ckeditor/_source/plugins/tab/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
*/

(function()
{
	var meta =
	{
		editorFocus : false,
		modes : { wysiwyg:1, source:1 }
	};

	var blurCommand =
		{
			exec : function( editor )
			{
				editor.container.focusNext( true, editor.tabIndex );
			}
		};

	var blurBackCommand =
		{
			exec : function( editor )
			{
				editor.container.focusPrevious( true, editor.tabIndex );
			}
		};

	function selectNextCellCommand( backward )
	{
		return {
			editorFocus : false,
			canUndo : false,
			modes : { wysiwyg : 1 },
			exec : function( editor )
			{
				if ( editor.focusManager.hasFocus )
				{
					var sel = editor.getSelection(),
						ancestor = sel.getCommonAncestor(),
						cell;

					if ( ( cell = ( ancestor.getAscendant( 'td', true ) || ancestor.getAscendant( 'th', true ) ) ) )
					{
						var resultRange = new CKEDITOR.dom.range( editor.document ),
								next = CKEDITOR.tools.tryThese( function()
								{
									var row = cell.getParent(),
											next = row.$.cells[ cell.$.cellIndex + ( backward ? - 1 : 1 ) ];

									// Invalid any empty value.
									next.parentNode.parentNode;
									return next;
								},
								function()
								{
									var row = cell.getParent(),
											table = row.getAscendant( 'table' ),
											nextRow = table.$.rows[ row.$.rowIndex + ( backward ? - 1 : 1 ) ];