1 /* 2 * Copyright (c) 2018, 2019, 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 import java.awt.AWTException; 25 import java.awt.Frame; 26 import java.awt.GraphicsDevice; 27 import java.awt.GraphicsEnvironment; 28 import java.awt.Point; 29 import java.awt.Rectangle; 30 import java.awt.Robot; 31 32 /** 33 * @test 34 * @key headful 35 * @bug 8201364 8232433 36 * @summary Component.getLocation() should returns correct location if 37 * Component.setBounds() was ignored by the OS 38 */ 39 public final class LocationAtScreenCorner { 40 41 public static void main(final String[] args) throws Exception { 42 test(true); 43 test(false); 44 } 45 46 private static void test(final boolean undecorated) throws AWTException { 47 Robot robot = new Robot(); 48 Frame frame = new Frame(); 49 frame.setUndecorated(undecorated); 50 frame.setSize(200, 200); 51 frame.setLocationRelativeTo(null); 52 frame.setVisible(true); 53 robot.waitForIdle(); 54 55 GraphicsEnvironment lge = 56 GraphicsEnvironment.getLocalGraphicsEnvironment(); 57 GraphicsDevice[] devices = lge.getScreenDevices(); 58 59 // The Component.setBounds() for corners of the screen can be ignored by 60 // OS because of menubar, taskbar, dock etc. But in this case 61 // getLocation() and getLocationOnScreen() should always return the same 62 // coordinates. 63 for (GraphicsDevice device : devices) { 64 Rectangle bounds = device.getDefaultConfiguration().getBounds(); 65 test(robot, frame, bounds.x, bounds.y); 66 test(robot, frame, bounds.width, bounds.y); 67 test(robot, frame, bounds.x, bounds.height); 68 test(robot, frame, bounds.width, bounds.height); 69 } 70 frame.dispose(); 71 } 72 73 private static void test(Robot robot, Frame frame, int x, int y) { 74 for (int i = 0; i < 10; ++i) { 75 // intentionally set the same coordinates a few times 76 frame.setLocation(x, y); // x and y are cached in the frame 77 int attempt = 0; 78 while (true) { 79 robot.waitForIdle(); 80 // location was cached in the frame and should be updated to the 81 // real location by the native callback some time later. 82 // this is why we make a few attempts 83 Point location = frame.getLocation(); 84 // locationOnScreen is fetched from the peer 85 Point locationOnScreen = frame.getLocationOnScreen(); 86 if (location.equals(locationOnScreen)) { 87 break; 88 } 89 if (attempt++ > 10) { 90 frame.dispose(); 91 System.err.println("Location: " + location); 92 System.err.println("Location on screen: " + locationOnScreen); 93 throw new RuntimeException("Wrong location"); 94 } 95 } 96 } 97 } 98 }