1 /*
   2  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 8151385
  27  * @summary JOptionPane icons are cropped on Windows 10 with HiDPI display
  28  * @author Hendrik Schreiber
  29  * @requires os.family == "windows"
  30  * @run main BadHiDPIIcon
  31  */
  32 
  33 import java.awt.image.BufferedImage;
  34 import sun.awt.shell.ShellFolder;
  35 
  36 public class BadHiDPIIcon {
  37 
  38     public static void main(String[] args) {
  39         // the error icon is round and in all four corner transparent
  40         // we check that all corners are identical
  41         final BufferedImage image = (BufferedImage)ShellFolder.get("optionPaneIcon Error");
  42         final int upperLeft = image.getRGB(0, 0);
  43         final int upperRight = image.getRGB(image.getWidth()-1, 0);
  44         final int lowerLeft = image.getRGB(0, image.getHeight()-1);
  45         final int lowerRight = image.getRGB(image.getWidth()-1, image.getHeight()-1);
  46         if (upperLeft != upperRight || upperLeft != lowerLeft || upperLeft != lowerRight) {
  47             throw new RuntimeException("optionPaneIcon Error is not a round icon with transparent background.");
  48         }
  49     }
  50 }