export declare class ListenerChild {
    private listener;
    private readonly listenerId;
    private readonly key;
    constructor(listener: Listener, listenerId: string, key: string);
    stopListen(): void;
}
export declare class Listener {
    constructor();
    private _listeners;
    get listeners(): any;
    remove(listenerId: string, key: string): void;
    addListener(listenerId: string, callBack: any, key?: string | null): ListenerChild;
    callListener(listenerId: string, params?: any[]): any[];
}