114 lines
4.0 KiB
Java
114 lines
4.0 KiB
Java
/*
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* Copyright (c) 2004, 2023, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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@test
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@bug 5072554
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@summary Tests that vetoing focus doesn't generate extra PropertyChange notification.
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@key headful
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@run main ExtraPropChangeNotifVetoingTest
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*/
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import java.awt.AWTException;
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import java.awt.BorderLayout;
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import java.awt.Button;
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import java.awt.EventQueue;
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import java.awt.FlowLayout;
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import java.awt.Frame;
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import java.awt.KeyboardFocusManager;
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import java.awt.Panel;
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import java.awt.Robot;
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import java.beans.PropertyChangeEvent;
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import java.beans.PropertyVetoException;
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import java.beans.VetoableChangeListener;
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import java.lang.reflect.InvocationTargetException;
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public class ExtraPropChangeNotifVetoingTest extends Panel {
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Button one = new Button("One");
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Button two = new Button("Two");
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Robot robot;
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static Frame frame;
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int i = 0;
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public void init() {
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try {
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robot = new Robot();
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} catch (AWTException e) {
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throw new RuntimeException("Error: unable to create robot", e);
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}
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setLayout(new FlowLayout());
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add(one);
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add(two);
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KeyboardFocusManager.getCurrentKeyboardFocusManager().
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addVetoableChangeListener("permanentFocusOwner",
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new VetoableChangeListener() {
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public void vetoableChange(PropertyChangeEvent e) throws PropertyVetoException {
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System.out.println((i++) + ". Old=" + e.getOldValue() + ", New=" + e.getNewValue());
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if (e.getOldValue() == e.getNewValue()) {
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throw new RuntimeException("Test failed!");
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}
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if (e.getNewValue() == two) {
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System.out.println("VETOING");
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throw new PropertyVetoException("vetoed", e);
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}
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}
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});
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setVisible(true);
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}
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public void start() throws InterruptedException, InvocationTargetException {
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EventQueue.invokeAndWait(one::requestFocusInWindow);
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robot.waitForIdle();
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robot.delay(200);
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EventQueue.invokeAndWait(two::requestFocusInWindow);
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robot.waitForIdle();
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robot.delay(200);
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}
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public static void main(String[] args) throws InterruptedException,
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InvocationTargetException {
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ExtraPropChangeNotifVetoingTest test = new ExtraPropChangeNotifVetoingTest();
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try {
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EventQueue.invokeAndWait(() -> {
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frame = new Frame("ExtraPropChangeNotifVetoingTest");
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frame.setLayout(new BorderLayout());
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frame.add(test, BorderLayout.CENTER);
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test.init();
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frame.setLocationRelativeTo(null);
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frame.pack();
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frame.setVisible(true);
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});
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test.start();
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} finally {
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if (frame != null) {
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EventQueue.invokeAndWait(frame::dispose);
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}
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}
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}
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}
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