import * as React from 'react';
import { InputProps, InputChangeEvent } from '../../common';
export declare type RadioButtonGroupChangeEvent = InputChangeEvent<string>;
export interface RadioButtonGroupProps extends InputProps<string | Array<string>> {
    /**
     * Sets the group's children.
     */
    children?: React.ReactNode;
    multiple?: boolean;
}
export declare type StateValue = Array<string> | string | undefined;
export interface RadioButtonGroupState {
    controlled: boolean;
    value: StateValue;
    error?: React.ReactChild;
}
/**
 * The radio button group manages a group of radio buttons.
 */
export declare const RadioButtonGroup: React.SFC<RadioButtonGroupProps>;