42 windows_42_Thread_WaitableTimer 线程 - 等候线程

windows_42_Thread_WaitableTimer 线程 - 等候线程

// windows_42_Thread_WaitableTimer.cpp : 定义控制台应用程序的入口点。
//
#include "stdafx.h"
#include "windows.h"
HANDLE g_hTimer = NULL;
//等候线程
DWORD WINAPI TimerThread( LPVOID pParam )
{
  while (true)
  {
    WaitForSingleObject( g_hTimer, INFINITE );
    printf( "Hello Timer\n" );
  }
}
VOID CALLBACK TimerAPCProc(
  LPVOID lpArgToCompletionRoutine,   // data value
  DWORD dwTimerLowValue,             // timer low value
  DWORD dwTimerHighValue            // timer high value
  )
{
  printf( "-------------APC TimerProc-------------\n" );
}
void APCTimer( )
{
  //创建定时器
  HANDLE hTimer = CreateWaitableTimer( NULL, FALSE, NULL );
  //设置定时器
  UINT64 nDueTime = -10000000;
  SetWaitableTimer( hTimer, (PLARGE_INTEGER)&nDueTime, 1000, TimerAPCProc, NULL, FALSE );
  while (true)
  {
    SleepEx( -1, TRUE );
  }
  //关闭句柄
  CloseHandle( hTimer );
}
void Create( ) 
{
  //创建定时器
  g_hTimer = CreateWaitableTimer( NULL, FALSE, NULL );
  //设置定时器
  UINT64 nDueTime = -50000000;//百纳秒级别
  SetWaitableTimer( g_hTimer, (PLARGE_INTEGER)&nDueTime/*转换成UINT64处理*/,
    1000, NULL, NULL, FALSE );
  //创建等候线程
  DWORD dwThreadID = 0;
  HANDLE hThread = CreateThread( NULL, 0, TimerThread, NULL,
    0, &dwThreadID );
  WaitForSingleObject( hThread, INFINITE );
  //关闭定时器
  CloseHandle( g_hTimer );
}
int _tmain(int argc, _TCHAR* argv[])
{
  //Create( );
  APCTimer( );
	return 0;
}

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