CLAM-Development  1.4.0
Signal.hxx
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1 /*
2  * Copyright (c) 2001-2004 MUSIC TECHNOLOGY GROUP (MTG)
3  * UNIVERSITAT POMPEU FABRA
4  *
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19  *
20  */
21 
22 #ifndef __SIGNAL__
23 #define __SIGNAL__
24 
25 #include <utility>
26 #include <map>
27 #include <stack>
28 
29 namespace SigSlot
30 {
31 
32  class Connection;
33 
50  class Signal
51  {
52  public:
53  typedef std::stack< unsigned > tConnectionIdStack;
54  typedef unsigned tConnectionId;
55 
60  virtual ~Signal();
61 
68  virtual void FreeConnection( Connection* conn ) = 0;
69 
70  protected:
73 
74  protected:
75 
77  };
78 
79 }
80 
81 #endif // Signal.hxx
82