171 lines
4.4 KiB
C++
171 lines
4.4 KiB
C++
//***************************************************************************
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//
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// Copyright (c) 2000 Microsoft Corporation
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//
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// scope.h
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//
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// alanbos 16-Feb-00 Created.
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//
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// Path component helper implementation.
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//
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//***************************************************************************
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#ifndef _PATHCMPS_H_
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#define _PATHCMPS_H_
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class CSWbemObjectPathComponents;
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class CEnumObjectPathComponent;
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//***************************************************************************
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//
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// CLASS NAME:
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//
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// CSWbemObjectPathComponents
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//
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// DESCRIPTION:
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//
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// Implements the ISWbemObjectPathComponents interface.
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//
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//***************************************************************************
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class CSWbemObjectPathComponents : public ISWbemObjectPathComponents,
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public ISupportErrorInfo,
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public IProvideClassInfo
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{
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friend CEnumObjectPathComponent;
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private:
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CDispatchHelp m_Dispatch;
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CWbemPathCracker *m_pCWbemPathCracker;
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bool m_bMutable;
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protected:
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long m_cRef; //Object reference count
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public:
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CSWbemObjectPathComponents(CWbemPathCracker *pCWbemPathCracker, bool bMutable = true);
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CSWbemObjectPathComponents (const BSTR & bsPath, bool bMutable = true);
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virtual ~CSWbemObjectPathComponents(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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// ISWbemObjectPathComponents 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]*/ BSTR *bsComponent
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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]*/ BSTR bsComponent,
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/*[in, defaultvalue(-1)]*/ long iIndex
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);
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HRESULT STDMETHODCALLTYPE Remove (
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/*[in]*/ long iIndex
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);
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HRESULT STDMETHODCALLTYPE DeleteAll (
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);
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HRESULT STDMETHODCALLTYPE Set (
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/*[in]*/ BSTR bsComponent,
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/*[in, defaultvalue(-1)]*/ long iIndex
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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_ISWbemObjectPathComponents == 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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// CEnumObjectPathComponent
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//
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// DESCRIPTION:
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//
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// Implements the IEnumVARIANT interface for ISWbemObjectPathComponents
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//
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//***************************************************************************
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class CEnumObjectPathComponent : 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_iIndex;
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CWbemPathCracker *m_pCWbemPathCracker;
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bool m_bMutable;
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public:
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CEnumObjectPathComponent (CWbemPathCracker *pCWbemPathCracker, bool bMutable = true);
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virtual ~CEnumObjectPathComponent (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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#endif // _SCOPE_H
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