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/*
* Copyright (c) 2017, 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
* @bug 8155197
* @summary Tests whether the value of mostRecentFocusOwner for a window is correct, if
* another window is displayed during focus transition
* @key headful
* @library ../../regtesthelpers
* @build Util
* @run main FocusTransitionTest
*/
import java.awt.Button;
import java.awt.Component;
import java.awt.Dialog;
import java.awt.FlowLayout;
import java.awt.Frame;
import java.awt.Robot;
import java.awt.TextField;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import test.java.awt.regtesthelpers.Util;
public class FocusTransitionTest {
private static Frame frame;
private static TextField textField1;
private static Button button;
public static void main(String[] args) throws InterruptedException {
try {
Robot robot = Util.createRobot();
createAndShowGUI();
Util.waitForIdle(robot);
for (int i = 0; i < 100; i++) {
Util.clickOnComp(button, robot);
synchronized (frame) {
frame.wait();
}
Util.waitForIdle(robot);
Component focusOwner = frame.getMostRecentFocusOwner();
if (focusOwner != textField1) {
throw new RuntimeException("Test FAILED: incorrect focus owner!");
}
}
} finally {
if (frame != null) {
frame.dispose();
}
}
}
private static void createAndShowGUI() {
frame = new Frame("Test Frame");
textField1 = new TextField(5);
button = new Button("Go");
button.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
textField1.requestFocusInWindow();
startUpdate();
}
});
frame.setLayout(new FlowLayout());
frame.setSize(400, 200);
frame.add(textField1);
frame.add(new TextField(5));
frame.add(new TextField(5));
frame.add(button);
frame.setVisible(true);
}
private static void startUpdate() {
UpdateThread updateThread = new UpdateThread(frame, 10);
updateThread.start();
}
}
class UpdateThread extends Thread {
private final Frame frame;
private final int delay;
UpdateThread(Frame frame, int delay) {
this.frame = frame;
this.delay = delay;
}
@Override
public void run() {
Dialog dialog = new Dialog(frame);
dialog.setSize(300, 100);
dialog.setVisible(true);
try {
sleep(delay);
} catch (InterruptedException ie) {
ie.printStackTrace();
}
dialog.setVisible(false);
dialog.dispose();
synchronized (frame) {
frame.notify();
}
}
}
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