/**
 * Present when the corresponding menubar is modal.
 */
export declare const modal = "data-modal";
/**
 * Determines the orientation of the menubar.
 * @type {'horizontal' | 'vertical'}
 */
export declare const orientation = "data-orientation";
/**
 * Present when any submenu within the menubar is open.
 */
export declare const hasSubmenuOpen = "data-has-submenu-open";