unit DemoFor2;

interface

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

type
  TFormDemo2 = class(TForm)
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  FormDemo2: TFormDemo2;

implementation

{$R *.DFM}

procedure TFormDemo2.Button1Click(Sender: TObject);
begin
  ShowMessage ('Hello!');
end;

end.