reset method

Implementation

reset({required bool error}) {
  _file         = null;
  _bytes        = null;
  _list         = [];
  _error        = error;
  _hasImage     = false;
  _extension    = '';
  _fromLoading  = false;
  _size         = Size(0, 0);
  _weight       = 0;
  try{ notifyListeners(); } catch(e) { null; };
}