// ----------------------------------------------------------------------------- // AWTExample.java // ----------------------------------------------------------------------------- /* * ============================================================================= * Copyright (c) 1998-2011 Jeffrey M. Hunter. All rights reserved. * * All source code and material located at the Internet address of * http://www.idevelopment.info is the copyright of Jeffrey M. Hunter and * is protected under copyright laws of the United States. This source code may * not be hosted on any other site without my express, prior, written * permission. Application to host any of the material elsewhere can be made by * contacting me at jhunter@idevelopment.info. * * I have made every effort and taken great care in making sure that the source * code and other content included on my web site is technically accurate, but I * disclaim any and all responsibility for any loss, damage or destruction of * data or any other property which may arise from relying on it. I will in no * case be liable for any monetary damages arising from such loss, damage or * destruction. * * As with any code, ensure to test this code in a development environment * before attempting to run it in production. * ============================================================================= */ import java.awt.*; import java.awt.event.*; /** * ----------------------------------------------------------------------------- * This class provides an example of a simple AWT frame that contains an * example toolbar implementation made up of several AWT button objects. * This example will contain three buttons typically found in toolbar - * Copy, Cut, and Paste. * * @version 1.0 * @author Jeffrey M. Hunter (jhunter@idevelopment.info) * @author http://www.idevelopment.info * ----------------------------------------------------------------------------- */ public class AWTExample extends Frame { // Object fields private Button copyButton; private Button cutButton; private Button pasteButton; private Button exitButton; /** * Public no-arg constructor */ public AWTExample() { super("Simple AWT Example"); setSize(450, 250); addWindowListener( new WindowAdapter() { public void windowClosing(WindowEvent e) { System.exit(0); } } ); ActionListener buttonListener = new ActionListener() { public void actionPerformed(ActionEvent ae) { String action = ae.getActionCommand(); if (action.equals("Exit")) { dispose(); System.out.println("Exiting."); System.exit(0); } else { System.out.println(action); } } }; // Toolbar Panel Panel toolbarPanel = new Panel(); toolbarPanel.setLayout(new FlowLayout(FlowLayout.LEFT)); copyButton = new Button("Copy"); copyButton.addActionListener(buttonListener); toolbarPanel.add(copyButton); cutButton = new Button("Cut"); cutButton.addActionListener(buttonListener); toolbarPanel.add(cutButton); pasteButton = new Button("Paste"); pasteButton.addActionListener(buttonListener); toolbarPanel.add(pasteButton); add(toolbarPanel, BorderLayout.NORTH); // Bottom Panel Panel bottomPanel = new Panel(); exitButton = new Button("Exit"); exitButton.addActionListener(buttonListener); bottomPanel.add(exitButton); add(bottomPanel, BorderLayout.SOUTH); } /** * Sole entry point to the class and application. * @param args Array of String arguments. */ public static void main(String[] args) { AWTExample mainFrame = new AWTExample(); mainFrame.setVisible(true); } }