slot.h
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1 /*
2  * Copyright (C) 2008 Marc Boris Duerner
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * As a special exception, you may use this file as part of a free
10  * software library without restriction. Specifically, if other files
11  * instantiate templates or use macros or inline functions from this
12  * file, or you compile this file and link it with other files to
13  * produce an executable, this file does not by itself cause the
14  * resulting executable to be covered by the GNU General Public
15  * License. This exception does not however invalidate any other
16  * reasons why the executable file might be covered by the GNU Library
17  * General Public License.
18  *
19  * This library is distributed in the hope that it will be useful,
20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
22  * Lesser General Public License for more details.
23  *
24  * You should have received a copy of the GNU Lesser General Public
25  * License along with this library; if not, write to the Free Software
26  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
27  */
28 #ifndef cxxtools_Slot_h
29 #define cxxtools_Slot_h
30 
31 #include <cxxtools/void.h>
32 
33 namespace cxxtools {
34 
35  class Connection;
36 
37  class Slot {
38  public:
39  virtual ~Slot() {}
40 
41  virtual Slot* clone() const = 0;
42 
43  virtual const void* callable() const = 0;
44 
45  virtual void onConnect(const Connection& c) = 0;
46 
47  virtual void onDisconnect(const Connection& c) = 0;
48 
49  virtual bool equals(const Slot& slot) const = 0;
50  };
51 
52 #include <cxxtools/slot.tpp>
53 
54 }
55 
56 #endif
57