85 lines
1.9 KiB
C
85 lines
1.9 KiB
C
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/*++
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Copyright (C) 1996-1999 Microsoft Corporation
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Module Name:
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counters.h
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Abstract:
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Header file for the implementation of the ICounters object.
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--*/
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#ifndef _COUNTERS_H_
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#define _COUNTERS_H_
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class CPolyline;
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class CImpICounters : public ICounters
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{
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protected:
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ULONG m_cRef;
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CPolyline *m_pObj;
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LPUNKNOWN m_pUnkOuter;
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public:
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CImpICounters(CPolyline*, LPUNKNOWN);
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~CImpICounters();
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/* IUnknown methods */
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STDMETHOD(QueryInterface) (REFIID riid, LPVOID *ppvObj);
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STDMETHOD_(ULONG, AddRef) ();
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STDMETHOD_(ULONG, Release) ();
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/* IDispatch methods */
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STDMETHOD(GetTypeInfoCount) (UINT *pctinfo);
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STDMETHOD(GetTypeInfo)(UINT itinfo, LCID lcid, ITypeInfo **pptinfo);
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STDMETHOD(GetIDsOfNames) (REFIID riid, OLECHAR **rgszNames,
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UINT cNames, LCID lcid, DISPID *rgdispid);
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STDMETHOD(Invoke) (DISPID dispidMember, REFIID riid, LCID lcid,WORD wFlags,
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DISPPARAMS *pdispparams, VARIANT *pvarResult,
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EXCEPINFO *pexcepinfo, UINT *puArgErr);
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/* Counters methods */
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STDMETHOD(get_Count) (long *pLong);
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STDMETHOD(get__NewEnum) (IUnknown **ppIunk);
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STDMETHOD(get_Item) (VARIANT index, DICounterItem **ppI);
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STDMETHOD(Add) (BSTR bstrPath, DICounterItem **ppI);
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STDMETHOD(Remove) (VARIANT index);
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};
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typedef CImpICounters *PCImpICounters;
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// Counter enumerator
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class CImpIEnumCounter : public IEnumVARIANT
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{
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protected:
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DWORD m_cRef;
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PCGraphItem *m_paGraphItem;
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ULONG m_cItems;
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ULONG m_uCurrent;
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public:
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CImpIEnumCounter (VOID);
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HRESULT Init (PCGraphItem pGraphItem, INT cItems);
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// IUnknown methods
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STDMETHOD(QueryInterface) (REFIID riid, LPVOID *ppvObj);
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STDMETHOD_(ULONG, AddRef) ();
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STDMETHOD_(ULONG, Release) ();
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// Enum methods
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STDMETHOD(Next) (ULONG cItems, VARIANT *varItems, ULONG *pcReturned);
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STDMETHOD(Skip) (ULONG cSkip);
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STDMETHOD(Reset) (VOID);
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STDMETHOD(Clone) (IEnumVARIANT **pIEnum);
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};
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#endif //_COUNTERS_H_
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