1 /* 2 * Copyright (c) 1998, 2003, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package java.awt.event; 27 28 import java.util.EventListener; 29 import java.awt.AWTEvent; 30 31 /** 32 * The listener interface for receiving notification of events 33 * dispatched to objects that are instances of Component or 34 * MenuComponent or their subclasses. Unlike the other EventListeners 35 * in this package, AWTEventListeners passively observe events 36 * being dispatched in the AWT, system-wide. Most applications 37 * should never use this class; applications which might use 38 * AWTEventListeners include event recorders for automated testing, 39 * and facilities such as the Java Accessibility package. 40 * <p> 41 * The class that is interested in monitoring AWT events 42 * implements this interface, and the object created with that 43 * class is registered with the Toolkit, using the Toolkit's 44 * <code>addAWTEventListener</code> method. When an event is 45 * dispatched anywhere in the AWT, that object's 46 * <code>eventDispatched</code> method is invoked. 47 * 48 * @see java.awt.AWTEvent 49 * @see java.awt.Toolkit#addAWTEventListener 50 * @see java.awt.Toolkit#removeAWTEventListener 51 * 52 * @author Fred Ecks 53 * @since 1.2 54 */ 55 public interface AWTEventListener extends EventListener { 56 57 /** 58 * Invoked when an event is dispatched in the AWT. 59 */ 60 public void eventDispatched(AWTEvent event); 61 62 }