create a tkinter windows with ok exit button in javascript

index.tsx
const { app, BrowserWindow } = require('electron')

function createWindow () {
  // Create the browser window.
  let win = new BrowserWindow({
    width: 800,
    height: 600,
    webPreferences: {
      nodeIntegration: true
    }
  })

  // Load the index.html of the app.
  win.loadFile('index.html')

  // Add an OK/Exit button
  const {dialog} = require('electron')
  const options = {
      type: 'info',
      buttons: ['OK', 'Exit'],
      defaultId: 0,
      title: 'OK/Exit Button',
      message: 'Press OK to continue or Exit to close the window.',
      detail: 'This is a demo for an OK/Exit button.'
  }
  
  dialog.showMessageBox(null, options, (response) => {
      if (response === 0) {
          // OK button pressed
          console.log('OK')
      } else {
          // Exit button pressed
          console.log('EXIT')
          win.close()
      }
  })
}

app.on('ready', createWindow)
910 chars
40 lines