import java.applet.*; import java.awt.*; import java.awt.event.*; /* Copyright (c) 1999 Nathan Meyers $Id: TrivialApplet2.java,v 1.2 1999/11/12 19:47:54 nathanm Exp $ Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ public class TrivialApplet2 extends Applet implements MouseListener { public TrivialApplet2() { // Allocate and install our button Button button = new Button("Hello World!"); add(button); // Register this class as a listener for mouse events. This // call expects a MouseListener as an argument button.addMouseListener(this); } // Implementation of the MouseListener interface. When we implement // an interface, we must implement all methods... even those we don't // care about. public void mouseClicked(MouseEvent e) {} public void mouseEntered(MouseEvent e) {} public void mouseExited(MouseEvent e) {} public void mousePressed(MouseEvent e) { showStatus("Button pressed"); } public void mouseReleased(MouseEvent e) { showStatus("Button released"); } }