jdk-24/test/jdk/java/awt/Focus/NextFocusHelperTest.java
2024-09-16 05:41:58 +00:00

112 lines
3.7 KiB
Java

/*
* Copyright (c) 2001, 2024, 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 4474893
* @summary Component.nextFocusHelper should search for first visible focus cycle root ancst
* @key headful
* @run main NextFocusHelperTest
*/
import java.awt.Button;
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.Frame;
import java.awt.FlowLayout;
import java.awt.KeyboardFocusManager;
import java.awt.Panel;
import java.awt.Point;
import java.awt.Robot;
import java.awt.event.InputEvent;
public class NextFocusHelperTest {
static Panel panel;
static Frame frame;
static Button btn1;
static Button btn3;
static Button hideButton;
public static void main(String[] args) throws Exception {
Robot robot = new Robot();
robot.setAutoDelay(100);
try {
EventQueue.invokeAndWait(() -> createTestUI());
robot.waitForIdle();
robot.delay(1000);
Point loc = btn1.getLocationOnScreen();
Dimension dim = btn1.getSize();
robot.mouseMove(loc.x + dim.width/2, loc.y + dim.height/2);
robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
robot.waitForIdle();
robot.delay(500);
Point loc1 = hideButton.getLocationOnScreen();
Dimension dim1 = hideButton.getSize();
robot.mouseMove(loc1.x + dim1.width/2, loc1.y + dim1.height/2);
robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
robot.waitForIdle();
if (KeyboardFocusManager.getCurrentKeyboardFocusManager().getFocusOwner()
instanceof Button btn) {
if (!btn.getLabel().equals("Button 3")) {
throw new RuntimeException("Wrong button has focus");
}
}
} finally {
EventQueue.invokeAndWait(() -> {
if (frame != null) {
frame.dispose();
}
});
}
}
private static void createTestUI() {
frame = new Frame("NextFocusHelperTest Frame");
frame.setLayout(new FlowLayout());
panel = new Panel();
panel.setFocusCycleRoot(true);
btn1 = new Button("Button In Panel");
panel.add(btn1);
hideButton = new Button("Hide Panel");
hideButton.setFocusable(false);
hideButton.addActionListener(e -> {
panel.setVisible(false);
});
frame.add(new Button("Button 1"));
frame.add(panel);
frame.add(new Button("Button 3"));
frame.add(hideButton);
frame.setSize(200, 200);
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
}