Menu: DefineComponent<
    ExtractPropTypes<
        {
            open: {
                default: undefined;
                type: PropType<undefined | null | string>;
            };
            orientation: {
                default: string;
                type: PropType<undefined | "horizontal" | "vertical">;
            };
        },
    >,
    () => VNode<RendererNode, RendererElement, { [key: string]: any }>,
    {},
    {},
    {},
    ComponentOptionsMixin,
    ComponentOptionsMixin,
    ("select" | "update:open")[],
    "select" | "update:open",
    PublicProps,
    ToResolvedProps<
        ExtractPropTypes<
            {
                open: {
                    default: undefined;
                    type: PropType<undefined | null | string>;
                };
                orientation: {
                    default: string;
                    type: PropType<undefined | "horizontal" | "vertical">;
                };
            },
        >,
        ("select" | "update:open")[],
    >,
    {
        open: undefined | null | string;
        orientation: undefined | "horizontal" | "vertical";
    },
    {},
    {},
    {},
    string,
    ComponentProvideOptions,
    true,
    {},
    any,
> = ...

Menubar / navigation menu with single-level submenus rendered in the top layer. Compose with <MenuItem>; nest a flyout via the submenu slot. The open submenu works uncontrolled or with v-model:open (a submenu value or null), and activating a leaf item emits select with its value.