54 lines
1.5 KiB
C
54 lines
1.5 KiB
C
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#ifndef _EVENT_H_
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#define _EVENT_H_
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#include "iface.h" // for IARPEvent
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//------------------------------------------------------------------------
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//
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// CEventBroker
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//
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// This class brokers events sent from the OSP to the OSP listener
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// or the data source listener.
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//
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//------------------------------------------------------------------------
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class CEventBroker : public IARPEvent
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{
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public:
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// *** IUnknown ***
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STDMETHOD_(ULONG, AddRef) (void);
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STDMETHOD_(ULONG, Release) (void);
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STDMETHOD(QueryInterface) (REFIID riid, LPVOID * ppvObj);
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// *** IARPEvent ***
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STDMETHOD(SetDataSourceListener)(DataSourceListener *);
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STDMETHOD(IsOSPListener) (OLEDBSimpleProviderListener * posp);
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STDMETHOD(SetOSPListener) (OLEDBSimpleProviderListener * posp);
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STDMETHOD(AboutToDeleteRows) (DBROWCOUNT iRowStart, DBROWCOUNT cRows);
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STDMETHOD(DeletedRows) (DBROWCOUNT iRowStart, DBROWCOUNT cRows);
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STDMETHOD(RowsAvailable) (DBROWCOUNT iRowStart, DBROWCOUNT cRows);
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STDMETHOD(RowChanged) (DBROWCOUNT iRow);
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STDMETHOD(LoadCompleted) (void);
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STDMETHOD(LoadAborted) (void);
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STDMETHOD(DataSetChanged) (void);
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CEventBroker(LPWSTR pszQualifier);
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~CEventBroker();
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private:
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ULONG _cRef;
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DataSourceListener * _pdsl;
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OLEDBSimpleProviderListener *_pospl;
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BSTR _cbstrQualifier;
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};
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HRESULT CARPEvent_CreateInstance(REFIID riid, LPVOID * ppvObj, LPWSTR pszQualifier);
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#endif // _EVENT_H_
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