548 lines
13 KiB
C
548 lines
13 KiB
C
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//***************************************************************************
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//
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// Copyright (c) 2000 Microsoft Corporation
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//
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// refresher.h
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//
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// alanbos 02-Feb-00 Created.
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//
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// Refresher helper implementation.
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//
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//***************************************************************************
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#ifndef _REFRESHER_H_
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#define _REFRESHER_H_
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//***************************************************************************
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//
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// CLASS NAME:
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//
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// CSWbemRefreshableItem
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//
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// DESCRIPTION:
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//
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// Implements the ISWbemRefreshableItem interface.
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//
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//***************************************************************************
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class CSWbemRefreshableItem : public ISWbemRefreshableItem,
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public ISupportErrorInfo,
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public IProvideClassInfo
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{
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private:
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CDispatchHelp m_Dispatch;
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ISWbemRefresher *m_pISWbemRefresher;
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long m_iIndex;
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VARIANT_BOOL m_bIsSet;
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ISWbemObjectEx *m_pISWbemObjectEx;
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ISWbemObjectSet *m_pISWbemObjectSet;
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protected:
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long m_cRef; //Object reference count
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public:
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CSWbemRefreshableItem(ISWbemRefresher *pRefresher, long iIndex,
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IDispatch *pServices,
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IWbemClassObject *pObject,
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IWbemHiPerfEnum *pObjectSet);
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virtual ~CSWbemRefreshableItem(void);
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//Non-delegating object IUnknown
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STDMETHODIMP QueryInterface(REFIID, LPVOID*);
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STDMETHODIMP_(ULONG) AddRef(void);
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STDMETHODIMP_(ULONG) Release(void);
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// IDispatch
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STDMETHODIMP GetTypeInfoCount(UINT* pctinfo)
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{return m_Dispatch.GetTypeInfoCount(pctinfo);}
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STDMETHODIMP GetTypeInfo(UINT itinfo, LCID lcid, ITypeInfo** pptinfo)
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{return m_Dispatch.GetTypeInfo(itinfo, lcid, pptinfo);}
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STDMETHODIMP GetIDsOfNames(REFIID riid, OLECHAR** rgszNames,
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UINT cNames, LCID lcid, DISPID* rgdispid)
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{return m_Dispatch.GetIDsOfNames(riid, rgszNames, cNames,
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lcid,
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rgdispid);}
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STDMETHODIMP Invoke(DISPID dispidMember, REFIID riid, LCID lcid,
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WORD wFlags, DISPPARAMS* pdispparams, VARIANT* pvarResult,
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EXCEPINFO* pexcepinfo, UINT* puArgErr)
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{return m_Dispatch.Invoke(dispidMember, riid, lcid, wFlags,
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pdispparams, pvarResult, pexcepinfo, puArgErr);}
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// ISWbemRefreshableItem methods
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HRESULT STDMETHODCALLTYPE get_Index (
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/*[out, retval]*/ long *iIndex
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)
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{
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ResetLastErrors ();
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*iIndex = m_iIndex;
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return WBEM_S_NO_ERROR;
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}
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HRESULT STDMETHODCALLTYPE get_Refresher (
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/*[out, retval]*/ ISWbemRefresher **objWbemRefresher
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)
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{
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ResetLastErrors ();
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*objWbemRefresher = m_pISWbemRefresher;
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if (m_pISWbemRefresher)
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m_pISWbemRefresher->AddRef();
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return WBEM_S_NO_ERROR;
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}
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HRESULT STDMETHODCALLTYPE get_IsSet (
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/*[out, retval]*/ VARIANT_BOOL *bIsSet
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)
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{
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ResetLastErrors ();
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*bIsSet = m_bIsSet;
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return WBEM_S_NO_ERROR;
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}
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HRESULT STDMETHODCALLTYPE get_Object (
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/*[out, retval]*/ ISWbemObjectEx **objWbemObject
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)
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{
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ResetLastErrors ();
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*objWbemObject = m_pISWbemObjectEx;
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if (*objWbemObject)
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(*objWbemObject)->AddRef ();
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return WBEM_S_NO_ERROR;
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}
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HRESULT STDMETHODCALLTYPE get_ObjectSet (
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/*[out, retval]*/ ISWbemObjectSet **objWbemObjectSet
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)
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{
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ResetLastErrors ();
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*objWbemObjectSet = m_pISWbemObjectSet;
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if (*objWbemObjectSet)
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(*objWbemObjectSet)->AddRef ();
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return WBEM_S_NO_ERROR;
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}
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HRESULT STDMETHODCALLTYPE Remove (
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/*[in, optional, defaultvalue(0)]*/ long iFlags
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)
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{
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HRESULT hr = WBEM_E_FAILED;
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ResetLastErrors ();
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if (m_pISWbemRefresher)
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hr = m_pISWbemRefresher->Remove (m_iIndex, 0);
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if (FAILED(hr))
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m_Dispatch.RaiseException (hr);
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return hr;
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}
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// ISupportErrorInfo methods
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HRESULT STDMETHODCALLTYPE InterfaceSupportsErrorInfo
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(
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/* [in] */ REFIID riid
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)
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{
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return (IID_ISWbemRefreshableItem == riid) ? S_OK : S_FALSE;
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}
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// IProvideClassInfo methods
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HRESULT STDMETHODCALLTYPE GetClassInfo
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(
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/* [in] */ ITypeInfo **ppTI
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)
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{
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return m_Dispatch.GetClassInfo (ppTI);
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}
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// Other methods
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void UnhookRefresher ()
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{
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if (m_pISWbemRefresher)
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m_pISWbemRefresher = NULL;
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}
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};
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typedef map<long, CSWbemRefreshableItem*, less<long> > RefreshableItemMap;
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//***************************************************************************
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//
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// CLASS NAME:
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//
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// CSWbemRefresher
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//
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// DESCRIPTION:
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//
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// Implements the ISWbemRefresher interface.
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//
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//***************************************************************************
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class CEnumRefresher;
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class CSWbemRefresher : public ISWbemRefresher,
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public IObjectSafety,
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public ISupportErrorInfo,
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public IProvideClassInfo
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{
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friend CEnumRefresher;
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private:
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CDispatchHelp m_Dispatch;
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long m_iCount;
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VARIANT_BOOL m_bAutoReconnect;
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IWbemConfigureRefresher *m_pIWbemConfigureRefresher;
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IWbemRefresher *m_pIWbemRefresher;
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RefreshableItemMap m_ObjectMap;
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void CreateRefresher ();
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void EraseItem (RefreshableItemMap::iterator iterator);
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protected:
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long m_cRef; //Object reference count
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public:
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CSWbemRefresher(void);
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virtual ~CSWbemRefresher(void);
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//Non-delegating object IUnknown
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STDMETHODIMP QueryInterface(REFIID, LPVOID*);
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STDMETHODIMP_(ULONG) AddRef(void);
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STDMETHODIMP_(ULONG) Release(void);
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// IDispatch
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STDMETHODIMP GetTypeInfoCount(UINT* pctinfo)
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{return m_Dispatch.GetTypeInfoCount(pctinfo);}
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STDMETHODIMP GetTypeInfo(UINT itinfo, LCID lcid, ITypeInfo** pptinfo)
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{return m_Dispatch.GetTypeInfo(itinfo, lcid, pptinfo);}
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STDMETHODIMP GetIDsOfNames(REFIID riid, OLECHAR** rgszNames,
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UINT cNames, LCID lcid, DISPID* rgdispid)
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{return m_Dispatch.GetIDsOfNames(riid, rgszNames, cNames,
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lcid,
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rgdispid);}
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STDMETHODIMP Invoke(DISPID dispidMember, REFIID riid, LCID lcid,
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WORD wFlags, DISPPARAMS* pdispparams, VARIANT* pvarResult,
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EXCEPINFO* pexcepinfo, UINT* puArgErr)
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{return m_Dispatch.Invoke(dispidMember, riid, lcid, wFlags,
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pdispparams, pvarResult, pexcepinfo, puArgErr);}
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// ISWbemRefresher methods
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HRESULT STDMETHODCALLTYPE get__NewEnum (
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/*[out, retval]*/ IUnknown **pUnk
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);
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HRESULT STDMETHODCALLTYPE Item (
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/*[in]*/ long iIndex,
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/*[out, retval]*/ ISWbemRefreshableItem **objWbemRefreshableItem
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);
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HRESULT STDMETHODCALLTYPE get_Count (
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/*[out, retval]*/ long *iCount
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);
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HRESULT STDMETHODCALLTYPE Add (
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/*[in]*/ ISWbemServicesEx *objWbemServices,
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/*[in]*/ BSTR bsInstancePath,
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/*[in, optional, defaultvalue(0)]*/ long iFlags,
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/*[in, optional, defaultvalue(0)]*/ /*ISWbemNamedValueSet*/ IDispatch *objWbemNamedValueSet,
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/*[out, retval]*/ ISWbemRefreshableItem **objWbemRefreshableItem
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);
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HRESULT STDMETHODCALLTYPE AddEnum (
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/*[in]*/ ISWbemServicesEx *objWbemServices,
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/*[in]*/ BSTR bsClassName,
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/*[in, optional, defaultvalue(0)]*/ long iFlags,
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/*[in, optional, defaultvalue(0)]*/ /*ISWbemNamedValueSet*/ IDispatch *objWbemNamedValueSet,
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/*[out, retval]*/ ISWbemRefreshableItem **objWbemRefreshableItem
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);
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HRESULT STDMETHODCALLTYPE Remove (
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/*[in]*/ long iIndex,
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/*[in, optional, defaultvalue(0)]*/ long iFlags
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);
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HRESULT STDMETHODCALLTYPE Refresh (
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/*[in, optional, defaultvalue(0)]*/ long iFlags
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);
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HRESULT STDMETHODCALLTYPE get_AutoReconnect (
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/*[out, retval]*/ VARIANT_BOOL *bAutoReconnect
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)
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{
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ResetLastErrors ();
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*bAutoReconnect = m_bAutoReconnect;
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return WBEM_S_NO_ERROR;
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}
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HRESULT STDMETHODCALLTYPE put_AutoReconnect (
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/*[in]*/ VARIANT_BOOL bAutoReconnect
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)
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{
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ResetLastErrors ();
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m_bAutoReconnect = bAutoReconnect;
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return WBEM_S_NO_ERROR;
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}
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HRESULT STDMETHODCALLTYPE DeleteAll (
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);
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// IObjectSafety methods
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HRESULT STDMETHODCALLTYPE SetInterfaceSafetyOptions
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(
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/* [in] */ REFIID riid,
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/* [in] */ DWORD dwOptionSetMask,
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/* [in] */ DWORD dwEnabledOptions
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)
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{
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return (dwOptionSetMask & dwEnabledOptions) ? E_FAIL : S_OK;
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}
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HRESULT STDMETHODCALLTYPE GetInterfaceSafetyOptions(
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/* [in] */ REFIID riid,
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/* [out] */ DWORD __RPC_FAR *pdwSupportedOptions,
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/* [out] */ DWORD __RPC_FAR *pdwEnabledOptions
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)
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{
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if (pdwSupportedOptions) *pdwSupportedOptions = 0;
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if (pdwEnabledOptions) *pdwEnabledOptions = 0;
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return S_OK;
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}
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// ISupportErrorInfo methods
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HRESULT STDMETHODCALLTYPE InterfaceSupportsErrorInfo
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(
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/* [in] */ REFIID riid
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)
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{
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return (IID_ISWbemRefresher == riid) ? S_OK : S_FALSE;
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}
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// IProvideClassInfo methods
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HRESULT STDMETHODCALLTYPE GetClassInfo
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(
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/* [in] */ ITypeInfo **ppTI
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)
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{
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return m_Dispatch.GetClassInfo (ppTI);
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}
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};
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//***************************************************************************
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//
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// CLASS NAME:
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//
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// CEnumRefresher
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//
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// DESCRIPTION:
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//
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// Implements the IEnumVARIANT interface for ISWbemRefresher
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//
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//***************************************************************************
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class CEnumRefresher : public IEnumVARIANT
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{
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private:
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long m_cRef;
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CSWbemRefresher *m_pCSWbemRefresher;
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RefreshableItemMap::iterator m_Iterator;
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public:
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CEnumRefresher (CSWbemRefresher *pCSWbemRefresher);
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CEnumRefresher (CSWbemRefresher *pCSWbemRefresher,
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RefreshableItemMap::iterator iterator);
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virtual ~CEnumRefresher (void);
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// Non-delegating object IUnknown
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STDMETHODIMP QueryInterface(REFIID, LPVOID*);
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STDMETHODIMP_(ULONG) AddRef(void);
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STDMETHODIMP_(ULONG) Release(void);
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// IEnumVARIANT
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STDMETHODIMP Next(
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unsigned long celt,
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VARIANT FAR* rgvar,
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unsigned long FAR* pceltFetched
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);
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STDMETHODIMP Skip(
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unsigned long celt
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);
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STDMETHODIMP Reset();
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STDMETHODIMP Clone(
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IEnumVARIANT **ppenum
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);
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};
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//***************************************************************************
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//
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// CLASS NAME:
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//
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// CSWbemHiPerfObjectSet
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//
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// DESCRIPTION:
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//
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// Implements the ISWbemObjectSet interface for IWbemHiPerfEnum
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//
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//***************************************************************************
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class CSWbemHiPerfObjectSet : public ISWbemObjectSet,
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public ISupportErrorInfo,
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public IProvideClassInfo
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{
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private:
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CSWbemServices *m_pSWbemServices;
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CDispatchHelp m_Dispatch;
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CSWbemSecurity *m_SecurityInfo;
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IWbemHiPerfEnum *m_pIWbemHiPerfEnum;
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protected:
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long m_cRef; //Object reference count
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public:
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CSWbemHiPerfObjectSet(CSWbemServices *pService, IWbemHiPerfEnum *pIWbemHiPerfEnum);
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~CSWbemHiPerfObjectSet(void);
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//Non-delegating object IUnknown
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STDMETHODIMP QueryInterface(REFIID, LPVOID*);
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STDMETHODIMP_(ULONG) AddRef(void);
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STDMETHODIMP_(ULONG) Release(void);
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// IDispatch
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STDMETHODIMP GetTypeInfoCount(UINT* pctinfo)
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{return m_Dispatch.GetTypeInfoCount(pctinfo);}
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STDMETHODIMP GetTypeInfo(UINT itinfo, LCID lcid, ITypeInfo** pptinfo)
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{return m_Dispatch.GetTypeInfo(itinfo, lcid, pptinfo);}
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STDMETHODIMP GetIDsOfNames(REFIID riid, OLECHAR** rgszNames,
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UINT cNames, LCID lcid, DISPID* rgdispid)
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{return m_Dispatch.GetIDsOfNames(riid, rgszNames, cNames,
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lcid,
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rgdispid);}
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STDMETHODIMP Invoke(DISPID dispidMember, REFIID riid, LCID lcid,
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WORD wFlags, DISPPARAMS* pdispparams, VARIANT* pvarResult,
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EXCEPINFO* pexcepinfo, UINT* puArgErr)
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{return m_Dispatch.Invoke(dispidMember, riid, lcid, wFlags,
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pdispparams, pvarResult, pexcepinfo, puArgErr);}
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// Collection methods
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HRESULT STDMETHODCALLTYPE get__NewEnum
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(
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/*[out]*/ IUnknown **ppUnk
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);
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HRESULT STDMETHODCALLTYPE get_Count
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(
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/*[out]*/ long *plCount
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);
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HRESULT STDMETHODCALLTYPE Item
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(
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/*[in]*/ BSTR objectPath,
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/*[in]*/ long lFlags,
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/*[out]*/ ISWbemObject **ppObject
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);
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HRESULT STDMETHODCALLTYPE get_Security_
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(
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/* [in] */ ISWbemSecurity **ppSecurity
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);
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// ISupportErrorInfo methods
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HRESULT STDMETHODCALLTYPE InterfaceSupportsErrorInfo
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(
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/* [in] */ REFIID riid
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)
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{
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return (IID_ISWbemObjectSet == riid) ? S_OK : S_FALSE;
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}
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// IProvideClassInfo methods
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HRESULT STDMETHODCALLTYPE GetClassInfo
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(
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/* [in] */ ITypeInfo **ppTI
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)
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{
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return m_Dispatch.GetClassInfo (ppTI);
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}
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// Other methods
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IWbemObjectAccess **ReadObjects (
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unsigned long & iCount
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);
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// Other methods
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CSWbemServices *GetSWbemServices ()
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{
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return m_pSWbemServices;
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}
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};
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//***************************************************************************
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//
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// CLASS NAME:
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//
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// CEnumVarHiPerf
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||
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//
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// DESCRIPTION:
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//
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// Implements the IEnumVARIANT interface for IWbemHiPerfEnum
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||
|
|
//
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//***************************************************************************
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||
|
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|
||
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class CEnumVarHiPerf : public IEnumVARIANT
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{
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private:
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long m_cRef;
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unsigned long m_iCount;
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unsigned long m_iPos;
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IWbemObjectAccess **m_ppIWbemObjectAccess;
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CSWbemHiPerfObjectSet *m_pCSWbemHiPerfObjectSet;
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|
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public:
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CEnumVarHiPerf (CSWbemHiPerfObjectSet *pCSWbemHiPerfObjectSet);
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|
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virtual ~CEnumVarHiPerf (void);
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||
|
|
|
||
|
|
// Non-delegating object IUnknown
|
||
|
|
STDMETHODIMP QueryInterface(REFIID, LPVOID*);
|
||
|
|
STDMETHODIMP_(ULONG) AddRef(void);
|
||
|
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STDMETHODIMP_(ULONG) Release(void);
|
||
|
|
|
||
|
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// IEnumVARIANT
|
||
|
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STDMETHODIMP Next(
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||
|
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unsigned long celt,
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||
|
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VARIANT FAR* rgvar,
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||
|
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unsigned long FAR* pceltFetched
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||
|
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);
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||
|
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||
|
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STDMETHODIMP Skip(
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||
|
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unsigned long celt
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||
|
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);
|
||
|
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STDMETHODIMP Reset()
|
||
|
|
{
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||
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m_iPos = 0;
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||
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SetWbemError (m_pCSWbemHiPerfObjectSet->GetSWbemServices ());
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return WBEM_S_NO_ERROR;
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}
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STDMETHODIMP Clone(
|
||
|
|
IEnumVARIANT **ppenum
|
||
|
|
);
|
||
|
|
};
|
||
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#endif // _REFRESHER_H
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