private void TypeButton_Checked(object sender, RoutedEventArgs e)
        {
            CardType cardType = (CardType)((RadioButton)sender).CommandParameter;

            cardTypeSelected = cardType.GetAPIString();
            EnableAllFields();
            switch (cardType)
            {
            case CardType.Spell:
                txtHealth.IsEnabled = false;
                lblHealth.IsEnabled = false;
                txtAttack.IsEnabled = false;
                lblAttack.IsEnabled = false;
                break;

            case CardType.Weapon:
                txtTribe.IsEnabled = false;
                lblTribe.IsEnabled = false;
                break;

            case CardType.Hero:
                txtTribe.IsEnabled  = false;
                lblTribe.IsEnabled  = false;
                txtAttack.IsEnabled = false;
                lblAttack.IsEnabled = false;
                break;

            default:
                break;
            }
        }