Class MDaObserver

class MDaObserver;

Description

Database application observer.

Members

Defined in MDaObserver:
AlertWin(), DeleteRowL(), EDefaultNotification, EIncrementalNotification, ENoRecordsInDatabase, ENoRecordsInView, ENotFoundYet, ERecordAdded, ERecordDeleted, ERecordUpdated, ESearchComplete, EStartSearch, NextL(), PreviousL(), ResetVisibleRange(), TNotification, UpdateL()

inline virtual void DeleteRowL();

Description

Row deletion operation.

It has an empty default implementation.

inline virtual void NextL();

Description

Next row operation.

It has an empty default implementation.

inline virtual void PreviousL();

Description

Previous row operation.

It has an empty default implementation.

inline virtual void ResetVisibleRange();

Description

Unused.

It has an empty default implementation.

virtual void UpdateL(TInt aNotification)=0;

Description

Updates the display to show the specified change.

Parameters

TInt aNotification Notification code: a TNotification value

inline virtual void AlertWin(const TDesC &);

Description

Requests an alert window.

It has an empty default implementation.

Parameters

const TDesC &

TNotification

Description

Database application observer notification codes.

EDefaultNotification Perform default update. EIncrementalNotification Operation is in progress. ENoRecordsInView No records in the view. ENoRecordsInDatabase No records in the database. ESearchComplete Search operation has completed. EStartSearch Search operation has begun. ENotFoundYet Operation is in progress, with no result yet found. ERecordAdded Record has been added. ERecordDeleted Record has been deleted. ERecordUpdated Record has been updated.