void successSave(Reports.Receipts receipts)
{
loadingProgress.Visibility = Visibility.Hidden;
MessageBox.Show("Список покупателей сохранен по пути " + receipts.FileName);
System.Diagnostics.Process.Start(System.IO.Path.GetDirectoryName(receipts.FileName));
Close();
}
void errorSave(Reports.Receipts receipts)
{
loadingProgress.Visibility = Visibility.Hidden;
MessageBox.Show(receipts.LastError);
}
