Java by API/javax.swing.event/MenuListener

implements MenuListener

   <source lang="java">

import java.awt.event.KeyEvent; import javax.swing.JFrame; import javax.swing.JMenu; import javax.swing.JMenuBar; import javax.swing.JMenuItem; import javax.swing.event.MenuEvent; import javax.swing.event.MenuListener; public class Main {

 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);
   fileMenu.addMenuListener(new MenuListener() {
     public void menuSelected(MenuEvent e) {
       System.out.println("menuSelected");
     }
     public void menuDeselected(MenuEvent e) {
       System.out.println("menuDeselected");
     }
     public void menuCanceled(MenuEvent e) {
       System.out.println("menuCanceled");
     }
   });
   // File->New, N - Mnemonic
   JMenuItem newMenuItem = new JMenuItem("New");
   fileMenu.add(newMenuItem);
   frame.setJMenuBar(menuBar);
   frame.setSize(350, 250);
   frame.setVisible(true);
 }

}

 </source>