CreateTimerQueueTimer学习

 #include <Windows.h>

VOID WINAPI WaitOrTimerCallBack(PVOID pContext, BOOLEAN bTimeOrWait);

CRITICAL_SECTION g_cs;

int _tmain(int argc, _TCHAR* argv[])
{
 wchar_t *pContent = (wchar_t *) malloc(sizeof(wchar_t) * 512);

 InitializeCriticalSection(&g_cs);

 HANDLE hTimeQueue = CreateTimerQueue();
 HANDLE hTimer = NULL;
 wsprintfW(pContent, L"Hello Worl");
 CreateTimerQueueTimer(&hTimer, hTimeQueue, WaitOrTimerCallBack, pContent,
  0, 1000, WT_EXECUTEDEFAULT);

 Sleep(5000);
 DeleteTimerQueueEx(hTimeQueue, INVALID_HANDLE_VALUE);

 DeleteCriticalSection(&g_cs);

 wprintf(L"Game over /r/n");
 
 getchar();
 
 free(pContent);
 pContent = NULL;

 return 0;
}

VOID WINAPI WaitOrTimerCallBack(PVOID pContext, BOOLEAN bTimeOrWait)
{
 if (NULL == pContext)
  return;

 EnterCriticalSection(&g_cs);
 wchar_t *pPrintf = (wchar_t *) pContext;
 wprintf(L"%s /r/n", pPrintf);
 
 LeaveCriticalSection(&g_cs);

 return;
}