | * - GNU Lesser General Public License Version 2.1 or later (the "LGPL") |
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| 14 | * http://www.gnu.org/licenses/lgpl.html |
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| 15 | * |
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| 16 | * - Mozilla Public License Version 1.1 or later (the "MPL") |
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| 17 | * http://www.mozilla.org/MPL/MPL-1.1.html |
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| 18 | * |
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| 19 | * == END LICENSE == |
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| 20 | * |
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| 21 | * Tool object to manage HTML lists items (UL, OL and LI). |
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| 22 | */ |
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| 23 | |
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| 24 | var FCKListHandler = |
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| 25 | { |
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| 26 | OutdentListItem : function( listItem ) |
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| 27 | { |
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| 28 | var eParent = listItem.parentNode ; |
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| 29 | |
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| 30 | // It may happen that a LI is not in a UL or OL (Orphan). |
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| 31 | if ( eParent.tagName.toUpperCase().Equals( 'UL','OL' ) ) |
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| 32 | { |
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| 33 | var oDocument = FCKTools.GetElementDocument( listItem ) ; |
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| 34 | var oDogFrag = new FCKDocumentFragment( oDocument ) ; |
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| 35 | |
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| 36 | // All children and successive siblings will be moved to a a DocFrag. |
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| 37 | var eNextSiblings = oDogFrag.RootNode ; |
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| 38 | var eHasLiSibling = false ; |
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| 39 | |
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| 40 | // If we have nested lists inside it, let's move it to the list of siblings. |
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| 41 | var eChildList = FCKDomTools.GetFirstChild( listItem, ['UL','OL'] ) ; |
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| 42 | if ( eChildList ) |
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| 43 | { |
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| 44 | eHasLiSibling = true ; |
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| 45 | |
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| 46 | var eChild ; |
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| 47 | // The extra () is to avoid a warning with strict error checking. This is ok. |
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| 48 | while ( (eChild = eChildList.firstChild) ) |
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| 49 | eNextSiblings.appendChild( eChildList.removeChild( eChild ) ) ; |
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| 50 | |
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| 51 | FCKDomTools.RemoveNode( eChildList ) ; |
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| 52 | } |
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| 53 | |
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| 54 | // Move all successive siblings. |
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| 55 | var eSibling ; |
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| 56 | var eHasSuccessiveLiSibling = false ; |
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| 57 | // The extra () is to avoid a warning with strict error checking. This is ok. |
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| 58 | while ( (eSibling = listItem.nextSibling) ) |
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| 59 | { |
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| 60 | if ( !eHasLiSibling && eSibling.nodeType == 1 && eSibling.nodeName.toUpperCase() == 'LI' ) |
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| 61 | eHasSuccessiveLiSibling = eHasLiSibling = true ; |
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| 62 | |
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| 63 | eNextSiblings.appendChild( eSibling.parentNode.removeChild( eSibling ) ) ; |
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| 64 | |
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| 65 | // If a sibling is a incorrectly nested UL or OL, consider only its children. |
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| 66 | if ( !eHasSuccessiveLiSibling && eSibling.nodeType == 1 && eSibling.nodeName.toUpperCase().Equals( 'UL','OL' ) ) |
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| 67 | FCKDomTools.RemoveNode( eSibling, true ) ; |
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| 68 | } |
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| 69 | |
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| 70 | // If we are in a list chain. |
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| 71 | var sParentParentTag = eParent.parentNode.tagName.toUpperCase() ; |
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| 72 | var bWellNested = ( sParentParentTag == 'LI' ) ; |
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| 73 | if ( bWellNested || sParentParentTag.Equals( 'UL','OL' ) ) |
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| 74 | { |
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| 75 | if ( eHasLiSibling ) |
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| 76 | { |
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| 77 | var eChildList = eParent.cloneNode( false ) ; |
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| 78 | oDogFrag.AppendTo( eChildList ) ; |
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| 79 | listItem.appendChild( eChildList ) ; |
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| 80 | } |
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| 81 | else if ( bWellNested ) |
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| 82 | oDogFrag.InsertAfterNode( eParent.parentNode ) ; |
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| 83 | else |
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| 84 | oDogFrag.InsertAfterNode( eParent ) ; |
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| 85 | |
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| 86 | // Move the LI after its parent.parentNode (the upper LI in the hierarchy). |
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| 87 | if ( bWellNested ) |
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| 88 | FCKDomTools.InsertAfterNode( eParent.parentNode, eParent.removeChild( listItem ) ) ; |
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| 89 | else |
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| 90 | FCKDomTools.InsertAfterNode( eParent, eParent.removeChild( listItem ) ) ; |
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| 91 | } |
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| 92 | else |
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| 93 | { |
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| 94 | if ( eHasLiSibling ) |
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| 95 | { |
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| 96 | var eNextList = eParent.cloneNode( false ) ; |
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| 97 | oDogFrag.AppendTo( eNextList ) ; |
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| 98 | FCKDomTools.InsertAfterNode( eParent, eNextList ) ; |
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| 99 | } |
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| 100 | |
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| 101 | var eBlock = oDocument.createElement( FCKConfig.EnterMode == 'p' ? 'p' : 'div' ) ; |
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| 102 | FCKDomTools.MoveChildren( eParent.removeChild( listItem ), eBlock ) ; |
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| 103 | FCKDomTools.InsertAfterNode( eParent, eBlock ) ; |
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| 104 | |
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| 105 | if ( FCKConfig.EnterMode == 'br' ) |
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| 106 | { |
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| 107 | // We need the bogus to make it work properly. In Gecko, we |
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| 108 | // need it before the new block, on IE, after it. |
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| 109 | if ( FCKBrowserInfo.IsGecko ) |
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| 110 | eBlock.parentNode.insertBefore( FCKTools.CreateBogusBR( oDocument ), eBlock ) ; |
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| 111 | else |
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| 112 | FCKDomTools.InsertAfterNode( eBlock, FCKTools.CreateBogusBR( oDocument ) ) ; |
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| 113 | |
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| 114 | FCKDomTools.RemoveNode( eBlock, true ) ; |
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| 115 | } |
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| 116 | } |
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| 117 | |
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| 118 | if ( this.CheckEmptyList( eParent ) ) |
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| 119 | FCKDomTools.RemoveNode( eParent, true ) ; |
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| 120 | } |
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| 121 | }, |
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| 122 | |
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| 123 | CheckEmptyList : function( listElement ) |
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| 124 | { |
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| 125 | return ( FCKDomTools.GetFirstChild( listElement, 'LI' ) == null ) ; |
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| 126 | }, |
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| 127 | |
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| 128 | // Check if the list has contents (excluding nested lists). |
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| 129 | CheckListHasContents : function( listElement ) |
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| 130 | { |
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| 131 | var eChildNode = listElement.firstChild ; |
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| 132 | |
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| 133 | while ( eChildNode ) |
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| 134 | { |
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| 135 | switch ( eChildNode.nodeType ) |
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| 136 | { |
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| 137 | case 1 : |
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| 138 | if ( !eChildNode.nodeName.IEquals( 'UL','LI' ) ) |
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| 139 | return true ; |
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| 140 | break ; |
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| 141 | |
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| 142 | case 3 : |
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| 143 | if ( eChildNode.nodeValue.Trim().length > 0 ) |
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| 144 | return true ; |
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| 145 | } |
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| 146 | |
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| 147 | eChildNode = eChildNode.nextSibling ; |
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| 148 | } |
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| 149 | |
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| 150 | return false ; |
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| 151 | } |
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| 152 | } ; |
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