import { OnDestroy } from '@angular/core';
import { Subject } from 'rxjs';
import * as i0 from "@angular/core";
export declare class CXraDestroyEventEmitter extends Subject<void> implements OnDestroy {
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<CXraDestroyEventEmitter, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<CXraDestroyEventEmitter>;
}