| /* |
| * Copyright (c) 2016, 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 8062946 8159906 |
| @summary Verify Transparency upon iconify/deiconify sequence |
| @run main TransparencyTest |
| */ |
| import java.awt.GraphicsEnvironment; |
| import java.awt.GraphicsDevice; |
| import java.awt.Color; |
| import java.awt.Point; |
| import java.awt.Robot; |
| import javax.swing.JDialog; |
| import javax.swing.JFrame; |
| import javax.swing.SwingUtilities; |
| |
| public class TransparencyTest { |
| |
| private static JFrame frame; |
| private static JDialog dialog; |
| private static JDialog backgroundDialog; |
| private static final int WIDTH = 250; |
| private static final int HEIGHT = 250; |
| private static final float OPACITY = 0.60f; |
| private static volatile Point dlgPos; |
| |
| public static void createAndShowGUI() { |
| frame = new JFrame("JFrame"); |
| frame.setSize(WIDTH, HEIGHT); |
| frame.setLocation(100, 300); |
| |
| dialog = new JDialog(frame, false); |
| dialog.setSize(250, 250); |
| dialog.setUndecorated(true); |
| dialog.setLocation(400, 300); |
| dlgPos = dialog.getLocation(); |
| backgroundDialog = new JDialog(frame, false); |
| backgroundDialog.setSize(250, 250); |
| backgroundDialog.getContentPane().setBackground(Color.red); |
| backgroundDialog.setLocation(dlgPos.x, dlgPos.y); |
| |
| frame.setVisible(true); |
| backgroundDialog.setVisible(true); |
| dialog.setVisible(true); |
| } |
| |
| public static void main(String[] args) throws Exception { |
| |
| GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment(); |
| GraphicsDevice gd = ge.getDefaultScreenDevice(); |
| GraphicsDevice.WindowTranslucency mode = GraphicsDevice.WindowTranslucency.TRANSLUCENT; |
| boolean translucencyCheck = gd.isWindowTranslucencySupported(mode); |
| if(!translucencyCheck) { |
| return; |
| } |
| |
| Robot robot = new Robot(); |
| // create a GUI |
| SwingUtilities.invokeAndWait(new Runnable() { |
| |
| @Override |
| public void run() { |
| createAndShowGUI(); |
| } |
| }); |
| robot.waitForIdle(); |
| Color opaque = robot.getPixelColor(dlgPos.x + 100, dlgPos.y + 100); |
| |
| // set Dialog Opacity |
| SwingUtilities.invokeAndWait(new Runnable() { |
| |
| @Override |
| public void run() { |
| dialog.setOpacity(OPACITY); |
| } |
| }); |
| robot.waitForIdle(); |
| |
| // iconify frame |
| SwingUtilities.invokeAndWait(new Runnable() { |
| |
| @Override |
| public void run() { |
| frame.setExtendedState(JFrame.ICONIFIED); |
| } |
| }); |
| robot.waitForIdle(); |
| |
| // deiconify frame |
| SwingUtilities.invokeAndWait(new Runnable() { |
| |
| @Override |
| public void run() { |
| frame.setExtendedState(JFrame.NORMAL); |
| } |
| }); |
| robot.waitForIdle(); |
| |
| Color transparent = robot.getPixelColor(dlgPos.x + 100, dlgPos.y + 100); |
| if (transparent.equals(opaque)) { |
| frame.dispose(); |
| throw new RuntimeException("JDialog transparency lost " |
| + "upon iconify/deiconify sequence"); |
| } |
| frame.dispose(); |
| } |
| } |