theolivenbaum/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>
    <style>
      body{
        background: green;
      }
      body > .drag {
                -webkit-app-region: drag;
                background:red;
                width:100px;
                height:100px;
      }
      </style>
  </head>
  <body>
    <h1>Vibrancy error</h1>
    <div>This window will flash green -> transparent -> green.</div>
    <div id="bgcolor">Initial background: green</div>
    <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: 460,
    show: false,
    frame: false,
    transparent: true,
    vibrancy:'under-window',
    backgroundColor:'#00000000',
    webPreferences: {
      contextIsolation:false,
      backgroundThrottling:false,
      preload: path.join(__dirname, 'preload.js'),
      transparent: true
    }
  });

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

// 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(() => {
  //createOther();
  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": "soft-soap-slap-gdb47",
  "productName": "soft-soap-slap-gdb47",
  "description": "My Electron application description",
  "keywords": [],
  "main": "./main.js",
  "version": "1.0.0",
  "author": "rafael",
  "scripts": {
    "start": "electron ."
  },
  "dependencies": {},
  "devDependencies": {
    "electron": "16.0.0"
  }
}

## renderer.js
// This file is required by the index.html file and will
// be executed in the renderer process for that window.
// No Node.js APIs are available in this process because
// `nodeIntegration` is turned off. Use `preload.js` to
// selectively enable features needed in the rendering
// process.

window.setTimeout((_) => {
    document.body.style.background = "transparent";
    document.getElementById("bgcolor").textContent = "Background was set to transparent";
}, 2000);
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="UTF-8">
	<!-- https://developer.mozilla.org/en-US/docs/Web/HTTP/CSP -->
	<title>Hello World!</title>
	<style>
	body{
	background: green;
	}
	body > .drag {
	-webkit-app-region: drag;
	background:red;
	width:100px;
	height:100px;
	}
	</style>
	</head>
	<body>
	<h1>Vibrancy error</h1>
	<div>This window will flash green -> transparent -> green.</div>
	<div id="bgcolor">Initial background: green</div>
	<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: 460,
	show: false,
	frame: false,
	transparent: true,
	vibrancy:'under-window',
	backgroundColor:'#00000000',
	webPreferences: {
	contextIsolation:false,
	backgroundThrottling:false,
	preload: path.join(__dirname, 'preload.js'),
	transparent: true
	}
	});

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

	// 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(() => {
	//createOther();
	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": "soft-soap-slap-gdb47",
	"productName": "soft-soap-slap-gdb47",
	"description": "My Electron application description",
	"keywords": [],
	"main": "./main.js",
	"version": "1.0.0",
	"author": "rafael",
	"scripts": {
	"start": "electron ."
	},
	"dependencies": {},
	"devDependencies": {
	"electron": "16.0.0"
	}
	}
	// This file is required by the index.html file and will
	// be executed in the renderer process for that window.
	// No Node.js APIs are available in this process because
	// `nodeIntegration` is turned off. Use `preload.js` to
	// selectively enable features needed in the rendering
	// process.

	window.setTimeout((_) => {
	document.body.style.background = "transparent";
	document.getElementById("bgcolor").textContent = "Background was set to transparent";
	}, 2000);