import type { Emotion } from '@emotion/css/create-instance';
import type { Theme as ReactUITheme } from '@skbkontur/react-ui/lib/theming/Theme';
import type { SideMenuTheme } from './ThemeTypes.js';
type ReactUIOrSideMenuTheme = (ReactUITheme | SideMenuTheme) & {
    [key: string]: unknown;
};
/**
 * Creates SideMenuTheme out of ReactUI's Theme.
 *
 * Inserts SideMenu vars in the theme, puts them over ReactUI's vars,
 * but respects these SideMenu vars values that might have been specified in ReactUI's theme before that.
 *
 * This allows inserting SideMenu vars in the theme on the fly
 * (without need for users to do it manually in their apps),
 * and using ReactUI's ThemeContext.Provider for overriding them.
 */
export declare const createSideMenuTheme: (theme: ReactUIOrSideMenuTheme) => SideMenuTheme;
export declare const getSideMenuTheme: (() => Readonly<typeof import("../../internal/themes/SideMenuTheme.js").SideMenuTheme>) | ((arg: Readonly<typeof import("@skbkontur/react-ui/internal/themes/BasicTheme").BasicThemeClass> | Readonly<typeof import("../../internal/themes/SideMenuTheme.js").SideMenuTheme>) => Readonly<typeof import("../../internal/themes/SideMenuTheme.js").SideMenuTheme>);
export interface StylesObject {
    [className: string]: (() => string) | ((t: SideMenuTheme) => string);
}
export type StylesGetter<S> = (emotion: Emotion) => S;
export declare const memoizeStyle: <S extends StylesObject>(styles: S) => S;
export declare const memoizeGetStyles: <S extends StylesObject>(getStyles: StylesGetter<S>) => StylesGetter<S>;
export type { Emotion };