1/*
2 * Copyright (c) 2012, 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
24import com.sun.awt.AWTUtilities;
25import sun.awt.SunToolkit;
26
27import javax.swing.*;
28import java.awt.*;
29import java.awt.image.BufferedImage;
30import java.util.concurrent.Callable;
31
32/*
33   @test
34  @key headful
35   @bug 7156657
36   @summary Version 7 doesn't support translucent popup menus against a translucent window
37   @library ../../regtesthelpers
38   @author Pavel Porvatov
39   @modules java.desktop/com.sun.awt
40            java.desktop/sun.awt
41*/
42public class bug7156657 {
43    private static JFrame lowerFrame;
44
45    private static JFrame frame;
46
47    private static JPopupMenu popupMenu;
48
49    public static void main(String[] args) throws Exception {
50        final Robot robot = new Robot();
51        final SunToolkit toolkit = ((SunToolkit) Toolkit.getDefaultToolkit());
52
53        Boolean skipTest = Util.invokeOnEDT(new Callable<Boolean>() {
54            @Override
55            public Boolean call() throws Exception {
56                frame = createFrame();
57
58                if (!AWTUtilities.isTranslucencyCapable(frame.getGraphicsConfiguration())) {
59                    System.out.println("Translucency is not supported, the test skipped");
60
61                    return true;
62                }
63
64                lowerFrame = createFrame();
65                lowerFrame.getContentPane().setBackground(Color.RED);
66                lowerFrame.setVisible(true);
67
68                popupMenu = new JPopupMenu();
69                popupMenu.setOpaque(false);
70                popupMenu.add(new TransparentMenuItem("1111"));
71                popupMenu.add(new TransparentMenuItem("2222"));
72                popupMenu.add(new TransparentMenuItem("3333"));
73
74                AWTUtilities.setWindowOpaque(frame, false);
75                JPanel pnContent = new JPanel();
76                pnContent.setBackground(new Color(255, 255, 255, 128));
77                frame.add(pnContent);
78                frame.setVisible(true);
79
80                return false;
81            }
82        });
83
84        if (skipTest) {
85            return;
86        }
87
88        toolkit.realSync();
89
90        SwingUtilities.invokeAndWait(new Runnable() {
91            @Override
92            public void run() {
93                popupMenu.show(frame, 0, 0);
94            }
95        });
96
97        toolkit.realSync();
98
99        Rectangle popupRectangle = Util.invokeOnEDT(new Callable<Rectangle>() {
100            @Override
101            public Rectangle call() throws Exception {
102                return popupMenu.getBounds();
103            }
104        });
105
106        BufferedImage redBackgroundCapture = robot.createScreenCapture(popupRectangle);
107
108        SwingUtilities.invokeAndWait(new Runnable() {
109            @Override
110            public void run() {
111                lowerFrame.getContentPane().setBackground(Color.GREEN);
112            }
113        });
114
115        toolkit.realSync();
116
117        BufferedImage greenBackgroundCapture = robot.createScreenCapture(popupRectangle);
118
119        if (Util.compareBufferedImages(redBackgroundCapture, greenBackgroundCapture)) {
120            throw new RuntimeException("The test failed");
121        }
122
123        SwingUtilities.invokeAndWait(new Runnable() {
124            @Override
125            public void run() {
126                popupMenu.setVisible(false);
127                frame.dispose();
128                lowerFrame.dispose();
129            }
130        });
131
132        System.out.println("The test passed");
133    }
134
135
136    private static JFrame createFrame() {
137        JFrame result = new JFrame();
138
139        result.setLocation(0, 0);
140        result.setSize(400, 300);
141        result.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
142        result.setUndecorated(true);
143
144        return result;
145    }
146
147    private static class TransparentMenuItem extends JMenuItem {
148        public TransparentMenuItem(String text) {
149            super(text);
150            setOpaque(false);
151        }
152
153        @Override
154        public void paint(Graphics g) {
155            Graphics2D g2 = (Graphics2D) g.create();
156            g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.5f));
157            super.paint(g2);
158            g2.dispose();
159        }
160    }
161}
162