/* * Copyright (c) 1996, 2006, 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; /** {@collect.stats} * The listener interface for receiving "interesting" mouse events * (press, release, click, enter, and exit) on a component. * (To track mouse moves and mouse drags, use the * <code>MouseMotionListener</code>.) * <P> * The class that is interested in processing a mouse event * either implements this interface (and all the methods it * contains) or extends the abstract <code>MouseAdapter</code> class * (overriding only the methods of interest). * <P> * The listener object created from that class is then registered with a * component using the component's <code>addMouseListener</code> * method. A mouse event is generated when the mouse is pressed, released * clicked (pressed and released). A mouse event is also generated when * the mouse cursor enters or leaves a component. When a mouse event * occurs, the relevant method in the listener object is invoked, and * the <code>MouseEvent</code> is passed to it. * * @author Carl Quinn * * @see MouseAdapter * @see MouseEvent * @see <a href="http://java.sun.com/docs/books/tutorial/post1.0/ui/mouselistener.html">Tutorial: Writing a Mouse Listener</a> * * @since 1.1 */ public interface MouseListener extends EventListener { /** {@collect.stats} * Invoked when the mouse button has been clicked (pressed * and released) on a component. */ public void mouseClicked(MouseEvent e); /** {@collect.stats} * Invoked when a mouse button has been pressed on a component. */ public void mousePressed(MouseEvent e); /** {@collect.stats} * Invoked when a mouse button has been released on a component. */ public void mouseReleased(MouseEvent e); /** {@collect.stats} * Invoked when the mouse enters a component. */ public void mouseEntered(MouseEvent e); /** {@collect.stats} * Invoked when the mouse exits a component. */ public void mouseExited(MouseEvent e); }