/**
 * @internal
 *
 * Set focus on descendant nodes until the first focusable element is found.
 * @param element - DOM node for which to find the first focusable descendant.
 * @param options - Options to determine if the focus ring should be shown.
 * @returns true if a focusable element is found and focus is set.
 */
export declare const focusFirstDescendant: (element: HTMLElement | null, options?: {
    focusVisible?: boolean;
}) => boolean;