import { Provider } from "react";
import { Theme } from "@material-ui/core";
import { GlobalAppStatePropertyParameters } from "./appFactory/GlobalAppStateProperty";
declare type ThemeType = "auto" | "light" | "dark";
/**
 * An object literal. All fields are required.
 */
interface ThemeOptions {
    /**
     * A function that creates a theme. The function must be synchronous.
     * @param themeType Either `"light"` or `"dark"`
     * @returns A theme
     */
    createTheme(themeType: "light" | "dark"): Theme;
    /**
     * A `Context.Provider` for a `Context` that holds a theme. It doesn't
     * strictly have to be a `Context.Provider`. It just has to be
     * similar enough — more specifically, it has to be a
     * component that wraps its children and takes
     * a prop called `value`.
     */
    ThemeProvider: Provider<Theme>;
}
/**
 * A ready-made global app state property which auto-detects
 * system theme or persists explicit preference across sessions.
 * @param options A `ThemeOptions` object
 * @returns A `GlobalAppStatePropertyParameters` object
 */
declare function theme(options: ThemeOptions): GlobalAppStatePropertyParameters<ThemeType, Theme>;
export default theme;
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