1 /* 2 * Copyright (c) 2008, 2012, 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 6366126 27 * @summary List throws ArrayIndexOutOfBoundsException when pressing ENTER after removing all the items, Win32 28 * @author Dmitry Cherepanov area=awt.list 29 * @run main EmptyListEventTest 30 */ 31 import java.awt.*; 32 import java.awt.event.*; 33 import javax.swing.JFrame; 34 import javax.swing.JPanel; 35 import javax.swing.SwingUtilities; 36 37 public class EmptyListEventTest { 38 39 private static List list; 40 41 public static void main(String[] args) throws Exception { 42 43 Robot robot = new Robot(); 44 robot.setAutoDelay(50); 45 46 SwingUtilities.invokeAndWait(new Runnable() { 47 48 @Override 49 public void run() { 50 createAndShowGUI(); 51 } 52 }); 53 54 robot.waitForIdle(); 55 56 // press mouse -> ItemEvent 57 Point point = getClickPoint(); 58 robot.mouseMove(point.x, point.y); 59 robot.mousePress(InputEvent.BUTTON1_MASK); 60 robot.mouseRelease(InputEvent.BUTTON1_MASK); 61 62 robot.waitForIdle(); 63 64 SwingUtilities.invokeAndWait(new Runnable() { 65 66 @Override 67 public void run() { 68 list.requestFocusInWindow(); 69 } 70 }); 71 72 robot.waitForIdle(); 73 74 if (KeyboardFocusManager.getCurrentKeyboardFocusManager().getFocusOwner() != list) { 75 throw new RuntimeException("Test failed - list isn't focus owner."); 76 } 77 78 // press key ENTER -> ActionEvent 79 robot.keyPress(KeyEvent.VK_ENTER); 80 robot.keyRelease(KeyEvent.VK_ENTER); 81 robot.waitForIdle(); 82 83 // press key SPACE -> ItemEvent 84 robot.keyPress(KeyEvent.VK_SPACE); 85 robot.keyRelease(KeyEvent.VK_SPACE); 86 robot.waitForIdle(); 87 88 // mouse double click -> ActionEvent 89 robot.setAutoDelay(10); 90 robot.mousePress(InputEvent.BUTTON1_MASK); 91 robot.mouseRelease(InputEvent.BUTTON1_MASK); 92 robot.mousePress(InputEvent.BUTTON1_MASK); 93 robot.mouseRelease(InputEvent.BUTTON1_MASK); 94 robot.waitForIdle(); 95 } 96 97 private static Point getClickPoint() throws Exception { 98 final Point[] result = new Point[1]; 99 100 SwingUtilities.invokeAndWait(new Runnable() { 101 102 @Override 103 public void run() { 104 Point point = list.getLocationOnScreen(); 105 point.translate(list.getWidth() / 2, list.getHeight() / 2); 106 result[0] = point; 107 108 } 109 }); 110 111 return result[0]; 112 113 114 } 115 116 private static void createAndShowGUI() { 117 JFrame frame = new JFrame(); 118 frame.setSize(200, 200); 119 frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); 120 121 JPanel panel = new JPanel(new BorderLayout()); 122 123 frame.getToolkit().addAWTEventListener(new AWTEventListener() { 124 125 public void eventDispatched(AWTEvent e) { 126 System.out.println(e); 127 } 128 }, AWTEvent.FOCUS_EVENT_MASK | AWTEvent.WINDOW_FOCUS_EVENT_MASK); 129 130 131 MyListener listener = new MyListener(); 132 133 list = new List(4, true); 134 list.addActionListener(listener); 135 list.addItemListener(listener); 136 137 panel.add(list); 138 139 frame.getContentPane().add(panel); 140 frame.setVisible(true); 141 142 } 143 144 static class MyListener implements ActionListener, ItemListener { 145 146 public void actionPerformed(ActionEvent ae) { 147 System.err.println(ae); 148 throw new RuntimeException("Test failed - list is empty so event is redundant"); 149 } 150 151 public void itemStateChanged(ItemEvent ie) { 152 System.err.println(ie); 153 throw new RuntimeException("Test failed - list is empty so event is redundant"); 154 } 155 } 156 }