sigx++ 2.0.1
locking_dispatcher_ptr.h
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00001 #ifndef _SIGX_LOCKING_DISPATCHER_PTR_H_
00002 #define _SIGX_LOCKING_DISPATCHER_PTR_H_
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 <sigx/fwddecl.h>
00024 #include <sigx/shared_dispatchable.h>
00025 #include <sigx/lock_acquirer.h>
00026 
00027 
00028 namespace sigx
00029 {
00030 
00039 class shared_dispatchable::DispatcherPtr
00040 {
00041 public:
00042     explicit DispatcherPtr(shared_dispatchable& _A_disp): 
00043         m_locker(*_A_disp.m_disp_ptr)
00044     {}
00045     
00048     dispatcher_ptr operator ->()
00049         {   return access_acquiree(m_locker); }
00050     operator bool()
00051         {   return access_acquiree(m_locker); }
00052     bool operator !()
00053         {   return !access_acquiree(m_locker); }
00054     bool operator !=(dispatcher_ptr other)
00055         {   return other != access_acquiree(m_locker); }
00056     
00057 private:
00058     readlock_acquirer<internal::rwlockable_dispatcher_ptr> m_locker;
00059 };
00060 
00061 
00062 }   // namespace sigx
00063 
00064 
00065 #endif  // file guard