Main.java Source code

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Here is the source code for Main.java

Source

import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;

import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JPopupMenu;

public class Main {

    public static void main(String[] args) {
        JFrame frame = new JFrame();
        frame.setSize(400, 400);
        frame.setVisible(true);
        String[] list = { "1", "2", "3", "4", };
        JComboBox<String> comb = new JComboBox<>(list);
        final JPopupMenu pop = new JPopupMenu();
        pop.add(comb);
        frame.addMouseListener(new MouseAdapter() {

            @Override
            public void mousePressed(MouseEvent e) {
                System.out.println("mousePressed");
                pop.show(e.getComponent(), e.getX(), e.getY());
            }
        });
    }
}