86 lines
2.1 KiB
C
86 lines
2.1 KiB
C
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#ifndef __TP_WRAP_
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#define __TP_WRAP_
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#ifdef DBG
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#undef NDEBUG
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#endif
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#include <assert.h>
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#include <windows.h>
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#include <locks.h>
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class Dispatcher;
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class EventHandler : public LIST_ENTRY
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{
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protected:
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LONG refCount_;
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LONG scheduledClose_; // logicaly bool
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HANDLE handlerID_;
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LONG once_;
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Dispatcher * dispatcher_;
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friend class Dispatcher;
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public:
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enum HANDLER_TYPE { TIMER, WAIT} type_;
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HANDLER_TYPE handlerType(){ return type_;}
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virtual LONG AddRef(void);
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virtual LONG Release(void);
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virtual void close(void);
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virtual HANDLE getHandle(void);
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virtual int handleTimeout(void);
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virtual int handleEvent(void);
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virtual DWORD getTimeOut(void);
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Dispatcher * dispatcher(void);
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void dispatcher(Dispatcher* r);
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protected:
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EventHandler(void);
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virtual ~EventHandler(void)=0;
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};
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#ifdef WINVER
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#if (WINVER>=0x0500)
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class Dispatcher{
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static LIST_ENTRY handlerListHead_;
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static volatile LONG registeredHandlers_;
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static bool startShutDown_;
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static CriticalSection handlerListLock_;
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public:
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static int registerHandler(EventHandler& eh, int flags = WT_EXECUTELONGFUNCTION) ;
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static int registerHandlerOnce(EventHandler& eh, int flags = WT_EXECUTELONGFUNCTION) ;
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static int removeHandler(EventHandler& handler);
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static int scheduleTimer(EventHandler& eh, DWORD first, DWORD repeat=0, DWORD mode = WT_EXECUTELONGFUNCTION);
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static int cancelTimer(EventHandler& handler);
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static int changeTimer(EventHandler& handler, DWORD first, DWORD repeat=0);
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static int close();
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static int open();
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private:
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static void insertTail(EventHandler *entry);
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static void removeEntry(EventHandler *entry);
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static void closeHandler(EventHandler* entry);
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static void openHandler(EventHandler* entry);
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static DWORD WINAPI DeleteTimer( LPVOID lpParameter);
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static DWORD WINAPI DeleteNotification( LPVOID lpParameter);
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static BOOL PostDeleteNotification(EventHandler& ev);
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static BOOL PostDeleteTimer(EventHandler& ev);
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static VOID CALLBACK HandleWaitOrTimerCallback( PVOID lpParameter, BOOLEAN TimerOrWaitFired );
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static void CALLBACK TimerCallback(void* lpParameter, BOOLEAN TimerOrWaitFired);
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};
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#endif
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#endif
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#endif
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