electron/docs/fiddles/features/offscreen-rendering/main.js

39 lines
852 B
JavaScript

const { app, BrowserWindow } = require('electron/main')
const fs = require('node:fs')
const path = require('node:path')
app.disableHardwareAcceleration()
function createWindow () {
const win = new BrowserWindow({
width: 800,
height: 600,
webPreferences: {
offscreen: true
}
})
win.loadURL('https://github.com')
win.webContents.on('paint', (event, dirty, image) => {
fs.writeFileSync('ex.png', image.toPNG())
})
win.webContents.setFrameRate(60)
console.log(`The screenshot has been successfully saved to ${path.join(process.cwd(), 'ex.png')}`)
}
app.whenReady().then(() => {
createWindow()
app.on('activate', () => {
if (BrowserWindow.getAllWindows().length === 0) {
createWindow()
}
})
})
app.on('window-all-closed', () => {
if (process.platform !== 'darwin') {
app.quit()
}
})