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Electron Fiddle - Timer
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<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset="UTF-8"> | |
<title>Hello World!</title> | |
</head> | |
<body> | |
<h3>Versions</h3> | |
<!-- All of the Node.js APIs are available in this renderer process. --> | |
We are using Node.js <script>document.write(process.versions.node)</script>, | |
Chromium <script>document.write(process.versions.chrome)</script>, | |
Electron <script>document.write(process.versions.electron)</script>, | |
and V8 <script>document.write(process.versions.v8)</script> | |
<h3>Times</h3> | |
<pre id="timers"></pre> | |
<script> | |
// You can also require other files to run in this process | |
require('./renderer.js') | |
</script> | |
</body> | |
</html> |
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const marks = []; | |
marks.push('appStarted', Date.now()); | |
const { join } = require('path'); | |
const { app, BrowserWindow } = require('electron') | |
let mainWindow | |
function createWindow() { | |
marks.push('appReady', Date.now()); | |
mainWindow = new BrowserWindow({ | |
width: 800, | |
height: 600, | |
webPreferences: { nodeIntegration: true } | |
}) | |
marks.push('pageLoad', Date.now()); | |
mainWindow.loadURL(`file:///${join(__dirname, 'index.html')}?${encodeURIComponent(JSON.stringify(marks))}`); | |
mainWindow.on('closed', function () { | |
mainWindow = null | |
}) | |
} | |
app.on('ready', createWindow) | |
app.on('window-all-closed', function () { | |
if (process.platform !== 'darwin') { | |
app.quit() | |
} | |
}) | |
app.on('activate', function () { | |
if (mainWindow === null) { | |
createWindow() | |
} | |
}) |
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const data = JSON.parse(decodeURIComponent(window.location.search.slice(1))); | |
data.push('pageReady', Date.now()); | |
let value = ''; | |
for (let i = 2; i < data.length; i += 2) { | |
value += `${data[i - 2]} -> ${data[i]}: ${data[i + 1] - data[1]}ms (+${data[i + 1] - data[i - 1]}ms)\n`; | |
} | |
document.getElementById('timers').innerText = value; |
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