/// <reference types="react" />
export declare function getNextFocusTarget(containerObjectRef: React.RefObject<HTMLDivElement>, focusedIdRef: React.MutableRefObject<string | null>): null | HTMLElement;
export declare function onUnregisterActive(focusableElement: HTMLElement, navigationAPI: React.RefObject<{
  getFocusTarget: () => HTMLElement | null;
}>): void;