<html>
<body>
<webview nodeintegration src="app://host1" id="view" partition="webview-temp"/>
</body>
<script>
  const {ipcRenderer} = require('electron')
  const view = document.getElementById('view')
  const view2 = document.createElement('webview')
  view.addEventListener('dom-ready', () => {
    view.setZoomLevel(2.0)
    view2.src = "app://host1"
    view2.partition = "webview-temp"
    document.body.appendChild(view2)
  })
  view2.addEventListener('dom-ready', () => {
    const zoomLevel = view2.getZoomLevel()
    ipcRenderer.send('webview-origin-zoom-level', zoomLevel)
  })
</script>