?? infoserver.h
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/////////////////////////////////////////////////////////////////////////////
//
// OPC Trend VC++ Client: InfoServer.h
// (Source File)
//
/////////////////////////////////////////////////////////////////////////////
//
// Author: Raphael Imhof
// Initial Date: 11/04/98
// $Workfile: InfoServer.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 CInfoServer class.
// Encapsulation of OPC server related methods.
//
//
/////////////////////////////////////////////////////////////////////////////
//
// History of Changes (Please remove very old comments and blank lines!)
// $Log: /IDK/OPCServer/clients/VC++/Trend/InfoServer.h $
//
// 1 7/27/99 5:24p Imhof
//
// 1 7/27/99 5:19p Imhof
//
// 6 1/15/99 7:04p Imhof
// Updated legal notice.
//
// 5 12/15/98 10:30a Imhof
// Modifications for OPC 2.0
//
// 4 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_INFOSERVER_H__4648BED9_2AEA_11D2_AD89_00104B2C9D06__INCLUDED_)
#define AFX_INFOSERVER_H__4648BED9_2AEA_11D2_AD89_00104B2C9D06__INCLUDED_
#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000
#include "group.h"
#include "IOPCServer.h"
#include "OpcShutDownRequest.h"
//#include "IAdviceSink.h"
const float OPC_VERSION_10 = 1.0;
const float OPC_VERSION_20 = 2.0;
class CInfoServer
{
public:
BOOL AddGroup(CGroup** group);
BOOL RemoveGroup(CGroup** group);
BOOL DisplayError(HRESULT dwError);
BOOL GetErrorString(HRESULT hr, CString& sErrorText);
BOOL GetSystemErrorString(HRESULT hr, CString& sErrorText);
BOOL Disconnect();
BOOL Connect();
BOOL IsConnected();
void SetConnected(BOOL bConnected);
BOOL ChooseServer();
CInfoServer();
virtual ~CInfoServer();
CComPtr<IUnknown> GetInterface();
unsigned int GetGroups(CArray<CGroup*, CGroup*>** groups);
void SetOPCServer(CString sOPCServer);
CString GetOPCServer();
void SetOPCServerComputer(CString sOPCServerComputer);
CString GetOPCServerComputer();
CString GetOPCServerName();
void SetOPCServerCLSID(CLSID clsidOPCServer);
CLSID GetOPCServerCLSID();
//options
float GetOPCVersion();
void SetOPCVersion(float opc_version);
private:
CComPtr<IUnknown> m_pUnkn;
CArray<CGroup*, CGroup*> m_Groups;
/*
no async trend read support
CIAdviseSink* m_pAdviseSink;
*/
CComObject<COPCShutDownRequest>* m_pShutDownConnectionPoint;
CString m_sOPCServerComputer; //remote node
CString m_sOPCServer; //opc server name
CLSID m_clsidOPCServer;
BOOL m_bConnected;
//options
float m_fOPCVersion;
};
#endif // !defined(AFX_INFOSERVER_H__4648BED9_2AEA_11D2_AD89_00104B2C9D06__INCLUDED_)
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