import React from 'react';
declare type Props = {
    children?: any;
    'data-qa'?: string;
    disabled?: boolean;
    icon?: string;
    isFullWidth?: boolean;
    onClick?: (event?: React.MouseEvent<HTMLButtonElement>) => void;
    style?: object;
    theme?: 'danger' | 'positive' | 'primary' | 'secondary' | 'tertiary';
    type?: 'button' | 'submit';
    isLoading?: boolean;
    isSkeleton?: boolean;
};
declare const Button: React.FC<Props>;
export default Button;
export declare function composeClasses(props: Props, isIconOnly: boolean): string;