Membuat menu di JAVA

Contoh program berikut ini mendemonstrasikan bagaimana membuat menu di java. Menu dibuat dengan dua class utama yaitu JMenu dan JMenuItem.
Berikut ini contoh tampilannya:

Berikut ini source code programnya:

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

public class MenuTest extends JFrame {

               private JMenuBar bar;

               private JMenu mnuFile, mnuHelp, submnuNew;

               private JMenuItem itemNew, itemOpen, itemExit, itemAbout, itemHelp,

                               subitemFile, subitemProject;

               public MenuTest() {

                               super ("Membuat menu");

                               bar = new JMenuBar();

                               setJMenuBar (bar);

                               mnuFile = new JMenu ("File");

                               mnuFile.setMnemonic('F');

                               mnuHelp = new JMenu ("Help");

                               mnuHelp.setMnemonic('H');

                               submnuNew = new JMenu ("New");

                               submnuNew.setMnemonic('N');

                               mnuFile.add(submnuNew);

                               subitemFile = new JMenuItem ("File...");

                               subitemFile.setIcon(new ImageIcon("images/new.gif"));

                               subitemFile.setAccelerator(KeyStroke.getKeyStroke(

               KeyEvent.VK_N, ActionEvent.CTRL_MASK));

                               subitemFile.addActionListener(

                                              new ActionListener() {

                                                             public void actionPerformed(ActionEvent e) {

                                                                            JOptionPane.showMessageDialog(null, "New File");

                                                             }

                                              }

                               );

                               submnuNew.add(subitemFile);

                              subitemProject = new JMenuItem ("Project...");

                               subitemProject.setMnemonic ('P');

                               submnuNew.add(subitemProject);

                               itemOpen = new JMenuItem ("Open");

                               itemOpen.setMnemonic('O');

                               mnuFile.add(itemOpen);

                               mnuFile.addSeparator();

                               itemExit = new JMenuItem ("Exit");

                               itemExit.setMnemonic('E');

                               itemExit.addActionListener(

                                              new ActionListener() {

                                                             public void actionPerformed(ActionEvent e) {

                                                                            if (JOptionPane.showConfirmDialog(null,"Apakah Anda yakin akan keluar?",

                                                                                           "Konfirmasi",JOptionPane.OK_CANCEL_OPTION,JOptionPane.QUESTION_MESSAGE)

                                                                                            == JOptionPane.OK_OPTION) {

                                                                                            System.exit(0);        

                                                                            }

                                                             }

                                              }

                               );

                               mnuFile.add(itemExit);

                               itemHelp = new JMenuItem ("Help");

                               itemHelp.setIcon(new ImageIcon("images/help.gif"));

                               itemHelp.setMnemonic('e');

                               mnuHelp.add(itemHelp);

                               itemAbout = new JMenuItem ("About");

                               itemAbout.setMnemonic('A');

                               itemAbout.setIcon(new ImageIcon("images/info.gif"));

                               mnuHelp.add(itemAbout);

                               bar.add(mnuFile);

                               bar.add(mnuHelp);

                               setSize (400,200);

                               setLocationRelativeTo(null);

                               setVisible (true);

               }

               public static void main (String args[]) {

                               JFrame.setDefaultLookAndFeelDecorated(true);

                               MenuTest test = new MenuTest();

                               test.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

               }

}