1 /*
   2  * Copyright (c) 2015, 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 8073453
  26  * @summary Focus doesn't move when pressing Shift + Tab keys
  27  * @author Dmitry Markov
  28  * @compile SwingFocusTransitionTest.java
  29  * @run main/othervm SwingFocusTransitionTest
  30  */
  31 import sun.awt.SunToolkit;
  32 
  33 import javax.swing.*;
  34 import java.awt.*;
  35 import java.awt.event.KeyEvent;
  36 
  37 public class SwingFocusTransitionTest {
  38     private static SunToolkit toolkit;
  39     private static Robot robot;
  40 
  41     private static JFrame frame;
  42     private static JTextField textField;
  43     private static JButton button;
  44 
  45     public static void main(String[] args) throws Exception {
  46         toolkit = (SunToolkit)Toolkit.getDefaultToolkit();
  47         robot = new Robot();
  48         robot.setAutoDelay(50);
  49 
  50         try {
  51             SwingUtilities.invokeAndWait(new Runnable() {
  52                 @Override
  53                 public void run() {
  54                     createAndShowGUI();
  55                 }
  56             });
  57 
  58             toolkit.realSync();
  59 
  60             checkFocusOwner(textField);
  61 
  62             robot.keyPress(KeyEvent.VK_TAB);
  63             robot.keyRelease(KeyEvent.VK_TAB);
  64             toolkit.realSync();
  65 
  66             checkFocusOwner(button);
  67 
  68             robot.keyPress(KeyEvent.VK_SHIFT);
  69             robot.keyPress(KeyEvent.VK_TAB);
  70             robot.keyRelease(KeyEvent.VK_TAB);
  71             robot.keyRelease(KeyEvent.VK_SHIFT);
  72             toolkit.realSync();
  73 
  74             checkFocusOwner(textField);
  75 
  76             robot.keyPress(KeyEvent.VK_SHIFT);
  77             robot.keyPress(KeyEvent.VK_TAB);
  78             robot.keyRelease(KeyEvent.VK_TAB);
  79             robot.keyRelease(KeyEvent.VK_SHIFT);
  80             toolkit.realSync();
  81 
  82             checkFocusOwner(button);
  83         } finally {
  84             SwingUtilities.invokeLater(new Runnable() {
  85                 @Override
  86                 public void run() {
  87                     if (frame != null) {
  88                         frame.dispose();
  89                     }
  90                 }
  91             });
  92         }
  93         System.out.println("Test Passed!");
  94     }
  95 
  96     private static void createAndShowGUI() {
  97         frame = new JFrame("SwingFocusTransitionTest");
  98         frame.setSize(300, 300);
  99         frame.setFocusTraversalPolicyProvider(true);
 100         frame.setFocusTraversalPolicy(new LayoutFocusTraversalPolicy());
 101 
 102         textField = new JTextField();
 103         button = new JButton();
 104 
 105         JPanel panel = new JPanel();
 106         panel.setFocusTraversalPolicyProvider(true);
 107         panel.setFocusTraversalPolicy(new DefaultFocusTraversalPolicy());
 108 
 109         JPanel p = new JPanel();
 110         p.setLayout(new GridLayout(3, 1));
 111         p.add(textField);
 112         p.add(button);
 113         p.add(panel);
 114 
 115         frame.add(p);
 116         frame.setVisible(true);
 117     }
 118 
 119     private static void checkFocusOwner(final Component component) throws Exception {
 120         SwingUtilities.invokeAndWait(new Runnable() {
 121             @Override
 122             public void run() {
 123                 if (component != frame.getFocusOwner()) {
 124                     throw new RuntimeException("Test Failed! Incorrect focus owner: " + frame.getFocusOwner() +
 125                             ", but expected: " + component);
 126                 }
 127             }
 128         });
 129     }
 130 }
 131