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/*
* Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @key headful
* @bug 4708809
* @summary JScrollBar functionality slightly different from native scrollbar
* @author Andrey Pikalev
* @run main bug4708809
*/
import javax.swing.*;
import java.awt.*;
import java.awt.Point;
import java.awt.event.*;
public class bug4708809 {
private static volatile boolean do_test = false;
private static volatile boolean passed = true;
private static JScrollPane spane;
private static JScrollBar sbar;
public static void main(String[] args) throws Exception {
Robot robot = new Robot();
robot.setAutoDelay(350);
SwingUtilities.invokeAndWait(new Runnable() {
public void run() {
createAndShowGUI();
}
});
robot.waitForIdle();
SwingUtilities.invokeAndWait(new Runnable() {
public void run() {
spane.requestFocus();
sbar.setValue(sbar.getMaximum());
}
});
robot.waitForIdle();
Point point = getClickPoint(0.5, 0.5);
robot.mouseMove(point.x, point.y);
robot.mousePress(InputEvent.BUTTON1_MASK);
robot.waitForIdle();
SwingUtilities.invokeAndWait(new Runnable() {
public void run() {
final int oldValue = sbar.getValue();
sbar.addAdjustmentListener(new AdjustmentListener() {
public void adjustmentValueChanged(AdjustmentEvent e) {
if (e.getValue() >= oldValue) {
passed = false;
}
do_test = true;
}
});
}
});
robot.waitForIdle();
point = getClickPoint(0.5, 0.2);
robot.mouseMove(point.x, point.y);
robot.mouseRelease(InputEvent.BUTTON1_MASK);
robot.waitForIdle();
if (!do_test || !passed) {
throw new Exception("The scrollbar moved with incorrect direction");
}
}
private static Point getClickPoint(final double scaleX, final double scaleY) throws Exception {
final Point[] result = new Point[1];
SwingUtilities.invokeAndWait(new Runnable() {
@Override
public void run() {
Point p = sbar.getLocationOnScreen();
Rectangle rect = sbar.getBounds();
result[0] = new Point((int) (p.x + scaleX * rect.width),
(int) (p.y + scaleY * rect.height));
}
});
return result[0];
}
private static void createAndShowGUI() {
JFrame fr = new JFrame("Test");
JLabel label = new JLabel("picture");
label.setPreferredSize(new Dimension(500, 500));
spane = new JScrollPane(label);
fr.getContentPane().add(spane);
sbar = spane.getVerticalScrollBar();
fr.setSize(200, 200);
fr.setVisible(true);
}
}
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