private void ShowMothReport(object sender, RoutedEventArgs e) { _items = _itemReader.ReadItems(); _userItemsMonth = _services.ShowMothReport(_items); balanceMonth.Content = "Month Balance = " + _services.DispalyBalanceMonth(_items) + Environment.NewLine; monthReportTable.ItemsSource = _userItemsMonth; comboBoxColumnMonth.ItemsSource = Enum.GetValues(typeof(ItemType)); }