6837004: java.awt.GraphicsDevice.setFullScreenWindow throws NPE for windows with background color not set
Reviewed-by: yan, dcherepanov
1.1 --- a/src/share/classes/java/awt/GraphicsDevice.java Tue May 05 14:45:56 2009 +0400
1.2 +++ b/src/share/classes/java/awt/GraphicsDevice.java Wed May 06 12:39:23 2009 +0400
1.3 @@ -282,7 +282,7 @@
1.4 w.setOpacity(1.0f);
1.5 }
1.6 Color bgColor = w.getBackground();
1.7 - if (bgColor.getAlpha() < 255) {
1.8 + if ((bgColor != null) && (bgColor.getAlpha() < 255)) {
1.9 bgColor = new Color(bgColor.getRed(), bgColor.getGreen(),
1.10 bgColor.getBlue(), 255);
1.11 w.setBackground(bgColor);
2.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
2.2 +++ b/test/java/awt/FullScreen/TranslucentWindow/TranslucentWindow.java Wed May 06 12:39:23 2009 +0400
2.3 @@ -0,0 +1,83 @@
2.4 +/*
2.5 + * Copyright 2009 Sun Microsystems, Inc. All Rights Reserved.
2.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
2.7 + *
2.8 + * This code is free software; you can redistribute it and/or modify it
2.9 + * under the terms of the GNU General Public License version 2 only, as
2.10 + * published by the Free Software Foundation.
2.11 + *
2.12 + * This code is distributed in the hope that it will be useful, but WITHOUT
2.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
2.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
2.15 + * version 2 for more details (a copy is included in the LICENSE file that
2.16 + * accompanied this code).
2.17 + *
2.18 + * You should have received a copy of the GNU General Public License version
2.19 + * 2 along with this work; if not, write to the Free Software Foundation,
2.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
2.21 + *
2.22 + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
2.23 + * CA 95054 USA or visit www.sun.com if you need additional information or
2.24 + * have any questions.
2.25 + */
2.26 +
2.27 +/*
2.28 + * @test
2.29 + * @bug 6837004
2.30 + * @summary Checks that non-opaque window can be made a fullscreen window
2.31 + * @author Artem Ananiev
2.32 + * @run main TranslucentWindow
2.33 + */
2.34 +
2.35 +import java.awt.*;
2.36 +import java.awt.geom.*;
2.37 +
2.38 +import static java.awt.GraphicsDevice.WindowTranslucency.*;
2.39 +
2.40 +import sun.awt.SunToolkit;
2.41 +
2.42 +public class TranslucentWindow {
2.43 + public static void main(String args[]) {
2.44 + GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
2.45 + GraphicsDevice gd = ge.getDefaultScreenDevice();
2.46 +
2.47 + Frame f = new Frame("Test frame");
2.48 + f.setBounds(100, 100, 320, 240);
2.49 +
2.50 + // First, check it can be made fullscreen window without any effects applied
2.51 + gd.setFullScreenWindow(f);
2.52 + ((SunToolkit)Toolkit.getDefaultToolkit()).realSync();
2.53 +
2.54 + gd.setFullScreenWindow(null);
2.55 + ((SunToolkit)Toolkit.getDefaultToolkit()).realSync();
2.56 +
2.57 + // Second, check if it applying any effects doesn't prevent the window
2.58 + // from going into the fullscreen mode
2.59 + if (gd.isWindowTranslucencySupported(PERPIXEL_TRANSPARENT)) {
2.60 + f.setShape(new Ellipse2D.Float(0, 0, f.getWidth(), f.getHeight()));
2.61 + }
2.62 + if (gd.isWindowTranslucencySupported(TRANSLUCENT)) {
2.63 + f.setOpacity(0.5f);
2.64 + }
2.65 + if (gd.isWindowTranslucencySupported(PERPIXEL_TRANSLUCENT)) {
2.66 + f.setBackground(new Color(0, 0, 0, 128));
2.67 + }
2.68 + gd.setFullScreenWindow(f);
2.69 + ((SunToolkit)Toolkit.getDefaultToolkit()).realSync();
2.70 +
2.71 + // Third, make sure all the effects are unset when entering the fullscreen mode
2.72 + if (f.getShape() != null) {
2.73 + throw new RuntimeException("Test FAILED: fullscreen window shape is not null");
2.74 + }
2.75 + if (Math.abs(f.getOpacity() - 1.0f) > 1e-4) {
2.76 + throw new RuntimeException("Test FAILED: fullscreen window opacity is not 1.0f");
2.77 + }
2.78 + Color bgColor = f.getBackground();
2.79 + if ((bgColor != null) && (bgColor.getAlpha() != 255)) {
2.80 + throw new RuntimeException("Test FAILED: fullscreen window background color is not opaque");
2.81 + }
2.82 +
2.83 + f.dispose();
2.84 + System.out.println("Test PASSED");
2.85 + }
2.86 +}