import { Observable } from 'rxjs';
import { ApplicationInfoService } from '../sdk-appinfo/application-info.service';
import { SessionInfo } from '../sdk-session-info/session-info.service';
import { Breadcrumb, BreadcrumbConfiguration, BreadcrumbItem } from './breadcrumb';
import * as i0 from "@angular/core";
export declare class BreadcrumbEventService {
    private sessionInfo;
    private applicationInfoService;
    private _breadcrumbOverride;
    private _breadcrumbConfiguration;
    private _currentBreadcrumbItem;
    private readonly _breadcrumbObservable;
    private readonly _neverConnectedBreadcrumbObservable;
    private _skipLeavingAlertBecauseDemandIsTransmitted;
    constructor(sessionInfo: SessionInfo, applicationInfoService: ApplicationInfoService);
    get skipLeavingAlertBecauseDemandIsTransmitted(): boolean;
    set skipLeavingAlertBecauseDemandIsTransmitted(value: boolean);
    /**
     * Set the breadcrumb. This value will override any configuration injected with
     * `setConfiguration`. Only use if you want to handle the breadcrumb manually.
     * @param breadcrumb as Breadcrumb
     */
    setBreadcrumb(breadcrumb: Breadcrumb): void;
    /**
     * The breadcrumb value.
     * @returns Observable<Breadcrumb>
     */
    breadcrumbObservable(): Observable<Breadcrumb>;
    /**
     * The breadcrumb value if never connected.
     * @returns Observable<Breadcrumb>
     */
    neverConnectedBreadcrumbObservable(): Observable<Breadcrumb>;
    /**
     * Set the current item. Used for accessibility purposes.
     * @param currentItem as BreadcrumbItem
     */
    setCurrentBreadcrumb(currentItem: BreadcrumbItem): void;
    /**
     * Set the current breadcrumb configuration.
     *
     * Set to `null` to disable the breadcrumb.
     * @param configuration as BreadcrumbConfiguration
     */
    setConfiguration(configuration: BreadcrumbConfiguration): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<BreadcrumbEventService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<BreadcrumbEventService>;
}