Electron打包若依前端为桌面程序

'use strict'
import { app, protocol, BrowserWindow, ipcMain, Menu} from 'electron'
import { createProtocol } from 'vue-cli-plugin-electron-builder/lib'
import installExtension, { VUEJS_DEVTOOLS } from 'electron-devtools-installer'
import path from 'path'
const isDevelopment = process.env.NODE_ENV !== 'production'
const Store = require('electron-store');

// Scheme must be registered before the app is ready
protocol.registerSchemesAsPrivileged([
{ scheme: 'app', privileges: { secure: true, standard: true } }
])

async function createWindow() {

Menu.setApplicationMenu(null) // null值取消顶部菜单栏
const win = new BrowserWindow({
width: 800,
height: 600,
webPreferences: {
// Use pluginOptions.nodeIntegration, leave this alone
// See nklayman.github.io/vue-cli-plugin-electron-builder/guide/security.html#node-integration for more info
contextIsolation:false, //上下文隔离
enableRemoteModule: true, //启用远程模块
nodeIntegration: true, //开启自带node环境
webviewTag: true, //开启webview
webSecurity: false,
allowDisplayingInsecureContent: true,
allowRunningInsecureContent: true
}
})
win.maximize()
win.show()
win.webContents.openDevTools()
ipcMain.on('getPrinterList', (event) => {
//主线程获取打印机列表
win.webContents.getPrintersAsync().then(data=>{
win.webContents.send('getPrinterList', data);
});
//通过webContents发送事件到渲染线程，同时将打印机列表也传过去

});

if (process.env.WEBPACK_DEV_SERVER_URL) {
// Load the url of the dev server if in development mode
await win.loadURL(process.env.WEBPACK_DEV_SERVER_URL)
if (!process.env.IS_TEST) win.webContents.openDevTools()
} else {
createProtocol('app')
// Load the index.html when not in development
win.loadURL('app://./index.html')


}
}

// Quit when all windows are closed.
app.on('window-all-closed', () => {
// On macOS it is common for applications and their menu bar
// to stay active until the user quits explicitly with Cmd + Q
if (process.platform !== 'darwin') {
app.quit()
}
})

app.on('activate', () => {
// On macOS it's common to re-create a window in the app when the
// dock icon is clicked and there are no other windows open.
if (BrowserWindow.getAllWindows().length === 0) createWindow()
})

// This method will be called when Electron has finished
// initialization and is ready to create browser windows.
// Some APIs can only be used after this event occurs.
app.on('ready', async () => {
Store.initRenderer();
if (isDevelopment && !process.env.IS_TEST) {
// Install Vue Devtools
try {
await installExtension(VUEJS_DEVTOOLS)
} catch (e) {
console.error('Vue Devtools failed to install:', e.toString())
}
}
createWindow()
})

// Exit cleanly on request from parent process in development mode.
if (isDevelopment) {

if (process.platform === 'win32') {
process.on('message', (data) => {
if (data === 'graceful-exit') {
app.quit()
}
})
} else {
process.on('SIGTERM', () => {
app.quit()
})
}
}