iopcitemmgt.h

此文件为VC++开发环境下的OPC client trend 源代码

/////////////////////////////////////////////////////////////////////////////
//
//  OPC Trend VC++ Client:	IOPCItemMgt.h
//							(Source File)
//
/////////////////////////////////////////////////////////////////////////////
//
//          Author: Raphael Imhof
//    Initial Date: 11/04/98
//       $Workfile: IOPCItemMgt.h $
//       $Revision: 1 $
//           $Date: 7/27/99 5:24p $
//   Target System: Microsoft Windows NT 4.0
//     Environment: Visual C++ 5.0 / OPC DataAccess 1.0 / 2.0
//         Remarks: 
//
/////////////////////////////////////////////////////////////////////////////
//
//     Description: interface of the CIOPCItemMgt class.
//					IOPCItemMgt wrapper.
//					
//
/////////////////////////////////////////////////////////////////////////////
//
//  History of Changes     (Please remove very old comments and blank lines!)
//            $Log: /IDK/OPCServer/clients/VC++/Trend/IOPCItemMgt.h $
// 
// 1     7/27/99 5:24p Imhof
// 
// 1     7/27/99 5:19p Imhof
// 
// 4     1/15/99 7:04p Imhof
// Updated legal notice.
// 
// 3     12/15/98 10:30a Imhof
// Modifications for OPC 2.0
// 
// 2     11/06/98 5:53p Imhof
// Added header, comment and made some small code changes.
// 
// 
//  $Nokeywords:$ (To avoid useless search while checking in.)
/////////////////////////////////////////////////////////////////////////////
//  Copyright (C) 1998, Siemens Building Technologies, Inc. Landis Division
//
// SIEMENS BUILDING TECHNOLOGIES, INC. IS PROVIDING THE FOLLOWING
// EXAMPLES OF CODE AS SAMPLE ONLY.
//
// SIEMENS BUILDING TECHNOLOGIES, INC.  MAKES NO REPRESENTATIONS
// OR WARRANTIES OF ANY KIND  WITH RESPECT TO THE VALIDTY OF THE 
// CODES   OR   DESIRED   RESULTS   AND   DISCLAIMS   ALL   SUCH 
// REPRESENTATIONS   AND   WARRANTIES,  INCLUDING  FOR  EXAMPLE, 
// WARRANTIES  OF  MERCHANTABILITY  AND FITNESS FOR A PARTICULAR 
// PURPOSE.    SIEMENS  BUILIDNG  TECHNOLOGIES,  INC.  DOES  NOT 
// REPRESENT  OR  WARRANT  THAT  THE  FOLLOWING CODE SAMPLES ARE 
// ACCURATE, VALID, COMPLETE OR CURRENT.
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_IOPCITEMMGT_H__8553F3E3_2BD1_11D2_AD89_00104B2C9D06__INCLUDED_)
#define AFX_IOPCITEMMGT_H__8553F3E3_2BD1_11D2_AD89_00104B2C9D06__INCLUDED_

#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000

#include <opcda.h>

class CIOPCItemMgt  
{
public:
	CIOPCItemMgt(CComPtr<IOPCItemMgt>  pOPCItemMgt);
	CIOPCItemMgt(CComPtr<IOPCGroupStateMgt> pOPCGroup);
	virtual ~CIOPCItemMgt();

	HRESULT AddItems(	DWORD			dwNumItems,
						OPCITEMDEF*		pItemArray,
						OPCITEMRESULT** ppAddResults,
						HRESULT**		ppErrors );

	HRESULT RemoveItems(	DWORD       dwNumItems,
							OPCHANDLE*	phServer,
							HRESULT**	ppErrors);

private:
	CComPtr<IOPCItemMgt>  m_pOPCItemMgt;

};

#endif // !defined(AFX_IOPCITEMMGT_H__8553F3E3_2BD1_11D2_AD89_00104B2C9D06__INCLUDED_)