给系统菜单添加菜单项

本例效果图:

---

unit Unit1;



interface



uses

  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,

  Dialogs;



type

  TForm1 = class(TForm)

    procedure FormCreate(Sender: TObject);

    procedure SysMenu(var msg: TWMMenuSelect); message WM_SYSCOMMAND;

  end;



var

  Form1: TForm1;



implementation



{$R *.dfm}



procedure TForm1.FormCreate(Sender: TObject);

var

  hm: HMENU;

begin

  hm := GetSystemMenu(Handle, False);

  AppendMenu(hm, MFT_SEPARATOR, 0, nil);

  AppendMenu(hm, MFT_STRING, 100, '新菜单项');

end;



procedure TForm1.SysMenu(var msg: TWMMenuSelect);

begin

  if msg.IDItem = 100 then

    ShowMessage('新菜单项')

  else inherited;

end;



end.