Outline.java

/**
 * This file Copyright (c) 2005-2008 Aptana, Inc. This program is
 * dual-licensed under both the Aptana Public License and the GNU General
 * Public license. You may elect to use one or the other of these licenses.
 * 
 * This program is distributed in the hope that it will be useful, but
 * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
 * NONINFRINGEMENT. Redistribution, except as permitted by whichever of
 * the GPL or APL you select, is prohibited.
 *
 * 1. For the GPL license (GPL), you can redistribute and/or modify this
 * program under the terms of the GNU General Public License,
 * Version 3, as published by the Free Software Foundation.  You should
 * have received a copy of the GNU General Public License, Version 3 along
 * with this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 * 
 * Aptana provides a special exception to allow redistribution of this file
 * with certain other free and open source software ("FOSS") code and certain additional terms
 * pursuant to Section 7 of the GPL. You may view the exception and these
 * terms on the web at http://www.aptana.com/legal/gpl/.
 * 
 * 2. For the Aptana Public License (APL), this program and the
 * accompanying materials are made available under the terms of the APL
 * v1.0 which accompanies this distribution, and is available at
 * http://www.aptana.com/legal/apl/.
 * 
 * You may view the GPL, Aptana's exception and additional terms, and the
 * APL in the file titled license.html at the root of the corresponding
 * plugin containing this source file.
 * 
 * Any modifications to this file must keep this entire header intact.
 */
package com.aptana.ide.scripting.doms;

import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeItem;
import org.eclipse.ui.IPageLayout;
import org.eclipse.ui.views.contentoutline.ContentOutline;

import com.aptana.ide.core.ui.CoreUIUtils;
import com.aptana.ide.parsing.nodes.ParseNodeBase;
import com.aptana.ide.views.outline.OutlineItem;
import com.aptana.ide.views.outline.UnifiedOutlinePage;

/**
 * @author Ingo Muschenetz
 */
// CHECKSTYLE:OFF
public final class Outline
// CHECKSTYLE:ON
{
	/**
	 * expandNodes
	 * @param label label
	 * @param mimeType mimeType
	 */
	public static void expandNodes(String label, String mimeType)
	{
		ContentOutline outline = (ContentOutline) CoreUIUtils.getViewInternal(
				IPageLayout.ID_OUTLINE, null); //$NON-NLS-1$
		
		UnifiedOutlinePage page = (UnifiedOutlinePage)outline.getCurrentPage();
		Tree tree = page.getTreeViewer().getTree();
		page.getTreeViewer().expandAll();		
		expandNodes(tree.getItems(), label, mimeType);
		tree.getTopItem().setExpanded(true);

	}

	/**
	 * expandNodes
	 * @param treeItems A list of Tree Items
	 * @param label label
	 * @param mimeType mimeType
	 */
	public static void expandNodes(TreeItem[] treeItems, String label, String mimeType) {
		for (int i = 0; i < treeItems.length; i++) {
			TreeItem item = treeItems[i];
			Object data = item.getData();
			boolean expanded = false;
			if(data instanceof OutlineItem)
			{
				OutlineItem data2 = (OutlineItem)data;
				if(data2.getLabel().equals(label) && (mimeType == null || data2.getLanguage().equals(mimeType)))
				{
					expanded = true;
				}
			}
			else if(data instanceof ParseNodeBase)
			{
				ParseNodeBase data2 = (ParseNodeBase)data;
				if(data2.getName().equals(label) && (mimeType == null || data2.getLanguage().equals(mimeType)))
				{					
					expanded = true;
				}				
			}

			item.setExpanded(expanded);
			expandNodes(item.getItems(), label, mimeType);

			if(item.getExpanded() && item.getParentItem() != null)
			{
				item.getParentItem().setExpanded(true);
			}
		}
	}
}