diff options
Diffstat (limited to 'rt/share/html/NoAuth/RichText/FCKeditor/editor/_source/commandclasses/fckindentcommands.js')
| -rw-r--r-- | rt/share/html/NoAuth/RichText/FCKeditor/editor/_source/commandclasses/fckindentcommands.js | 282 |
1 files changed, 282 insertions, 0 deletions
diff --git a/rt/share/html/NoAuth/RichText/FCKeditor/editor/_source/commandclasses/fckindentcommands.js b/rt/share/html/NoAuth/RichText/FCKeditor/editor/_source/commandclasses/fckindentcommands.js new file mode 100644 index 0000000..5ae8de9 --- /dev/null +++ b/rt/share/html/NoAuth/RichText/FCKeditor/editor/_source/commandclasses/fckindentcommands.js @@ -0,0 +1,282 @@ +/*
+ * FCKeditor - The text editor for Internet - http://www.fckeditor.net
+ * Copyright (C) 2003-2009 Frederico Caldeira Knabben
+ *
+ * == BEGIN LICENSE ==
+ *
+ * Licensed under the terms of any of the following licenses at your
+ * choice:
+ *
+ * - GNU General Public License Version 2 or later (the "GPL")
+ * http://www.gnu.org/licenses/gpl.html
+ *
+ * - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
+ * http://www.gnu.org/licenses/lgpl.html
+ *
+ * - Mozilla Public License Version 1.1 or later (the "MPL")
+ * http://www.mozilla.org/MPL/MPL-1.1.html
+ *
+ * == END LICENSE ==
+ *
+ * FCKIndentCommand Class: controls block indentation.
+ */
+
+var FCKIndentCommand = function( name, offset )
+{
+ this.Name = name ;
+ this.Offset = offset ;
+ this.IndentCSSProperty = FCKConfig.ContentLangDirection.IEquals( 'ltr' ) ? 'marginLeft' : 'marginRight' ;
+}
+
+FCKIndentCommand._InitIndentModeParameters = function()
+{
+ if ( FCKConfig.IndentClasses && FCKConfig.IndentClasses.length > 0 )
+ {
+ this._UseIndentClasses = true ;
+ this._IndentClassMap = {} ;
+ for ( var i = 0 ; i < FCKConfig.IndentClasses.length ;i++ )
+ this._IndentClassMap[FCKConfig.IndentClasses[i]] = i + 1 ;
+ this._ClassNameRegex = new RegExp( '(?:^|\\s+)(' + FCKConfig.IndentClasses.join( '|' ) + ')(?=$|\\s)' ) ;
+ }
+ else
+ this._UseIndentClasses = false ;
+}
+
+
+FCKIndentCommand.prototype =
+{
+ Execute : function()
+ {
+ // Save an undo snapshot before doing anything.
+ FCKUndo.SaveUndoStep() ;
+
+ var range = new FCKDomRange( FCK.EditorWindow ) ;
+ range.MoveToSelection() ;
+ var bookmark = range.CreateBookmark() ;
+
+ // Two cases to handle here: either we're in a list, or not.
+ // If we're in a list, then the indent/outdent operations would be done on the list nodes.
+ // Otherwise, apply the operation on the nearest block nodes.
+ var nearestListBlock = FCKDomTools.GetCommonParentNode( range.StartNode || range.StartContainer ,
+ range.EndNode || range.EndContainer,
+ ['ul', 'ol'] ) ;
+ if ( nearestListBlock )
+ this._IndentList( range, nearestListBlock ) ;
+ else
+ this._IndentBlock( range ) ;
+
+ range.MoveToBookmark( bookmark ) ;
+ range.Select() ;
+
+ FCK.Focus() ;
+ FCK.Events.FireEvent( 'OnSelectionChange' ) ;
+ },
+
+ GetState : function()
+ {
+ // Disabled if not WYSIWYG.
+ if ( FCK.EditMode != FCK_EDITMODE_WYSIWYG || ! FCK.EditorWindow )
+ return FCK_TRISTATE_DISABLED ;
+
+ // Initialize parameters if not already initialzed.
+ if ( FCKIndentCommand._UseIndentClasses == undefined )
+ FCKIndentCommand._InitIndentModeParameters() ;
+
+ // If we're not in a list, and the starting block's indentation is zero, and the current
+ // command is the outdent command, then we should return FCK_TRISTATE_DISABLED.
+ var startContainer = FCKSelection.GetBoundaryParentElement( true ) ;
+ var endContainer = FCKSelection.GetBoundaryParentElement( false ) ;
+ var listNode = FCKDomTools.GetCommonParentNode( startContainer, endContainer, ['ul','ol'] ) ;
+
+ if ( listNode )
+ {
+ if ( this.Name.IEquals( 'outdent' ) )
+ return FCK_TRISTATE_OFF ;
+ var firstItem = FCKTools.GetElementAscensor( startContainer, 'li' ) ;
+ if ( !firstItem || !firstItem.previousSibling )
+ return FCK_TRISTATE_DISABLED ;
+ return FCK_TRISTATE_OFF ;
+ }
+ if ( ! FCKIndentCommand._UseIndentClasses && this.Name.IEquals( 'indent' ) )
+ return FCK_TRISTATE_OFF;
+
+ var path = new FCKElementPath( startContainer ) ;
+ var firstBlock = path.Block || path.BlockLimit ;
+ if ( !firstBlock )
+ return FCK_TRISTATE_DISABLED ;
+
+ if ( FCKIndentCommand._UseIndentClasses )
+ {
+ var indentClass = firstBlock.className.match( FCKIndentCommand._ClassNameRegex ) ;
+ var indentStep = 0 ;
+ if ( indentClass != null )
+ {
+ indentClass = indentClass[1] ;
+ indentStep = FCKIndentCommand._IndentClassMap[indentClass] ;
+ }
+ if ( ( this.Name == 'outdent' && indentStep == 0 ) ||
+ ( this.Name == 'indent' && indentStep == FCKConfig.IndentClasses.length ) )
+ return FCK_TRISTATE_DISABLED ;
+ return FCK_TRISTATE_OFF ;
+ }
+ else
+ {
+ var indent = parseInt( firstBlock.style[this.IndentCSSProperty], 10 ) ;
+ if ( isNaN( indent ) )
+ indent = 0 ;
+ if ( indent <= 0 )
+ return FCK_TRISTATE_DISABLED ;
+ return FCK_TRISTATE_OFF ;
+ }
+ },
+
+ _IndentBlock : function( range )
+ {
+ var iterator = new FCKDomRangeIterator( range ) ;
+ iterator.EnforceRealBlocks = true ;
+
+ range.Expand( 'block_contents' ) ;
+ var commonParents = FCKDomTools.GetCommonParents( range.StartContainer, range.EndContainer ) ;
+ var nearestParent = commonParents[commonParents.length - 1] ;
+ var block ;
+
+ while ( ( block = iterator.GetNextParagraph() ) )
+ {
+ // We don't want to indent subtrees recursively, so only perform the indent operation
+ // if the block itself is the nearestParent, or the block's parent is the nearestParent.
+ if ( ! ( block == nearestParent || block.parentNode == nearestParent ) )
+ continue ;
+
+ if ( FCKIndentCommand._UseIndentClasses )
+ {
+ // Transform current class name to indent step index.
+ var indentClass = block.className.match( FCKIndentCommand._ClassNameRegex ) ;
+ var indentStep = 0 ;
+ if ( indentClass != null )
+ {
+ indentClass = indentClass[1] ;
+ indentStep = FCKIndentCommand._IndentClassMap[indentClass] ;
+ }
+
+ // Operate on indent step index, transform indent step index back to class name.
+ if ( this.Name.IEquals( 'outdent' ) )
+ indentStep-- ;
+ else if ( this.Name.IEquals( 'indent' ) )
+ indentStep++ ;
+ indentStep = Math.min( indentStep, FCKConfig.IndentClasses.length ) ;
+ indentStep = Math.max( indentStep, 0 ) ;
+ var className = block.className.replace( FCKIndentCommand._ClassNameRegex, '' ) ;
+ if ( indentStep < 1 )
+ block.className = className ;
+ else
+ block.className = ( className.length > 0 ? className + ' ' : '' ) +
+ FCKConfig.IndentClasses[indentStep - 1] ;
+ }
+ else
+ {
+ // Offset distance is assumed to be in pixels for now.
+ var currentOffset = parseInt( block.style[this.IndentCSSProperty], 10 ) ;
+ if ( isNaN( currentOffset ) )
+ currentOffset = 0 ;
+ currentOffset += this.Offset ;
+ currentOffset = Math.max( currentOffset, 0 ) ;
+ currentOffset = Math.ceil( currentOffset / this.Offset ) * this.Offset ;
+ block.style[this.IndentCSSProperty] = currentOffset ? currentOffset + FCKConfig.IndentUnit : '' ;
+ if ( block.getAttribute( 'style' ) == '' )
+ block.removeAttribute( 'style' ) ;
+ }
+ }
+ },
+
+ _IndentList : function( range, listNode )
+ {
+ // Our starting and ending points of the range might be inside some blocks under a list item...
+ // So before playing with the iterator, we need to expand the block to include the list items.
+ var startContainer = range.StartContainer ;
+ var endContainer = range.EndContainer ;
+ while ( startContainer && startContainer.parentNode != listNode )
+ startContainer = startContainer.parentNode ;
+ while ( endContainer && endContainer.parentNode != listNode )
+ endContainer = endContainer.parentNode ;
+
+ if ( ! startContainer || ! endContainer )
+ return ;
+
+ // Now we can iterate over the individual items on the same tree depth.
+ var block = startContainer ;
+ var itemsToMove = [] ;
+ var stopFlag = false ;
+ while ( stopFlag == false )
+ {
+ if ( block == endContainer )
+ stopFlag = true ;
+ itemsToMove.push( block ) ;
+ block = block.nextSibling ;
+ }
+ if ( itemsToMove.length < 1 )
+ return ;
+
+ // Do indent or outdent operations on the array model of the list, not the list's DOM tree itself.
+ // The array model demands that it knows as much as possible about the surrounding lists, we need
+ // to feed it the further ancestor node that is still a list.
+ var listParents = FCKDomTools.GetParents( listNode ) ;
+ for ( var i = 0 ; i < listParents.length ; i++ )
+ {
+ if ( listParents[i].nodeName.IEquals( ['ul', 'ol'] ) )
+ {
+ listNode = listParents[i] ;
+ break ;
+ }
+ }
+ var indentOffset = this.Name.IEquals( 'indent' ) ? 1 : -1 ;
+ var startItem = itemsToMove[0] ;
+ var lastItem = itemsToMove[ itemsToMove.length - 1 ] ;
+ var markerObj = {} ;
+
+ // Convert the list DOM tree into a one dimensional array.
+ var listArray = FCKDomTools.ListToArray( listNode, markerObj ) ;
+
+ // Apply indenting or outdenting on the array.
+ var baseIndent = listArray[lastItem._FCK_ListArray_Index].indent ;
+ for ( var i = startItem._FCK_ListArray_Index ; i <= lastItem._FCK_ListArray_Index ; i++ )
+ listArray[i].indent += indentOffset ;
+ for ( var i = lastItem._FCK_ListArray_Index + 1 ; i < listArray.length && listArray[i].indent > baseIndent ; i++ )
+ listArray[i].indent += indentOffset ;
+
+ /* For debug use only
+ var PrintArray = function( listArray, doc )
+ {
+ var s = [] ;
+ for ( var i = 0 ; i < listArray.length ; i++ )
+ {
+ for ( var j in listArray[i] )
+ {
+ if ( j != 'contents' )
+ s.push( j + ":" + listArray[i][j] + "; " ) ;
+ else
+ {
+ var docFrag = doc.createDocumentFragment() ;
+ var tmpNode = doc.createElement( 'span' ) ;
+ for ( var k = 0 ; k < listArray[i][j].length ; k++ )
+ docFrag.appendChild( listArray[i][j][k].cloneNode( true ) ) ;
+ tmpNode.appendChild( docFrag ) ;
+ s.push( j + ":" + tmpNode.innerHTML + "; ") ;
+ }
+ }
+ s.push( '\n' ) ;
+ }
+ alert( s.join('') ) ;
+ }
+ PrintArray( listArray, FCK.EditorDocument ) ;
+ */
+
+ // Convert the array back to a DOM forest (yes we might have a few subtrees now).
+ // And replace the old list with the new forest.
+ var newList = FCKDomTools.ArrayToList( listArray ) ;
+ if ( newList )
+ listNode.parentNode.replaceChild( newList.listNode, listNode ) ;
+
+ // Clean up the markers.
+ FCKDomTools.ClearAllMarkers( markerObj ) ;
+ }
+} ;
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