import { Observable } from 'rxjs';
import * as i0 from "@angular/core";
export declare class ChildEventChannel {
    private _subject;
    emit(data: any): void;
    get events(): Observable<any>;
    static ɵfac: i0.ɵɵFactoryDef<ChildEventChannel, never>;
    static ɵprov: i0.ɵɵInjectableDef<ChildEventChannel>;
}