import { default as React } from 'react';
export type Props = {
    onBack?: () => void;
    children?: React.ReactNode;
    showBack?: boolean;
    mobileView?: boolean;
    lastActive?: Date;
    avatar?: string;
    colorSet?: {
        backgroundColor?: string;
        textColor?: string;
        lastActiveColor?: string;
        backColor?: string;
    };
};
export default function MessageHeader({ onBack, children, showBack, mobileView, lastActive, avatar, colorSet }: Props): import("react/jsx-runtime").JSX.Element;