beepcnt.cpp

ATL编程的基础用于对基于ATL的OPC服务器的框架,程序基于MFC单文档.

// BeepCnt.cpp : Implementation of CBeepCnt
#include "stdafx.h"
#include "BeepCntMod.h"
#include "BeepCnt.h"

/////////////////////////////////////////////////////////////////////////////
// CBeepCnt


STDMETHODIMP CBeepCnt::Beep()
{
	for (int i = 0; i < cBeeps; i++)
	{
		MessageBeep((UINT) -1);
		Sleep(1000);
	}
	return S_OK;
}

STDMETHODIMP CBeepCnt::get_Count(long *pVal)
{
	*pVal = cBeeps;
	return S_OK;
}

STDMETHODIMP CBeepCnt::put_Count(long newVal)
{
	cBeeps = newVal;
	return S_OK;
}