import React from 'react';
declare type Props = {
    value: string;
    isDisabledSend: boolean;
    onChange: (value: string) => void;
    onSend: () => void;
};
declare const MessageBox: React.ForwardRefExoticComponent<Props & React.RefAttributes<HTMLTextAreaElement>>;
export declare const MinHeight = 26;
export declare const MinHeightInPx: string;
export default MessageBox;