import { Observable } from 'rxjs';
import * as i0 from "@angular/core";
export interface UIState {
    isLanguageListVisible: boolean;
}
export declare class EuimAppService {
    private _state$;
    constructor();
    get state$(): Observable<UIState>;
    get state(): UIState;
    set isLanguageListVisible(isVisible: boolean);
    setState(nextState: UIState): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<EuimAppService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<EuimAppService>;
}
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