Можно ли сделать в Memo курсор горизонтальный, как в командной строке?

unit Unit1;
interface

uses
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls;

type
TForm1 = class(TForm)
 Edit1: TEdit;
   Memo1: TMemo;
 procedure FormCreate(Sender: TObject);
 procedure FormDestroy(Sender: TObject);
private   {Private declarations}
public    {Public declarations}
 CaretBm : TBitmap;
 CaretBmBk : TBitmap;
 OldEditsWindowProc : Pointer;
end;

var
Form1: TForm1;

implementation
{$R *.DFM}

type
WParameter = LongInt;
LParameter = LongInt;

{New windows procedure for the edit control}
function NewWindowProc(WindowHandle:hWnd; TheMessage:WParameter; ParamW:WParameter; ParamL:LParameter):LongInt; stdcall;
begin
{Call the old edit controls windows procedure}
NewWindowProc := CallWindowProc(Form1.OldEditsWindowProc, WindowHandle, TheMessage, ParamW, ParamL);
if TheMessage = WM_SETFOCUS then
begin
 CreateCaret(WindowHandle, Form1.CaretBm.Handle, 0, 0);
 ShowCaret(WindowHandle);
end;
if TheMessage = WM_KILLFOCUS then
begin
 HideCaret(WindowHandle);
 DestroyCaret;
end;
if TheMessage = WM_KEYDOWN then
begin
 if ParamW = VK_BACK
   then
  CreateCaret(WindowHandle, Form1.CaretBmBk.Handle, 0, 0)
 else
  CreateCaret(WindowHandle, Form1.CaretBm.Handle, 0, 0);
 ShowCaret(WindowHandle);
end;
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
//  CaretBm := TBitmap.Create;
//  CaretBm.Canvas.Font.Name := 'Arial';
//  CaretBm.Canvas.Font.Height := Edit1.Font.Height;
//  CaretBm.Canvas.Font.Color := clWhite;
//  CaretBm.Width := CaretBm.Canvas.TextWidth('_') + 2;
//  CaretBm.Height := CaretBm.Canvas.TextHeight('_') + 2;
//  CaretBm.Canvas.Brush.Color := clBlue;
//  CaretBm.Canvas.FillRect(Rect(0, 0, CaretBm.Width, CaretBm.Height));
//  CaretBm.Canvas.TextOut(1, 1, '_');
//  CaretBmBk := TBitmap.Create;
//  CaretBmBk.Canvas.Font.Name := 'Arial';
//  CaretBmBk.Canvas.Font.Height := Edit1.Font.Height;
//  CaretBmBk.Canvas.Font.Color := clWhite;
//  CaretBmBk.Width := CaretBmBk.Canvas.TextWidth('_') + 2;
//  CaretBmBk.Height := CaretBmBk.Canvas.TextHeight('_') + 2;
//  CaretBmBk.Canvas.Brush.Color := clBlue;
//  CaretBmBk.Canvas.FillRect(Rect(0,0, CaretBmBk.Width, CaretBmBk.Height));
//  CaretBmBk.Canvas.TextOut(1, 1, '_');
//  OldEditsWindowProc := Pointer(SetWindowLong(Edit1.Handle,GWL_WNDPROC, LongInt(@NewWindowProc)));

CaretBm := TBitmap.Create;
CaretBm.Canvas.Font.Name := 'Arial';
CaretBm.Canvas.Font.Height := memo1.Font.Height;
CaretBm.Canvas.Font.Color := clWhite;
CaretBm.Width := CaretBm.Canvas.TextWidth('_') + 2;
CaretBm.Height := CaretBm.Canvas.TextHeight('_') + 2;
CaretBm.Canvas.Brush.Color := clBlue;
CaretBm.Canvas.FillRect(Rect(0, 0, CaretBm.Width, CaretBm.Height));
CaretBm.Canvas.TextOut(1, 1, '_');
CaretBmBk := TBitmap.Create;
CaretBmBk.Canvas.Font.Name := 'Arial';
CaretBmBk.Canvas.Font.Height := memo1.Font.Height;
CaretBmBk.Canvas.Font.Color := clWhite;
CaretBmBk.Width := CaretBmBk.Canvas.TextWidth('_') + 2;
CaretBmBk.Height := CaretBmBk.Canvas.TextHeight('_') + 2;
CaretBmBk.Canvas.Brush.Color := clBlue;
CaretBmBk.Canvas.FillRect(Rect(0,0, CaretBmBk.Width, CaretBmBk.Height));
CaretBmBk.Canvas.TextOut(1, 1, '_');
OldEditsWindowProc := Pointer(SetWindowLong(memo1.Handle,GWL_WNDPROC, LongInt(@NewWindowProc)));
end;

procedure TForm1.FormDestroy(Sender: TObject);
begin
SetWindowLong(memo1.Handle,GWL_WNDPROC, LongInt(OldEditsWindowProc));
CaretBm.Free;
CaretBmBk.Free;
end;

end.

Thanks.