Adds a MouseListener to the component specified that will show the JPopupMenu specified (at the position that the mouse was clicked) when the mouse is right-clicked, or whatever mouse event returns true from the MouseEvent#isPopupTrigger() method. - Java java.awt

Java examples for java.awt:Component

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Description

Adds a MouseListener to the component specified that will show the JPopupMenu specified (at the position that the mouse was clicked) when the mouse is right-clicked, or whatever mouse event returns true from the MouseEvent#isPopupTrigger() method.

Demo Code


//package com.java2s;

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

import javax.swing.JPopupMenu;

public class Main {
    /**//from w w w .  j ava2 s.c  om
     * Adds a MouseListener to the component specified that will show the popup
     * specified (at the position that the mouse was clicked) when the mouse is
     * right-clicked, or whatever mouse event returns true from the
     * {@link MouseEvent#isPopupTrigger()} method.<br/><br/>
     * 
     * @param c
     *            The component to add the mouse listener to
     * @param popup
     *            the popup to show whe the component is clicked
     */
    public static void addPopup(Component c, final JPopupMenu popup) {
        c.addMouseListener(new MouseAdapter() {

            @Override
            public void mousePressed(MouseEvent e) {
                if (e.isPopupTrigger())
                    popup.show(e.getComponent(), e.getX(), e.getY());
            }

            @Override
            public void mouseReleased(MouseEvent e) {
                mousePressed(e);
            }

            @Override
            public void mouseClicked(MouseEvent e) {
                mousePressed(e);
            }
        });
    }
}

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