import { PropertyValueMap } from 'lit';
import { DdsElement } from '../../internal/dds-hu-element';
declare const LANDMARK_TAGS: {
    readonly aside: import('lit-html/static.js').StaticValue;
    readonly nav: import('lit-html/static.js').StaticValue;
};
export type SideNavLandmark = keyof typeof LANDMARK_TAGS;
/**
 * `dap-ds-sidenav`
 * @summary Side navigation is a list of links that are used to navigate to different sections of a page.
 * @element dap-ds-sidenav
 * @title - Side navigation
 *
 * @event {{ href: string, event: Event }} dds-item-click - Event fired when the side navigation item is clicked.
 *
 * @slot - The content of the side navigation.
 *
 * @csspart base - The main side navigation container.
 * @csspart menu - The menu of the side navigation.
 */
export default class DapDSSideNav extends DdsElement {
    static tagName: string;
    /** The label of the side navigation, if aria label is not provided, it will be used as aria label */
    label: string;
    /** The active href of the side navigation, to explicitly set the active item, if not provided, it will be set based on the current location */
    activeHref: string;
    /** The size of the side navigation */
    size: 'xs' | 'sm' | 'lg';
    /**
     * The landmark element to render. `aside` exposes a complementary landmark; `nav`
     * exposes a navigation landmark, so the sidenav is listed when a screen-reader user
     * asks for the page's navigation.
     *
     * Defaults to `aside` because that is what this component has always rendered, and
     * changing the landmark of every existing sidenav is not this component's call: a
     * sidenav that is genuinely a sidebar should stay complementary. Set `nav` when the
     * sidenav is the primary way to move around the view.
     * @type {'aside' | 'nav'}
     */
    landmark: SideNavLandmark;
    static readonly styles: import('lit').CSSResult;
    protected firstUpdated(_changedProperties: PropertyValueMap<any> | Map<PropertyKey, unknown>): void;
    attributeChangedCallback(name: string, _old: string | null, value: string | null): void;
    private removeActive;
    private setActive;
    private handleClick;
    render(): import('lit-html').TemplateResult;
}
export {};