import { BehaviorSubject } from 'rxjs';
import * as i0 from "@angular/core";
export declare class CoreParamControlService {
    detectChangeFlag$: BehaviorSubject<boolean>;
    constructor();
    static ɵfac: i0.ɵɵFactoryDeclaration<CoreParamControlService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<CoreParamControlService>;
}