import { Injector } from '@angular/core';
import { Overlay } from '@angular/cdk/overlay';
import { DialogConfig, DialogContentConfig } from './dialog.models';
import { DialogRef } from './dialog-ref';
import * as i0 from "@angular/core";
export declare class DialogService {
    private readonly overlay;
    private readonly injector;
    constructor(overlay: Overlay, injector: Injector);
    open<TContent extends DialogContentConfig = DialogContentConfig, TResult = unknown>(config: DialogConfig<TContent, TResult>): DialogRef<TResult>;
    private assertValidConfig;
    private buildOverlayConfig;
    static ɵfac: i0.ɵɵFactoryDeclaration<DialogService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<DialogService>;
}