erickzhao/index.html

## index.html
<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8">
    <!-- https://developer.mozilla.org/en-US/docs/Web/HTTP/CSP -->
    <meta http-equiv="Content-Security-Policy" content="default-src 'self'; script-src 'self'; style-src 'self' 'unsafe-inline'">
    <link href="./styles.css" rel="stylesheet">
    <title>Hello World!</title>
  </head>
  <body>
    <h1>Hello World!</h1>
    <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')

async function createWindow () {
  // Create the browser window.
  const mainWindow = new BrowserWindow({
    webPreferences: {
      preload: path.join(__dirname, 'preload.js'),
      contextIsolation: false
    }
  })

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

  // send message from main to renderer
  mainWindow.webContents.send('my-channel', '🚀')

  // 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()
})

## package.json
{
  "name": "jazzy-earthquake-dream-ptagh",
  "productName": "jazzy-earthquake-dream-ptagh",
  "description": "My Electron application description",
  "keywords": [],
  "main": "./main.js",
  "version": "1.0.0",
  "author": "",
  "scripts": {
    "start": "electron ."
  },
  "dependencies": {},
  "devDependencies": {
    "electron": "17.1.0"
  }
}

## preload.js
const { ipcRenderer } = require('electron');

window.myAPI = {
  listener: (cb) => { ipcRenderer.on('my-channel', cb)}
}

## renderer.js
window.myAPI.listener((event, data) => {
    console.log({event, data})
})

## styles.css
/* styles.css */

/* Add styles here to customize the appearance of your app */
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="UTF-8">
	<!-- https://developer.mozilla.org/en-US/docs/Web/HTTP/CSP -->
	<meta http-equiv="Content-Security-Policy" content="default-src 'self'; script-src 'self'; style-src 'self' 'unsafe-inline'">
	<link href="./styles.css" rel="stylesheet">
	<title>Hello World!</title>
	</head>
	<body>
	<h1>Hello World!</h1>
	<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')

	async function createWindow () {
	// Create the browser window.
	const mainWindow = new BrowserWindow({
	webPreferences: {
	preload: path.join(__dirname, 'preload.js'),
	contextIsolation: false
	}
	})

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

	// send message from main to renderer
	mainWindow.webContents.send('my-channel', '🚀')

	// 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()
	})
	{
	"name": "jazzy-earthquake-dream-ptagh",
	"productName": "jazzy-earthquake-dream-ptagh",
	"description": "My Electron application description",
	"keywords": [],
	"main": "./main.js",
	"version": "1.0.0",
	"author": "",
	"scripts": {
	"start": "electron ."
	},
	"dependencies": {},
	"devDependencies": {
	"electron": "17.1.0"
	}
	}
	const { ipcRenderer } = require('electron');

	window.myAPI = {
	listener: (cb) => { ipcRenderer.on('my-channel', cb)}
	}
	window.myAPI.listener((event, data) => {
	console.log({event, data})
	})
	/* styles.css */

	/* Add styles here to customize the appearance of your app */