ScrollOut.java revision 14851:980da45565c8 
1/*
2 * Copyright (c) 2011, 2016, 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 7036733
28  @summary Regression : NullPointerException when scrolling horizontally on AWT List
29  @author Andrei Dmitriev area=awt-list
30  @library ../../regtesthelpers
31  @build Util
32  @run main ScrollOut
33*/
34
35import java.awt.*;
36import java.awt.event.*;
37import test.java.awt.regtesthelpers.Util;
38
39public class ScrollOut
40{
41    public static final void main(String args[])
42    {
43        final Frame frame = new Frame();
44        final List list = new List();
45        Robot robot = null;
46
47        for (int i = 0; i < 5; i++){
48            list.add("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz");
49        }
50
51        frame.add(list);
52
53        frame.pack();
54        frame.setLocationRelativeTo(null);
55        frame.setVisible(true);
56
57
58        try{
59            robot = new Robot();
60        }catch(AWTException e){
61            throw new RuntimeException(e);
62        }
63        robot.waitForIdle();
64
65        //Drag from center to the outside on left
66        Point from = new Point(list.getLocationOnScreen().x + list.getWidth()/2,
67                               list.getLocationOnScreen().y + list.getHeight()/2);
68        Point to = new Point(list.getLocationOnScreen().x - 30,
69                             from.y);
70
71        robot.waitForIdle();
72        Util.drag(robot, from, to, InputEvent.BUTTON1_MASK);
73
74        robot.waitForIdle();
75
76        //Drag from center to the outside on up
77        to = new Point(from.x,
78                       list.getLocationOnScreen().y - 50);
79
80        robot.waitForIdle();
81        Util.drag(robot, from, to, InputEvent.BUTTON1_MASK);
82
83    }//End  init()
84}
85