import React from 'react';
import type { RouterInstance } from './types';
interface NavigationProviderProps {
    router: RouterInstance;
    children?: React.ReactNode;
}
/**
 * Root provider component that manages navigation state via `useReducer`,
 * renders the navigator tree, handles Android back button, and provides
 * router context to the app.
 *
 * @param props.router - The router instance created by `createRouter`.
 * @param props.children - Optional children rendered alongside the navigator tree.
 */
export declare function NavigationProvider({ router, children, }: NavigationProviderProps): import("react/jsx-runtime").JSX.Element;
export {};
//# sourceMappingURL=NavigationProvider.d.ts.map