<html> <body> <webview nodeintegration src="app://host1" id="view" partition="webview-temp"/> </body> <script> const {ipcRenderer, webFrame} = require('electron') const view = document.getElementById('view') let finalNavigation = false function SendZoomLevel() { return new Promise((resolve, reject) => { const zoomLevel = view.getZoomLevel() const zoomFactor = view.getZoomFactor() ipcRenderer.send('webview-zoom-in-page', zoomLevel, zoomFactor, finalNavigation) resolve() }) } view.addEventListener('dom-ready', () => { view.setZoomLevel(2.0) SendZoomLevel().then(() => { if (!finalNavigation) { finalNavigation = true view.executeJavaScript('window.location.hash=123') } }) }) view.addEventListener('did-navigate-in-page', () => { SendZoomLevel() }) </script> </html>