1 /* 2 * Copyright 2006 - 2012 Christina Bohk and Roland Ewald 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package p3j.gui.misc; 17 18 import java.awt.event.MouseAdapter; 19 import java.awt.event.MouseEvent; 20 21 import javax.swing.JPopupMenu; 22 23 /** 24 * Mouse Adapted that opens a pop-up menu. 25 * 26 * Created on March 4, 2007 27 * 28 * @author Christina Bohk 29 * @author Roland Ewald 30 * 31 */ 32 public class PopupOpener extends MouseAdapter { 33 34 /** 35 * Reference to pop-up menu. 36 */ 37 private final JPopupMenu popupMenu; 38 39 /** 40 * Default constructor. 41 * 42 * @param puMenu 43 * the pop-up menu to be opened 44 */ 45 public PopupOpener(JPopupMenu puMenu) { 46 this.popupMenu = puMenu; 47 } 48 49 @Override 50 public void mouseReleased(MouseEvent e) { 51 if (e.isPopupTrigger()) { 52 popupMenu.show(e.getComponent(), e.getX(), e.getY()); 53 } 54 } 55 }