import { Event } from "./j"; import { EventCallback } from "./k"; export declare class EventBus { private events; constructor(); on(event: string | string[], callback: EventCallback): void; once(event: string | string[], callback: EventCallback): void; off(event: string | string[], callback: EventCallback | undefined): void; offFunction(callback: EventCallback | undefined): void; private d6; emit(event: string, a10?: any): any; emitEvent(event: Event): any; } 