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/*
* Copyright (c) 2005, 2024, 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.Color;
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.Frame;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Robot;
import java.awt.Toolkit;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import javax.imageio.ImageIO;
import jtreg.SkippedException;
/*
* @test
* @key headful
* @bug 6251941
* @summary Undecorated frames should be minimizable.
* @library /test/lib
* @build jtreg.SkippedException
* @run main MinimizeUndecoratedTest
*/
public class MinimizeUndecoratedTest {
private static final int SIZE = 300;
private static final CountDownLatch isMinimized = new CountDownLatch(1);
private static Frame frame;
private static Robot robot;
private static volatile Point frameLoc;
public static void main(String[] args) throws Exception {
if (!Toolkit.getDefaultToolkit()
.isFrameStateSupported(Frame.ICONIFIED)) {
throw new SkippedException("Test is not applicable as"
+ " the Window manager does not support MINIMIZATION");
}
try {
robot = new Robot();
EventQueue.invokeAndWait(MinimizeUndecoratedTest::createUI);
robot.waitForIdle();
robot.delay(1000);
EventQueue.invokeAndWait(() -> frameLoc = frame.getLocationOnScreen());
Color beforeColor = robot.getPixelColor(frameLoc.x + SIZE / 2,
frameLoc.y + SIZE / 2);
EventQueue.invokeAndWait(() -> frame.setExtendedState(Frame.ICONIFIED));
robot.waitForIdle();
robot.delay(500);
if (!isMinimized.await(8, TimeUnit.SECONDS)) {
throw new RuntimeException("Window iconified event not received.");
}
EventQueue.invokeAndWait(() -> System.out.println("Frame state: "
+ frame.getExtendedState()));
Color afterColor = robot.getPixelColor(frameLoc.x + SIZE / 2,
frameLoc.y + SIZE / 2);
if (beforeColor.equals(afterColor)) {
saveScreenCapture();
throw new RuntimeException("Color before & after minimization : "
+ beforeColor + " vs " + afterColor + "\n"
+ "Test Failed !! Frame not minimized.");
}
} finally {
EventQueue.invokeAndWait(() -> {
if (frame != null) {
frame.setExtendedState(Frame.NORMAL);
frame.dispose();
}
});
}
}
private static void createUI() {
frame = new Frame("Test Minimization of Frame");
frame.setSize(SIZE, SIZE);
frame.setBackground(Color.GREEN);
frame.setResizable(true);
frame.setUndecorated(true);
frame.addWindowStateListener(new WindowAdapter() {
@Override
public void windowStateChanged(WindowEvent e) {
if (e.getNewState() == Frame.ICONIFIED) {
System.out.println("Window iconified event received.");
isMinimized.countDown();
}
}
});
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
private static void saveScreenCapture() {
Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
BufferedImage image = robot.createScreenCapture(new Rectangle(new Point(),
screenSize));
try {
ImageIO.write(image, "png", new File("MinimizedFrame.png"));
} catch (IOException e) {
e.printStackTrace();
}
}
}
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