unit Unit3;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  FR_Ctrls, FR_View, ExtCtrls;

type
  TForm3 = class(TForm)
    frPreview1: TfrPreview;
    procedure FormKeyDown(Sender: TObject; var Key: Word;
      Shift: TShiftState);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form3: TForm3;

implementation

{$R *.DFM}

procedure TForm3.FormKeyDown(Sender: TObject; var Key: Word;
  Shift: TShiftState);
begin
  if key = 27 then close;
end;

end.