////////////////////////////////////////////////////////////////////////
// project: SimpleOPCClient
// version: 2 
//
// subject: this is a simple OPC Client that read the value of an item
// from an OPC server.
//
// file: SimpleOPCClient.h
//
// writer: Philippe GRAS - CERN / EP
//




#ifndef SIMPLE_OPC_CLIENT_H
#define SIMPLE_OPC_CLIENT_H

IOPCServer* InstantiateServer(wchar_t ServerName[]);
void AddTheGroup(IOPCServer* pIOPCServer, IOPCItemMgt* &pIOPCItemMgt, 
				 OPCHANDLE& hServerGroup);
void AddTheItem(IOPCItemMgt* pIOPCItemMgt, OPCHANDLE& hServerItem);
void ReadItem(IUnknown* pGroupIUnknown, OPCHANDLE hServerItem, VARIANT& varValue);
void RemoveItem(IOPCItemMgt* pIOPCItemMgt, OPCHANDLE hServerItem);
void RemoveGroup (IOPCServer* pIOPCServer, OPCHANDLE hServerGroup);

#endif // SIMPLE_OPC_CLIENT_H not defined