private void Delete_Row(object sender, EventArgs e)
 {
     if (!_view.headSeleted.ReceivedFlag)
     {
         if (_view.lineSeleted != null)
         {
             _repository.DeleteRcvLine(_view.lineSeleted);
             _view.rcvLines = _repository.GetRcvLineByHeaderID(_view.headSeleted.ReceiptHeaderId);
             _view.BindingRcvLines(_view.rcvLines);
         }
     }
     else
     {
         MessageBox.Show("Cannot delete this line.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
         return;
     }
 }