import { KeyboardEvent, MouseEvent } from 'react';
/**
 * Returns an `onKeyDown` handler for filter components that use `CustomColumnFilterProps`:
 * - Enter  → calls `confirmFn` then closes the dropdown (also prevents default browser behavior)
 * - Escape → closes the dropdown without confirming
 *
 * Attach to the root element of any filter component.
 */
export declare function useFilterKeyDown(confirmFn: () => void, onCloseDropdown: (e: MouseEvent<HTMLElement>) => void): (e: KeyboardEvent<HTMLElement>) => void;