minnan-demo-app/dist-electron/preload.mjs

"use strict";
const electron = require("electron");
electron.contextBridge.exposeInMainWorld("ipcRenderer", {
  on(...args) {
    const [channel, listener] = args;
    return electron.ipcRenderer.on(channel, (event, ...args2) => listener(event, ...args2));
  },
  off(...args) {
    const [channel, ...omit] = args;
    return electron.ipcRenderer.off(channel, ...omit);
  },
  send(...args) {
    const [channel, ...omit] = args;
    return electron.ipcRenderer.send(channel, ...omit);
  },
  invoke(...args) {
    const [channel, ...omit] = args;
    return electron.ipcRenderer.invoke(channel, ...omit);
  }
  // You can expose other APTs you need here.
  // ...
});
electron.contextBridge.exposeInMainWorld("electronAPI", {
  exit: () => electron.ipcRenderer.send("exit-app"),
  toggleFullScreen: (isFullScreen) => electron.ipcRenderer.send("toggle-fullscreen", isFullScreen),
  toggleDevTools: () => electron.ipcRenderer.send("toggle-dev-tools"),
  loadAppsJson: () => electron.ipcRenderer.invoke("load-apps-json"),
  loadDefaultAppsJson: () => electron.ipcRenderer.invoke("load-default-apps-json"),
  saveAppsJson: (appsJson) => electron.ipcRenderer.send("save-apps-json", appsJson),
  openWindow: (url) => electron.ipcRenderer.send("open-window", url),
  loadChildUrl: (url, aspectRatio) => electron.ipcRenderer.send("load-child-url", url, aspectRatio),
  toggleChildSide: (isSideOen) => electron.ipcRenderer.send("toggle-child-side", isSideOen),
  showConfig: () => electron.ipcRenderer.send("show-config"),
  showAbout: () => electron.ipcRenderer.send("show-about")
});