C# (CSharp) IMainPageOnAppearingEventArgs примеры использования

Пример #1

        private async void MainPageOnAppearingCalled(IMainPageOnAppearingEventArgs args)
        {
            if (!args.Handled)
            {
                await _mainPageViewModel.RefreshLinks();

                args.Tcs.SetResult(null);
            }
        }

Пример #2

        private async void MainPageOnAppearingCalled(IMainPageOnAppearingEventArgs args)
        {
            if (!_hasLoggedInOnce)
            {
                args.Handled = true;
                await ShowLoginAsync();

                args.Tcs.SetResult(null);
            }
        }