russell@unturf.com
0a580b313d
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
117 lines
4 KiB
Java
117 lines
4 KiB
Java
/*
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* Copyright (c) 2001, 2025, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 4382876
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* @summary Tests how PgUp and PgDn keys work with JSlider
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* @key headful
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* @run main bug4382876
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*/
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import java.awt.BorderLayout;
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import java.awt.ComponentOrientation;
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import java.awt.GraphicsConfiguration;
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import java.awt.GraphicsEnvironment;
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import java.awt.Robot;
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import java.awt.event.KeyEvent;
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import java.awt.image.BufferedImage;
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import java.io.File;
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import java.io.IOException;
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import javax.imageio.ImageIO;
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import javax.swing.JFrame;
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import javax.swing.JSlider;
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import javax.swing.SwingUtilities;
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public class bug4382876 {
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private static Robot r;
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private static JFrame f;
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private static JSlider slider;
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private static volatile boolean upFail;
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private static volatile boolean downFail;
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public static void main(String[] args) throws Exception {
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try {
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SwingUtilities.invokeAndWait(() -> {
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f = new JFrame("JSlider PageUp/Down Test");
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f.setSize(300, 200);
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f.setLocationRelativeTo(null);
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f.setVisible(true);
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slider = new JSlider(-1000, -900, -1000);
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slider.setComponentOrientation(ComponentOrientation.LEFT_TO_RIGHT);
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slider.putClientProperty("JSlider.isFilled", Boolean.TRUE);
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f.add(slider, BorderLayout.CENTER);
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});
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r = new Robot();
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r.setAutoDelay(100);
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r.waitForIdle();
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r.delay(1000);
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r.keyPress(KeyEvent.VK_PAGE_UP);
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r.keyRelease(KeyEvent.VK_PAGE_UP);
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SwingUtilities.invokeAndWait(() -> {
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if (slider.getValue() < -1000) {
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System.out.println("PAGE_UP VAL: " + slider.getValue());
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upFail = true;
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}
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});
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if (upFail) {
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writeFailImage();
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throw new RuntimeException("Slider value did NOT change with PAGE_UP");
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}
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r.keyPress(KeyEvent.VK_PAGE_DOWN);
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r.keyRelease(KeyEvent.VK_PAGE_DOWN);
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SwingUtilities.invokeAndWait(() -> {
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if (slider.getValue() > -1000) {
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System.out.println("PAGE_DOWN VAL: " + slider.getValue());
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downFail = true;
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}
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});
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if (downFail) {
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writeFailImage();
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throw new RuntimeException("Slider value did NOT change with PAGE_DOWN");
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}
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} finally {
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SwingUtilities.invokeAndWait(() -> {
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if (f != null) {
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f.dispose();
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}
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});
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}
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}
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private static void writeFailImage() throws IOException {
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GraphicsConfiguration ge = GraphicsEnvironment
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.getLocalGraphicsEnvironment().getDefaultScreenDevice()
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.getDefaultConfiguration();
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BufferedImage failImage = r.createScreenCapture(ge.getBounds());
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ImageIO.write(failImage, "png", new File("failImage.png"));
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}
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}
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