private void go_Click(object sender, RoutedEventArgs e) { object permission = model.CheckAuthorization(login.Text, password.Password); if (permission == null) { loginResult.Property(Label.ContentProperty).SetResourceValue("MainWindow_LoginFault"); } else { try { PermissionManager.Authorized(Convert.ToInt32(permission)); App.OpenWindow(WindowsFactory.MainMenu); this.Close(); PermissionManager.USER = login.Text; LoggingManager.LogAction(2, login.Text); } catch (Exception ex) { MessageBox.Show(ex.Message); } } }