sigx++ 2.0.1
tunnel_validity_tracker.h
Go to the documentation of this file.
00001 #ifndef _SIGX_TUNNEL_VALIDITY_TRACKER_HPP_
00002 #define _SIGX_TUNNEL_VALIDITY_TRACKER_HPP_
00003 
00004 /*
00005  * Copyright 2008 Klaus Triendl
00006  *
00007  * This library is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU Library General Public
00009  * License as published by the Free Software Foundation; either
00010  * version 2 of the License, or (at your option) any later version.
00011  *
00012  * This library is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
00015  * Library General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU Library General Public
00018  * License along with this library; if not, write to the Free 
00019  * Software Foundation, 51 Franklin Street, Fifth Floor, 
00020  * Boston, MA 02110-1301, USA.
00021 */
00022 
00023 #include <sigxconfig.h>
00024 #include <sigx/fwddecl.h>
00025 
00026 
00027 namespace sigx
00028 {
00029 
00030 
00034 class SIGX_API tunnel_validity_tracker
00035 {
00036 public:
00037     tunnel_validity_tracker(const shared_dispatchable& _A_disp);
00038     tunnel_validity_tracker(const tunnel_validity_tracker& other);
00039     tunnel_validity_tracker& operator =(const tunnel_validity_tracker& other);
00040     ~tunnel_validity_tracker();
00041 
00042 
00050     void do_bind_to_trackable(const sigc::trackable* t) const;
00051 
00052     void add_connection(const connection_wrapper& c);
00053     
00058     bool is_valid() const;
00059 
00063     void activate();
00064 
00065 
00066 
00077     static void* notify_from_trackable(void* data);
00078 
00089     static void notify_dispatcher_change(void* data);
00090 
00091 private:
00092     static void clear_connections(internal::validity_trackable* t);
00093     static void cleanup(void* data, bool cleanup_dispatcher);   
00094     static void on_last_functor(tunnel_validity_tracker& data);
00095 
00096 
00097 private:
00098     internal::validity_trackable* m_info;
00099 };
00100 
00101 
00102 } // namespace sigx
00103 
00104 
00105 #endif // end file guard