type
 TForm1 = class(TForm)
 DataSource1: TDataSource;
 Table1: TTable;
 Button1: TButton;
 end;

 procedure TForm1.Button1Click(Sender: TObject);
 var
 SeekValue: string;
 begin
 Table1.DisableControls;
 Table1.FindKey([SeekValue]);
 Table1.EnableControls;
 end;