1 /*
2  * Copyright (c) 2009, 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 4390555
28   @summary Synopsis: clearGlobalFocusOwner() is not trigerring permanent FOCUS_LOST event
29   @author son@sparc.spb.su, anton.tarasov: area=awt.focus
30   @library   ../../regtesthelpers
31   @build Util
32   @run main ClearGlobalFocusOwnerTest
33 */
34 
35 import java.awt.*;
36 import java.awt.event.*;
37 import test.java.awt.regtesthelpers.Util;
38 
39 public class ClearGlobalFocusOwnerTest {
40     static volatile boolean isFocusLost = false;
41     static Frame frame = new Frame("Test frame");
42     static Button button = new Button("Test button");
43 
main(String[] args)44     public static void main(String[] args) {
45         button.addFocusListener(new FocusAdapter() {
46                 public void focusLost(FocusEvent fe) {
47                     if (fe.isTemporary()) {
48                         throw new TestFailedException("the FocusLost event is temporary: " + fe);
49                     }
50                     isFocusLost = true;
51                 }
52             });
53 
54         frame.add(button);
55         frame.pack();
56         frame.setVisible(true);
57 
58         Util.waitForIdle(null);
59 
60         if (!button.hasFocus()) {
61             button.requestFocus();
62             Util.waitForIdle(null);
63             if (!button.hasFocus()) {
64                 throw new TestErrorException("couldn't focus " + button);
65             }
66         }
67 
68         KeyboardFocusManager.getCurrentKeyboardFocusManager().clearGlobalFocusOwner();
69 
70         Util.waitForIdle(null);
71 
72         if (!isFocusLost) {
73             throw new TestFailedException("no FocusLost event happened on clearGlobalFocusOwner");
74         }
75 
76         System.out.println("Test passed.");
77     }
78 }
79 
80 /**
81  * Thrown when the behavior being verified is found wrong.
82  */
83 class TestFailedException extends RuntimeException {
TestFailedException(String msg)84     TestFailedException(String msg) {
85         super("Test failed: " + msg);
86     }
87 }
88 
89 /**
90  * Thrown when an error not related to the behavior being verified is encountered.
91  */
92 class TestErrorException extends RuntimeException {
TestErrorException(String msg)93     TestErrorException(String msg) {
94         super("Unexpected error: " + msg);
95     }
96 }
97