import { type FC, type ReactNode } from 'react';
export declare function usePortal(): {
    portalRoot: HTMLDivElement | null;
    isPortalRootMounted: () => boolean;
    isChildPortal: (element: HTMLElement | null) => boolean;
    PortalParentProvider: FC<{
        children: ReactNode;
    }>;
    createPortal: (children: ReactNode) => import("react").ReactPortal | null;
};