private void btn_del_Click(object sender, RoutedEventArgs e)
{
var tp = dt_clients.SelectedItem;
DB.Entities ef = new DB.Entities();
MessageBox.Show(Convert.ToString(tp));
}
/// <summary>
/// кнопка удаления
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btn_delete_Click(object sender, RoutedEventArgs e)
{
MessageBoxResult result = MessageBox.Show("Вы уверены что хотите удалить данный элемент", "Уведомление", MessageBoxButton.YesNo, MessageBoxImage.Exclamation);
if (result == MessageBoxResult.Yes)
{
try
{
var bt = e.OriginalSource as Button;
var tp = bt.DataContext as Controller.Viewer;
DB.Entities ef = new DB.Entities();
var item = ef.Services.SingleOrDefault(x => x.idService == tp.idService);
ef.Services.Remove(item);
ef.SaveChanges();
lb_services.ItemsSource = "";
Controller.Engine engine = new Controller.Engine();
lb_services.ItemsSource = engine.list_viewer;
MessageBox.Show("Объект успешно удален", "ОК", MessageBoxButton.OK, MessageBoxImage.Information);
}
catch (Exception)
{
throw;
}
}
else
{
MessageBox.Show("Удаление отменено");
}
}
public Clients()
{
InitializeComponent();
try
{
DB.Entities ef = new DB.Entities();
dt_clients.ItemsSource = ef.Clients.ToList();
}
catch (Exception)
{
throw;
}
}
/// <summary>
/// Перебираем данные из бд и отдаем в лист
/// </summary>
public Engine()
{
DB.Entities ef = new DB.Entities();
list_viewer = new List <Viewer>();
try
{
var s = ef.Services.ToList();
foreach (var item in s)
{
list_viewer.Add(new Viewer(item));
}
}
catch (Exception)
{
throw;
}
}