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/*
* Copyright (c) 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.
*/
/* @test
* @key headful
* @bug 4850101
* @summary Verifies if Setting mnemonic to VK_F4 underlines the letter S.
* @run main TestMnemonicAction
*/
import java.io.File;
import java.awt.Dimension;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Robot;
import java.awt.event.KeyEvent;
import java.awt.image.BufferedImage;
import javax.imageio.ImageIO;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.SwingUtilities;
public class TestMnemonicAction {
private static JFrame f;
private static JButton b;
public static boolean compareBufferedImages(BufferedImage bufferedImage0,
BufferedImage bufferedImage1) {
int width = bufferedImage0.getWidth();
int height = bufferedImage0.getHeight();
if (width != bufferedImage1.getWidth() || height != bufferedImage1.getHeight()) {
return false;
}
for (int y = 0; y < height; y++) {
for (int x = 0; x < width; x++) {
if (bufferedImage0.getRGB(x, y) != bufferedImage1.getRGB(x, y)) {
return false;
}
}
}
return true;
}
public static void main(String[] args) throws Exception {
SwingUtilities.invokeAndWait(() -> {
f = new JFrame();
b = new JButton("Shutdown");
b.setMnemonic(KeyEvent.VK_F4);
b.setPreferredSize(new Dimension(100, 25));
b.setToolTipText("Shutdown");
f.getContentPane().add(b);
f.setDefaultCloseOperation(f.EXIT_ON_CLOSE);
f.setUndecorated(true);
f.setLocationRelativeTo(null);
f.pack();
f.setVisible(true);
});
Robot robot = new Robot();
robot.waitForIdle();
robot.delay(1000);
Point p = b.getLocationOnScreen();
BufferedImage imgmnemonic = robot.createScreenCapture(
new Rectangle(p.x, p.y, b.getWidth(), b.getHeight()));
robot.delay(1000);
SwingUtilities.invokeAndWait(() -> {
if (f != null) {
f.dispose();
}
});
SwingUtilities.invokeAndWait(() -> {
f = new JFrame();
b = new JButton("Shutdown");
b.setPreferredSize(new Dimension(100, 25));
f.getContentPane().add(b);
f.setDefaultCloseOperation(f.EXIT_ON_CLOSE);
f.setUndecorated(true);
f.setLocationRelativeTo(null);
f.pack();
f.setVisible(true);
});
robot.waitForIdle();
robot.delay(1000);
p = b.getLocationOnScreen();
BufferedImage buttonimage = robot.createScreenCapture(
new Rectangle(p.x, p.y, b.getWidth(), b.getHeight()));
robot.delay(1000);
SwingUtilities.invokeAndWait(() -> {
if (f != null) {
f.dispose();
}
});
if (!compareBufferedImages(imgmnemonic, buttonimage)) {
ImageIO.write(imgmnemonic, "png", new File("imgmnemonic.png"));
ImageIO.write(buttonimage, "png", new File("buttonimage.png"));
throw new RuntimeException("F4 mnemonic underlines S");
}
}
}
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