gloox  1.0
messagefilter.h
1 /*
2  Copyright (c) 2005-2009 by Jakob Schroeter <js@camaya.net>
3  This file is part of the gloox library. http://camaya.net/gloox
4 
5  This software is distributed under a license. The full license
6  agreement can be found in the file LICENSE in this distribution.
7  This software may not be copied, modified, sold or distributed
8  other than expressed in the named license agreement.
9 
10  This software is distributed without any warranty.
11 */
12 
13 
14 #ifndef MESSAGEFILTER_H__
15 #define MESSAGEFILTER_H__
16 
17 #include "messagesession.h"
18 
19 namespace gloox
20 {
21 
22  class Message;
23 
37  class GLOOX_API MessageFilter
38  {
39 
40  public:
45  MessageFilter( MessageSession* parent );
46 
50  virtual ~MessageFilter();
51 
59  virtual void attachTo( MessageSession* session );
60 
66  virtual void decorate( Message& msg ) = 0;
67 
73  virtual void filter( Message& msg ) = 0;
74 
75  protected:
76  void send( Message& msg ) { if( m_parent ) m_parent->send( msg ); }
77 
78  MessageSession* m_parent;
79 
80  };
81 
82 }
83 
84 #endif // MESSAGEFILTER_H__