import { app, BrowserWindow, Menu, MenuItem, dialog, nativeTheme } from 'electron'; let mainWindow: BrowserWindow = null; nativeTheme.themeSource = 'dark'; let createWindow = function () { mainWindow = new BrowserWindow({ width: 800, height: 600, webPreferences: { // nodeIntegration: true } // fullscreenable:false, // maximizable:false }); mainWindow.webContents.openDevTools(); mainWindow.loadFile('index.html'); mainWindow.on('closed', function () { mainWindow = null }) } app.on('ready', createWindow) app.on('window-all-closed', () => { if (process.platform !== 'darwin') { app.quit() } }) app.on('activate', () => { if (mainWindow === null) { createWindow() } })