import { BehaviorSubject } from 'rxjs';
import * as i0 from "@angular/core";
type AppTheme = "light" | "dark";
export declare class ThemeService extends BehaviorSubject<AppTheme> {
    constructor();
    setTheme(t: AppTheme): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<ThemeService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ThemeService>;
}
export {};