if (false/*window.qt*/) {
   console.log('Qt present');
   window.webChannel = new Promise((resolve, reject) => {
      try {
         new QWebChannel(qt.webChannelTransport, function(channel) {
            /** @type Object */
            const objects = channel.objects;
            for (const name in objects) {
               console.log('Qt object', name);
               window[name] = objects[name];
            }
            resolve(channel.objects);
         });
      } catch (e) {
         console.log('Qt Error:', e)
         reject(e);
      }
   });
} else {
   window.scannerSocket = window.connectWebChannel(function (channel) {
      if(channel.objects.scanner !== undefined) {
         window.scanner = channel.objects.scanner;
         window.scanner.codeReceived.connect(window.onCodeReceived);
      } else {
         window.scanner = channel.objects.codereader;
         window.scanner.codeEntered.connect(window.onCodeReceived);
      }
   });
}