1/*
2 * Copyright (c) 2010, 2011, 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/*
25 * @test
26 * @key headful
27 * @bug 6542335
28 * @summary different behavior on knob of scroll bar between 1.4.2 and 5.0
29 * @author  Alexander Potochkin
30 * @run main bug6542335
31 */
32
33import javax.swing.*;
34import javax.swing.plaf.basic.BasicScrollBarUI;
35import java.awt.*;
36import java.awt.event.InputEvent;
37
38public class bug6542335 {
39    private static JScrollBar sb;
40    private static MyScrollBarUI ui;
41
42    public static void main(String[] args) throws Exception {
43        final Robot robot = new Robot();
44        robot.setAutoDelay(10);
45
46        final Rectangle[] thumbBounds = new Rectangle[1];
47
48        SwingUtilities.invokeAndWait(new Runnable() {
49            public void run() {
50                final JFrame frame = new JFrame("bug6542335");
51                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
52
53                sb = new JScrollBar(0, 0, 1, 0, 1);
54
55                ui = new MyScrollBarUI();
56                sb.setUI(ui);
57
58                sb.setPreferredSize(new Dimension(200, 17));
59                DefaultBoundedRangeModel rangeModel = new DefaultBoundedRangeModel();
60                rangeModel.setMaximum(100);
61                rangeModel.setMinimum(0);
62                rangeModel.setExtent(50);
63                rangeModel.setValue(50);
64
65                sb.setModel(rangeModel);
66                frame.add(sb, BorderLayout.NORTH);
67
68                frame.setSize(200, 100);
69                frame.setVisible(true);
70            }
71        });
72
73        robot.waitForIdle();
74
75        SwingUtilities.invokeAndWait(new Runnable() {
76            public void run() {
77                thumbBounds[0] = new Rectangle(ui.getThumbBounds());
78
79                Point l = sb.getLocationOnScreen();
80
81                robot.mouseMove(l.x + (int) (0.75 * sb.getWidth()), l.y + sb.getHeight() / 2);
82                robot.mousePress(InputEvent.BUTTON1_MASK);
83                robot.mouseRelease(InputEvent.BUTTON1_MASK);
84            }
85        });
86
87        robot.waitForIdle();
88
89        SwingUtilities.invokeAndWait(new Runnable() {
90            public void run() {
91                Rectangle newThumbBounds = ui.getThumbBounds();
92
93                if (!thumbBounds[0].equals(newThumbBounds)) {
94                    throw new RuntimeException("Test failed.\nOld bounds: " + thumbBounds[0] +
95                    "\nNew bounds: " + newThumbBounds);
96                }
97            }
98        });
99    }
100
101    static class MyScrollBarUI extends BasicScrollBarUI {
102        public Rectangle getThumbBounds() {
103            return super.getThumbBounds();
104        }
105    }
106}
107