import * as React from 'react';
import { ReactNode } from 'react';
import "union-design/lib/affix/styles/css";
export interface AffixProps {
    /**
     * 类型
     */
    target?: () => HTMLElement;
    offsetBottom?: number;
    offsetTop?: number;
    onChange?: (affixed: any) => void;
    content?: ReactNode;
    style?: object;
}
declare const Affix: React.FC<AffixProps>;
export default Affix;