TDrawGrid Row/Col????

Hello,

How can I copy 1 Row or Col from one DrawGrid and paste it to another
DrawGrid?? Is this possible??

I have this:

procedure TfrmTestAdnan.DrawGrid1DragOver(Sender, Source: TObject; X,
  Y: Integer; State: TDragState; var Accept: Boolean);
begin
  Accept := Source is TDrawGrid;
end;

procedure TfrmTestAdnan.DrawGrid1DragDrop(Sender, Source: TObject; X,
  Y: Integer);
begin
  if (Sender is TDrawGrid) and (Source is TDrawGrid) then
  begin
    with Sender as TDrawGrid do
    begin
     WHAT TO DO HERE???????????????????????
    end;
  end;

end;

Thnks...........

Adnan