| /* |
| * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| /* |
| * @test |
| * @key headful |
| * @bug 4799136 |
| * @summary Tests that type-ahead for dialog works and doesn't block program |
| * @author Dmitry.Cherepanov@SUN.COM area=awt.focus |
| * @run main FreezeTest |
| */ |
| |
| import java.awt.*; |
| import java.lang.reflect.InvocationTargetException; |
| import java.awt.event.*; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| |
| /* |
| * Tests that type-ahead doesn't block program. |
| */ |
| |
| public class FreezeTest |
| { |
| static Frame f; |
| static Button b; |
| static Dialog d; |
| static TextField tf; |
| static CountDownLatch robotLatch = new CountDownLatch(1); |
| static Robot robot; |
| static int click_count = 100; |
| static int deliver_count = 0; |
| |
| public static void main(String args[]) throws Exception { |
| FreezeTest test = new FreezeTest(); |
| test.init(); |
| test.start(); |
| } |
| public void init() |
| { |
| Toolkit.getDefaultToolkit().addAWTEventListener(new AWTEventListener() { |
| public void eventDispatched(AWTEvent e) { |
| if (e instanceof KeyEvent){ |
| deliver_count++; |
| System.err.println("key_event# "+deliver_count); |
| } |
| |
| if (e instanceof InputEvent){ |
| System.err.println(e.toString()+","+((InputEvent)e).getWhen()); |
| }else{ |
| System.err.println(e.toString()); |
| } |
| } |
| }, AWTEvent.KEY_EVENT_MASK | AWTEvent.FOCUS_EVENT_MASK); |
| |
| |
| f = new Frame("frame"); |
| b = new Button("press"); |
| d = new Dialog(f, "dialog", true); |
| tf = new TextField(""); |
| d.add(tf); |
| d.pack(); |
| |
| f.add(b); |
| f.pack(); |
| b.addActionListener(new ActionListener() { |
| public void actionPerformed(ActionEvent e) { |
| System.err.println(e.toString()+","+e.getWhen()); |
| System.err.println("B pressed"); |
| robotLatch.countDown(); |
| |
| EventQueue.invokeLater(new Runnable() { |
| public void run() { |
| waitTillShown(d); |
| FreezeTest.this.d.toFront(); |
| FreezeTest.this.moveMouseOver(d); |
| } |
| }); |
| d.setVisible(true); |
| } |
| }); |
| |
| }//End init() |
| |
| public void start () throws Exception |
| { |
| robot = new Robot(); |
| |
| f.setVisible(true); |
| waitTillShown(b); |
| System.err.println("b is shown"); |
| f.toFront(); |
| moveMouseOver(f); |
| robot.waitForIdle(); |
| makeFocused(b); |
| robot.waitForIdle(); |
| System.err.println("b is focused"); |
| |
| robot.keyPress(KeyEvent.VK_SPACE); |
| robot.keyRelease(KeyEvent.VK_SPACE); |
| boolean ok = robotLatch.await(1, TimeUnit.SECONDS); |
| if(!ok) { |
| throw new RuntimeException("Was B button pressed?"); |
| } |
| |
| for (int i = 0; i < click_count; i++){ |
| System.err.println("click# "+(i+1)); |
| robot.keyPress(KeyEvent.VK_SPACE); |
| robot.delay(10); |
| robot.keyRelease(KeyEvent.VK_SPACE); |
| robot.delay(50); |
| } |
| |
| robot.waitForIdle(); |
| |
| int deliver_count = this.deliver_count; |
| int expected_count = (click_count + 1) * 3; |
| |
| if (deliver_count != expected_count){ |
| System.err.println("deliver_count = "+deliver_count+" (!="+expected_count+")"); |
| throw new RuntimeException("incorrect behaviour"); |
| } |
| }// start() |
| |
| private void moveMouseOver(Container c) { |
| Point p = c.getLocationOnScreen(); |
| Dimension d = c.getSize(); |
| robot.mouseMove(p.x + (int)(d.getWidth()/2), p.y + (int)(d.getHeight()/2)); |
| } |
| |
| private void waitTillShown(Component c) { |
| while (true) { |
| try { |
| Thread.sleep(100); |
| c.getLocationOnScreen(); |
| break; |
| } catch (InterruptedException ie) { |
| ie.printStackTrace(); |
| break; |
| } catch (Exception e) { |
| } |
| } |
| } |
| private void makeFocused(Component comp) { |
| if (comp.isFocusOwner()) { |
| return; |
| } |
| final Semaphore sema = new Semaphore(); |
| final FocusAdapter fa = new FocusAdapter() { |
| public void focusGained(FocusEvent fe) { |
| sema.raise(); |
| } |
| }; |
| comp.addFocusListener(fa); |
| comp.requestFocusInWindow(); |
| if (comp.isFocusOwner()) { |
| return; |
| } |
| try { |
| sema.doWait(3000); |
| } catch (InterruptedException ie) { |
| ie.printStackTrace(); |
| } |
| comp.removeFocusListener(fa); |
| if (!comp.isFocusOwner()) { |
| throw new RuntimeException("Can't make " + comp + " focused, current owner is " + KeyboardFocusManager.getCurrentKeyboardFocusManager().getFocusOwner()); |
| } |
| } |
| |
| static class Semaphore { |
| boolean state = false; |
| int waiting = 0; |
| public Semaphore() { |
| } |
| public synchronized void doWait() throws InterruptedException { |
| if (state) { |
| return; |
| } |
| waiting++; |
| wait(); |
| waiting--; |
| } |
| public synchronized void doWait(int timeout) throws InterruptedException { |
| if (state) { |
| return; |
| } |
| waiting++; |
| wait(timeout); |
| waiting--; |
| } |
| public synchronized void raise() { |
| state = true; |
| if (waiting > 0) { |
| notifyAll(); |
| } |
| } |
| public synchronized boolean getState() { |
| return state; |
| } |
| } |
| } |