/******************************************************************************* * Copyright (c) 2000, 2003 IBM Corporation and others. * All rights reserved. This program and the accompanying materials  * are made available under the terms of the Common Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/cpl-v10.html *  * Contributors: *     IBM Corporation - initial API and implementation *******************************************************************************/package org.eclipse.swt.events;/** * This adapter class provides default implementations for the * methods described by the <code>MenuListener</code> interface. * <p> * Classes that wish to deal with <code>MenuEvent</code>s can * extend this class and override only the methods which they are * interested in. * </p> * * @see MenuListener * @see MenuEvent */public abstract class MenuAdapter implements MenuListener {/** * Sent when a menu is hidden. * The default behavior is to do nothing. * * @param e an event containing information about the menu operation */public void menuHidden(MenuEvent e) {}/** * Sent when a menu is shown. * The default behavior is to do nothing. * * @param e an event containing information about the menu operation */public void menuShown(MenuEvent e) {}}