1 /*
   2  * Copyright (c) 2007, 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  * @key headful
  27  * @bug 4783068
  28  * @summary Disabled components should render grayed-out HTML
  29  * @author Peter Zhelezniakov
  30  * @run main Test4783068
  31 */
  32 
  33 import java.awt.*;
  34 import java.awt.image.BufferedImage;
  35 import javax.swing.*;
  36 import javax.swing.plaf.metal.MetalLookAndFeel;
  37 
  38 public class Test4783068 {
  39     final static Color TEST_COLOR = Color.WHITE;
  40 
  41     final static String html = "<html>" +
  42                   "This is a <font color='red'>colored</font> <b>text</b>" +
  43                   "<p>with a <a href='http://ru.sun.com'>link</a>" +
  44                   "<ul><li>an unordered<li>list</ul>" +
  45                   "<ol><li>and an ordered<li>list</ol>" +
  46                   "</html>";
  47 
  48 
  49     void test() {
  50         try {
  51             UIManager.setLookAndFeel(new MetalLookAndFeel());
  52         } catch (UnsupportedLookAndFeelException e) {
  53             throw new Error("Cannot set Metal LAF");
  54         }
  55         // Render text using background color
  56         UIManager.put("textInactiveText", TEST_COLOR);
  57 
  58         test(new JLabel(html));
  59         test(new JButton(html));
  60 
  61         JEditorPane pane = new JEditorPane("text/html", html);
  62         pane.setDisabledTextColor(TEST_COLOR);
  63         test(pane);
  64     }
  65 
  66     void test(JComponent c) {
  67         c.setEnabled(false);
  68         c.setOpaque(true);
  69         c.setBackground(TEST_COLOR);
  70         c.setBorder(null);
  71         Dimension size = c.getPreferredSize();
  72         c.setBounds(0, 0, size.width, size.height);
  73 
  74         BufferedImage image = new BufferedImage(size.width, size.height, BufferedImage.TYPE_INT_ARGB);
  75         c.paint(image.getGraphics());
  76 
  77         int rgb = TEST_COLOR.getRGB();
  78         for (int i = 0; i < size.height; i++) {
  79             for (int j = 0; j < size.width; j++) {
  80                 if (image.getRGB(j, i) != rgb) {
  81                     throw new RuntimeException(
  82                             String.format("Color mismatch at [%d, %d]", j, i));
  83                 }
  84             }
  85         }
  86     }
  87 
  88     public static void main(String[] args) throws Exception {
  89         SwingUtilities.invokeAndWait(new Runnable() {
  90             @Override public void run() {
  91                 new Test4783068().test();
  92             }
  93         });
  94     }
  95 }