Java tutorial
/* * Copyright (c) 1998, 2013, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package java.awt.event; import java.util.EventListener; import java.awt.AWTEvent; /** * The listener interface for receiving notification of events * dispatched to objects that are instances of Component or * MenuComponent or their subclasses. Unlike the other EventListeners * in this package, AWTEventListeners passively observe events * being dispatched in the AWT, system-wide. Most applications * should never use this class; applications which might use * AWTEventListeners include event recorders for automated testing, * and facilities such as the Java Accessibility package. * <p> * The class that is interested in monitoring AWT events * implements this interface, and the object created with that * class is registered with the Toolkit, using the Toolkit's * {@code addAWTEventListener} method. When an event is * dispatched anywhere in the AWT, that object's * {@code eventDispatched} method is invoked. * * @see java.awt.AWTEvent * @see java.awt.Toolkit#addAWTEventListener * @see java.awt.Toolkit#removeAWTEventListener * * @author Fred Ecks * @since 1.2 */ public interface AWTEventListener extends EventListener { /** * Invoked when an event is dispatched in the AWT. * @param event the event to be processed */ public void eventDispatched(AWTEvent event); }