Event that is being called if aoAutoAddFields option is set in ActivationOptions property. This event is called for each field inside a linked DataSet.

property OnAddFieldQuery: TNxAddFieldQueryEvent read FOnAddFieldQuery write FOnAddFieldQuery;

Field

TField

Field being added.

ColumnClass

TNxColumnClass

Class of column which will be added. The value can be changed and other column type (meta class) can be specified.

Accept

Boolean

Specifies whether Field will be added or ignored. Default value is True, but the value can be changed.

Example

procedure TForm1.NextDBGrid61AddFieldQuery(Sender: TObject; Field: TField;
  var ColumnClass: TNxColumnClass; var Accept: Boolean);
begin
  if Field.FieldName = 'Progress' then
  begin
    Field.DisplayLabel := 'Header Caption';
    ColumnClass := TNxDBTrackbarColumn6;
  end;
end;