private void EditRow(object sender, RoutedEventArgs e)
        {
            try
            {
                var itm = (TableRow)table.SelectedItem;

                var wnd = new NewRow(itm);
                wnd.Show();
            }
            catch (Exception) { }
        }
        private void AddRow(object sender, RoutedEventArgs e)
        {
            NewRow wnd = new NewRow(Table);

            wnd.ShowDialog();
        }