1 /*
2  * Copyright (c) 2015, 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
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17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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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  * @test
26  * @key headful
27  * @bug 8013566
28  * @summary Failure of GroupLayout in combination of addPreferredGap and addGroup's
29  * last row
30  * @author Semyon Sadetsky
31  */
32 
33 import javax.swing.*;
34 
35 public class bug8013566 {
36 
main(String[] args)37     public static void main(String[] args) throws Exception {
38         SwingUtilities.invokeAndWait(new Runnable() {
39             public void run() {
40                 final JFrame frame = new JFrame();
41                 try {
42                     frame.setUndecorated(true);
43                     frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
44                     test(frame);
45 
46 
47                 } finally {
48                     frame.dispose();
49                 }
50             }
51         });
52 
53         System.out.println("ok");
54     }
55 
test(JFrame frame)56     static void test(JFrame frame) {
57         JComponent c1 = new JButton("Label1");
58         JComponent c2 = new JButton("Label22");
59         JComponent c3 = new JButton("Label333");
60 
61         JPanel panel = new JPanel();
62         GroupLayout layout = new GroupLayout(panel);
63         layout.setAutoCreateContainerGaps(true);
64         layout.setAutoCreateGaps(true);
65         panel.setLayout(layout);
66 
67         layout.setHorizontalGroup(layout.createSequentialGroup().addGroup(
68                 layout.createParallelGroup().addGroup(
69                         layout.createSequentialGroup().addComponent(c1)
70                                 .addPreferredGap(
71                                         LayoutStyle.ComponentPlacement.RELATED,
72                                         50, 200))
73                         .addComponent(c2)).addComponent(c3));
74 
75         layout.setVerticalGroup(layout.createSequentialGroup()
76                         .addComponent(c1).addComponent(c2).addComponent(c3)
77         );
78 
79         frame.setContentPane(panel);
80         frame.pack();
81         frame.setVisible(true);
82 
83         if (c3.getX() != c1.getX() + c1.getWidth() + 50) {
84             throw new RuntimeException(
85                     "Gap between 1st and 3rd component is wrong");
86         }
87 
88     }
89 }
90