00001 00002 // 00003 // Thor C++ Library 00004 // Copyright (c) 2011 Jan Haller 00005 // 00006 // This software is provided 'as-is', without any express or implied 00007 // warranty. In no event will the authors be held liable for any damages 00008 // arising from the use of this software. 00009 // 00010 // Permission is granted to anyone to use this software for any purpose, 00011 // including commercial applications, and to alter it and redistribute it 00012 // freely, subject to the following restrictions: 00013 // 00014 // 1. The origin of this software must not be misrepresented; you must not 00015 // claim that you wrote the original software. If you use this software 00016 // in a product, an acknowledgment in the product documentation would be 00017 // appreciated but is not required. 00018 // 00019 // 2. Altered source versions must be plainly marked as such, and must not be 00020 // misrepresented as being the original software. 00021 // 00022 // 3. This notice may not be removed or altered from any source distribution. 00023 // 00025 00028 00029 #ifndef THOR_EVENTSYSTEM_HPP 00030 #define THOR_EVENTSYSTEM_HPP 00031 00032 #include <Thor/Tools/NonCopyable.hpp> 00033 #include <Thor/Detail/EventListener.hpp> 00034 00035 00036 namespace thor 00037 { 00038 00041 00049 template <typename Event, typename EventIdentifier = Event> 00050 class EventSystem : private NonCopyable 00051 { 00052 // --------------------------------------------------------------------------------------------------------------------------- 00053 // Public types 00054 public: 00057 typedef std::tr1::function< void(const Event&) > Listener; 00058 00059 00060 // --------------------------------------------------------------------------------------------------------------------------- 00061 // Public member functions 00062 public: 00065 EventSystem(); 00066 00069 void TriggerEvent(const Event& event); 00070 00077 Connection Connect(const EventIdentifier& trigger, const Listener& listener); 00078 00081 void ClearConnections(EventIdentifier identifier); 00082 00085 void ClearAllConnections(); 00086 00087 00088 // --------------------------------------------------------------------------------------------------------------------------- 00089 // Private types 00090 private: 00091 // Container type 00092 typedef detail::ListenerMap<EventIdentifier, const Event&> EventListenerMap; 00093 00094 00095 // --------------------------------------------------------------------------------------------------------------------------- 00096 // Private variables 00097 private: 00098 EventListenerMap mListeners; 00099 }; 00100 00102 00103 } // namespace thor 00104 00105 #include <Thor/Detail/EventSystem.inl> 00106 #endif // THOR_EVENTSYSTEM_HPP