import { Observable } from 'rxjs';
import * as i0 from "@angular/core";
export declare class ControlIdService {
    private _id;
    get id(): string;
    set id(value: string);
    private _idChange;
    get idChange(): Observable<string>;
    static ɵfac: i0.ɵɵFactoryDeclaration<ControlIdService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ControlIdService>;
}