Java tutorial
//package com.java2s; /* * Copyright 2014 kohii. * * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except * in compliance with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software distributed under the License * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express * or implied. See the License for the specific language governing permissions and limitations under * the License. */ import java.awt.Component; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import javax.swing.JPopupMenu; public class Main { public static void addPopup(Component component, final JPopupMenu popup) { component.addMouseListener(new MouseAdapter() { public void mousePressed(MouseEvent e) { if (e.isPopupTrigger()) { showMenu(e); } } public void mouseReleased(MouseEvent e) { if (e.isPopupTrigger()) { showMenu(e); } } private void showMenu(MouseEvent e) { popup.show(e.getComponent(), e.getX(), e.getY()); } }); } }