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/*
* Copyright (c) 2002, 2022, 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.
*/
import java.awt.BorderLayout;
import java.awt.Point;
import java.awt.Robot;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.InputEvent;
import java.lang.reflect.InvocationTargetException;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicReference;
import java.util.stream.Collectors;
import javax.swing.AbstractButton;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JSplitPane;
import javax.swing.JToggleButton;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
import javax.swing.UIManager.LookAndFeelInfo;
import javax.swing.UnsupportedLookAndFeelException;
import static javax.swing.UIManager.getInstalledLookAndFeels;
/*
* @test
* @key headful
* @bug 4615365
* @summary This test confirms that the JSplitPane's current and last
* divider positions are correct when realized.
* @run main JSplitPaneDividerLocationTest
*/
public class JSplitPaneDividerLocationTest {
private static JFrame frame;
private static JPanel panel;
private static JButton leftButton;
private static JToggleButton triggerButton;
private static volatile int currentLoc;
private static volatile int lastLoc;
private static volatile int lastLocExpected;
private static Robot robot;
public static void main(String[] s) throws Exception {
robot = new Robot();
robot.setAutoWaitForIdle(true);
robot.setAutoDelay(200);
List<String> lafs = Arrays.stream(getInstalledLookAndFeels())
.map(LookAndFeelInfo::getClassName)
.collect(Collectors.toList());
for (final String laf : lafs) {
try {
AtomicBoolean lafSetSuccess = new AtomicBoolean(false);
SwingUtilities.invokeAndWait(() -> {
lafSetSuccess.set(setLookAndFeel(laf));
if (lafSetSuccess.get()) {
createUI();
}
});
if (!lafSetSuccess.get()) {
continue;
}
robot.waitForIdle();
pressButton(triggerButton);
// Verifies that JSplitPane current and last divider
// positions are correct and not as per JDK-4615365.
if ((currentLoc == -1) || (lastLoc == 0)) {
throw new RuntimeException(
"Test failed for " + laf + " :- last divider loc:" +
"actual = " + lastLoc + ",expected = -1, current " +
"divider loc:actual=" + currentLoc + ",expected>0");
}
lastLocExpected = currentLoc;
// Slide the split pane divider slightly to the right side.
final Point leftButtonLoc = getButtonLoc(leftButton);
robot.mouseMove(leftButtonLoc.x + leftButton.getWidth() + 5,
leftButtonLoc.y + 35);
robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
robot.mouseMove(leftButtonLoc.x + leftButton.getWidth() + 8,
leftButtonLoc.y + 35);
robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
pressButton(triggerButton);
// Verifies that JSplitPane current and last divider positions
// reflects the correct positions after a right slide.
if ((lastLoc == lastLocExpected) && (currentLoc > lastLoc)) {
System.out.println("Test Passed.");
} else {
throw new RuntimeException(
"Test failed for " + laf + ", because after a " +
"right " + "slide" + ", last divider " +
"location: " + "actual = " + lastLoc +
", expected = " + lastLocExpected +
", current divider " + "location: actual = " +
currentLoc + ", expected > " + lastLoc);
}
} finally {
SwingUtilities.invokeAndWait(
JSplitPaneDividerLocationTest::disposeFrame);
}
}
}
private static void pressButton(JToggleButton button) throws Exception {
final Point buttonLoc = getButtonLoc(button);
robot.mouseMove(buttonLoc.x + 8, buttonLoc.y + 8);
robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
}
private static Point getButtonLoc(AbstractButton button)
throws InterruptedException, InvocationTargetException {
final AtomicReference<Point> loc = new AtomicReference<>();
SwingUtilities.invokeAndWait(() -> {
loc.set(button.getLocationOnScreen());
});
final Point buttonLoc = loc.get();
return buttonLoc;
}
private static void createUI() {
frame = new JFrame();
panel = new JPanel();
panel.setLayout(new BorderLayout());
leftButton = new JButton("Left Button");
JButton rightButton = new JButton("Right Button");
final JSplitPane splitPane =
new JSplitPane(JSplitPane.HORIZONTAL_SPLIT, true, leftButton,
rightButton);
panel.add(splitPane, BorderLayout.CENTER);
splitPane.setDividerSize(10);
triggerButton = new JToggleButton("Trigger");
triggerButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
currentLoc = splitPane.getDividerLocation();
lastLoc = splitPane.getLastDividerLocation();
System.out.println(
"currentLoc = " + currentLoc + ", lastLoc = " +
lastLoc);
}
});
panel.add(triggerButton, BorderLayout.SOUTH);
frame.setContentPane(panel);
frame.setSize(300, 300);
frame.setLocationRelativeTo(null);
frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
frame.setVisible(true);
}
private static boolean setLookAndFeel(String lafName) {
try {
UIManager.setLookAndFeel(lafName);
} catch (UnsupportedLookAndFeelException ignored) {
System.out.println("Ignoring Unsupported L&F: " + lafName);
return false;
} catch (ClassNotFoundException | InstantiationException
| IllegalAccessException e) {
throw new RuntimeException(e);
}
return true;
}
private static void disposeFrame() {
if (frame != null) {
frame.dispose();
frame = null;
}
}
}
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