73 lines
1 KiB
C++
73 lines
1 KiB
C++
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//*******************************************************************************************
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//
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// Filename : Unknown.cpp
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//
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// Customized CUnknown implmentations
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//
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// Copyright (c) 1994 - 1996 Microsoft Corporation. All rights reserved
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//
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//*******************************************************************************************
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#include "Pch.H"
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#include "ThisDll.H"
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#include "Unknown.H"
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CUnknown::~CUnknown()
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{
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}
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HRESULT CUnknown::QIHelper(REFIID riid, LPVOID *ppvObj, const IID *apiid[],
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LPUNKNOWN aobj[])
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{
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*ppvObj = NULL;
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LPUNKNOWN pObj;
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if (riid == IID_IUnknown)
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{
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pObj = aobj[0];
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}
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else
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{
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for (int i=0; ; ++i)
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{
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if (!apiid[i])
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{
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return(E_NOINTERFACE);
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}
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if (*apiid[i] == riid)
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{
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pObj = aobj[i];
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break;
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}
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}
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}
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pObj->AddRef();
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*ppvObj = pObj;
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return(NOERROR);
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}
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ULONG CUnknown::AddRefHelper()
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{
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return(m_cRef.AddRef());
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}
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ULONG CUnknown::ReleaseHelper()
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{
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if (!m_cRef.Release())
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{
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delete this;
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return(0);
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}
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return(m_cRef.GetRef());
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}
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