import * as React from 'react';
import type { NavigationAction, ParamListBase } from '../routers';
import type { NavigationHelpers } from './types';
export type ListenerMap = {
    focus: FocusedNavigationListener;
};
export type AddListener = <T extends keyof ListenerMap>(type: T, listener: ListenerMap[T]) => void;
export type FocusedNavigationCallback<T> = (navigation: NavigationHelpers<ParamListBase>) => T;
export type FocusedNavigationListener = <T>(callback: FocusedNavigationCallback<T>) => {
    handled: boolean;
    result: T;
};
/**
 * Context which holds the required helpers needed to build nested navigators.
 */
export declare const NavigationBuilderContext: React.Context<{
    handleAction: (action: NavigationAction, originKey?: string) => void;
    resetNavigator: (stateKey: string, routerType: string | undefined) => void;
    addListener?: AddListener;
}>;