import { NgZone } from '@angular/core';
import * as i0 from "@angular/core";
export declare class IdleService {
    private requestIdleCallback;
    constructor(platformId: Object, zone: NgZone);
    request(fun: Function): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<IdleService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<IdleService>;
}