1 /*
2  * Copyright (c) 2013, 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
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22  */
23 
24 /**
25  * @test
26  * @key headful
27  * @bug 8027628
28  * @author Oleg Pekhovskiy
29  * @summary JWindow jumps to (0, 0) after mouse clicked
30  * @run main TopLevelLocation
31  */
32 
33 import java.awt.Color;
34 import java.awt.Dimension;
35 import java.awt.EventQueue;
36 import java.awt.Point;
37 import java.awt.Robot;
38 import java.awt.event.MouseAdapter;
39 import java.awt.event.MouseEvent;
40 import javax.swing.JFrame;
41 import javax.swing.JWindow;
42 
43 public class TopLevelLocation {
44 
45     private static JFrame frame;
46     private static JWindow window;
47     private static boolean passed = true;
48 
main(String[] args)49     public static void main(String[] args) throws Exception {
50         EventQueue.invokeAndWait(() -> {
51             frame = new JFrame();
52             frame.getContentPane().setBackground(Color.PINK);
53             frame.setBounds(100, 100, 500, 400);
54             frame.setUndecorated(true);
55             frame.setVisible(true);
56             window = new JWindow(frame);
57             window.setBackground(Color.BLUE);
58             window.setAlwaysOnTop(true);
59             window.setBounds(200, 200, 200, 200);
60             window.addMouseListener(new MouseAdapter() {
61                 private Point dragOrigin = null;
62                 private Dimension origSize = null;
63                 private Point origLoc = null;
64                 private Point lastLoc = null;
65                 private boolean left = false;
66                 private boolean top = false;
67                 private boolean bottom = false;
68                 private boolean right = false;
69 
70                 @Override
71                 public void mousePressed(MouseEvent e) {
72                     System.out.println("mousePressed");
73                     dragOrigin = e.getLocationOnScreen();
74                     origSize = window.getSize();
75                     origLoc = window.getLocationOnScreen();
76                     if (lastLoc != null) {
77                         System.out.println("SET LOCATION: " + lastLoc);
78                         System.out.println("CURRENT LOCATION: " + origLoc);
79                         if (lastLoc.x != origLoc.x || lastLoc.y != origLoc.y) {
80                             passed = false;
81                         }
82                     }
83                     right = (origLoc.x + window.getWidth() - dragOrigin.x) < 5;
84                     left = !right && dragOrigin.x - origLoc.x < 5;
85                     bottom = (origLoc.y + window.getHeight() - dragOrigin.y) < 5;
86                     top = !bottom && dragOrigin.y - origLoc.y < 5;
87                 }
88 
89                 @Override
90                 public void mouseDragged(MouseEvent e) {
91                     System.out.println("mouseDragged");
92                     resize(e);
93                 }
94 
95                 @Override
96                 public void mouseReleased(MouseEvent e) {
97                     System.out.println("mouseReleased");
98                     resize(e);
99                 }
100 
101                 void resize(MouseEvent e) {
102                     Point dragDelta = e.getLocationOnScreen();
103                     dragDelta.translate(-dragOrigin.x, -dragOrigin.y);
104                     Point newLoc = new Point(origLoc);
105                     newLoc.translate(dragDelta.x, dragDelta.y);
106                     Dimension newSize = new Dimension(origSize);
107                     if (left || right) {
108                         newSize.width += right ? dragDelta.x : -dragDelta.x;
109                     }
110                     if (top || bottom) {
111                         newSize.height += bottom ? dragDelta.y : -dragDelta.y;
112                     }
113                     if (right || (top || bottom) && !left) {
114                         newLoc.x = origLoc.x;
115                     }
116                     if (bottom || (left || right) && !top) {
117                         newLoc.y = origLoc.y;
118                     }
119                     window.setBounds(newLoc.x, newLoc.y, newSize.width, newSize.height);
120                     lastLoc = newLoc;
121                 }
122             });
123             window.setVisible(true);
124         });
125         Thread.sleep(500);
126         Dimension size = window.getSize();
127         Point location = window.getLocation();
128         Robot robot = new Robot();
129         robot.setAutoDelay(200);
130         robot.setAutoWaitForIdle(true);
131         robot.waitForIdle();
132         robot.mouseMove(location.x + size.height - 2, location.y + size.width - 2);
133         robot.mousePress(MouseEvent.BUTTON1_DOWN_MASK);
134         robot.mouseMove(location.x + size.height, location.y + size.width);
135         robot.mouseRelease(MouseEvent.BUTTON1_DOWN_MASK);
136         robot.mousePress(MouseEvent.BUTTON1_DOWN_MASK);
137         robot.mouseMove(location.x + size.height + 2, location.y + size.width + 2);
138         robot.mouseRelease(MouseEvent.BUTTON1_DOWN_MASK);
139         Thread.sleep(500);
140         frame.dispose();
141         if (!passed) {
142             throw new RuntimeException("TEST FAILED: Location doesn't match!");
143         }
144         System.out.println("TEST PASSED!");
145     }
146 }
147 
148