import { RefObject } from 'react';
/**
 * Custom hook to measure element height using ResizeObserver.
 * Returns the height of the element referenced by the returned ref.
 * @param enabled - Whether the observer is enabled
 * @returns A tuple of [ref, height]
 */
export declare function useElementHeight<T extends HTMLElement = HTMLElement>(enabled: boolean): [RefObject<T | null>, number];