Exit

gistfile1.java

JMenuItem Exit = new JMenuItem("Exit");
        Exit.setToolTipText("Exit application");
        Exit.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
            	statusbar.setText("Exiting");
            	JOptionPane.showConfirmDialog(main, "Are you sure you want to exit?",
                        "Exiting", JOptionPane.YES_NO_OPTION);
                System.exit(0);
            }

        });