47 lines
1.7 KiB
C
47 lines
1.7 KiB
C
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#ifndef _DATAPRV_H_
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#define _DATAPRV_H_
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#include "simpdata.h"
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// This is the data source object that works from any IShellFolder.
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class CSimpleData : public OLEDBSimpleProvider
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{
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public:
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CSimpleData(OLEDBSimpleProviderListener **pplisener) : _ppListener(pplisener) { }
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~CSimpleData();
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// IUnknown
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STDMETHOD(QueryInterface)(REFIID, LPVOID FAR*) PURE;
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STDMETHOD_(ULONG,AddRef)(THIS) PURE;
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STDMETHOD_(ULONG,Release)(THIS) PURE;
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// OLEDBSimpleProvider
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STDMETHOD(getRowCount)(DBROWCOUNT *pcRows);
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STDMETHOD(getColumnCount)(DB_LORDINAL *pcColumns);
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STDMETHOD(getRWStatus)(DBROWCOUNT iRow, DB_LORDINAL iCol, OSPRW *prwStatus);
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STDMETHOD(getVariant)(DBROWCOUNT iRow, DB_LORDINAL iCol, OSPFORMAT fmt, VARIANT *pVar);
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STDMETHOD(setVariant)(DBROWCOUNT iRow, DB_LORDINAL iCol, OSPFORMAT fmt, VARIANT Var);
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STDMETHOD(getLocale)(BSTR *pbstrLocale);
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STDMETHOD(deleteRows)(DBROWCOUNT iRow, DBROWCOUNT cRows, DBROWCOUNT *pcRowsDeleted);
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STDMETHOD(insertRows)(DBROWCOUNT iRow, DBROWCOUNT cRows, DBROWCOUNT *pcRowsInserted);
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STDMETHOD(find)(DBROWCOUNT iRowStart, DB_LORDINAL iColumn, VARIANT val, OSPFIND findFlags, OSPCOMP compType, DBROWCOUNT *piRowFound);
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STDMETHOD(addOLEDBSimpleProviderListener)(OLEDBSimpleProviderListener *pospIListener);
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STDMETHOD(removeOLEDBSimpleProviderListener)(OLEDBSimpleProviderListener *pospIListener);
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STDMETHOD(getEstimatedRows)(DBROWCOUNT *pcRows);
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STDMETHOD(isAsync)(BOOL *pbAsync);
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STDMETHOD(stopTransfer)();
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public:
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HRESULT SetShellFolder(IShellFolder *psf);
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private:
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HRESULT _DoEnum();
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OLEDBSimpleProviderListener **_ppListener;
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IShellFolder *_psf;
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HDPA _hdpa;
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};
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#endif _DATAPRV_H_
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