import { type EventEmitter } from '../../stencil-public-runtime';
import type { HeaderNavSelectDetail, HeaderNavToggleDetail } from './mud-header.types';
/**
 * Header navigation item — a top-bar entry inside `mud-header`'s `nav` slot.
 *
 * Renders as a link (`href`) or a button. Expandable items carry a trailing
 * chevron and toggle a mega-menu (wired by the consumer via `mudNavToggle`).
 *
 * @element mud-header-nav-item
 * @slot - The item label (overrides the `label` prop).
 * @part item - The interactive entry.
 */
export declare class MudHeaderNavItem {
    /** Value reported on activation. */
    value?: string;
    /** Label text (overridden by slotted content). */
    label?: string;
    /** Whether the item opens a dropdown/mega-menu (renders a trailing chevron). */
    expandable: boolean;
    /** Whether the dropdown is open. */
    expanded: boolean;
    /** Whether the item is the active/open entry. */
    active: boolean;
    /** Whether the item is disabled. */
    disabled: boolean;
    /** Optional status hint, shown as a hover/focus tooltip (e.g. "În curând"). */
    tag?: string;
    /** Render as a link to this destination. */
    href?: string;
    host: HTMLMudHeaderNavItemElement;
    /** Fired when a non-expandable item is activated. */
    mudNavSelect: EventEmitter<HeaderNavSelectDetail>;
    /** Fired when an expandable item is opened or closed. */
    mudNavToggle: EventEmitter<HeaderNavToggleDetail>;
    /** Links the status tooltip to the item via `aria-describedby`. */
    private readonly tooltipId;
    private handleClick;
    private renderContent;
    render(): any;
}