Etendre le menu système

unit Unit1;

interface

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

type
TForm1 = class(TForm)
BitBtn1: TBitBtn;
procedure FormCreate(Sender: TObject);
private
procedure WMSysCommand(VAR Message: TWMSysCommand); message WM_SYSCOMMAND;
{ Private-Deklarationen }
public
{ Public-Deklarationen }
end;

var
Form1: TForm1;
implementation

uses Unit2;

{$R *.DFM}

procedure TForm1.WMSysCommand( var Message: TWMSysCommand);
begin
Inherited;
IF Message.CmdType = $F200 THEN form2.showmodal
end;

procedure TForm1.FormCreate(Sender: TObject);
var
s : string;
begin
s := '&Copyright...';
AppendMenu(GetSystemMenu(Handle, False), MF_STRING, $F200, PChar(s));
end;