classmameChose::MetaBoxsys::Obj fwt::Widget fwt::Canvas mameChose::ContentBox mameChose::MetaBoxMetaBoxgap Int gapmakenew make(Rect bounds, Int fontSize)paintContentsvirtual override Void paintContents(Graphics g)showRom Void showRom(Rom? rom)snapFolder File snapFoldertext Color text := Color.white