import { type RefObject } from 'react';
export declare const PortalContext: import("react").Context<{
    top?: boolean | undefined;
    setTop?: ((top: boolean | undefined) => void) | undefined;
    refs?: RefObject<HTMLElement>[] | undefined;
    setRefs?: ((refs: RefObject<HTMLElement>[]) => void) | undefined;
    clearRefs?: (() => void) | undefined;
}>;
export declare function usePortalContext(): {
    top?: boolean | undefined;
    setTop?: ((top: boolean | undefined) => void) | undefined;
    refs?: RefObject<HTMLElement>[] | undefined;
    setRefs?: ((refs: RefObject<HTMLElement>[]) => void) | undefined;
    clearRefs?: (() => void) | undefined;
};