X-Git-Url: https://scm.cri.ensmp.fr/git/ckeditor.git/blobdiff_plain/256592bf803e851aa7fc953e08a6e9e58d970f8c..871bad8291b6dbc29d489d95d185458caab25158:/skins/ckeditor/_source/plugins/indent/plugin.js
diff --git a/skins/ckeditor/_source/plugins/indent/plugin.js b/skins/ckeditor/_source/plugins/indent/plugin.js
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+/*
+Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.
+For licensing, see LICENSE.html or http://ckeditor.com/license
+*/
+
+/**
+ * @file Increse and decrease indent commands.
+ */
+
+(function()
+{
+ var listNodeNames = { ol : 1, ul : 1 },
+ isNotWhitespaces = CKEDITOR.dom.walker.whitespaces( true ),
+ isNotBookmark = CKEDITOR.dom.walker.bookmark( false, true );
+
+ function onSelectionChange( evt )
+ {
+ if ( evt.editor.readOnly )
+ return null;
+
+ var editor = evt.editor,
+ elementPath = evt.data.path,
+ list = elementPath && elementPath.contains( listNodeNames ),
+ firstBlock = elementPath.block || elementPath.blockLimit;
+
+ if ( list )
+ return this.setState( CKEDITOR.TRISTATE_OFF );
+
+ if ( !this.useIndentClasses && this.name == 'indent' )
+ return this.setState( CKEDITOR.TRISTATE_OFF );
+
+ if ( !firstBlock )
+ return this.setState( CKEDITOR.TRISTATE_DISABLED );
+
+ if ( this.useIndentClasses )
+ {
+ var indentClass = firstBlock.$.className.match( this.classNameRegex ),
+ indentStep = 0;
+ if ( indentClass )
+ {
+ indentClass = indentClass[1];
+ indentStep = this.indentClassMap[ indentClass ];
+ }
+ if ( ( this.name == 'outdent' && !indentStep ) ||
+ ( this.name == 'indent' && indentStep == editor.config.indentClasses.length ) )
+ return this.setState( CKEDITOR.TRISTATE_DISABLED );
+ return this.setState( CKEDITOR.TRISTATE_OFF );
+ }
+ else
+ {
+ var indent = parseInt( firstBlock.getStyle( getIndentCssProperty( firstBlock ) ), 10 );
+ if ( isNaN( indent ) )
+ indent = 0;
+ if ( indent <= 0 )
+ return this.setState( CKEDITOR.TRISTATE_DISABLED );
+ return this.setState( CKEDITOR.TRISTATE_OFF );
+ }
+ }
+
+ function indentCommand( editor, name )
+ {
+ this.name = name;
+ this.useIndentClasses = editor.config.indentClasses && editor.config.indentClasses.length > 0;
+ if ( this.useIndentClasses )
+ {
+ this.classNameRegex = new RegExp( '(?:^|\\s+)(' + editor.config.indentClasses.join( '|' ) + ')(?=$|\\s)' );
+ this.indentClassMap = {};
+ for ( var i = 0 ; i < editor.config.indentClasses.length ; i++ )
+ this.indentClassMap[ editor.config.indentClasses[i] ] = i + 1;
+ }
+
+ this.startDisabled = name == 'outdent';
+ }
+
+ // Returns the CSS property to be used for identing a given element.
+ function getIndentCssProperty( element, dir )
+ {
+ return ( dir || element.getComputedStyle( 'direction' ) ) == 'ltr' ? 'margin-left' : 'margin-right';
+ }
+
+ function isListItem( node )
+ {
+ return node.type = CKEDITOR.NODE_ELEMENT && node.is( 'li' );
+ }
+
+ indentCommand.prototype = {
+ exec : function( editor )
+ {
+ var self = this, database = {};
+
+ function indentList( 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,
+ endContainer = range.endContainer;
+ while ( startContainer && !startContainer.getParent().equals( listNode ) )
+ startContainer = startContainer.getParent();
+ while ( endContainer && !endContainer.getParent().equals( listNode ) )
+ endContainer = endContainer.getParent();
+
+ if ( !startContainer || !endContainer )
+ return;
+
+ // Now we can iterate over the individual items on the same tree depth.
+ var block = startContainer,
+ itemsToMove = [],
+ stopFlag = false;
+ while ( !stopFlag )
+ {
+ if ( block.equals( endContainer ) )
+ stopFlag = true;
+ itemsToMove.push( block );
+ block = block.getNext();
+ }
+ 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 = listNode.getParents( true );
+ for ( var i = 0 ; i < listParents.length ; i++ )
+ {
+ if ( listParents[i].getName && listNodeNames[ listParents[i].getName() ] )
+ {
+ listNode = listParents[i];
+ break;
+ }
+ }
+ var indentOffset = self.name == 'indent' ? 1 : -1,
+ startItem = itemsToMove[0],
+ lastItem = itemsToMove[ itemsToMove.length - 1 ];
+
+ // Convert the list DOM tree into a one dimensional array.
+ var listArray = CKEDITOR.plugins.list.listToArray( listNode, database );
+
+ // Apply indenting or outdenting on the array.
+ var baseIndent = listArray[ lastItem.getCustomData( 'listarray_index' ) ].indent;
+ for ( i = startItem.getCustomData( 'listarray_index' ); i <= lastItem.getCustomData( 'listarray_index' ); i++ )
+ {
+ listArray[ i ].indent += indentOffset;
+ // Make sure the newly created sublist get a brand-new element of the same type. (#5372)
+ var listRoot = listArray[ i ].parent;
+ listArray[ i ].parent = new CKEDITOR.dom.element( listRoot.getName(), listRoot.getDocument() );
+ }
+
+ for ( i = lastItem.getCustomData( 'listarray_index' ) + 1 ;
+ i < listArray.length && listArray[i].indent > baseIndent ; i++ )
+ listArray[i].indent += indentOffset;
+
+ // 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 = CKEDITOR.plugins.list.arrayToList( listArray, database, null, editor.config.enterMode, listNode.getDirection() );
+
+ // Avoid nested after outdent even they're visually same,
+ // recording them for later refactoring.(#3982)
+ if ( self.name == 'outdent' )
+ {
+ var parentLiElement;
+ if ( ( parentLiElement = listNode.getParent() ) && parentLiElement.is( 'li' ) )
+ {
+ var children = newList.listNode.getChildren(),
+ pendingLis = [],
+ count = children.count(),
+ child;
+
+ for ( i = count - 1 ; i >= 0 ; i-- )
+ {
+ if ( ( child = children.getItem( i ) ) && child.is && child.is( 'li' ) )
+ pendingLis.push( child );
+ }
+ }
+ }
+
+ if ( newList )
+ newList.listNode.replace( listNode );
+
+ // Move the nested to be appeared after the parent.
+ if ( pendingLis && pendingLis.length )
+ {
+ for ( i = 0; i < pendingLis.length ; i++ )
+ {
+ var li = pendingLis[ i ],
+ followingList = li;
+
+ // Nest preceding / inside current - if any.
+ while ( ( followingList = followingList.getNext() ) &&
+ followingList.is &&
+ followingList.getName() in listNodeNames )
+ {
+ // IE requires a filler NBSP for nested list inside empty list item,
+ // otherwise the list item will be inaccessiable. (#4476)
+ if ( CKEDITOR.env.ie && !li.getFirst( function( node ){ return isNotWhitespaces( node ) && isNotBookmark( node ); } ) )
+ li.append( range.document.createText( '\u00a0' ) );
+
+ li.append( followingList );
+ }
+
+ li.insertAfter( parentLiElement );
+ }
+ }
+ }
+
+ function indentBlock()
+ {
+ var iterator = range.createIterator(),
+ enterMode = editor.config.enterMode;
+ iterator.enforceRealBlocks = true;
+ iterator.enlargeBr = enterMode != CKEDITOR.ENTER_BR;
+ var block;
+ while ( ( block = iterator.getNextParagraph( enterMode == CKEDITOR.ENTER_P ? 'p' : 'div' ) ) )
+ indentElement( block );
+ }
+
+ function indentElement( element, dir )
+ {
+ if ( element.getCustomData( 'indent_processed' ) )
+ return false;
+
+ if ( self.useIndentClasses )
+ {
+ // Transform current class name to indent step index.
+ var indentClass = element.$.className.match( self.classNameRegex ),
+ indentStep = 0;
+ if ( indentClass )
+ {
+ indentClass = indentClass[1];
+ indentStep = self.indentClassMap[ indentClass ];
+ }
+
+ // Operate on indent step index, transform indent step index back to class
+ // name.
+ if ( self.name == 'outdent' )
+ indentStep--;
+ else
+ indentStep++;
+
+ if ( indentStep < 0 )
+ return false;
+
+ indentStep = Math.min( indentStep, editor.config.indentClasses.length );
+ indentStep = Math.max( indentStep, 0 );
+ element.$.className = CKEDITOR.tools.ltrim( element.$.className.replace( self.classNameRegex, '' ) );
+ if ( indentStep > 0 )
+ element.addClass( editor.config.indentClasses[ indentStep - 1 ] );
+ }
+ else
+ {
+ var indentCssProperty = getIndentCssProperty( element, dir ),
+ currentOffset = parseInt( element.getStyle( indentCssProperty ), 10 );
+ if ( isNaN( currentOffset ) )
+ currentOffset = 0;
+ var indentOffset = editor.config.indentOffset || 40;
+ currentOffset += ( self.name == 'indent' ? 1 : -1 ) * indentOffset;
+
+ if ( currentOffset < 0 )
+ return false;
+
+ currentOffset = Math.max( currentOffset, 0 );
+ currentOffset = Math.ceil( currentOffset / indentOffset ) * indentOffset;
+ element.setStyle( indentCssProperty, currentOffset ? currentOffset + ( editor.config.indentUnit || 'px' ) : '' );
+ if ( element.getAttribute( 'style' ) === '' )
+ element.removeAttribute( 'style' );
+ }
+
+ CKEDITOR.dom.element.setMarker( database, element, 'indent_processed', 1 );
+ return true;
+ }
+
+ var selection = editor.getSelection(),
+ bookmarks = selection.createBookmarks( 1 ),
+ ranges = selection && selection.getRanges( 1 ),
+ range;
+
+
+ var iterator = ranges.createIterator();
+ while ( ( range = iterator.getNextRange() ) )
+ {
+ var rangeRoot = range.getCommonAncestor(),
+ nearestListBlock = rangeRoot;
+
+ while ( nearestListBlock && !( nearestListBlock.type == CKEDITOR.NODE_ELEMENT &&
+ listNodeNames[ nearestListBlock.getName() ] ) )
+ nearestListBlock = nearestListBlock.getParent();
+
+ // Avoid having selection enclose the entire list. (#6138)
+ // [] =>
+ if ( !nearestListBlock )
+ {
+ var selectedNode = range.getEnclosedNode();
+ if ( selectedNode
+ && selectedNode.type == CKEDITOR.NODE_ELEMENT
+ && selectedNode.getName() in listNodeNames)
+ {
+ range.setStartAt( selectedNode, CKEDITOR.POSITION_AFTER_START );
+ range.setEndAt( selectedNode, CKEDITOR.POSITION_BEFORE_END );
+ nearestListBlock = selectedNode;
+ }
+ }
+
+ // Avoid selection anchors under list root.
+ // =>
+ if ( nearestListBlock && range.startContainer.type == CKEDITOR.NODE_ELEMENT
+ && range.startContainer.getName() in listNodeNames )
+ {
+ var walker = new CKEDITOR.dom.walker( range );
+ walker.evaluator = isListItem;
+ range.startContainer = walker.next();
+ }
+
+ if ( nearestListBlock && range.endContainer.type == CKEDITOR.NODE_ELEMENT
+ && range.endContainer.getName() in listNodeNames )
+ {
+ walker = new CKEDITOR.dom.walker( range );
+ walker.evaluator = isListItem;
+ range.endContainer = walker.previous();
+ }
+
+ if ( nearestListBlock )
+ {
+ var firstListItem = nearestListBlock.getFirst( isListItem ),
+ hasMultipleItems = !!firstListItem.getNext( isListItem ),
+ rangeStart = range.startContainer,
+ indentWholeList = firstListItem.equals( rangeStart ) || firstListItem.contains( rangeStart );
+
+ // Indent the entire list if cursor is inside the first list item. (#3893)
+ // Only do that for indenting or when using indent classes or when there is something to outdent. (#6141)
+ if ( !( indentWholeList &&
+ ( self.name == 'indent' || self.useIndentClasses || parseInt( nearestListBlock.getStyle( getIndentCssProperty( nearestListBlock ) ), 10 ) ) &&
+ indentElement( nearestListBlock, !hasMultipleItems && firstListItem.getDirection() ) ) )
+ indentList( nearestListBlock );
+ }
+ else
+ indentBlock();
+ }
+
+ // Clean up the markers.
+ CKEDITOR.dom.element.clearAllMarkers( database );
+
+ editor.forceNextSelectionCheck();
+ selection.selectBookmarks( bookmarks );
+ }
+ };
+
+ CKEDITOR.plugins.add( 'indent',
+ {
+ init : function( editor )
+ {
+ // Register commands.
+ var indent = editor.addCommand( 'indent', new indentCommand( editor, 'indent' ) ),
+ outdent = editor.addCommand( 'outdent', new indentCommand( editor, 'outdent' ) );
+
+ // Register the toolbar buttons.
+ editor.ui.addButton( 'Indent',
+ {
+ label : editor.lang.indent,
+ command : 'indent'
+ });
+ editor.ui.addButton( 'Outdent',
+ {
+ label : editor.lang.outdent,
+ command : 'outdent'
+ });
+
+ // Register the state changing handlers.
+ editor.on( 'selectionChange', CKEDITOR.tools.bind( onSelectionChange, indent ) );
+ editor.on( 'selectionChange', CKEDITOR.tools.bind( onSelectionChange, outdent ) );
+
+ // [IE6/7] Raw lists are using margin instead of padding for visual indentation in wysiwyg mode. (#3893)
+ if ( CKEDITOR.env.ie6Compat || CKEDITOR.env.ie7Compat )
+ {
+ editor.addCss(
+ "ul,ol" +
+ "{" +
+ " margin-left: 0px;" +
+ " padding-left: 40px;" +
+ "}" );
+ }
+
+ // Register dirChanged listener.
+ editor.on( 'dirChanged', function( e )
+ {
+ var range = new CKEDITOR.dom.range( editor.document );
+ range.setStartBefore( e.data.node );
+ range.setEndAfter( e.data.node );
+
+ var walker = new CKEDITOR.dom.walker( range ),
+ node;
+
+ while ( ( node = walker.next() ) )
+ {
+ if ( node.type == CKEDITOR.NODE_ELEMENT )
+ {
+ // A child with the defined dir is to be ignored.
+ if ( !node.equals( e.data.node ) && node.getDirection() )
+ {
+ range.setStartAfter( node );
+ walker = new CKEDITOR.dom.walker( range );
+ continue;
+ }
+
+ // Switch alignment classes.
+ var classes = editor.config.indentClasses;
+ if ( classes )
+ {
+ var suffix = ( e.data.dir == 'ltr' ) ? [ '_rtl', '' ] : [ '', '_rtl' ];
+ for ( var i = 0; i < classes.length; i++ )
+ {
+ if ( node.hasClass( classes[ i ] + suffix[ 0 ] ) )
+ {
+ node.removeClass( classes[ i ] + suffix[ 0 ] );
+ node.addClass( classes[ i ] + suffix[ 1 ] );
+ }
+ }
+ }
+
+ // Switch the margins.
+ var marginLeft = node.getStyle( 'margin-right' ),
+ marginRight = node.getStyle( 'margin-left' );
+
+ marginLeft ? node.setStyle( 'margin-left', marginLeft ) : node.removeStyle( 'margin-left' );
+ marginRight ? node.setStyle( 'margin-right', marginRight ) : node.removeStyle( 'margin-right' );
+ }
+ }
+ });
+ },
+
+ requires : [ 'domiterator', 'list' ]
+ } );
+})();
+
+/**
+ * Size of each indentation step
+ * @name CKEDITOR.config.indentOffset
+ * @type Number
+ * @default 40
+ * @example
+ * config.indentOffset = 4;
+ */
+
+ /**
+ * Unit for the indentation style
+ * @name CKEDITOR.config.indentUnit
+ * @type String
+ * @default 'px'
+ * @example
+ * config.indentUnit = 'em';
+ */
+
+ /**
+ * List of classes to use for indenting the contents. If it's null, no classes will be used
+ * and instead the {@link #indentUnit} and {@link #indentOffset} properties will be used.
+ * @name CKEDITOR.config.indentClasses
+ * @type Array
+ * @default null
+ * @example
+ * // Use the classes 'Indent1', 'Indent2', 'Indent3'
+ * config.indentClasses = ['Indent1', 'Indent2', 'Indent3'];
+ */