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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