/**
 * Abstracts native browser event listener registration.
 * Instead, this helper exposes hooks (eg. onPageVisible) that handle
 * specific use cases.
 *
 * This is an effort to decouple event handling from the Clerk singleton,
 * any future events should be handled here.
 *
 * @internal
 */
export declare const createPageLifecycle: () => {
    onPageFocus: (..._args: any[]) => void;
} | {
    onPageFocus: (cb: () => void) => void;
};