import { ApplicationRef, ComponentFactoryResolver, Injector } from '@angular/core';
import { Observable, Subscription } from 'rxjs';
import { DialogInterface } from './dialog.interface';
import * as i0 from "@angular/core";
export declare class DialogService {
    private document;
    private platformId;
    private injector;
    private appRef;
    private cfResolver;
    private currentId;
    private refs;
    escapeSub: Subscription;
    constructor(document: any, platformId: any, injector: Injector, appRef: ApplicationRef, cfResolver: ComponentFactoryResolver);
    /**
     * showDialog runs dialog with specified component
     * @param component
     * specify component to render, required
     * @param options
     * dialog-options.interface, optional
     */
    showDialog(component: any, options?: DialogInterface): Observable<any>;
    escapeListener(): void;
    onEscape(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<DialogService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<DialogService>;
}