Input/EventSystem.hpp
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00001 
00002 //
00003 // Thor C++ Library
00004 // Copyright (c) 2011-2015 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/Input/Detail/EventListener.hpp>
00033 
00034 #include <Aurora/Tools/NonCopyable.hpp>
00035 
00036 
00037 namespace thor
00038 {
00039 
00042 
00050 template <typename Event, typename EventId = Event>
00051 class EventSystem : private aurora::NonCopyable
00052 {
00053     // ---------------------------------------------------------------------------------------------------------------------------
00054     // Public member functions
00055     public:
00058                                     EventSystem();
00059 
00062         void                        triggerEvent(const Event& event);
00063 
00073         Connection                  connect(const EventId& trigger, std::function<void(const Event&)> unaryListener);
00074 
00084         Connection                  connect0(const EventId& trigger, std::function<void()> nullaryListener);
00085 
00088         void                        clearConnections(EventId identifier);
00089 
00092         void                        clearAllConnections();
00093 
00094 
00095     // ---------------------------------------------------------------------------------------------------------------------------
00096     // Private types
00097     private:
00098         // Container type
00099         typedef detail::ListenerMap<EventId, const Event&>  EventListenerMap;
00100 
00101 
00102     // ---------------------------------------------------------------------------------------------------------------------------
00103     // Private variables
00104     private:
00105         EventListenerMap            mListeners;
00106 };
00107 
00109 
00110 } // namespace thor
00111 
00112 #include <Thor/Input/Detail/EventSystem.inl>
00113 #endif // THOR_EVENTSYSTEM_HPP