import { ITranslateConfig, Key, LangChangedEvent, LangChangedSubscription, LanguageIdentifier, Strings, Translation, Values, ValuesCallback } from "./model";
/**
 * Default configuration object.
 */
export declare const defaultTranslateConfig: (() => ITranslateConfig);
export declare let translateConfig: ITranslateConfig;
/**
 * Registers a translation config.
 * @param config
 */
export declare function registerTranslateConfig(config: Partial<ITranslateConfig>): ITranslateConfig;
/**
 * Dispatches a language changed event.
 * @param detail
 */
export declare function dispatchLangChanged(detail: LangChangedEvent): void;
/**
 * Updates the configuration object with a new language and strings.
 * Then dispatches that the language has changed.
 * @param newLang
 * @param newStrings
 * @param config
 */
export declare function updateLang(newLang: LanguageIdentifier, newStrings: Strings, config?: ITranslateConfig): void;
/**
 * Listens for changes in the language.
 * Returns a method for unsubscribing from the event.
 * @param callback
 * @param options
 */
export declare function listenForLangChanged(callback: (e: LangChangedEvent) => void, options?: AddEventListenerOptions): LangChangedSubscription;
/**
 * Sets a new current language and dispatches a global language changed event.
 * @param lang
 * @param config
 */
export declare function use(lang: LanguageIdentifier, config?: ITranslateConfig): Promise<void>;
/**
 * Translates a key and interpolates if values are defined.
 * Uses the current strings and translation cache to fetch the translation.
 * @param key (eg. "common.get_started")
 * @param values (eg. { count: 42 })
 * @param config
 */
export declare function get(key: Key, values?: Values | ValuesCallback | null, config?: ITranslateConfig): Translation;