import { InjectionKey, Ref } from 'vue';
import { Route } from './router';
import { PageData, SiteData } from '../shared';
export declare const dataSymbol: InjectionKey<VitePressData>;
export interface VitePressData<T = any> {
    site: Ref<SiteData<T>>;
    page: Ref<PageData>;
    theme: Ref<T>;
    frontmatter: Ref<PageData['frontmatter']>;
    title: Ref<string>;
    description: Ref<string>;
    lang: Ref<string>;
    localePath: Ref<string>;
}
export declare type SiteDataRef<T = any> = Ref<SiteData<T>>;
export declare const siteDataRef: Ref<SiteData>;
export declare function initData(route: Route): VitePressData;
export declare function useData<T = any>(): VitePressData<T>;