1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
|
/*
* Copyright (c) 2004, 2023, 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 4722671
@summary Accessibility problem in JRE Finder
@key headful
@run main FocusForRemovedComponentTest
*/
import java.awt.AWTException;
import java.awt.BorderLayout;
import java.awt.Button;
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.Frame;
import java.awt.Point;
import java.awt.Robot;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.FocusAdapter;
import java.awt.event.FocusEvent;
import java.awt.event.InputEvent;
import java.lang.reflect.InvocationTargetException;
import java.util.concurrent.atomic.AtomicBoolean;
public class FocusForRemovedComponentTest
implements ActionListener {
static int ACTIVATION_TIMEOUT = 2000;
static long WAIT_TIMEOUT = 3000;
volatile Frame frame;
volatile Button btnFirst;
volatile Button btnSecond;
volatile Button btnThird;
public void start() throws InterruptedException, InvocationTargetException {
try {
EventQueue.invokeAndWait(() -> {
frame = new Frame("FocusForRemovedComponentTest");
btnFirst = new Button("First Button");
btnSecond = new Button("Second Button");
btnThird = new Button("Third Button");
frame.add(btnFirst, BorderLayout.NORTH);
frame.add(btnSecond, BorderLayout.CENTER);
btnFirst.addActionListener(this);
btnFirst.requestFocusInWindow();
frame.pack();
frame.setVisible(true);
});
try {
Robot robot = new Robot();
robot.delay(ACTIVATION_TIMEOUT);
int[] location = new int[2];
EventQueue.invokeAndWait(() -> {
Point button_location = btnFirst.getLocationOnScreen();
Dimension button_size = btnFirst.getSize();
location[0] = button_location.x + button_size.width / 2;
location[1] = button_location.y + button_size.height / 2;
});
robot.mouseMove(location[0], location[1]);
robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
Object monitor = new Object();
final MonitoredFocusListener monitorer = new MonitoredFocusListener(monitor);
AtomicBoolean isFocused = new AtomicBoolean(false);
synchronized (monitor) {
EventQueue.invokeAndWait(() -> {
btnThird.addFocusListener(monitorer);
isFocused.set(btnThird.isFocusOwner());
});
if (!isFocused.get()) {
monitor.wait(WAIT_TIMEOUT);
EventQueue.invokeAndWait(() -> {
isFocused.set(btnThird.isFocusOwner());
});
}
}
if (!isFocused.get()) {
throw new RuntimeException("TEST FAILED. The third button is not focus owner.");
} else {
System.out.println("TEST PASSED.");
}
} catch (AWTException e) {
e.printStackTrace();
throw new RuntimeException("Some AWTException occurred.");
} catch (InterruptedException e) {
e.printStackTrace();
throw new RuntimeException("Test was interrupted.");
}
} finally {
if (frame != null) {
EventQueue.invokeAndWait(frame::dispose);
}
}
}
public void actionPerformed(ActionEvent e) {
if (btnSecond.isVisible()) {
btnFirst.setEnabled(false);
frame.remove(btnSecond);
frame.add(btnThird, BorderLayout.CENTER);
btnThird.requestFocusInWindow();
btnFirst.setEnabled(true);
frame.validate();
frame.repaint();
}
}
public static void main(String[] args) throws InterruptedException,
InvocationTargetException {
FocusForRemovedComponentTest test = new FocusForRemovedComponentTest();
test.start();
}
}
class MonitoredFocusListener extends FocusAdapter {
Object monitor;
public MonitoredFocusListener(Object monitor) {
this.monitor = monitor;
}
public void focusGained(FocusEvent fe) {
synchronized (monitor) {
monitor.notify();
}
}
}
|
