2 // System.Runtime.InteropServices.ExtensibleClassFactory.cs
5 // Andreas Nahr (ClassDevelopment@A-SoftTech.com)
6 // Jonathan Chambers (joncham@gmail.com)
10 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
11 // Copyright (C) 2006 Jonathan Chambers
13 // Permission is hereby granted, free of charge, to any person obtaining
14 // a copy of this software and associated documentation files (the
15 // "Software"), to deal in the Software without restriction, including
16 // without limitation the rights to use, copy, modify, merge, publish,
17 // distribute, sublicense, and/or sell copies of the Software, and to
18 // permit persons to whom the Software is furnished to do so, subject to
19 // the following conditions:
21 // The above copyright notice and this permission notice shall be
22 // included in all copies or substantial portions of the Software.
24 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
28 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
29 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
30 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
33 using System
.Diagnostics
;
34 using System
.Threading
;
35 using System
.Collections
;
37 namespace System
.Runtime
.InteropServices
42 public sealed class ExtensibleClassFactory
44 static Hashtable hashtable
;
46 static ExtensibleClassFactory ()
48 hashtable
= new Hashtable ();
51 private ExtensibleClassFactory ()
55 internal static ObjectCreationDelegate
GetObjectCreationCallback (Type t
)
57 return hashtable
[t
] as ObjectCreationDelegate
;
60 public static void RegisterObjectCreationCallback (ObjectCreationDelegate callback
)
62 StackTrace trace
= new StackTrace (false);
63 StackFrame frame
= trace
.GetFrame (0);
64 hashtable
.Add (frame
.GetMethod ().DeclaringType
, callback
);