package.json中配置桌面图标

  "build": {
    "appId": "com.xxx.app",
    "mac": {
      "target": [
        "dmg",
        "zip"
      ],
      "icon":"logo.ico"
    },
    "win": {
      "target": [
        "nsis",
        "zip"
      ],
      "icon":"logo.ico"
    }
  }

main.js中配置程序窗口图标

  const mainWindow = new BrowserWindow({
    width: 800,
    height: 600,
    webPreferences: {
      preload: path.join(__dirname, 'preload.js')
    },
	icon: path.join(__dirname, 'logo.ico')
  })