170 lines
3.8 KiB
C++
170 lines
3.8 KiB
C++
//***************************************************************************
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//
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// Copyright (c) 1998-1999 Microsoft Corporation
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//
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// SITE.CPP
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//
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// alanbos 28-Jun-98 Created.
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//
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// Defines the WBEM site implementation
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//
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//***************************************************************************
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#include "precomp.h"
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ULONG CWbemSite::AddRef(void)
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{
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InterlockedIncrement(&m_cRef);
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return m_cRef;
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}
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ULONG CWbemSite::Release(void)
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{
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InterlockedDecrement(&m_cRef);
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if (0L!=m_cRef)
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return m_cRef;
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delete this;
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return 0;
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}
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//***************************************************************************
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//
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// CWbemObjectSite::CWbemObjectSite
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//
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// DESCRIPTION:
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//
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// Constructor
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//
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//***************************************************************************
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CWbemObjectSite::CWbemObjectSite (ISWbemInternalObject *pObject)
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{
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m_pSWbemObject = pObject;
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if (m_pSWbemObject)
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m_pSWbemObject->AddRef ();
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}
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//***************************************************************************
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//
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// CWbemObjectSite::~CWbemObjectSite
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//
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// DESCRIPTION:
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//
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// Destructor
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//
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//***************************************************************************
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CWbemObjectSite::~CWbemObjectSite ()
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{
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if (m_pSWbemObject)
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m_pSWbemObject->Release ();
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}
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//***************************************************************************
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//
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// CWbemObjectSite::Update
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//
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// DESCRIPTION:
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//
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// Overriden virtual method to update this site
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//
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//***************************************************************************
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void CWbemObjectSite::Update ()
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{
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if (m_pSWbemObject)
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m_pSWbemObject->UpdateSite ();
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}
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//***************************************************************************
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//
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// CWbemPropertySite::CWbemPropertySite
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//
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// DESCRIPTION:
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//
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// Constructor
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//
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//***************************************************************************
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CWbemPropertySite::CWbemPropertySite (CSWbemProperty *pProperty,
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IWbemClassObject *pSourceObject,
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long index)
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{
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m_pSWbemProperty = pProperty;
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m_pIWbemClassObject = pSourceObject;
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m_index = index;
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if (m_pSWbemProperty)
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m_pSWbemProperty->AddRef ();
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if (m_pIWbemClassObject)
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m_pIWbemClassObject->AddRef ();
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}
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//***************************************************************************
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//
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// CWbemPropertySite::~CWbemPropertySite
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//
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// DESCRIPTION:
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//
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// Destructor
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//
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//***************************************************************************
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CWbemPropertySite::~CWbemPropertySite ()
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{
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if (m_pSWbemProperty)
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m_pSWbemProperty->Release ();
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if (m_pIWbemClassObject)
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m_pIWbemClassObject->Release ();
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}
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//***************************************************************************
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//
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// CWbemPropertySite::Update
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//
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// DESCRIPTION:
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//
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// Overriden virtual method to update this site
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//
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//***************************************************************************
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void CWbemPropertySite::Update ()
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{
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if (m_pSWbemProperty)
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{
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if (m_pIWbemClassObject)
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{
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/*
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* Case 1 this property site is for an object;
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* we have an embedded object deal. We commit the
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* new embedded object value to its owning property
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* in the parent object.
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*/
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// Get the current value of the source object into a VARIANT:
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VARIANT var;
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VariantInit (&var);
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var.vt = VT_UNKNOWN;
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var.punkVal = m_pIWbemClassObject;
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m_pIWbemClassObject->AddRef ();
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// Set the value in the parent object
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m_pSWbemProperty->UpdateEmbedded (var, m_index);
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// Release the value
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VariantClear (&var);
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}
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else
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{
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// Addressed by a qualifier - nothing to do
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}
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// Now delegate further to property to update itself.
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if (m_pSWbemProperty)
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m_pSWbemProperty->UpdateSite ();
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}
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}
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