import { LitElement } from 'lit';
/**
 * Tooltips are floating containers for displaying additional information
 * for the currently focused element. A tooltip can be useful when you want
 * to e.g. give a hint about an existing Command Menu shortcut.
 *
 * @status ready
 * @category overlay
 * @slot - The tooltip content
 * @slot shortcut - Optional slot that holds shortcut keys to access the subject
 * @cssprop [--n-tooltip-max-size=50ch] - Controls the maximum inline size, or width, of the tooltip.
 */
export default class Tooltip extends LitElement {
    static styles: import("lit").CSSResult[];
    private static lastOpened?;
    private shortcutSlot;
    private events;
    private currentElement?;
    private timeoutId?;
    /**
     * the proxy element is for cases where the targetElement is a web component,
     * and the WC has a focusable child in its shadow root e.g. a button component.
     * in this case, when the tooltip is shown, we inject the proxy into targetElement's shadow root
     * and wire up aria-describedby from the focusable element to the proxy.
     * when the tooltip is hidden, we remove the proxy and remove the aria-describedby relationship.
     */
    private proxy?;
    /**
     * The current state of the tooltip, dependent on the state machine
     */
    private state;
    private coords;
    /**
     * Control the position of the tooltip component.
     * When set to "none", the tooltip will be shown above
     * but accommodate for browser boundaries.
     */
    position: 'block-end' | 'block-start' | 'inline-start' | 'inline-end';
    /**
     * The tooltip role, set on the component by default.
     */
    role: string;
    /**
     * The id for the active element to reference via aria-describedby.
     */
    id: string;
    /**
     * The delay in milliseconds before the tooltip is opened.
     */
    delay: number;
    /**
     * Apply all event listeners
     */
    connectedCallback(): void;
    disconnectedCallback(): void;
    render(): import("lit").TemplateResult<1>;
    protected handleIdChange(): void;
    private handleStateChange;
    /**
     * Setting and updating the position of the tooltip
     */
    private updatePosition;
    private hideTooltip;
    private reposition;
    private handleShow;
    private handleHide;
    private hideOnEscape;
    private addDescribedBy;
    private removeDescribedBy;
}
declare global {
    interface HTMLElementTagNameMap {
        'nord-tooltip': Tooltip;
    }
}