/*******************************************************************************
 * Copyright (c) 2003, 2006 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 * IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.ui.tests.navigator.extension;

import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.ide.IDE;
import org.eclipse.ui.navigator.CommonActionProvider;
import org.eclipse.ui.navigator.ICommonActionConstants;
import org.eclipse.ui.navigator.ICommonActionExtensionSite;
import org.eclipse.ui.navigator.ICommonMenuConstants;
import org.eclipse.ui.navigator.ICommonViewerWorkbenchSite;

public class TestNestedActionProvider extends CommonActionProvider {

	public static final String GROUP_TEST_MENU = "group.testMenu";

	public static final String GROUP_TEST_DEPENDENCY = "group.testDependency";

	private IAction action = null;

	private IAction openAction;

	private ICommonActionExtensionSite site;

	public void init(ICommonActionExtensionSite aSite) {
		site = aSite;
		action = new TestAction(aSite.getViewSite().getShell(),
				"Nested action (only visible if test ext active)");

		openAction = new Action() {

			/*
			 * (non-Javadoc)
			 * 
			 * @see org.eclipse.jface.action.Action#run()
			 */
			public void run() {

				IStructuredSelection selection = (IStructuredSelection) getContext()
						.getSelection();
				if (selection.size() == 1) {
					TestExtensionTreeData data = (TestExtensionTreeData) selection
							.getFirstElement();
					((TreeViewer) site.getStructuredViewer()).setExpandedState(
							data, true);
					try {
						IDE
								.openEditor(((ICommonViewerWorkbenchSite) site
										.getViewSite()).getPage(), data
										.getFile(), true);
					} catch (PartInitException e) {
						e.printStackTrace();
					}
				}
			}
		};
	}

	public void fillContextMenu(IMenuManager menu) {
		menu.insertAfter(ICommonMenuConstants.GROUP_ADDITIONS, action);
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.actions.ActionGroup#fillActionBars(org.eclipse.ui.IActionBars)
	 */
	public void fillActionBars(IActionBars actionBars) {
		super.fillActionBars(actionBars);
		
		actionBars.setGlobalActionHandler(ICommonActionConstants.OPEN, openAction);

	}

}