140 lines
4.8 KiB
Java
140 lines
4.8 KiB
Java
/*
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* Copyright (c) 2023, 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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import java.awt.Color;
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import java.awt.Point;
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import java.awt.Dimension;
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import java.awt.Graphics;
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import java.awt.GraphicsDevice;
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import java.awt.GraphicsEnvironment;
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import java.awt.event.MouseAdapter;
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import java.awt.event.MouseEvent;
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import java.awt.event.MouseMotionListener;
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import java.lang.reflect.InvocationTargetException;
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import javax.swing.JFrame;
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import javax.swing.JPanel;
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import javax.swing.SwingUtilities;
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/*
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* @test
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* @bug 8006421
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* @key headful
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* @library /java/awt/regtesthelpers
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* @build PassFailJFrame
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* @summary Test to check if Transparency of a frame when dragged is maintained
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* across multiple screens.
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* @run main/manual MultiscreenTransparencyTest
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*/
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public class MultiscreenTransparencyTest {
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static Point dragStart = new Point();
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static JFrame frame;
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static JPanel panel;
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static PassFailJFrame passFailJFrame;
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public static void main(String[] args) throws Exception {
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GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
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GraphicsDevice[] gds = ge.getScreenDevices();
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if (gds.length < 2) {
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System.out.println("Returning without testing." +
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"Min 2 Display screens are required for the test!");
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return;
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}
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SwingUtilities.invokeAndWait(() -> {
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try {
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initialize();
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} catch (InterruptedException e) {
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throw new RuntimeException(e);
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} catch (InvocationTargetException e) {
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throw new RuntimeException(e);
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}
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});
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passFailJFrame.awaitAndCheck();
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}
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private static void initialize() throws InterruptedException,
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InvocationTargetException {
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final String INSTRUCTIONS = """
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Instructions to Test:
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1. This test requires multi screen display setup.
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2. Drag the red transparent frame with mouse to second monitor.
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3. If the set transparency is retained then test PASS
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else test is FAIL.
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""";
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panel = new Custom();
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panel.setOpaque(false);
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panel.setBackground(null);
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frame = new JFrame();
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passFailJFrame = new PassFailJFrame("Test Instructions", INSTRUCTIONS, 5L, 8, 40);
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PassFailJFrame.addTestWindow(frame);
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PassFailJFrame.positionTestWindow(frame, PassFailJFrame.Position.HORIZONTAL);
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frame.setUndecorated(true);
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frame.setBackground(new Color(0, 0, 0, 0));
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frame.setTitle("Transparency Test");
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frame.getContentPane().add(panel);
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frame.setSize(320, 240);
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frame.setResizable(false);
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frame.setMinimumSize(new Dimension(1, 1));
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frame.setLocationRelativeTo(null);
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frame.setVisible(true);
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frame.addMouseListener(new MouseAdapter() {
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@Override
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public void mousePressed(MouseEvent e) {
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dragStart = e.getPoint();
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}
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@Override
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public void mouseReleased(MouseEvent e) {
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System.err.println(frame.getGraphicsConfiguration());
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}
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});
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frame.addMouseMotionListener(new MouseMotionListener() {
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@Override
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public void mouseDragged(MouseEvent e) {
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frame.setLocation(
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e.getXOnScreen() - dragStart.x,
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e.getYOnScreen() - dragStart.y
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);
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}
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@Override
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public void mouseMoved(MouseEvent e) {
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}
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});
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}
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private static class Custom extends JPanel {
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@Override
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protected void paintComponent(Graphics g) {
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super.paintComponent(g);
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g.setColor(new Color(255, 0, 0, 127));
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g.fillOval(0, 0, getWidth(), getHeight());
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}
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}
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}
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