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
|
/*
* Copyright (c) 2009, 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
* @key headful
* @bug 6872503
* @summary Checks that JLayer correctly works with its AWTEventListener
* @author Alexander Potochkin
*/
import javax.swing.*;
import java.awt.*;
import java.awt.event.AWTEventListener;
import java.awt.event.AWTEventListenerProxy;
public class bug6872503 {
static JLayer<Component> l1;
static JLayer<Component> l2;
private static void createGui() {
Toolkit toolkit = Toolkit.getDefaultToolkit();
int length = toolkit.getAWTEventListeners().length;
l1 = new JLayer<Component>();
l1.setLayerEventMask(AWTEvent.MOUSE_EVENT_MASK | AWTEvent.FOCUS_EVENT_MASK);
l2 = new JLayer<Component>();
l2.setLayerEventMask(AWTEvent.MOUSE_EVENT_MASK | AWTEvent.KEY_EVENT_MASK);
if (isLayerEventControllerAdded()) {
throw new RuntimeException("Unexpected AWTEventListener was added");
}
JFrame frame = new JFrame();
frame.setLayout(new FlowLayout());
frame.add(l1);
frame.add(l2);
if (isLayerEventControllerAdded()) {
throw new RuntimeException("Unexpected AWTEventListener was added");
}
frame.pack();
if (!isLayerEventControllerAdded()) {
throw new RuntimeException("AWTEventListener was not added");
}
if (!layerEventControllerMaskEquals(l1.getLayerEventMask() | l2.getLayerEventMask())) {
throw new RuntimeException("Wrong mask for AWTEventListener");
}
frame.dispose();
if (isLayerEventControllerAdded()) {
throw new RuntimeException("Unexpected AWTEventListener was added");
}
}
static boolean isLayerEventControllerAdded() {
Toolkit toolkit = Toolkit.getDefaultToolkit();
AWTEventListener layerEventController = null;
for (AWTEventListener listener : toolkit.getAWTEventListeners()) {
if (listener instanceof AWTEventListenerProxy) {
listener = ((AWTEventListenerProxy)listener).getListener();
}
if ("LayerEventController".equals(listener.getClass().getSimpleName())) {
if (layerEventController != null) {
throw new RuntimeException("Duplicated LayerEventController");
}
layerEventController = listener;
}
}
boolean ret = layerEventController != null;
if (ret) {
System.out.println("LayerEventController found");
} else {
System.out.println("No LayerEventController");
}
return ret;
}
static boolean layerEventControllerMaskEquals(long mask) {
Toolkit toolkit = Toolkit.getDefaultToolkit();
AWTEventListener layerEventController = null;
for (AWTEventListener listener : toolkit.getAWTEventListeners(mask)) {
if (listener instanceof AWTEventListenerProxy) {
listener = ((AWTEventListenerProxy)listener).getListener();
}
if ("LayerEventController".equals(listener.getClass().getSimpleName())) {
if (layerEventController != null) {
throw new RuntimeException("Duplicated LayerEventController");
}
layerEventController = listener;
}
}
boolean ret = layerEventController != null;
if (ret) {
System.out.println("LayerEventController with the correct mask found");
} else {
System.out.println("No LayerEventController with the correct mask");
}
return ret;
}
public static void main(String[] args) throws Exception {
SwingUtilities.invokeAndWait(new Runnable() {
public void run() {
bug6872503.createGui();
}
});
}
}
|
