1 /* 2 * Copyright (c) 2010, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @key headful 27 * @bug 6495920 28 * @summary Tests that if the JPopupMenu.setVisible method throws an exception, 29 interaction with GNOME is not crippled 30 * @author Sergey Malenkov 31 * @library ../.. 32 * @modules java.desktop/sun.awt 33 */ 34 35 import sun.awt.AppContext; 36 37 import java.awt.Point; 38 import java.awt.Robot; 39 import java.awt.event.InputEvent; 40 import java.lang.reflect.Field; 41 import javax.swing.JFrame; 42 import javax.swing.JMenuItem; 43 import javax.swing.JPanel; 44 import javax.swing.JPopupMenu; 45 import javax.swing.SwingUtilities; 46 import javax.swing.plaf.basic.BasicPopupMenuUI; 47 48 public class bug6495920 implements Thread.UncaughtExceptionHandler { 49 50 public static void main(String[] args) throws Throwable { 51 SwingTest.start(bug6495920.class); 52 } 53 54 private static Robot robot; 55 private final JPanel panel; 56 57 public bug6495920(JFrame frame) { 58 JPopupMenu menu = new JPopupMenu() { 59 public void setVisible(boolean visible) { 60 super.setVisible(visible); 61 throw new AssertionError(visible ? "show popup" : "hide popup"); 62 } 63 }; 64 for (int i = 0; i < 10; i++) { 65 menu.add(new JMenuItem(String.valueOf(i))); 66 } 67 this.panel = new JPanel(); 68 this.panel.setComponentPopupMenu(menu); 69 frame.add(this.panel); 70 } 71 72 public void firstShowPopup() throws Exception { 73 Point point = this.panel.getLocation(); 74 SwingUtilities.convertPointToScreen(point, this.panel); 75 76 robot = new Robot(); // initialize shared static field first time 77 robot.mouseMove(point.x + 1, point.y + 1); 78 robot.mousePress(InputEvent.BUTTON3_MASK); 79 Thread.currentThread().setUncaughtExceptionHandler(this); 80 robot.mouseRelease(InputEvent.BUTTON3_MASK); // causes first AssertionError on EDT 81 } 82 83 public void secondHidePopup() { 84 Point point = this.panel.getLocation(); 85 SwingUtilities.convertPointToScreen(point, this.panel); 86 87 robot.mouseMove(point.x - 1, point.y - 1); 88 Thread.currentThread().setUncaughtExceptionHandler(this); 89 robot.mousePress(InputEvent.BUTTON1_MASK); // causes second AssertionError on EDT 90 robot.mouseRelease(InputEvent.BUTTON1_MASK); 91 } 92 93 public void thirdValidate() throws Exception { 94 Field key = BasicPopupMenuUI.class.getDeclaredField("MOUSE_GRABBER_KEY"); 95 key.setAccessible(true); 96 97 Object grabber = AppContext.getAppContext().get(key.get(null)); 98 if (grabber == null) { 99 throw new Exception("cannot find a mouse grabber in app's context"); 100 } 101 102 Field field = grabber.getClass().getDeclaredField("grabbedWindow"); 103 field.setAccessible(true); 104 105 Object window = field.get(grabber); 106 if (window != null) { 107 throw new Exception("interaction with GNOME is crippled"); 108 } 109 } 110 111 public void uncaughtException(Thread thread, Throwable throwable) { 112 System.out.println(throwable); 113 } 114 }