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