/**
 * See Readme: https://www.npmjs.com/package/react-router-theme
 */
export declare const useTheme: (loaderData: any, fetcher: any, defaultTheme?: string) => readonly [string, (theme: string) => void];
/**
 * @param req incoming request in loader
 * @returns the value of the theme cookie if found, otherwise NULL
 */
export declare const getThemeFromCookie: (req: Request) => string | null;
export declare const createThemeCookie: (formData: FormData) => string;
export declare const loader: (args: {
    request: Request;
}) => Promise<{
    theme: string | null;
}>;
export declare const action: (args: {
    request: Request;
}) => Promise<Response>;
export declare const themeCookieResponse: (formData: FormData) => Response;