/******************************************************************************* 
 * Copyright (c) 2000, 2005 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 
 *     IBM Corporation - added the following constants
 *******************************************************************************/
package eclipseCon2005.KCH.AuthDemo;

import org.eclipse.jface.action.Action;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.actions.ActionFactory;

public class LogoutAction extends Action implements ActionFactory.IWorkbenchAction, Auth.AuthListener {

	public LogoutAction(IWorkbenchWindow window) {
		super("&Logout");
		Auth.getInstance().addAuthListener(this);
		authChanged();
	}

	public void dispose() {
		Auth.getInstance().removeAuthListener(this);
	}
	
	public void run() {		
		Auth.getInstance().logout();
	}
	
	/* (non-Javadoc)
	 * @see eclipseCon2005.KCH.AuthDemo.Auth.AuthListener#authChanged()
	 */
	public void authChanged() {
		setEnabled(Auth.getInstance().getUserName() != null);
	}
}