60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
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//+-------------------------------------------------------------------------
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//
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// Microsoft Windows
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//
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// Copyright (C) Microsoft Corporation, 1997 - 1999
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//
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// File: fmtetc.h
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//
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//--------------------------------------------------------------------------
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#ifndef _INC_CSCUI_FMTETC_H
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#define _INC_CSCUI_FMTETC_H
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class CEnumFormatEtc : public IEnumFORMATETC
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{
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public:
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CEnumFormatEtc(UINT cFormats, LPFORMATETC prgFormats);
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CEnumFormatEtc(const CEnumFormatEtc& ef);
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~CEnumFormatEtc(VOID);
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//
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// IUnknown methods.
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//
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STDMETHODIMP QueryInterface(REFIID riid, LPVOID *ppvOut);
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STDMETHODIMP_(ULONG) AddRef(VOID);
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STDMETHODIMP_(ULONG) Release(VOID);
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//
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// IEnumFORMATETC methods.
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//
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STDMETHODIMP Next(DWORD, LPFORMATETC, LPDWORD);
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STDMETHODIMP Skip(DWORD);
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STDMETHODIMP Reset(VOID);
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STDMETHODIMP Clone(IEnumFORMATETC **);
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//
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// Called to add formats to the enumerator. Used by ctors.
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//
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HRESULT AddFormats(UINT cFormats, LPFORMATETC prgFormats);
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//
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// For implementations non-exception throwing clients.
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//
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bool IsValid(void) const
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{ return SUCCEEDED(m_hrCtor); }
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private:
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LONG m_cRef;
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int m_cFormats;
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int m_iCurrent;
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LPFORMATETC m_prgFormats;
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HRESULT m_hrCtor;
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//
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// Prevent assignment.
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//
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void operator = (const CEnumFormatEtc&);
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};
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#endif // _INC_CSCUI_FMTETC_H
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