[Overview][Constants][Types][Classes][Procedures and functions][Index] Reference for unit 'DBCtrls' (#lcl)

TDBNavDataLink

[Properties (by Name)] [Methods (by Name)] [Events (by Name)]

TDBNavDataLink - provides a link between a Database Navigator and a DataSet.

Declaration

Source position: dbctrls.pp line 1440

type TDBNavDataLink = class(TDataLink)

protected

  procedure EditingChanged; override;

  

EditingChanged - method to process a change in the Editing property of the navigator.

  procedure DataSetChanged; override;

  

DataSetChanged - method to process a change in the data set attached to the navigator.

  procedure ActiveChanged; override;

  

ActiveChanged - method to process a change in the Active property of the navigator.

public

  constructor Create();

  

Constructor for the class instance.

end;

Inheritance

TDBNavDataLink

  

TDBNavDataLink - provides a link between a Database Navigator and a DataSet.

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TDataLink

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TObject

Description

TDBNavDataLink is a TDataLink descendant used to maintain an association between a database navigator control, and a datasource with a dataset. It provides additional methods called when values assigned to the data link have been changed. An internal member is maintained with the TDBCustomNavigator control for the association.

See also

TDBCustomNavigator

  

TDBCustomNavigator - the base class for TDBNavigator, a tool for navigating through the records of a dataset.

TDataLink

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