private void NewButton_Click(object sender, RoutedEventArgs e)
{
var detailWindow = new EmployeeDetailWindow();
if (detailWindow.ShowDialog() != true)
{
return;
}
_ctx.Employees.Add(detailWindow.Model);
_ctx.SaveChanges();
LoadEmployees();
}
private void UpdateButton_Click(object sender, RoutedEventArgs e)
{
if (MainGrid.SelectedItem == null)
{
return;
}
var detailWindow = new EmployeeDetailWindow(MainGrid.SelectedItem as Employee);
if (detailWindow.ShowDialog() != true)
{
return;
}
// Siccome il model รจ stato creato dal DbContext,
// il DbContext conosce lo stato dell'oggetto,
// quindi non serve fare Attach/Update, modificare lo State, ecc.
// Basta solo salvare:
_ctx.SaveChanges();
LoadEmployees();
}