private void Delete(object sender, RoutedEventArgs e) { if ( MessageWindow.ShowConfirmMessage( "You are about to delete current MembershipType information. Do you want to proceed?") == MessageBoxResult.Yes) { _currentMembershipType.Destroy(); MessageWindow.ShowNotifyMessage("MembershipType information deleted!"); DataContext = _currentMembershipType = new MembershipType(0); } }