diff --git a/app.js b/app.js
index 4764271..20cd91e 100644
--- a/app.js
+++ b/app.js
@@ -9,7 +9,7 @@ import { $, bind } from 'wkit'
 
 async function test1() {
   try {
-    var result = await window.webkit.messageHandlers.app.postMessage({
+    var result = window.webkit.messageHandlers.app.postMessage({
       value: 'Test 1'
     })
     $('#output').innerHTML = 'output: ' + result
@@ -20,14 +20,13 @@ async function test1() {
 async function test2() {
   let key = 'cb_' + Math.random().toString().slice(2)
 
-  window.$on(key, function (v) {
+  native.$on(key, function (v) {
     $('#output').innerHTML = v
   })
-  window.webkit.messageHandlers.app.postMessage({
+  await window.webkit.messageHandlers.app.postMessage({
     value: new Date(),
     key
   })
-  $('#output').innerHTML = result
 }
 
 bind($('.btn1'), 'click', test1)
diff --git a/inject.js b/inject.js
index abda9e4..1b09817 100644
--- a/inject.js
+++ b/inject.js
@@ -4,9 +4,9 @@
  * @date 2023/07/21 17:38:11
  */
 
-Object.assign(window, {
+class EventEmitter {
   //
-  __events__: Object.create(null),
+  __events__ = Object.create(null)
 
   $on(name, fn) {
     if (this.__events__[name]) {
@@ -14,12 +14,12 @@ Object.assign(window, {
     } else {
       this.__events__[name] = [fn]
     }
-  },
+  }
 
   $once(name, fn) {
     fn.__once__ = true
     this.$on(name, fn)
-  },
+  }
 
   $off(name, fn) {
     if (this.__events__[name]) {
@@ -29,7 +29,7 @@ Object.assign(window, {
         this.__events__[name] = []
       }
     }
-  },
+  }
 
   $emit(name, ...args) {
     if (this.__events__[name]) {
@@ -44,9 +44,11 @@ Object.assign(window, {
         }
       }
     }
-  },
+  }
 
   $destroy() {
     this.__events__ = Object.create(null)
   }
-})
+}
+
+window.native = new EventEmitter()
diff --git a/main.py b/main.py
index 80390a5..6189272 100755
--- a/main.py
+++ b/main.py
@@ -4,13 +4,16 @@ import gi, json, os
 
 gi.require_version("Gtk", "3.0")
 gi.require_version("WebKit2", "4.1")
-# gi.require_version("JavaScriptCore", "4.1")
 
-from gi.repository import Gtk, WebKit2, JavaScriptCore
+from gi.repository import Gtk, WebKit2
+
+# 优先尝试使用指示器, 没有再使用 Gtk.StatusIcon
+try:
+  gi.require_version('AyatanaAppIndicator3', '0.1')
+  from gi.repository import AyatanaAppIndicator3 as AppIndicator3
+except (ValueError, ImportError):
+  AppIndicator3 = None
 
-class MyScriptMessageHandler(WebKit2.ScriptMessageReply):
-  def __init__(self):
-    super().__init__()
 
 class WebKitWindow(Gtk.Window):
   def __init__(self):
@@ -49,11 +52,26 @@ class WebKitWindow(Gtk.Window):
     self.webview.load_uri("http://127.0.0.1:10086/index.html")
     # self.webview.load_uri("https://benchmark.wkit.fun")
 
+
   
 
-
     self.add(self.webview)
 
+
+
+  def create_tray(self):
+    if AppIndicator3 :
+      indicator = AppIndicator3.Indicator.new(
+        "youtube",
+        "youtube",
+        AppIndicator3.IndicatorCategory.APPLICATION_STATUS
+      )
+    else:
+      indicator = Gtk.StatusIcon.new_from_icon_name('youtube')
+
+    return indicator
+
+
   def file_path(self, filepath):
     root = os.path.dirname(os.path.realpath(__file__))
     return os.path.join(root, filepath)
@@ -66,7 +84,7 @@ class WebKitWindow(Gtk.Window):
     key = data.get('key')
 
     if key :
-      scripts = '$emit("' + key + '", "这是py返回的值 ' + data.get('value') + '")'
+      scripts = 'native.$emit("' + key + '", "这是py返回的值 ' + data.get('value') + '")'
       self.webview.evaluate_javascript(scripts, -1)
   
 
@@ -89,4 +107,8 @@ win = WebKitWindow()
 win.connect("destroy", Gtk.main_quit)
 win.show_all()
 
+tray = win.create_tray()
+
+print(tray)
+
 Gtk.main()
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..58d4bfd
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,3 @@
+[tool.python3-build.dependencies]
+gtk3 = ">=3.0"
+webkit2 = ">=4.1"
\ No newline at end of file
diff --git a/setup.py b/setup.py
deleted file mode 100755
index fc15974..0000000
--- a/setup.py
+++ /dev/null
@@ -1,22 +0,0 @@
-#!/usr/bin/python3 
-
-from setuptools import setup
-
-setup(
-    name='myapp',
-    version='0.1',
-    description='My GTK3 + WebKit2 application',
-    author='Your Name',
-    author_email='your@email.com',
-    url='https://github.com/yourusername/myapp',
-    py_modules=['main'],
-    install_requires=[
-        'gi',
-        'webkit2gtk',
-    ],
-    entry_points={
-        'gui_scripts': [
-            'myapp=main:WebKitWindow'
-        ]
-    },
-)
\ No newline at end of file