C# (CSharp) LogoutSuccess.Invoke примеры использования

Пример #1

        private async void OnLogout()
        {
            try
            {
                await _model.LogoutAsync();

                LogoutSuccess?.Invoke(this, EventArgs.Empty);
            }
            catch (NetworkException ex)
            {
                OnMessageApplication($"Unexpected error! ({ex.Message})");
            }
        }

Пример #2

 private void ButtonQuitRoom_OnClick(object sender, RoutedEventArgs e)
 {
     LogoutSuccess?.Invoke();
 }