1 /* 2 * Copyright (c) 2003, 2018, 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 4799136 28 @summary Tests that type-ahead for dialog works and doesn't block program 29 @library ../../regtesthelpers 30 @modules java.desktop/sun.awt 31 @build Util 32 @run main TestDialogTypeAhead 33 */ 34 35 import java.awt.*; 36 import java.awt.event.*; 37 import java.lang.reflect.InvocationTargetException; 38 39 public class TestDialogTypeAhead { 40 //Declare things used in the test, like buttons and labels here 41 static Frame f; 42 static Button b; 43 static Dialog d; 44 static Button ok; 45 static Semaphore pressSema = new Semaphore(); 46 static Semaphore robotSema = new Semaphore(); 47 static volatile boolean gotFocus = false; 48 static Robot robot; 49 50 public static void main(final String[] args) { 51 TestDialogTypeAhead app = new TestDialogTypeAhead(); 52 app.init(); 53 app.start(); 54 } 55 56 public void init() 57 { 58 Toolkit.getDefaultToolkit().addAWTEventListener(new AWTEventListener() { 59 public void eventDispatched(AWTEvent e) { 60 System.err.println(e.toString()); 61 } 62 }, AWTEvent.KEY_EVENT_MASK); 63 64 KeyboardFocusManager.setCurrentKeyboardFocusManager(new TestKFM()); 65 66 f = new Frame("frame"); 67 b = new Button("press"); 68 d = new Dialog(f, "dialog", true); 69 ok = new Button("ok"); 70 d.add(ok); 71 d.pack(); 72 73 ok.addKeyListener(new KeyAdapter() { 74 public void keyPressed(KeyEvent e) { 75 System.err.println("OK pressed"); 76 d.dispose(); 77 f.dispose(); 78 // Typed-ahead key events should only be accepted if 79 // they arrive after FOCUS_GAINED 80 if (gotFocus) { 81 pressSema.raise(); 82 } 83 } 84 }); 85 ok.addFocusListener(new FocusAdapter() { 86 public void focusGained(FocusEvent e) { 87 gotFocus = true; 88 System.err.println("Ok got focus"); 89 } 90 }); 91 f.add(b); 92 f.pack(); 93 b.addActionListener(new ActionListener() { 94 public void actionPerformed(ActionEvent e) { 95 System.err.println("B pressed"); 96 97 EventQueue.invokeLater(new Runnable() { 98 public void run() { 99 waitTillShown(d); 100 TestDialogTypeAhead.this.d.toFront(); 101 TestDialogTypeAhead.this.moveMouseOver(d); 102 } 103 }); 104 105 d.setVisible(true); 106 } 107 }); 108 109 }//End init() 110 111 public void start () 112 { 113 try { 114 robot = new Robot(); 115 } catch (Exception e) { 116 throw new RuntimeException("Can't create robot:" + e); 117 } 118 f.setLocationRelativeTo(null); 119 f.setVisible(true); 120 waitTillShown(b); 121 System.err.println("b is shown"); 122 f.toFront(); 123 moveMouseOver(f); 124 waitForIdle(); 125 makeFocused(b); 126 waitForIdle(); 127 System.err.println("b is focused"); 128 129 robot.keyPress(KeyEvent.VK_SPACE); 130 robot.keyRelease(KeyEvent.VK_SPACE); 131 try { 132 robotSema.doWait(1000); 133 } catch (InterruptedException ie) { 134 throw new RuntimeException("Interrupted!"); 135 } 136 if (!robotSema.getState()) { 137 throw new RuntimeException("robotSema hasn't been triggered"); 138 } 139 140 System.err.println("typing ahead"); 141 robot.keyPress(KeyEvent.VK_SPACE); 142 robot.keyRelease(KeyEvent.VK_SPACE); 143 waitForIdle(); 144 try { 145 pressSema.doWait(3000); 146 } catch (InterruptedException ie) { 147 throw new RuntimeException("Interrupted!"); 148 } 149 if (!pressSema.getState()) { 150 throw new RuntimeException("Type-ahead doesn't work"); 151 } 152 153 }// start() 154 155 private void moveMouseOver(Container c) { 156 Point p = c.getLocationOnScreen(); 157 Dimension d = c.getSize(); 158 robot.mouseMove(p.x + (int)(d.getWidth()/2), p.y + (int)(d.getHeight()/2)); 159 } 160 private void waitForIdle() { 161 try { 162 robot.waitForIdle(); 163 EventQueue.invokeAndWait( new Runnable() { 164 public void run() { 165 // dummy implementation 166 } 167 } ); 168 } catch(InterruptedException ite) { 169 System.err.println("Robot.waitForIdle, non-fatal exception caught:"); 170 ite.printStackTrace(); 171 } catch(InvocationTargetException ine) { 172 System.err.println("Robot.waitForIdle, non-fatal exception caught:"); 173 ine.printStackTrace(); 174 } 175 } 176 177 private void waitTillShown(Component c) { 178 while (true) { 179 try { 180 Thread.sleep(100); 181 c.getLocationOnScreen(); 182 break; 183 } catch (InterruptedException ie) { 184 ie.printStackTrace(); 185 break; 186 } catch (Exception e) { 187 } 188 } 189 } 190 private void makeFocused(Component comp) { 191 if (comp.isFocusOwner()) { 192 return; 193 } 194 final Semaphore sema = new Semaphore(); 195 final FocusAdapter fa = new FocusAdapter() { 196 public void focusGained(FocusEvent fe) { 197 sema.raise(); 198 } 199 }; 200 comp.addFocusListener(fa); 201 comp.requestFocusInWindow(); 202 if (comp.isFocusOwner()) { 203 return; 204 } 205 try { 206 sema.doWait(3000); 207 } catch (InterruptedException ie) { 208 ie.printStackTrace(); 209 } 210 comp.removeFocusListener(fa); 211 if (!comp.isFocusOwner()) { 212 throw new RuntimeException("Can't make " + comp + " focused, current owner is " + KeyboardFocusManager.getCurrentKeyboardFocusManager().getFocusOwner()); 213 } 214 } 215 216 static class Semaphore { 217 boolean state = false; 218 int waiting = 0; 219 public Semaphore() { 220 } 221 public synchronized void doWait() throws InterruptedException { 222 if (state) { 223 return; 224 } 225 waiting++; 226 wait(); 227 waiting--; 228 } 229 public synchronized void doWait(int timeout) throws InterruptedException { 230 if (state) { 231 return; 232 } 233 waiting++; 234 wait(timeout); 235 waiting--; 236 } 237 public synchronized void raise() { 238 state = true; 239 if (waiting > 0) { 240 notifyAll(); 241 } 242 } 243 public synchronized boolean getState() { 244 return state; 245 } 246 } 247 248 class TestKFM extends DefaultKeyboardFocusManager { 249 protected synchronized void enqueueKeyEvents(long after, 250 Component untilFocused) 251 { 252 super.enqueueKeyEvents(after, untilFocused); 253 254 if (untilFocused == TestDialogTypeAhead.this.ok) { 255 TestDialogTypeAhead.this.robotSema.raise(); 256 } 257 } 258 } 259 }// class TestDialogTypeAhead 260