import { ComputedRef } from 'vue';
export type AppTheme = 'auto' | 'light' | 'dark';
/**
 * Composable to handle theme switching functionality in the application
 */
export declare function useAppTheme(): {
    currentAppTheme: ComputedRef<"auto" | "dark" | "light">;
    setAppTheme: (value: AppTheme) => void;
    isDark: ComputedRef<boolean>;
    isAuto: ComputedRef<boolean>;
};