private void RemoveItemFromCollection() { TreasuryCollection.Remove(SelectedTreasury); if (TreasuryCollection.Count == 0) { LastSavedValue = string.Empty; LastSavedDate = string.Empty; IsClearBtnEnabled = Visibility.Visible; } else { LastSavedValue = TreasuryCollection[0].TreasuryValue; LastSavedDate = TreasuryCollection[0].DateValue; } _ItemDeleteView.Close(); _jsonDataService.SaveTreasuryData(TreasuryCollection); /// Saves treasury data to the hard drive }