107 lines
3.9 KiB
Java
107 lines
3.9 KiB
Java
/*
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* Copyright (c) 2007, 2016, 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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@key headful
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@bug 6598089
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@summary Tests restoring focus on a single disabled coponent
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@library ../../regtesthelpers
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@build Util
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@run main RestoreFocusOnDisabledComponentTest
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*/
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import java.awt.*;
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import java.awt.event.*;
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import test.java.awt.regtesthelpers.Util;
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/*
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* The bug is not reproducible on Windows.
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*/
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public class RestoreFocusOnDisabledComponentTest {
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Frame frame = new Frame("Frame") {public String toString() {return "FRAME";}};
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Button b0 = new Button("button0") {public String toString() {return "B-0";}};
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Button b1 = new Button("button1") {public String toString() {return "B-1";}};
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volatile int nFocused;
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Robot robot;
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public static void main(String[] args) {
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RestoreFocusOnDisabledComponentTest app = new RestoreFocusOnDisabledComponentTest();
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app.init();
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app.start();
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}
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public void init() {
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robot = Util.createRobot();
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}
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public void start() {
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frame.add(b0);
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frame.add(b1);
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frame.setLayout(new FlowLayout());
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frame.pack();
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frame.setLocationRelativeTo(null);
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frame.setVisible(true);
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Util.waitForIdle(robot);
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KeyboardFocusManager.setCurrentKeyboardFocusManager(new DefaultKeyboardFocusManager() {
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public boolean dispatchEvent(AWTEvent e) {
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if (e.getID() == FocusEvent.FOCUS_GAINED) {
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// Trying to emulate timings. b1 should be disabled just by the time it gets
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// FOCUS_GAINED event. The latter is a result of disabling b0 that initiates
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// focus auto transfer.
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if (e.getSource() == b1) {
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b1.setEnabled(false);
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} else if (e.getSource() == b0) {
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if (++nFocused > 10) {
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nFocused = -1;
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throw new TestFailedException("Focus went into busy loop!");
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}
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}
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}
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return super.dispatchEvent(e);
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}
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});
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// Initiating focus auto transfer.
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// Focus will be requested to b1. When FOCUS_GAINED is being dispatched to b1, it will
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// be disabled. This will trigger focus restoring. Focus will be requested to b0 (the
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// last opposite component). When FOCUS_GAINED is being dispatched to b0, it will
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// also be disabled. However, the last opposite component (and the most recent focus owner)
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// will still be b0. When DKFM initiates focus restoring it should detect restoring
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// on the same component and break.
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b0.setEnabled(false);
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Util.waitForIdle(robot);
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if (nFocused != -1) {
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System.out.println("Test passed.");
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}
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}
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}
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class TestFailedException extends RuntimeException {
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TestFailedException(String msg) {
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super("Test failed: " + msg);
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}
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}
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