Fl_Menu_Window(int W, int H, const char *L=0);

function Create
       (W, H : in Integer;
        Text : in String := "")
    return Menu_Window;

Fl_Menu_Window(int X, int Y, int W, int H, const char *L=0);

function Create
       (X, Y, W, H : in Integer;
        Text       : in String := "")
    return Menu_Window;

void clear_overlay();

procedure Clear_Overlay
       (This : in out Menu_Window);

void erase();

procedure Erase
       (This : in out Menu_Window);

void flush();

procedure Flush
       (This : in out Menu_Window);

void hide();

procedure Hide
       (This : in out Menu_Window);

unsigned int overlay();

function Is_Overlay
       (This : in Menu_Window)
    return Boolean;

void set_overlay();

procedure Set_Overlay
       (This  : in out Menu_Window;
        Value : in     Boolean := True);

void show();

procedure Show
       (This : in out Menu_Window);