import { TemplateRef } from "@angular/core";
import { IDefaultNotificationPayload } from "../types";
import { IntPortalOutletService } from "../../portal-outlet";
import * as i0 from "@angular/core";
export declare class IntNotificationsService {
    private readonly windowRef;
    template: TemplateRef<any>;
    portalOutletService: IntPortalOutletService;
    constructor(windowRef: Window);
    setPortalOutletService(portal: IntPortalOutletService): void;
    setTemplate(template: TemplateRef<any>): void;
    showDefaultNotification(payload: IDefaultNotificationPayload<unknown>): void | string;
    show<T>(payload: T, template: TemplateRef<any> | null, timeoutInMs?: number): void | string;
    close(id: string): void;
    getCurrentTimestamp(): number;
    static ɵfac: i0.ɵɵFactoryDeclaration<IntNotificationsService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<IntNotificationsService>;
}