1 /*
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   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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   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
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  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
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  23 
  24 /* @test
  25    @bug 8041725
  26    @summary JList selection colors are not UIResource instances in Nimbus L&F
  27    @author Anton Litvinov
  28 */
  29 
  30 import java.awt.*;
  31 import javax.swing.*;
  32 import javax.swing.plaf.*;
  33 import javax.swing.plaf.nimbus.*;
  34 
  35 public class bug8041725 {
  36     public static void main(String[] args) throws Exception {
  37         UIManager.setLookAndFeel(new NimbusLookAndFeel());
  38         SwingUtilities.invokeAndWait(new Runnable() {
  39             @Override
  40             public void run() {
  41                 JFrame frame = new JFrame("bug8041725");
  42                 frame.setSize(200, 200);
  43                 JList list = new JList(new String[]{"Item1", "Item2", "Item3"});
  44                 frame.getContentPane().add(list);
  45                 frame.pack();
  46                 frame.setVisible(true);
  47 
  48                 System.err.println("Test #1: No items are selected, list is enabled.");
  49                 testSelectionColors(list);
  50 
  51                 System.err.println("Test #2: No items are selected, list is disabled.");
  52                 list.setEnabled(false);
  53                 testSelectionColors(list);
  54 
  55                 System.err.println("Test #3: One item is selected, list is disabled.");
  56                 list.setSelectedIndex(0);
  57                 testSelectionColors(list);
  58 
  59                 System.err.println("Test #4: One item is selected, list is enabled.");
  60                 list.setEnabled(true);
  61                 testSelectionColors(list);
  62 
  63                 frame.dispose();
  64             }
  65         });
  66     }
  67 
  68     private static void testSelectionColors(JList list) {
  69         Color selBackColor = list.getSelectionBackground();
  70         if (!(selBackColor instanceof UIResource)) {
  71             throw new RuntimeException(String.format(
  72                 "JList.getSelectionBackground() returned instance of '%s' instead of UIResource.",
  73                 selBackColor.getClass()));
  74         }
  75         Color selForeColor = list.getSelectionForeground();
  76         if (!(selForeColor instanceof UIResource)) {
  77             throw new RuntimeException(String.format(
  78                 "JList.getSelectionForeground() returned instance of '%s' instead of UIResource.",
  79                 selForeColor.getClass()));
  80         }
  81     }
  82 }