1 /*
   2  * Copyright (c) 2014, 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.Color;
  26 import java.awt.Point;
  27 import java.awt.Robot;
  28 import javax.swing.JFrame;
  29 import javax.swing.JPanel;
  30 import javax.swing.JRadioButton;
  31 import javax.swing.SwingUtilities;
  32 import javax.swing.UIManager;
  33 import javax.swing.UnsupportedLookAndFeelException;
  34 import javax.swing.plaf.metal.DefaultMetalTheme;
  35 import javax.swing.plaf.metal.MetalLookAndFeel;
  36 
  37 /**
  38  * @test
  39  * @key headful
  40  * @bug 8041561
  41  * @author Alexander Scherbatiy
  42  * @summary Inconsistent opacity behaviour between JCheckBox and JRadioButton
  43  * @run main bug8041561
  44  */
  45 public class bug8041561 {
  46 
  47     private static JRadioButton radioButton;
  48 
  49     public static void main(String[] args) throws Exception {
  50         SwingUtilities.invokeAndWait(new Runnable() {
  51 
  52             @Override
  53             public void run() {
  54                 try {
  55                     MetalLookAndFeel.setCurrentTheme(new DefaultMetalTheme());
  56                     UIManager.setLookAndFeel(new MetalLookAndFeel());
  57                     createAndShowGUI();
  58                 } catch (UnsupportedLookAndFeelException e) {
  59                     throw new RuntimeException(e);
  60                 }
  61             }
  62         });
  63 
  64         new Robot().waitForIdle();
  65         Thread.sleep(500);
  66 
  67         SwingUtilities.invokeAndWait(new Runnable() {
  68 
  69             @Override
  70             public void run() {
  71                 try {
  72                     Point point = radioButton.getLocationOnScreen();
  73                     int x = (int) point.getX() + radioButton.getWidth() / 2;
  74                     int y = (int) point.getY() + radioButton.getHeight() / 2;
  75 
  76                     Robot robot = new Robot();
  77                     Color color = robot.getPixelColor(x, y);
  78                     if (!Color.BLUE.equals(color)) {
  79                         throw new RuntimeException("JRadioButton is opaque");
  80                     }
  81                 } catch (AWTException e) {
  82                     throw new RuntimeException(e);
  83                 }
  84             }
  85         });
  86 
  87     }
  88 
  89     private static void createAndShowGUI() {
  90         JFrame frame = new JFrame();
  91         frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  92         frame.setBackground(Color.BLUE);
  93         radioButton = new JRadioButton();
  94         radioButton.setOpaque(false);
  95         JPanel panel = new JPanel();
  96         panel.setBackground(Color.BLUE);
  97         panel.add(radioButton);
  98         frame.getContentPane().add(panel);
  99         frame.pack();
 100         frame.setVisible(true);
 101     }
 102 }