feat: use ipcRenderer demo

electron/main/index.ts

@@ -55,7 +55,7 @@ async function createWindow() {
 
       // Consider using contextBridge.exposeInMainWorld
       // Read more on https://www.electronjs.org/docs/latest/tutorial/context-isolation
-      contextIsolation: false,
+      // contextIsolation: false,
     },
   })
 

electron/preload/index.ts

@@ -1,3 +1,28 @@
+import { ipcRenderer, contextBridge } from 'electron'
+
+// --------- Expose some API to the Renderer process ---------
+contextBridge.exposeInMainWorld('ipcRenderer', withPrototype(ipcRenderer))
+
+// `exposeInMainWorld` can't detect attributes and methods of `prototype`, manually patching it.
+function withPrototype(obj: Record<string, any>) {
+  const protos = Object.getPrototypeOf(obj)
+
+  for (const [key, value] of Object.entries(protos)) {
+    if (Object.prototype.hasOwnProperty.call(obj, key)) continue
+
+    if (typeof value === 'function') {
+      // Some native APIs, like `NodeJS.EventEmitter['on']`, don't work in the Renderer process. Wrapping them into a function.
+      obj[key] = function (...args: any) {
+        return value.call(obj, ...args)
+      }
+    } else {
+      obj[key] = value
+    }
+  }
+  return obj
+}
+
+// --------- Preload scripts loading ---------
 function domReady(condition: DocumentReadyState[] = ['complete', 'interactive']) {
   return new Promise((resolve) => {
     if (condition.includes(document.readyState)) {

src/demos/ipc.ts

@@ -1,5 +1,4 @@
-import { ipcRenderer } from 'electron'
 
-ipcRenderer.on('main-process-message', (_event, ...args) => {
+window.ipcRenderer.on('main-process-message', (_event, ...args) => {
   console.log('[Receive Main-process message]:', ...args)
 })

src/main.ts

@@ -3,9 +3,9 @@ import App from './App.vue'
 
 import './style.css'
 
-// `nodeIntegration` needs to be enabled in the Main process.
+import './demos/ipc'
+// If you want use Node.js, the`nodeIntegration` needs to be enabled in the Main process.
 // import './demos/node'
-// import './demos/ipc'
 
 createApp(App)
   .mount('#app')

src/vite-env.d.ts

@@ -5,3 +5,8 @@ declare module '*.vue' {
   const component: DefineComponent<{}, {}, any>
   export default component
 }
+
+interface Window {
+  // expose in the `electron/preload/index.ts`
+  ipcRenderer: import('electron').IpcRenderer
+}