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
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
|
//
// WeakEventManager.cs
//
// Author:
// Chris Toshok (toshok@ximian.com)
//
// (C) 2007 Novell, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System.Collections;
using System.Windows.Threading;
namespace System.Windows {
public abstract class WeakEventManager : DispatcherObject
{
Hashtable sourceData;
protected WeakEventManager ()
{
sourceData = new Hashtable ();
}
protected IDisposable ReadLock {
get { throw new NotImplementedException (); }
}
protected IDisposable WriteLock {
get { throw new NotImplementedException (); }
}
protected object this [object source] {
get { return sourceData[source]; }
set { sourceData[source] = value; }
}
protected void DeliverEvent (object sender, EventArgs args)
{
DeliverEventToList (sender, args, (ListenerList)this[sender]);
}
protected void DeliverEventToList (object sender, EventArgs args, ListenerList list)
{
for (int i = 0; i < list.Count; i ++) {
IWeakEventListener listener = list[i];
listener.ReceiveWeakEvent (GetType(), sender, args);
}
}
protected void ProtectedAddListener (object source, IWeakEventListener listener)
{
ListenerList list = sourceData[source] as ListenerList;
if (list != null)
list.Add (listener);
}
protected void ProtectedRemoveListener (object source, IWeakEventListener listener)
{
ListenerList list = sourceData[source] as ListenerList;
if (list != null)
list.Remove (listener);
}
protected virtual bool Purge (object source, object data, bool purgeAll)
{
throw new NotImplementedException ();
}
protected void Remove (object source)
{
throw new NotImplementedException ();
}
protected void ScheduleCleanup ()
{
throw new NotImplementedException ();
}
protected abstract void StartListening (object source);
protected abstract void StopListening (object source);
protected static WeakEventManager GetCurrentManager (Type managerType)
{
throw new NotImplementedException ();
}
protected static void SetCurrentManager (Type managerType, WeakEventManager manager)
{
throw new NotImplementedException ();
}
protected class ListenerList
{
public ListenerList ()
{
throw new NotImplementedException ();
}
public ListenerList (int capacity)
{
throw new NotImplementedException ();
}
public int Count {
get { throw new NotImplementedException (); }
}
public static ListenerList Empty {
get { throw new NotImplementedException (); }
}
public bool IsEmpty {
get { throw new NotImplementedException (); }
}
public IWeakEventListener this[int index] {
get { throw new NotImplementedException (); }
}
public void Add (IWeakEventListener listener)
{
throw new NotImplementedException ();
}
public bool BeginUse ()
{
throw new NotImplementedException ();
}
public WeakEventManager.ListenerList Clone ()
{
throw new NotImplementedException ();
}
public void EndUse ()
{
throw new NotImplementedException ();
}
public static bool PrepareForWriting (ref WeakEventManager.ListenerList list)
{
throw new NotImplementedException ();
}
public bool Purge ()
{
throw new NotImplementedException ();
}
public void Remove (IWeakEventListener listener)
{
throw new NotImplementedException ();
}
}
}
}
|
