onDrop method

void onDrop(MouseEvent event)

Implementation

void onDrop(dom.MouseEvent event) {
  event.preventDefault();
  if (disabled == false && uploading == false) {
    final dt = event.dataTransfer;
    file = (dt.files!.isEmpty) ? null : file = dt.files!.last;
    if (file != null) {
      _fileController.add(file!);
    }
  }
}