idrive.cpp

一个调用COM的程序

// IDrive.cpp: implementation of the IDrive class.
//
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "CallCOM.h"
#include "IDrive.h"

#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

IDrive::IDrive()
{
	CreateDispatch(_T("ContentCOM.IContentCOM"));
}

IDrive::~IDrive()
{

}
BOOL IDrive::StartRealTimeStream(short CardNo)
{
	DISPID dispid;
	unsigned short* szName = L"StartRealTimeStream";
	HRESULT hresult = 
		m_lpDispatch->GetIDsOfNames(IID_NULL, &szName, 1, LOCALE_USER_DEFAULT, &dispid);
	static BYTE params[] = VTS_I2 ;
	InvokeHelper(dispid, DISPATCH_PROPERTYPUT, VT_EMPTY, (void*) NULL, params, CardNo);
	return 1;
}