import { OnDestroy } from '@angular/core';
import { Observable } from 'rxjs';
import { ɵDynamicWindowRefModel } from '../classes';
import { DynamicWindowConfig as IDynamicWindowConfig } from '../interfaces';
import { ɵWindowReferencesState } from '../states';
import { ɵDynamicWindowActivityService } from './dynamic-window-activity.service';
import { ɵDynamicWindowRefOrderingService } from './dynamic-window-ref-ordering.service';
import { ɵDynamicWindowsDefaultCoordinatesService } from './dynamic-windows-coordinates.service';
import * as i0 from "@angular/core";
/** @internal */
export declare class ɵDynamicWindowReferencesService implements OnDestroy {
    private readonly state;
    private readonly activityService;
    private readonly orderingService;
    private readonly defaultCoordinatesService;
    get data$(): Observable<ɵDynamicWindowRefModel[]>;
    get data(): ɵDynamicWindowRefModel[];
    private destroyed$;
    constructor(state: ɵWindowReferencesState, activityService: ɵDynamicWindowActivityService, orderingService: ɵDynamicWindowRefOrderingService, defaultCoordinatesService: ɵDynamicWindowsDefaultCoordinatesService);
    ngOnDestroy(): void;
    register(windowRef: ɵDynamicWindowRefModel, config: IDynamicWindowConfig): void;
    remove(windowRef: ɵDynamicWindowRefModel): void;
    private initHighestWindowActivityObserver;
    private initIsActiveStateObserver;
    static ɵfac: i0.ɵɵFactoryDeclaration<ɵDynamicWindowReferencesService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ɵDynamicWindowReferencesService>;
}