import { type Ref } from 'vue';
import type { BuiltinTheme } from 'shiki';
export type ThemeMode = 'light' | 'dark' | 'auto';
export declare const themeMap: {
    readonly light: BuiltinTheme;
    readonly dark: BuiltinTheme;
};
export interface UseThemeOptions {
    mode?: ThemeMode | Ref<ThemeMode>;
    theme?: BuiltinTheme | Ref<BuiltinTheme | undefined>;
    lightTheme?: BuiltinTheme;
    darkTheme?: BuiltinTheme;
}
export interface UseThemeReturn {
    mode: Ref<ThemeMode>;
    isDark: Ref<boolean>;
    actualTheme: Ref<BuiltinTheme>;
    setMode: (mode: ThemeMode) => void;
    toggleMode: () => void;
}
/**
 * 主题管理 Hook
 * 支持 light/dark/auto 模式切换
 */
export declare function useTheme(options?: UseThemeOptions): UseThemeReturn;