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58 lines
1.9 KiB
58 lines
1.9 KiB
/*---------------------------------------------------------------------------
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File: NT4Enum.cpp
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Comments: Implementation of the enumeration object. This object implements
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IEnumVARIANT interface.
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(c) Copyright 1999, Mission Critical Software, Inc., All Rights Reserved
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Proprietary and confidential to Mission Critical Software, Inc.
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REVISION LOG ENTRY
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Revision By: Sham Chauthani
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Revised on 07/02/99 12:40:00
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---------------------------------------------------------------------------
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*/
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#include "stdafx.h"
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#include "NetNode.h"
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#include "AttrNode.h"
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#include "TNode.hpp"
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#include "NT4Enum.h"
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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CNT4Enum::CNT4Enum(TNodeList * pNodeList) : m_listEnum(pNodeList)
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{
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m_pNodeList = pNodeList;
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}
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CNT4Enum::~CNT4Enum()
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{
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}
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//---------------------------------------------------------------------------
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// Next : Implements next method of the IEnumVaraint interface. This method
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// returns the next object in the enumeration. It returns S_FALSE when
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// there are no more objects to enumerate.
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//---------------------------------------------------------------------------
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HRESULT CNT4Enum::Next(
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unsigned long celt, //in -Number of elements to return IGNORED.
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VARIANT FAR* rgvar, //out-Variant used to return the object information
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unsigned long FAR* pceltFetched //out-Number of elements returned (ALWAYS 1).
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)
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{
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TAttrNode * pNode = (TAttrNode *)m_listEnum.Next();
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if ( pNode == NULL )
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return S_FALSE;
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// *rgvar = pNode->m_Val;
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HRESULT hr = VariantCopy(rgvar, &pNode->m_Val);
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if (SUCCEEDED(hr))
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{
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*pceltFetched = 1;
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}
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return hr;
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}
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