1 /*
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   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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   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.
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  23 
  24 import com.sun.awt.AWTUtilities;
  25 import sun.awt.SunToolkit;
  26 
  27 import javax.swing.*;
  28 import java.awt.*;
  29 import java.awt.image.BufferedImage;
  30 import 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 */
  42 public 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 }