jdk-24/test/jdk/java/awt/Frame/MaximizeUndecoratedTest.java
2024-08-19 07:17:37 +00:00

130 lines
4.6 KiB
Java

/*
* 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.GraphicsEnvironment;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Robot;
import java.awt.Toolkit;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.util.stream.Stream;
import javax.imageio.ImageIO;
import jtreg.SkippedException;
/*
* @test
* @key headful
* @bug 4862945
* @summary Undecorated frames miss certain mwm functions in the mwm hints.
* @library /test/lib
* @build jtreg.SkippedException
* @run main MaximizeUndecoratedTest
*/
public class MaximizeUndecoratedTest {
private static final int SIZE = 300;
private static final int OFFSET = 5;
private static Frame frame;
private static Robot robot;
private static volatile Dimension screenSize;
private static volatile Rectangle maxBounds;
public static void main(String[] args) throws Exception {
if (!Toolkit.getDefaultToolkit()
.isFrameStateSupported(Frame.MAXIMIZED_BOTH)) {
throw new SkippedException("Test is not applicable as"
+ " the Window manager does not support MAXIMIZATION");
}
try {
robot = new Robot();
EventQueue.invokeAndWait(MaximizeUndecoratedTest::createUI);
robot.waitForIdle();
robot.delay(1000);
EventQueue.invokeAndWait(() -> {
screenSize = Toolkit.getDefaultToolkit().getScreenSize();
maxBounds = GraphicsEnvironment.getLocalGraphicsEnvironment()
.getMaximumWindowBounds();
System.out.println("Maximum Window Bounds: " + maxBounds);
frame.setExtendedState(Frame.MAXIMIZED_BOTH);
});
robot.waitForIdle();
robot.delay(500);
// Colors sampled at top-left, top-right, bottom-right & bottom-left
// corners of maximized frame.
Point[] points = new Point[] {
new Point(maxBounds.x + OFFSET, maxBounds.y + OFFSET),
new Point(maxBounds.width - OFFSET, maxBounds.y + OFFSET),
new Point(maxBounds.width - OFFSET, maxBounds.height - OFFSET),
new Point(maxBounds.x + OFFSET, maxBounds.height - OFFSET)
};
if (!Stream.of(points)
.map(p -> robot.getPixelColor(p.x, p.y))
.allMatch(c -> c.equals(Color.GREEN))) {
saveScreenCapture();
throw new RuntimeException("Test Failed !! Frame not maximized.");
}
} finally {
EventQueue.invokeAndWait(() -> {
if (frame != null) {
frame.setExtendedState(Frame.NORMAL);
frame.dispose();
}
});
}
}
private static void createUI() {
frame = new Frame("Test Maximization of Frame");
frame.setSize(SIZE, SIZE);
frame.setBackground(Color.GREEN);
frame.setResizable(true);
frame.setUndecorated(true);
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
private static void saveScreenCapture() {
BufferedImage image = robot.createScreenCapture(new Rectangle(new Point(),
screenSize));
try {
ImageIO.write(image, "png", new File("MaximizedFrame.png"));
} catch (IOException e) {
e.printStackTrace();
}
}
}