改为加载本地index文件

app/main.js

@@ -11,7 +11,7 @@ let win;
 function createWindow() {
   // Create the browser window.
   win = new BrowserWindow({
-    width: 800, 
+    width: 800,
     height: 600,
     webPreferences: {
       nodeIntegration: true
@@ -20,8 +20,8 @@ function createWindow() {
 
   // and load the index.html of the app.
   // http://h5tools.client.jy/index.html
-  win.loadURL("http://127.0.0.1:12346/index.html");
-
+  // win.loadURL("http://127.0.0.1:12346/index.html");
+  win.loadFile('../index.html')
   // Open the DevTools.
   // win.webContents.openDevTools();