1 /* 2 * Copyright (c) 2020, 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 * @test 25 * @bug 8256019 26 * @summary Verifies if JLabel HTML text support translucent text colors 27 * @run main/manual TestTranslucentLabelText 28 */ 29 30 import java.awt.BorderLayout; 31 import java.awt.Color; 32 import java.awt.Dimension; 33 import java.awt.Font; 34 import java.awt.FlowLayout; 35 import java.awt.event.WindowAdapter; 36 import java.awt.event.WindowEvent; 37 import java.util.concurrent.CountDownLatch; 38 import javax.imageio.ImageIO; 39 import javax.swing.JFrame; 40 import javax.swing.JDialog; 41 import javax.swing.JTextArea; 42 import javax.swing.JButton; 43 import javax.swing.JPanel; 44 import javax.swing.JLabel; 45 import javax.swing.SwingUtilities; 46 47 public class TestTranslucentLabelText { 48 private static Color background = new Color(0, 150, 0); 49 private static Color foreground = new Color(255, 255, 255, 120); 50 private static Font font = new Font("Sans Serif", Font.PLAIN, 24); 51 private static JFrame frame; 52 static boolean testResult; 53 static CountDownLatch latch; 54 private static Thread mainThread; 55 private static boolean testPassed; 56 private static boolean testGeneratedInterrupt; 57 doTest(Runnable action)58 private static void doTest(Runnable action) { 59 String description 60 = " A frame with 2 labels will be shown in middle of screen.\n" 61 + " Left side label text should be opaque.\n " 62 + " Right side label text should be translucent.\n" 63 + " If Right side label text is translucent, press PASS else press FAIL"; 64 65 final JDialog dialog = new JDialog(); 66 dialog.setTitle("JLabelTranslucentTest"); 67 JTextArea textArea = new JTextArea(description); 68 textArea.setEditable(false); 69 final JButton testButton = new JButton("Start Test"); 70 final JButton passButton = new JButton("PASS"); 71 passButton.setEnabled(false); 72 passButton.addActionListener((e) -> { 73 dialog.dispose(); 74 frame.dispose(); 75 pass(); 76 }); 77 final JButton failButton = new JButton("FAIL"); 78 failButton.setEnabled(false); 79 failButton.addActionListener((e) -> { 80 dialog.dispose(); 81 frame.dispose(); 82 fail(); 83 }); 84 testButton.addActionListener((e) -> { 85 testButton.setEnabled(false); 86 action.run(); 87 passButton.setEnabled(true); 88 failButton.setEnabled(true); 89 }); 90 JPanel mainPanel = new JPanel(new BorderLayout()); 91 mainPanel.add(textArea, BorderLayout.CENTER); 92 JPanel buttonPanel = new JPanel(new FlowLayout()); 93 buttonPanel.add(testButton); 94 buttonPanel.add(passButton); 95 buttonPanel.add(failButton); 96 mainPanel.add(buttonPanel, BorderLayout.SOUTH); 97 dialog.add(mainPanel); 98 dialog.pack(); 99 dialog.setVisible(true); 100 dialog.addWindowListener(new WindowAdapter() { 101 @Override 102 public void windowClosing(WindowEvent e) { 103 System.out.println("main dialog closing"); 104 testGeneratedInterrupt = false; 105 frame.dispose(); 106 mainThread.interrupt(); 107 } 108 }); 109 } 110 pass()111 public static synchronized void pass() { 112 testPassed = true; 113 testGeneratedInterrupt = true; 114 mainThread.interrupt(); 115 } 116 fail()117 public static synchronized void fail() { 118 testPassed = false; 119 testGeneratedInterrupt = true; 120 mainThread.interrupt(); 121 } 122 123 create(String text)124 private static JLabel create(String text) 125 { 126 JLabel label = new JLabel(text); 127 label.setOpaque(true); 128 label.setBackground(background); 129 label.setForeground(foreground); 130 label.setFont(font); 131 label.setPreferredSize(new Dimension(200, 40)); 132 frame.add(label); 133 134 return label; 135 } 136 runTest()137 private static void runTest() { 138 frame = new JFrame(); 139 frame.setUndecorated(true); 140 frame.setLayout(new FlowLayout()); 141 142 //JLabel l1 = create("Test1"); 143 //JLabel opqLabel = create("<html>Test2</html>"); 144 JLabel opqLabel = create("<html><p style=\"color:rgba(255, 0, 0, 1.00)\">TestLabel</p></html>"); 145 JLabel tranLabel = create("<html><p style=\"color:rgba(255, 0, 0, 0.5)\">TestLabel</p></html>"); 146 147 frame.pack(); 148 149 frame.setLocationRelativeTo(null); 150 frame.setVisible(true); 151 frame.toFront(); 152 } 153 main(String[] args)154 public static void main(String[] args) throws Exception { 155 SwingUtilities.invokeAndWait(() -> { 156 doTest(TestTranslucentLabelText::runTest); 157 }); 158 mainThread = Thread.currentThread(); 159 try { 160 Thread.sleep(180000); 161 } catch (InterruptedException e) { 162 if (!testPassed && testGeneratedInterrupt) { 163 throw new RuntimeException("" + 164 "Label HTML text does not support translucent text colors"); 165 } 166 } 167 if (!testGeneratedInterrupt) { 168 throw new RuntimeException("user has not executed the test"); 169 } 170 171 } 172 173 174 } 175 176