feat: upgrade to electron@29 #467

Author: caoxiemeihao

electron/preload/index.ts

@@ -1,26 +1,15 @@
 import { ipcRenderer, contextBridge } from 'electron'
 
 // --------- Expose some API to the Renderer process ---------
-contextBridge.exposeInMainWorld('ipcRenderer', withPrototype(ipcRenderer))
+contextBridge.exposeInMainWorld('app', {
+  onEvent(cb) {
+    const channel = 'main-process-message'
+    const channel2 = 'other-ipc-channel'
 
-// `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
-}
+    ipcRenderer.on(channel, (_e, ...args) => cb(channel, ...args))
+    ipcRenderer.on(channel2, (_e, ...args) => cb(channel2, ...args))
+  },
+})
 
 // --------- Preload scripts loading ---------
 function domReady(condition: DocumentReadyState[] = ['complete', 'interactive']) {

src/demos/ipc.ts

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

src/vite-env.d.ts

@@ -7,6 +7,8 @@ declare module '*.vue' {
 }
 
 interface Window {
-  // expose in the `electron/preload/index.ts`
-  ipcRenderer: import('electron').IpcRenderer
+  app: {
+    // Expose in the `electron/preload/index.ts`
+    onEvent: (cb: (channel: string, ...args: any[]) => void) => void
+  }
 }