37 lines
1.3 KiB
C
37 lines
1.3 KiB
C
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// implements the dataobject for a deskbar band
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extern UINT g_cfDeskBand;
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extern UINT g_cfDeskBandState;
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class CBandDataObject : public IDataObject
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{
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public:
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// *** IUnknown ***
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virtual STDMETHODIMP QueryInterface(REFIID riid, LPVOID * ppvObj);
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virtual STDMETHODIMP_(ULONG) AddRef(void);
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virtual STDMETHODIMP_(ULONG) Release(void);
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// IDataObject methods
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STDMETHODIMP GetData(FORMATETC *pfmtetcIn, STGMEDIUM *pstgmed);
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STDMETHODIMP GetDataHere(FORMATETC *pfmtetc, STGMEDIUM *pstgpmed);
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STDMETHODIMP QueryGetData(FORMATETC *pfmtetc);
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STDMETHODIMP GetCanonicalFormatEtc(FORMATETC *pfmtetcIn, FORMATETC *pfmtetcOut);
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STDMETHODIMP SetData(FORMATETC *pfmtetc, STGMEDIUM *pstgmed, BOOL bRelease);
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STDMETHODIMP EnumFormatEtc(DWORD dwDirection, IEnumFORMATETC **ppienumFormatEtc);
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STDMETHODIMP DAdvise(FORMATETC *pfmtetc, DWORD dwAdviseFlags, IAdviseSink * piadvsink, PDWORD pdwConnection);
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STDMETHODIMP DUnadvise(DWORD dwConnection);
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STDMETHODIMP EnumDAdvise(IEnumSTATDATA **ppienumStatData);
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CBandDataObject();
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HRESULT Init(IUnknown* punkBand, IBandSite *pbs, DWORD dwBandID);
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protected:
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~CBandDataObject();
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ULONG _cRef;
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IStream* _pstm; // band state (IPS::Save)
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DWORD _dwState; // band's bandsite state (DWORD *)
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};
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