@Override
 public void handleMessage(Message message) {
   switch (message.what) {
     case R.id.auto_focus:
       // Log.d(TAG, "Got auto-focus message");
       // When one auto focus pass finishes, start another. This is the closest thing to
       // continuous AF. It does seem to hunt a bit, but I'm not sure what else to do.
       if (state == State.PREVIEW) {
         CameraManager.get().requestAutoFocus(this, R.id.auto_focus);
       }
       break;
     case R.id.restart_preview:
       Log.d(TAG, "Got restart preview message");
       restartPreviewAndDecode();
       break;
     case R.id.decode_succeeded:
       Log.d(TAG, "Got decode succeeded message");
       state = State.SUCCESS;
       Bundle bundle = message.getData();
       Bitmap barcode =
           bundle == null ? null : (Bitmap) bundle.getParcelable(DecodeThread.BARCODE_BITMAP);
       activity.handleDecode((Result) message.obj, barcode);
       break;
     case R.id.decode_failed:
       // We're decoding as fast as possible, so when one decode fails, start another.
       state = State.PREVIEW;
       CameraManager.get().requestPreviewFrame(decodeThread.getHandler(), R.id.decode);
       break;
     case R.id.return_scan_result:
       Log.d(TAG, "Got return scan result message");
       activity.setResult(Activity.RESULT_OK, (Intent) message.obj);
       activity.finish();
       break;
     case R.id.launch_product_query:
       Log.d(TAG, "Got product query message");
       String url = (String) message.obj;
       Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
       intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET);
       activity.startActivity(intent);
       break;
   }
 }