import React from 'react';
export declare const ButtonGroup: React.ForwardRefExoticComponent<Pick<import("@material-ui/core/OverridableComponent").OverrideProps<import("@material-ui/core").ButtonGroupTypeMap<{}, "div">, "div">, "style" | "classes" | "color" | "children" | "disabled" | "orientation" | "size" | "variant" | "fullWidth"> & React.RefAttributes<HTMLDivElement>>;