import * as React from "react";
import { type AppDateFormat, type AppLocale, type AppTimeFormat, type AppTimezone } from "./types.js";
import type { AppContextValue, AppProviderProp } from "../props/components/app.prop.js";
export type { AppProviderProp, AppContextValue } from "../props/components/app.prop.js";
export declare function AppProvider({ children, defaultLocale, fallbackLocale, defaultTimezone, systemTimezone, defaultTimeFormat, defaultDateFormat, timezoneOptions, storageKey, persist, theme: initialTheme, brand: initialBrand, density: initialDensity, fontSize: initialFontSize, scaling: initialScaling, emitFieldNames, onLocaleChange, onTimezoneChange, onTimeFormatChange, onDateFormatChange, onThemeChange, onBrandChange, onDensityChange, onFontSizeChange, onScalingChange, }: AppProviderProp): React.JSX.Element;
export declare function useAppContext(): AppContextValue;
/** Returns null outside AppProvider — used by pickers for optional context. */
export declare function useOptionalAppContext(): AppContextValue | null;
/** Shorthand for `{ locale, setLocale }`. */
export declare function useAppLocale(): {
    locale: AppLocale;
    fallbackLocale: AppLocale;
    setLocale: (locale: AppLocale) => void;
    dateFnsLocale: import("date-fns").Locale;
    dayPickerLocale: Partial<import("react-day-picker").DayPickerLocale>;
};
/** Shorthand for `{ timezone, setTimezone }`. */
export declare function useAppTimezone(): {
    timezone: string;
    setTimezone: (timezone: AppTimezone) => void;
};
/** Shorthand for `{ timeFormat, setTimeFormat }`. */
export declare function useAppTimeFormat(): {
    timeFormat: AppTimeFormat;
    setTimeFormat: (timeFormat: AppTimeFormat) => void;
};
/** Shorthand for `{ dateFormat, setDateFormat }`. */
export declare function useAppDateFormat(): {
    dateFormat: AppDateFormat;
    setDateFormat: (dateFormat: AppDateFormat) => void;
};