import { MenuDataItem } from '../typings';
export declare const getOpenKeysFromMenuData: (menuData?: MenuDataItem[] | undefined) => string[] | undefined;
/**
 * #1890ff -> daybreak
 * @param val
 */
export declare function genThemeToString(val?: string): string;
/**
 * daybreak-> #1890ff
 * @param val
 */
export declare function genStringToTheme(val?: string): string;