import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.KeyEvent; import javax.swing.JFrame; import javax.swing.JMenu; import javax.swing.JMenuBar; import javax.swing.JMenuItem; class MenuActionListener implements ActionListener { public void actionPerformed(ActionEvent e) { System.out.println("Selected: " + e.getActionCommand()); } } public class ContructMenuActionListener { public static void main(final String args[]) { JFrame frame = new JFrame("MenuSample Example"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JMenuBar menuBar = new JMenuBar(); // File Menu, F - Mnemonic JMenu fileMenu = new JMenu("File"); fileMenu.setMnemonic(KeyEvent.VK_F); menuBar.add(fileMenu); // File->New, N - Mnemonic JMenuItem newMenuItem = new JMenuItem("New"); newMenuItem.addActionListener(new MenuActionListener()); fileMenu.add(newMenuItem); frame.setJMenuBar(menuBar); frame.setSize(350, 250); frame.setVisible(true); } }