import type { DRefExtra } from '@react-devui/hooks/useRefExtra';
import React from 'react';
export interface DAffixRef {
    sticky: boolean;
    updatePosition: () => void;
}
export interface DAffixProps {
    children: React.ReactElement;
    dTarget?: DRefExtra | false;
    dTop?: number | string;
    dZIndex?: number | string;
}
export declare const DAffix: React.ForwardRefExoticComponent<DAffixProps & React.RefAttributes<DAffixRef>>;