Coin.FormMain.MenuDBMode_Click C# (CSharp) Method

        private void MenuDBMode_Click(object sender, RoutedEventArgs e)
        {
            MenuItem mi = (MenuItem)sender;
            if (!mi.IsChecked)
                mi.IsChecked = true;
            else {
                WalletForms wf = SelectedWallet();
                wf.Wallet.Mode = (EEngMode)mi.Tag;
                UserAppRegistryKey.CreateSubKey(wf.Wallet.CurrencySymbol).SetValue("DBMode", ((EEngMode)mi.Tag).ToString());
                SetMenuDBMode();
            }
        }