jdk-24/test/jdk/javax/swing/Box/TestBoxFiller.java
2020-09-16 09:47:13 +00:00

86 lines
3.1 KiB
Java

/*
* Copyright (c) 2020, 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 8253016
@key headful
@summary Verifies Box.Filler components should be unfocusable by default
@run main TestBoxFiller
*/
import java.awt.ContainerOrderFocusTraversalPolicy;
import java.awt.KeyboardFocusManager;
import java.beans.PropertyChangeEvent;
import javax.swing.Box;
import javax.swing.JFrame;
import javax.swing.JTextField;
import javax.swing.SwingUtilities;
import java.awt.Robot;
import java.awt.event.KeyEvent;
public class TestBoxFiller
{
private static JFrame frame;
private static void showFocusOwner(PropertyChangeEvent e)
{
Object c = e.getNewValue();
if (c instanceof Box.Filler) {
throw new RuntimeException("Box.Filler having focus");
}
}
public static void main(String[] args) throws Exception
{
try {
Robot robot = new Robot();
robot.setAutoDelay(100);
SwingUtilities.invokeAndWait(() -> {
frame = new JFrame();
KeyboardFocusManager m = KeyboardFocusManager.getCurrentKeyboardFocusManager();
m.addPropertyChangeListener("focusOwner", TestBoxFiller::showFocusOwner);
Box box = Box.createHorizontalBox();
JTextField tf1 = new JTextField("Test");
tf1.setColumns(40);
JTextField tf2 = new JTextField("Test");
tf2.setColumns(40);
box.add(tf1);
box.add(Box.createHorizontalStrut(20));
box.add(tf2);
frame.setContentPane(box);
frame.setFocusTraversalPolicy(new ContainerOrderFocusTraversalPolicy());
frame.pack();
frame.setVisible(true);
frame.setLocationRelativeTo(null);
tf1.requestFocusInWindow();
});
robot.waitForIdle();
robot.keyPress(KeyEvent.VK_TAB);
robot.keyRelease(KeyEvent.VK_TAB);
} finally {
if (frame != null) {
SwingUtilities.invokeAndWait(frame::dispose);
}
}
}
}