Class MDataProviderObserver

class MDataProviderObserver;

Description

MDataProviderObserver provides a virtual interface for any class to observe any MDataProvider, and provide data receiving services.

Members

Defined in MDataProviderObserver:

• MDataProviderObserverReserved1()Intended Usage : Reserved for future expansion.
• MDataProviderObserverReserved2()Intended Usage : Reserved for future expansion.
• ProcessDataL(HBufC8 &)Intended Usage : Called by the data provider to request processing of the data w...
• SetBaseUriL(const TDesC *)Intended Usage : Set the URI that the DataProvider considers the base URI for th...
• SetDataExpected(TInt)Intended Usage : The report of how many bytes of data is expected to be passed t...
• SetDocumentTypeL(const TDesC &)Intended Usage : The request to construct a CDataHandler to process data of aDat...
• SetDocumentTypeL(const TDesC &,const TDesC &)Intended Usage : The request to construct a CDataHandler for aDataType with non ...
• SetStatus(TInt)Intended Usage : Called by the data provider to report its status to its observe...

virtual void ProcessDataL(HBufC8 &aBuffer)=0;

Description

Intended Usage : Called by the data provider to request processing of the data within the buffer.

Parameters

virtual void SetStatus(TInt aStatusCode=KErrNone)=0;

Description

Intended Usage : Called by the data provider to report its status to its observer. A status code which is either a standard error condition, (i.e. < 0), a percentage complete value, ( 0 > aStatus < 100), OR a TPluginStatus value.

Parameters

virtual void SetDocumentTypeL(const TDesC &aDataType)=0;

Description

Intended Usage : The request to construct a CDataHandler to process data of aDataType, where aDataType is a string to match against some plugins declared data handling ability.

Parameters

virtual void SetDocumentTypeL(const TDesC &aDataType, const TDesC &aContentType)=0;

Description

Intended Usage : The request to construct a CDataHandler for aDataType with non default document encoding where aDataType is a string to match against some plugins declared data handling ability.

Parameters

virtual void SetDataExpected(TInt aAmountExpected)=0;

Description

Intended Usage : The report of how many bytes of data is expected to be passed to ProcessDataL, enabling age reporting capabilities.

Parameters

virtual void SetBaseUriL(const TDesC *aBaseUri)=0;

Description

Intended Usage : Set the URI that the DataProvider considers the base URI for the current data.

Parameters

private: virtual void MDataProviderObserverReserved1()=0;

Description

Intended Usage : Reserved for future expansion.

private: virtual void MDataProviderObserverReserved2()=0;

Description

Intended Usage : Reserved for future expansion.