import { Observable } from 'rxjs';
import { OpenIdConfiguration } from '../../config/openid-configuration';
import { PopupOptions } from './popup-options';
import { PopupResult } from './popup-result';
import * as i0 from "@angular/core";
export declare class PopUpService {
    private readonly loggerService;
    private readonly storagePersistenceService;
    private readonly document;
    private readonly STORAGE_IDENTIFIER;
    private popUp;
    private handle;
    private readonly resultInternal$;
    get result$(): Observable<PopupResult>;
    private get windowInternal();
    isCurrentlyInPopup(config: OpenIdConfiguration): boolean;
    openPopUp(url: string | null, popupOptions: PopupOptions | undefined, config: OpenIdConfiguration): void;
    sendMessageToMainWindow(url: string, config: OpenIdConfiguration): void;
    private cleanUp;
    private sendMessage;
    private getOptions;
    private canAccessSessionStorage;
    static ɵfac: i0.ɵɵFactoryDeclaration<PopUpService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<PopUpService>;
}