EventsCenter.h

#pragma once
#include "EventHandler.h"
#include "util/mutex.h"
#include <list>
#include <vector>

namespace ParaEngine
{
    //class CEventHandler;
    using namespace std;
    
    class CEventsCenter
    {
    public:
        CEventsCenter(void);
        ~CEventsCenter(void);
        static CEventsCenter* GetInstance();
    public:
        void Reset();
        
        void RegisterEvent(const string& sID, const string& sScript);
        void RegisterEvent(DWORD nEventType, const string& sID, const string& sScript);

        void AddEventHandler(CEventHandler* pEventHandler);

        void UnregisterEvent(const string& sID);
        void UnregisterAllEvent();

        int FireEvent(const IEvent& e);

        bool PostEvent(const Event& e, bool bUnique = true);

        void FireAllUnhandledEvents();
    private:

        CEventHandler* GetEventHandlerByID(const string& sID);
        void InvalidateEventCounts();
    private:
        typedef std::vector<Event> EventHandler_Pool_t;
        typedef std::vector<CEventHandler*> EventHandler_List_t;

        EventHandler_Callback_t     m_events[EVENT_LAST];

        EventHandler_List_t     m_sEventHandlerList;
        EventHandler_Pool_t  m_unhandledEventPool;
        int m_nMaxPoolSize;
        int m_eventCounts[EVENT_LAST];
        ParaEngine::mutex   m_mutex;
    };

    extern string GenerateOnMouseScript(int MouseState, int X, int Y);
    extern string GenerateOnKeyboardScript(int option);
}