《Java2图形设计卷II：Swing》配套光盘源码

				import javax.swing.*;
				import java.awt.*;
				import java.awt.event.*;
				
				public class Test extends JApplet {
					Icon 
						dukeStanding = new ImageIcon("duke_standing.gif"),
						dukeWaving = new ImageIcon("duke_waving.gif"),
						dukeStandingSmall = 
								new ImageIcon("duke_standing_small.gif"),
						dukeWavingSmall = new ImageIcon("duke_waving_small.gif");
				
					public void init() {
						Container contentPane = getContentPane();
						Action[] actions = {
										new NewAction(),
										new OpenAction(),
										new CutAction(),
										new CopyAction(),
										new PasteAction(),
										new ExitAction()
						};
						JToolBar toolbar = new JToolBar();
						JMenuBar menubar = new JMenuBar();
						JMenu fileMenu = new JMenu("File");
				
						JRadioButton 
							menubarDuke = new JRadioButton(dukeStandingSmall),
							menuDuke = new JRadioButton(dukeStandingSmall),
							toolbarDuke = new JRadioButton(dukeStanding);
									
						menuDuke.setRolloverIcon(dukeWavingSmall);
						menubarDuke.setRolloverIcon(dukeWavingSmall);
						toolbarDuke.setRolloverIcon(dukeWaving);
				
						menubar.add(menubarDuke);
						toolbar.add(toolbarDuke);
						fileMenu.add(menuDuke);
				
						for(int i=0; i < actions.length; ++i) {
							fileMenu.add(actions[i]);
				
							if(i != actions.length-1)
								 toolbar.add(actions[i]);
				
							if(i == 2 || i == actions.length-2){
								toolbar.addSeparator();
								fileMenu.addSeparator();
							}
						}
						menubar.add(fileMenu);
				
						contentPane.add(toolbar, BorderLayout.NORTH);
						getRootPane().setJMenuBar(menubar);
						System.out.println(contentPane.getClass().getName());
						LayoutManager lm = contentPane.getLayout();
						System.out.println(lm.getClass());
				
					}
					class NewAction extends AbstractAction {
						public NewAction() {
							super("New ...", new ImageIcon("new.gif"));
						}
						public void actionPerformed(ActionEvent event) {
							showStatus("new");
						}
					}
					class OpenAction extends AbstractAction {
						public OpenAction() {
							super("Open ...", new ImageIcon("open.gif"));
						}
						public void actionPerformed(ActionEvent event) {
							showStatus("open");
						}
					}
					class CutAction extends AbstractAction {
						public CutAction() {
							super("Cut", new ImageIcon("cut.gif"));
						}
						public void actionPerformed(ActionEvent event) {
							showStatus("cut");
						}
					}
					class CopyAction extends AbstractAction {
						public CopyAction() {
							super("Copy", new ImageIcon("copy.gif"));
						}
						public void actionPerformed(ActionEvent event) {
							showStatus("copy");
						}
					}
					class PasteAction extends AbstractAction {
						public PasteAction() {
							super("Paste", new ImageIcon("paste.gif"));
						}
						public void actionPerformed(ActionEvent event) {
							showStatus("paste");
						}
					}
					class ExitAction extends AbstractAction {
						public ExitAction() {
							super("Exit");
							putValue(Action.SMALL_ICON, dukeWavingSmall);
						}
						public void actionPerformed(ActionEvent event) {
							System.exit(0);
						}
					}
				}