gloox  1.1-svn
stanzaextension.h
1 /*
2  Copyright (c) 2006-2009 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 STANZAEXTENSION_H__
15 #define STANZAEXTENSION_H__
16 
17 #include "macros.h"
18 
19 #include <string>
20 
21 namespace gloox
22 {
23 
24  class Tag;
25 
30  {
95  };
96 
180  class GLOOX_API StanzaExtension
181  {
182  public:
188  StanzaExtension( int type ) : m_valid( false ), m_extensionType( type ) {}
189 
193  virtual ~StanzaExtension() {}
194 
201  virtual const std::string& filterString() const = 0;
202 
214  virtual StanzaExtension* newInstance( const Tag* tag ) const = 0;
215 
220  virtual Tag* tag() const = 0;
221 
226  virtual StanzaExtension* clone() const = 0;
227 
232  int extensionType() const { return m_extensionType; }
233 
234  protected:
235  bool m_valid;
236 
237  private:
238  int m_extensionType;
239 
240  };
241 
242 }
243 
244 #endif // STANZAEXTENSION_H__