import { OpenIdConfiguration } from '../config/openid-configuration';
import * as i0 from "@angular/core";
export declare class IFrameService {
    private readonly document;
    private readonly loggerService;
    getExistingIFrame(identifier: string): HTMLIFrameElement | null;
    addIFrameToWindowBody(identifier: string, config: OpenIdConfiguration): HTMLIFrameElement;
    private getIFrameFromParentWindow;
    private getIFrameFromWindow;
    private isIFrameElement;
    static ɵfac: i0.ɵɵFactoryDeclaration<IFrameService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<IFrameService>;
}