event_dispatcher_v1.h

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00001 /*
00002 **  ClanLib SDK
00003 **  Copyright (c) 1997-2011 The ClanLib Team
00004 **
00005 **  This software is provided 'as-is', without any express or implied
00006 **  warranty.  In no event will the authors be held liable for any damages
00007 **  arising from the use of this software.
00008 **
00009 **  Permission is granted to anyone to use this software for any purpose,
00010 **  including commercial applications, and to alter it and redistribute it
00011 **  freely, subject to the following restrictions:
00012 **
00013 **  1. The origin of this software must not be misrepresented; you must not
00014 **     claim that you wrote the original software. If you use this software
00015 **     in a product, an acknowledgment in the product documentation would be
00016 **     appreciated but is not required.
00017 **  2. Altered source versions must be plainly marked as such, and must not be
00018 **     misrepresented as being the original software.
00019 **  3. This notice may not be removed or altered from any source distribution.
00020 **
00021 **  Note: Some of the libraries ClanLib may link to may have additional
00022 **  requirements or restrictions.
00023 **
00024 **  File Author(s):
00025 **
00026 **    Magnus Norddahl
00027 */
00028 
00031 
00032 #pragma once
00033 
00034 #include "../api_network.h"
00035 #include "event.h"
00036 #include <map>
00037 #include "../../Core/Signals/callback_v2.h"
00038 
00039 template<typename ContextParam>
00043 class CL_API_NETWORK CL_NetGameEventDispatcher_v1
00044 {
00045 public:
00046         typedef CL_Callback_v2<const CL_NetGameEvent &, ContextParam> CallbackClass;
00047 
00048         CallbackClass &func_event(const CL_String &name) { return event_handlers[name]; }
00049 
00056         bool dispatch(const CL_NetGameEvent &game_event, ContextParam context);
00057 
00058 private:
00059         std::map<CL_String, CallbackClass> event_handlers;
00060 };
00061 
00062 template<typename ContextParam>
00063 bool CL_NetGameEventDispatcher_v1<ContextParam>::dispatch(const CL_NetGameEvent &game_event, ContextParam context)
00064 {
00065         typename std::map<CL_String, CallbackClass>::iterator it;
00066         it = event_handlers.find(game_event.get_name());
00067         if (it != event_handlers.end() && !it->second.is_null())
00068         {
00069                 it->second.invoke(game_event, context);
00070                 return true;
00071         }
00072         else
00073         {
00074                 return false;
00075         }
00076 }
00077 
00079