genesis-3d_engine/Engine/app/scriptfeature/inc/script_message.h

/****************************************************************************
Copyright (c) 2011-2013,WebJet Business Division,CYOU
 
http://www.genesis-3d.com.cn

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
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****************************************************************************/
#ifndef _script_message_
#define _script_message_
#include "script_fwd_decl.h"
#include "script_utility.h"
#include "foundation/core/singleton.h"
#include "foundation/util/string.h"
#include "foundation/util/assetpath.h"
#include "foundation/util/dictionary.h"
#include "messaging/message.h"
#include "app/physXfeature/UserReport.h"

namespace App
{
	class ScriptMessage: public Messaging::Message
	{
		__DeclareClass(ScriptMessage);
		__DeclareMsgId;
		public:
			ScriptMessage()
			{}
			~ScriptMessage()
			{
				m_param = NULL;
			}
			
			GPtr<UserReportPair> GetParam()
			{
				return m_param;
			}
			
			Util::String& GetName()
			{
				return m_name;
			}

			MonoObject* GetMonoParam();
							
		protected:
			void SetParam(UserReportPair& pair)
			{	
				m_param = &pair;
			}

			void SetName(const Util::String& name)
			{
				m_name = name;
			}
			
			GPtr<UserReportPair> m_param;//to store this smartptr in order to avoid the release of the param ; 
			Util::String    m_name;
			
			friend class ScriptMessageCreator;
			
		private:

	};

	struct SigAndRtti
	{
		Util::String	mSig;
		Core::Rtti*		mParamRtti;
	};

	class ScriptMessageCreator:public Core::RefCounted
	{
		__DeclareSubClass( App::ScriptMessageCreator, Core::RefCounted );
		__DeclareImageSingleton( App::ScriptMessageCreator );   
	public:
		ScriptMessageCreator():
			m_diNameToSig()
		   ,m_dicNameToParamRtti()
		{ __ConstructImageSingleton; }

		~ScriptMessageCreator()
		{
			m_diNameToSig.Clear();
			m_dicNameToParamRtti.Clear();
			__DestructImageSingleton;
		}

		template<typename T> 
		TScriptMessagePtr CreateMessage(const Util::String& event,T& pair);

		void RegistMsg(Util::String& sEventName,Util::String& sSig,Core::Rtti* rpParam);

		const Util::String& GetNameByIndex(int index);
		Util::String& GetSigByName(const Util::String& name);
		Core::Rtti*  GetRttiByName(const Util::String& name);
		/// how many messages we have
		int GetMessageCount();
		// - static functions
		/// create singleton 
		static void CreateSingleton( void );
		/// destroy singleton 
		static void DestorySingleton( void );
	private:
		Util::Dictionary<Util::String, Util::String> m_diNameToSig;
		Util::Dictionary<Util::String, Core::Rtti*>   m_dicNameToParamRtti;
	};

	template<typename T>
	TScriptMessagePtr ScriptMessageCreator::CreateMessage(const Util::String& name,T& pair )
	{
		TScriptMessagePtr ptrSMI= ScriptMessage::Create();
		Core::Rtti* rtti = ScriptMessageCreator::Instance()->GetRttiByName(name);
		
		if ( rtti != &(T::RTTI) )
		{
			n_error("this event's param' type is not what you give");
		}
#ifndef __APP_BUILD_COMMIT__
		ptrSMI->SetParam(pair);
#endif
	
		ptrSMI->SetName(name);

		return ptrSMI;
	}

	inline int ScriptMessageCreator::GetMessageCount()
	{
		return m_diNameToSig.Size();
	}
}
#endif // _script_message_