import { Component } from 'react';
import { ItemProps as NextItemProps, StepProps as NextStepProps } from '@alifd/next/types/step';
interface StepAddProps {
    error?: boolean;
    info?: string;
}
interface StepProps extends Omit<NextStepProps, 'size'> {
    size?: 'small' | 'medium';
}
interface Istate {
    overflowShow: boolean;
}
interface ItemProps extends NextItemProps, StepAddProps {
}
declare class StepItem extends Component<ItemProps, Istate> {
    render(): JSX.Element;
}
declare class Step extends Component<StepProps> {
    static Item: typeof StepItem;
    render(): JSX.Element;
}
declare const _default: typeof Step;
export default _default;