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.Color;

    25 import java.awt.Point;

    26 import java.awt.Robot;

    27 import java.util.ArrayList;

    28 import java.util.concurrent.CountDownLatch;

    29 import javax.swing.JFrame;

    30 import javax.swing.JLabel;

    31 import javax.swing.JTabbedPane;

    32 

    33 import static javax.swing.UIManager.*;

    34 import static javax.swing.SwingUtilities.*;

    35 

    36 /*

    37  * @test

    38  * @bug 8007563

    39  * @summary Tests JTabbedPane background

    40  * @author Sergey Malenkov

    41  */

    42 

    43 public class Test8007563 implements Runnable {

    44     private static final ArrayList<String> LIST = new ArrayList<>();

    45     private static final LookAndFeelInfo[] INFO = getInstalledLookAndFeels();

    46     private static final CountDownLatch LATCH = new CountDownLatch(INFO.length);

    47     private static Robot ROBOT;

    48 

    49     public static void main(String[] args) throws Exception {

    50         ROBOT = new Robot();

    51         invokeLater(new Test8007563());

    52         LATCH.await();

    53         if (!LIST.isEmpty()) {

    54             throw new Error(LIST.toString());

    55         }

    56     }

    57 

    58     private static void addOpaqueError(boolean opaque) {

    59         LIST.add(getLookAndFeel().getName() + " opaque=" + opaque);

    60     }

    61 

    62     private static boolean updateLookAndFeel() {

    63         int index = (int) LATCH.getCount() - 1;

    64         if (index >= 0) {

    65             try {

    66                 LookAndFeelInfo info = INFO[index];

    67                 System.err.println("L&F: " + info.getName());

    68                 setLookAndFeel(info.getClassName());

    69                 return true;

    70             } catch (Exception exception) {

    71                 exception.printStackTrace();

    72             }

    73         }

    74         return false;

    75     }

    76 

    77     private JFrame frame;

    78     private JTabbedPane pane;

    79 

    80     public void run() {

    81         if (this.frame == null) {

    82             if (!updateLookAndFeel()) {

    83                 return;

    84             }

    85             this.pane = new JTabbedPane();

    86             this.pane.setOpaque(false);

    87             this.pane.setBackground(Color.RED);

    88             for (int i = 0; i < 3; i++) {

    89                 this.pane.addTab("Tab " + i, new JLabel("Content area " + i));

    90             }

    91             this.frame = new JFrame(getClass().getSimpleName());

    92             this.frame.getContentPane().setBackground(Color.BLUE);

    93             this.frame.add(this.pane);

    94             this.frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);

    95             this.frame.setSize(400, 200);

    96             this.frame.setLocationRelativeTo(null);

    97             this.frame.setVisible(true);

    98         } else {

    99             Point point = new Point(this.pane.getWidth() - 2, 2);

   100             convertPointToScreen(point, this.pane);

   101             Color actual = ROBOT.getPixelColor(point.x, point.y);

   102 

   103             boolean opaque = this.pane.isOpaque();

   104             Color expected = opaque

   105                     ? this.pane.getBackground()

   106                     : this.frame.getContentPane().getBackground();

   107 

   108             if (!expected.equals(actual)){

   109                 addOpaqueError(opaque);

   110             }

   111             if (!opaque) {

   112                 this.pane.setOpaque(true);

   113                 this.pane.repaint();

   114             } else {

   115                 this.frame.dispose();

   116                 this.frame = null;

   117                 this.pane = null;

   118                 LATCH.countDown();

   119             }

   120 

   121         }

   122         invokeLater(this);

   123     }

   124 }