cawa-93/index.html

## index.html
<!DOCTYPE html>
<html>

<head>
  <meta charset="UTF-8">
  <!-- https://developer.mozilla.org/en-US/docs/Web/HTTP/CSP -->
  <title>Hello World!</title>
</head>

<body>
  <h1>Hello World!</h1>
  We are using Node.js <span id="node-version"></span>,
  Chromium <span id="chrome-version"></span>,
  and Electron <span id="electron-version"></span>.
  <br>
  <button>Click me to crash view</button>

  <!-- You can also require other files to run in this process -->
  <script src="./renderer.js"></script>
</body>

</html>

## main.js
// Modules to control application life and create native browser window
const { app, BrowserWindow } = require('electron')
const path = require('path')

function createWindow() {
  // Create the browser window.
  const mainWindow = new BrowserWindow({
    width: 800,
    height: 600,
    webPreferences: {
      preload: path.join(__dirname, 'preload.js')
    }
  })

  // and load the index.html of the app.
  mainWindow.loadFile('index.html')

  // Open the DevTools.
  // mainWindow.webContents.openDevTools()
}

// 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.whenReady().then(() => {
  createWindow()

  app.on('activate', function () {
    // 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()
  })
})

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

// In this file you can include the rest of your app's specific main process
// code. You can also put them in separate files and require them here.

## package.json
{
  "name": "tasteful-form-ask-1gzn2",
  "productName": "tasteful-form-ask-1gzn2",
  "description": "My Electron application description",
  "keywords": [],
  "main": "./main.js",
  "version": "1.0.0",
  "author": "kozac",
  "scripts": {
    "start": "electron ."
  },
  "dependencies": {
    "usb": "*"
  },
  "devDependencies": {
    "electron-nightly": "18.0.0-nightly.20220118"
  }
}

## preload.js
const { getDeviceList } = require('usb');
const { contextBridge } = require('electron');

function test() {
  console.log({
    deviceList: getDeviceList(),
  })
}

contextBridge.exposeInMainWorld('test', test);

## renderer.js
document.querySelector('button').addEventListener('click', window.test)
	<!DOCTYPE html>
	<html>

	<head>
	<meta charset="UTF-8">
	<!-- https://developer.mozilla.org/en-US/docs/Web/HTTP/CSP -->
	<title>Hello World!</title>
	</head>

	<body>
	<h1>Hello World!</h1>
	We are using Node.js <span id="node-version"></span>,
	Chromium <span id="chrome-version"></span>,
	and Electron <span id="electron-version"></span>.
	<br>
	<button>Click me to crash view</button>

	<!-- You can also require other files to run in this process -->
	<script src="./renderer.js"></script>
	</body>

	</html>
	// Modules to control application life and create native browser window
	const { app, BrowserWindow } = require('electron')
	const path = require('path')

	function createWindow() {
	// Create the browser window.
	const mainWindow = new BrowserWindow({
	width: 800,
	height: 600,
	webPreferences: {
	preload: path.join(__dirname, 'preload.js')
	}
	})

	// and load the index.html of the app.
	mainWindow.loadFile('index.html')

	// Open the DevTools.
	// mainWindow.webContents.openDevTools()
	}

	// 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.whenReady().then(() => {
	createWindow()

	app.on('activate', function () {
	// 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()
	})
	})

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

	// In this file you can include the rest of your app's specific main process
	// code. You can also put them in separate files and require them here.
	{
	"name": "tasteful-form-ask-1gzn2",
	"productName": "tasteful-form-ask-1gzn2",
	"description": "My Electron application description",
	"keywords": [],
	"main": "./main.js",
	"version": "1.0.0",
	"author": "kozac",
	"scripts": {
	"start": "electron ."
	},
	"dependencies": {
	"usb": "*"
	},
	"devDependencies": {
	"electron-nightly": "18.0.0-nightly.20220118"
	}
	}
	const { getDeviceList } = require('usb');
	const { contextBridge } = require('electron');

	function test() {
	console.log({
	deviceList: getDeviceList(),
	})
	}

	contextBridge.exposeInMainWorld('test', test);