view property
Implementation
@override
DataCaptureView? get view => _view;Implementation
@override
set view(DataCaptureView? newValue) {
  if (newValue == null) {
    _view = null;
    _controller?.dispose();
    _controller = null;
    return;
  }
  _view = newValue;
  _controller ??= _BarcodeBatchBasicOverlayController(this);
}