import React, { CSSProperties, HTMLAttributes, ReactNode } from 'react';
import { WithRef } from '../utils/type';
export declare type AlertType = 'default' | 'info' | 'error' | 'success' | 'warning';
export declare type AlertClosableObject = {
    icon?: ReactNode;
    onClose?(): void;
};
export declare type AlertClosable = boolean | AlertClosableObject;
export declare type AlertProps = {
    /** 左侧 icon */
    icon?: ReactNode;
    type?: AlertType;
    message: ReactNode;
    desc?: ReactNode;
    /**
     * 是否可关闭 & 自定义关闭按钮和 onClose
     *
     * 如果为 `true` 则会用默认的关闭图标
     *
     * @default undefined
     */
    closable?: AlertClosable;
    className?: string;
    style?: CSSProperties;
    /**
     * 根元素的 html 属性
     */
    rootHtmlProps?: WithRef<HTMLAttributes<HTMLDivElement>, HTMLDivElement>;
};
export default function Alert(props: AlertProps): React.JSX.Element | null;