RequestFocusByCauseTest.java revision 17565:b762aafa34e3 
1/*
2 * Copyright (c) 2016, 2017, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/**
25 * @test
26 * @key headful
27 * @bug 8154434
28 * @summary Open the request focus methods of the java.awt.Component which accept
29 *          FocusEvent.Cause
30 * @run main RequestFocusByCauseTest
31 */
32
33import java.awt.*;
34import java.awt.event.FocusEvent;
35import java.awt.event.FocusListener;
36
37public class RequestFocusByCauseTest {
38    static boolean success;
39
40    public static void main(String[] args) throws Exception {
41        testRequestFocusCause();
42        testRequestFocusTemporaryCause();
43        testRequestFocusInWindowCause();
44        System.out.println("ok");
45    }
46
47    private static void testRequestFocusCause() throws AWTException {
48        Frame frame = new Frame();
49        Component c = new Button();
50        frame.add(new Button());
51        frame.add(c);
52        c.addFocusListener(new FocusListener() {
53            @Override
54            public void focusGained(FocusEvent e) {
55                success = e.getCause() == FocusEvent.Cause.UNEXPECTED;
56            }
57
58            @Override
59            public void focusLost(FocusEvent e) {}
60        });
61        Robot robot = new Robot();
62
63        try {
64            frame.setVisible(true);
65            robot.waitForIdle();
66            robot.delay(200);
67            success = false;
68
69            c.requestFocus(FocusEvent.Cause.UNEXPECTED);
70            robot.waitForIdle();
71            robot.delay(200);
72            if(!success) {
73                throw new RuntimeException("request failed");
74            }
75        } finally {
76            frame.dispose();
77        }
78    }
79
80    private static void testRequestFocusTemporaryCause() throws AWTException {
81        Frame frame = new Frame();
82        frame.add(new Button() {
83            @Override
84            protected boolean requestFocus(boolean temporary,
85                                                       FocusEvent.Cause cause) {
86                success = cause == FocusEvent.Cause.ROLLBACK;
87                return super.requestFocus(temporary, cause);
88            }
89        });
90        Component c = new Button() {
91            @Override
92            public void requestFocus() {
93                super.requestFocus();
94                setFocusable(false);
95            }
96        };
97        frame.add(c);
98        Robot robot = new Robot();
99
100        try {
101            frame.setVisible(true);
102            robot.waitForIdle();
103            robot.delay(200);
104
105            success = false;
106            c.requestFocus();
107            robot.waitForIdle();
108            robot.delay(200);
109
110
111            if(!success) {
112                throw new RuntimeException("rollback request is not triggered");
113            }
114        } finally {
115            frame.dispose();
116        }
117    }
118
119    private static void testRequestFocusInWindowCause() throws AWTException {
120        Frame frame = new Frame();
121        Component c = new Button();
122        frame.add(new Button());
123        frame.add(c);
124        c.addFocusListener(new FocusListener() {
125            @Override
126            public void focusGained(FocusEvent e) {
127                success = e.getCause() == FocusEvent.Cause.UNEXPECTED;
128            }
129
130            @Override
131            public void focusLost(FocusEvent e) {
132            }
133        });
134        Robot robot = new Robot();
135
136        try {
137            frame.setVisible(true);
138            robot.waitForIdle();
139            robot.delay(200);
140            success = false;
141
142            c.requestFocusInWindow(FocusEvent.Cause.UNEXPECTED);
143            robot.waitForIdle();
144            robot.delay(200);
145            if (!success) {
146                throw new RuntimeException("request in window failed");
147            }
148        } finally {
149            frame.dispose();
150        }
151    }
152}
153
154