public void SaveButton_Click(object sender, RoutedEventArgs e) { // walidacja numeru telefonu string phone = PhoneNumberTextbox.Text; if (phone.Length != 9) { MessageBox.Show("Zły numer telefonu", "Błąd!", MessageBoxButton.OK, MessageBoxImage.Warning); return; } currentContact.Name = NameTextbox.Text; currentContact.Surname = SurnameTextbox.Text; currentContact.Sex = (SexDictionary)SexCombobox.SelectedIndex + 1; currentContact.PhoneNumber = PhoneNumberTextbox.Text; if (currentContact.Id != 0) { contactsDAL.UpdateContact(currentContact); } else { contactsDAL.InsertContact(currentContact); } ClearFields(); ReloadData(); }