TGetColumnDataEvent Procedure Reference

This type is used for the TDALoader.OnGetColumnData event.

TGetColumnDataEvent = procedure (Sender: TObject; Column: TDAColumn; Row: integer; var Value: variant; var IsEOF: boolean) of object;

Parameters

Sender

An object that raised the event.

Column

Points to TDAColumn object that corresponds to the current loading column.

Row

Indicates the current loading record.

Value

Holds column values.

IsEOF

True, if data loading needs to be stopped.