public UpdateChargeWindow(int chargeId, int jobId)
        {
            InitializeComponent();
            Charge charge = new ChargeCRUD().Read(chargeId, jobId);

            this.DataContext = charge;
        }
        private void BtnSubmit_Click(object sender, RoutedEventArgs e)
        {
            Charge charge = (Charge)this.DataContext;
            int    result = 0;

            try
            {
                result = new ChargeCRUD().Update(charge);
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Error");
                return;
            }

            if (result > 0)
            {
                MessageBox.Show("Charge was updated", "Success");
                this.Close();
            }
            else
            {
                MessageBox.Show("Unable to update charge", "Failure");
            }
        }
        private void BtnSubmit_Click(object sender, RoutedEventArgs e)
        {
            int result = new ChargeCRUD().Create((Charge)this.DataContext);

            if (result > 0)
            {
                this.Close();
                MessageBox.Show("Charge was created", "Success");
            }
            else
            {
                MessageBox.Show("Unable to create charge", "Failure");
            }
        }