import type EventEmitter from './EventEmitter';
import type { EventName, Callback } from './EventEmitter';
/**
 * 默认EventEmitter实现.
 */
declare class DefaultEventEmitter implements EventEmitter {
    private _eventMap;
    addEventListener<N extends EventName = EventName, P extends unknown[] = unknown[]>(name: N, callback?: Callback<P>): void;
    removeEventListener<N extends EventName = EventName, P extends unknown[] = unknown[]>(name: N, callback?: Callback<P>): void;
    dispatchEvent<N extends EventName = EventName, P = unknown>(name: N, payload?: P): void;
}
export default DefaultEventEmitter;