bug4816114.java revision 11018:66682f651425 
1/*
2 * Copyright (c) 2013, 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/* @test
24   @bug 4816114
25   @summary REGRESSION: Regression in divider location behavior when JSplitPane is resized
26   @author Andrey Pikalev
27   @run main bug4816114
28*/
29
30import javax.swing.*;
31import java.awt.*;
32import java.lang.reflect.*;
33
34
35public class bug4816114 {
36
37    JFrame fr;
38    JSplitPane splitPane;
39
40    boolean[] resized = new boolean[] { false, false, false,
41                                        false, false, false };
42    static int step = 0;
43    boolean h_passed = false;
44    boolean v_passed = false;
45
46    static bug4816114 test = new bug4816114();
47
48    public static void main(String[] args) throws InterruptedException, InvocationTargetException, AWTException {
49        SwingUtilities.invokeAndWait(new Runnable() {
50            public void run() {
51                test.createAndShowGUI();
52            }
53        });
54        Robot robot = new Robot();
55        robot.waitForIdle();
56        Thread.sleep(1000);
57        Thread.sleep(2000);
58
59        step++;
60        test.doTest(150, 300);
61
62        step++;
63        test.doTest(650, 300);
64
65        SwingUtilities.invokeAndWait(new Runnable() {
66            public void run() {
67                test.splitPane.setOrientation(JSplitPane.VERTICAL_SPLIT);
68            }
69        });
70
71        step++;
72        test.doTest(300, 650);
73
74        step++;
75        test.doTest(300, 150);
76
77        step++;
78        test.doTest(300, 650);
79
80        if ( !test.isPassed() ) {
81            throw new Error("The divider location is wrong.");
82        }
83    }
84    public void createAndShowGUI() {
85        fr = new JFrame("Test");
86
87        splitPane = new TestSplitPane();
88        splitPane.setOrientation(JSplitPane.HORIZONTAL_SPLIT);
89        splitPane.setResizeWeight(0);
90        splitPane.setBorder(BorderFactory.createEmptyBorder(1, 1, 1, 1));
91
92        JButton leftButton = new JButton("LEFT");
93        leftButton.setPreferredSize(new Dimension(300, 300));
94        leftButton.setMinimumSize(new Dimension(150, 150));
95        splitPane.setLeftComponent(leftButton);
96
97        JButton rightButton = new JButton("RIGHT");
98        rightButton.setPreferredSize(new Dimension(300, 300));
99        rightButton.setMinimumSize(new Dimension(150, 150));
100        splitPane.setRightComponent(rightButton);
101
102        fr.getContentPane().add(splitPane, BorderLayout.CENTER);
103
104        fr.pack();
105        fr.setVisible(true);
106    }
107
108    void doTest(final int width, final int height)  throws InterruptedException, InvocationTargetException {
109        SwingUtilities.invokeAndWait(new Runnable() {
110            public void run() {
111                splitPane.setPreferredSize(new Dimension(width, height));
112                fr.pack();
113            }
114        });
115
116        synchronized (bug4816114.this) {
117            while (!resized[step]) {
118                bug4816114.this.wait();
119            }
120        }
121    }
122
123   synchronized void setPassed(int orientation, boolean passed) {
124       if (orientation == JSplitPane.HORIZONTAL_SPLIT) {
125           this.h_passed = passed;
126       }
127       else {
128           this.v_passed = passed;
129       }
130   }
131
132    synchronized boolean isPassed() {
133        return h_passed && v_passed;
134    }
135
136
137    class TestSplitPane extends JSplitPane {
138        public void setDividerLocation(int location) {
139            super.setDividerLocation(location);
140
141            if ( splitPane.getDividerLocation() == 151 ) {
142                setPassed(getOrientation(), true);
143            }
144
145            synchronized (bug4816114.this) {
146                resized[step] = true;
147                bug4816114.this.notifyAll();
148            }
149        }
150    }
151}
152