1 /*
   2  * Copyright (c) 2012, 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  * Portions Copyright (c) 2012 IBM Corporation
  26  */
  27 
  28 import javax.swing.JButton;
  29 import javax.swing.JDesktopPane;
  30 import javax.swing.JFrame;
  31 import javax.swing.SwingUtilities;
  32 
  33 import java.awt.AWTException;
  34 import java.awt.AlphaComposite;
  35 import java.awt.Color;
  36 import java.awt.Graphics;
  37 import java.awt.Graphics2D;
  38 import java.awt.Rectangle;
  39 import java.awt.Robot;
  40 import java.awt.Toolkit;
  41 import java.awt.image.BufferedImage;
  42 
  43 /*
  44  * @test
  45  * @key headful
  46  * @bug 7154030
  47  * @summary Swing components fail to hide after calling hide()
  48  * @author Jonathan Lu
  49  * @library ../../regtesthelpers/
  50  * @library ../../../../lib/testlibrary/
  51  * @build Util
  52  * @build ExtendedRobot
  53  * @run main bug7154030
  54  */
  55 
  56 public class bug7154030 {
  57 
  58     private static JButton button = null;
  59 
  60     public static void main(String[] args) throws Exception {
  61         BufferedImage imageInit = null;
  62 
  63         BufferedImage imageShow = null;
  64 
  65         BufferedImage imageHide = null;
  66 
  67         ExtendedRobot robot = new ExtendedRobot();
  68 
  69         SwingUtilities.invokeAndWait(new Runnable() {
  70 
  71             @Override
  72             public void run() {
  73                 JDesktopPane desktop = new JDesktopPane();
  74                 button = new JButton("button");
  75                 JFrame frame = new JFrame();
  76 
  77                 button.setSize(200, 200);
  78                 button.setLocation(100, 100);
  79                 button.setForeground(Color.RED);
  80                 button.setBackground(Color.RED);
  81                 button.setOpaque(true);
  82                 button.setVisible(false);
  83                 desktop.add(button);
  84 
  85                 frame.setContentPane(desktop);
  86                 frame.setSize(300, 300);
  87                 frame.setLocation(0, 0);
  88                 frame.setVisible(true);
  89                 frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
  90             }
  91         });
  92 
  93         robot.waitForIdle(500);
  94         imageInit = robot.createScreenCapture(new Rectangle(0, 0, 300, 300));
  95 
  96         SwingUtilities.invokeAndWait(new Runnable() {
  97 
  98             @Override
  99             public void run() {
 100                 button.show();
 101             }
 102         });
 103 
 104         robot.waitForIdle(500);
 105         imageShow = robot.createScreenCapture(new Rectangle(0, 0, 300, 300));
 106         if (Util.compareBufferedImages(imageInit, imageShow)) {
 107             throw new Exception("Failed to show opaque button");
 108         }
 109 
 110         robot.waitForIdle();
 111 
 112         SwingUtilities.invokeAndWait(new Runnable() {
 113 
 114             @Override
 115             public void run() {
 116                 button.hide();
 117             }
 118         });
 119 
 120         robot.waitForIdle(500);
 121         imageHide = robot.createScreenCapture(new Rectangle(0, 0, 300, 300));
 122 
 123         if (!Util.compareBufferedImages(imageInit, imageHide)) {
 124             throw new Exception("Failed to hide opaque button");
 125         }
 126 
 127         SwingUtilities.invokeAndWait(new Runnable() {
 128 
 129             @Override
 130             public void run() {
 131                 button.setOpaque(false);
 132                 button.setBackground(new Color(128, 128, 0));
 133                 button.setVisible(false);
 134             }
 135         });
 136 
 137         robot.waitForIdle(500);
 138         imageInit = robot.createScreenCapture(new Rectangle(0, 0, 300, 300));
 139 
 140         SwingUtilities.invokeAndWait(new Runnable() {
 141 
 142             @Override
 143             public void run() {
 144                 button.show();
 145             }
 146         });
 147 
 148         robot.waitForIdle(500);
 149         imageShow = robot.createScreenCapture(new Rectangle(0, 0, 300, 300));
 150 
 151         SwingUtilities.invokeAndWait(new Runnable() {
 152 
 153             @Override
 154             public void run() {
 155                 button.hide();
 156             }
 157         });
 158 
 159         if (Util.compareBufferedImages(imageInit, imageShow)) {
 160             throw new Exception("Failed to show non-opaque button");
 161         }
 162 
 163         robot.waitForIdle(500);
 164         imageHide = robot.createScreenCapture(new Rectangle(0, 0, 300, 300));
 165 
 166         if (!Util.compareBufferedImages(imageInit, imageHide)) {
 167             throw new Exception("Failed to hide non-opaque button");
 168         }
 169     }
 170 }