1 /*
   2  * Copyright (c) 2018, 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 8182043
  27  * @summary Access to Windows Large Icons
  28  * sun.awt.shell.ShellFolder
  29  * @run main SystemIconTest
  30  */
  31 import javax.swing.*;
  32 import javax.swing.filechooser.SystemIcon;
  33 import java.io.File;
  34 import java.awt.image.MultiResolutionImage;
  35 
  36 public class SystemIconTest {
  37     static final SystemIcon sysIcon = new SystemIcon();
  38 
  39     public static void main(String[] args) {
  40         if(System.getProperty("os.name").toLowerCase().contains("windows")) {
  41             System.out.println("Windows detected: will run sytem icons test");
  42             testSystemIcon();
  43         }
  44 
  45         System.out.println("ok");
  46     }
  47 
  48     static void testSystemIcon() {
  49         String windir = System.getenv("windir");
  50         testSystemIcon(new File(windir));
  51         testSystemIcon(new File(windir + "/explorer.exe"));
  52         return;
  53     }
  54 
  55     static void testSystemIcon(File file) {
  56         int[] sizes = new int[] {16, 32, 48, 64, 128};
  57         for (int size : sizes) {
  58             ImageIcon icon = (ImageIcon)sysIcon.getSystemIcon(file, size, size);
  59 
  60             //Enable below to see the icon
  61             //JLabel label = new JLabel(icon);
  62             //JOptionPane.showMessageDialog(null, label);
  63 
  64             if(icon == null) {
  65                 throw new RuntimeException("icon is null!!!");
  66             }
  67             else if (icon.getIconWidth() != size) {
  68                 throw new RuntimeException("Wrong icon size " +
  69                         icon.getIconWidth() + " when requested " + size);
  70             }
  71         }
  72     }
  73 }