import React from 'react';
export type i18nLoader<T> = (url: string) => Promise<T>;
export type i18nDetections = 'path' | 'localStorage';
export interface I18nProviderContext {
    allLanguages: {
        [key: string]: string;
    };
    detection?: i18nDetections[];
    loader: i18nLoader<any>;
    expiration?: number;
    pathIndex?: number;
    debug?: boolean;
    langFallback?: string[];
}
export declare class I18nProvider extends React.Component<React.PropsWithChildren<I18nProviderContext>> {
    constructor(props: React.PropsWithChildren<I18nProviderContext>);
    componentDidMount(): void;
    componentWillUnmount(): void;
    changeHtml(lng: string): void;
    render(): React.ReactElement;
}