jdk-24/test/jdk/java/awt/Choice/ChoiceFocusLostTest.java
2023-04-25 02:45:22 +00:00

117 lines
3.6 KiB
Java

/*
* Copyright (c) 2000, 2023, 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 4338368
@summary Tests that choice doesn't throw spurious mouse events when losing focus
@key headful
*/
import java.awt.Button;
import java.awt.Choice;
import java.awt.EventQueue;
import java.awt.Frame;
import java.awt.Panel;
import java.awt.Robot;
import java.awt.event.FocusAdapter;
import java.awt.event.FocusEvent;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
public class ChoiceFocusLostTest {
public static void main(String[] args) throws Exception {
try {
EventQueue.invokeAndWait(() -> createUI());
Robot robot = new Robot();
robot.waitForIdle();
robot.keyPress(KeyEvent.VK_TAB);
robot.delay(50);
robot.keyRelease(KeyEvent.VK_TAB);
robot.waitForIdle();
robot.delay(1000);
if (!client.isPassed()) {
throw new RuntimeException("Test failed: choice fires spurious events");
} else {
System.out.println("Test passed.");
}
} finally {
if (frame != null) {
EventQueue.invokeAndWait(() -> frame.dispose());
}
}
}
static volatile Frame frame;
static volatile ChoiceBug client;
static void createUI() {
frame = new Frame("ChoiceFocusLostTest");
client = new ChoiceBug();
frame.add(client);
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
}
class ChoiceBug extends Panel {
volatile boolean passed = true;
public ChoiceBug() {
Choice choice = new Choice();
choice.add("item-1");
choice.add("item-2");
Button button = new Button("Button");
add(choice);
add(button);
choice.addMouseListener(new MouseAdapter() {
public void mouseReleased(MouseEvent me) {
passed = false;
}
public void mouseClicked(MouseEvent me) {
passed = false;
}
});
choice.addFocusListener(new FocusAdapter() {
public void focusGained(FocusEvent fe) {
System.out.println("Focus Gained");
System.out.println(fe);
}
public void focusLost(FocusEvent fe) {
System.out.println("Got expected FocusLost event.");
System.out.println(fe);
}
});
setSize(400, 400);
choice.requestFocus();
}
public boolean isPassed() {
return passed;
}
}