diff --git a/src/store/index.ts b/src/store/index.ts
index 0fd0601..2ecab0c 100644
--- a/src/store/index.ts
+++ b/src/store/index.ts
@@ -39,9 +39,19 @@ export class CustomDefines {
   function_mirroring_output = false;
 }
 
-export interface WuJieInterface {
+export interface IWuJieEventBis {
+  $on(event: string, fn: Function): IWuJieEventBis;
+  /** 任何$emit都会导致监听函数触发，第一个参数为事件名，后续的参数为$emit的参数 */
+  $onAll(fn: (event: string, ...args: Array<any>) => any): IWuJieEventBis;
+  $once(event: string, fn: Function): void;
+  $off(event: string, fn: Function): IWuJieEventBis;
+  $offAll(fn: Function): IWuJieEventBis;
+  $emit(event: string, ...args: Array<any>): IWuJieEventBis;
+  $clear(): IWuJieEventBis;
+}
+export interface IWuJieInterface {
   props: any;
-  bus: EventEmitter;
+  bus: IWuJieEventBis;
 }
 
 export interface StateInterface {
@@ -86,7 +96,7 @@ export interface StateInterface {
   isLedPlayer: () => boolean;
   isSpecialVideo: () => boolean;
 
-  $wujie: WuJieInterface | null;
+  $wujie: IWuJieInterface | null;
   //
   selected_projector: string;
   EnableBlending: boolean;
@@ -306,7 +316,6 @@ export const storeKey: InjectionKey<VuexStore<StateInterface>> =
 
 import window_color_list from "./window_color_list.js";
 import { EProductNames } from "src/entities/ProductNames";
-import EventEmitter from "events";
 export const NullSignalSource =
   "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF";