Java Swing Tutorial - Java JMenu.add(Component c)

Syntax

JMenu.add(Component c) has the following syntax.

public Component add(Component c)

Example

In the following code shows how to use JMenu.add(Component c) method.

import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JSeparator;
/*  ww w .j ava2 s . c om*/
public class Main extends JFrame {
  public Main() {
    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JMenuBar bar = new JMenuBar();
    JMenu menu = new JMenu("File");
    bar.add(menu);

    menu.add(new JMenuItem("Close"));
    menu.add(new JSeparator()); // SEPARATOR
    menu.add(new JMenuItem("Exit"));

    setJMenuBar(bar);
    add(new JLabel("A placeholder"));

    pack();
    setSize(300, 300);
    setVisible(true);
  }

  public static void main(String arg[]) {
    new Main();
  }
}