const createWindow = () => {
  return new Promise((resolve, reject) => {
  // Create the browser window.
  const mainWindow = new BrowserWindow({
    width: 800,
    height: 600,
    webPreferences: {
      preload: path.join(__dirname, 'preload.js'),
    title: '主传开',
    show: false,
    backgroundColor: 'pink'
  const view = new BrowserView()
  mainWindow.setBrowserView(view)
  view.setBounds({x: 0, y: 0,width: 800, height: 600})
  view.webContents.loadFile('loading.html')
  view.webContents.on('dom-ready', ()=>{
    console.log('加载完成')
    mainWindow.show()
  mainWindow.once('ready-to-show', ()=>{
        setTimeout(() => {
          console.log('完成')
          mainWindow.removeBrowserView(view)
    }, 500);  
  ipcMain.on('stop-loading-main', ()=>{
    mainWindow.removeBrowserView(view)
  // and load the index.html of the app.
  if (MAIN_WINDOW_VITE_DEV_SERVER_URL) {
    mainWindow.loadURL(MAIN_WINDOW_VITE_DEV_SERVER_URL);
  } else {
    mainWindow.loadFile(path.join(__dirname, `../renderer/${MAIN_WINDOW_VITE_NAME}/index.html`));
  // Open the DevTools.
  mainWindow.webContents.openDevTools();
loading。html




    

  <style>
    body {
      background: white;
      margin: 0;
    .lds-spinner {
      position: absolute;
      top: 0;
      bottom: 0;
      margin: auto;
      left: 0;
      right: 0;
      color: official;
      display: inline-block;
      width: 80px;
      height: 80px;
    .lds-spinner div {
      transform-origin: 40px 40px;
      animation: lds-spinner 1.2s linear infinite;
    .lds-spinner div:after {
      content: " ";
      display: block;
      position: absolute;
      top: 3px;
      left: 37px;
      width: 6px;
      height: 18px;
      border-radius: 20%;
      background: #2196F3;
    .lds-spinner div:nth-child(1) {
      transform: rotate(0deg);
      animation-delay: -1.1s;
    .lds-spinner div:nth-child(2) {
      transform: rotate(30deg);
      animation-delay: -1s;
    .lds-spinner div:nth-child(3) {
      transform: rotate(60deg);
      animation-delay: -0.9s;
    .lds-spinner div:nth-child(4) {
      transform: rotate(90deg);
      animation-delay: -0.8s;
    .lds-spinner div:nth-child(5) {
      transform: rotate(120deg);
      animation-delay: -0.7s;
    .lds-spinner div:nth-child(6) {
      transform: rotate(150deg);
      animation-delay: -0.6s;
    .lds-spinner div:nth-child(7) {
      transform: rotate(180deg);
      animation-delay: -0.5s;
    .lds-spinner div:nth-child(8) {
      transform: rotate(210deg);
      animation-delay: -0.4s;
    .lds-spinner div:nth-child(9) {
      transform: rotate(240deg);
      animation-delay: -0.3s;
    .lds-spinner div:nth-child(10) {
      transform: rotate(270deg);
      animation-delay: -0.2s;
    .lds-spinner div:nth-child(11) {
      transform: rotate(300deg);
      animation-delay: -0.1s;
    .lds-spinner div:nth-child(12) {
      transform: rotate(330deg);
      animation-delay: 0s;
    @keyframes lds-spinner {
        opacity: 1;
      100% {
        opacity: 0;
  </style>
</head>
  <div class="lds-spinner">
    <div></div>
    <div></div>
    <div></div>
    <div></div>
    <div></div>
    <div></div>
    <div></div>
    <div></div>
    <div></div>
    <div></div>
    <div></div>
    <div></div>
  </div>
</body>
</html>

preload.ts

window.stopLoading = function() {
    ipcRenderer.send('stop-loading-main')
renderer.ts 
setTimeout(() => {
    window.stopLoading()
}, 1000)
ok 这样就完成了