import type { KeyboardEventHandler } from "react";
/**
 * This will conditionally close the dialog when the escape key is pressed.
 *
 * @param onRequestClose - The function to call to close the dialog.
 * @param disabled - Boolean if the escape key functionality should be disabled
 * @param onKeyDown - An optional keydown event handler to also call.
 * @returns A keydown event handler
 */
export declare function useCloseOnEscape<E extends HTMLElement>(onRequestClose: () => void, disabled: boolean, onKeyDown?: KeyboardEventHandler<E>): KeyboardEventHandler<E> | undefined;