PopupMenu.java

package learn;
import  java.awt.event.*;
import javax.swing.*;
import java.awt.Toolkit;
public class PopupMenu{

    private  JPopupMenu menu;
    private  Toolkit toolkit;
    public  PopupMenu(){

        JFrame frame = new JFrame("JPopupMenu");

        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        toolkit = frame.getToolkit();

        menu = new JPopupMenu();

        JMenuItem menuItemBeep = new JMenuItem("Beep");

        menuItemBeep.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                toolkit.beep();
            }
        });

        menu.add(menuItemBeep);

        JMenuItem menuItemClose = new JMenuItem("close");

        menuItemClose.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                System.exit(0);
            }
        });

        menu.add(menuItemClose);

        frame.addMouseListener(new MouseAdapter() {
            @Override
            public void mouseReleased(MouseEvent e) {
                if (e.getButton() == e.BUTTON3){
                    menu.show(e.getComponent(),e.getX(),e.getY());
                }
            }
        });

        frame.setSize(250,200);

        frame.setLocationRelativeTo(null);

        frame.setVisible(true);
    }



    public static void main(String[] args) {
        new PopupMenu();
	// write your code here
    }
}