import { RefObject } from 'react';
/**
 * Tracks whether the nearest DataTable cell ancestor of `elementRef` is focused.
 * Replaces CellFocusContext for status cells — avoids a React context for the
 * common case while keeping reactive state where needed (tooltip visibility).
 *
 * @param elementRef Ref to the element whose cell-focus state we want to track.
 * @returns True when the cell ancestor currently contains document.activeElement.
 */
export declare function useCellFocusListener(elementRef: RefObject<HTMLElement>): boolean;
