ArcGISRuntime.UWP.Viewer.MainPage.Initialize C# (CSharp) Метод

        private async void Initialize()
        {
            // Initialize manager that handles all the samples, this will load all the items from samples assembly and related files
            await SampleManager.Current.InitializeAsync(ApplicationManager.Current.SelectedLanguage);

            // Create categories list. Also add Featured there as a single category.
            var categoriesList = SampleManager.Current.GetSamplesInCategories();

            var collectedFeaturedSamplesList = new List<object>();
            var featuredSampleList = SampleManager.Current.GetFeaturedSamples();

            // Collect all featured samples from the samples list and construct featured category
            foreach (var featured in featuredSampleList)
            {
                foreach (var category in categoriesList)
                {
                    foreach (var sample in category.Items)
                    {
                        var sampleModel = (sample as SampleModel);
                        if (sampleModel == null) continue;

                        if (sampleModel.SampleName == featured.SampleName)
                            collectedFeaturedSamplesList.Add(sampleModel);
                    }
                }
            }

            // Make sure that Featured is shown on top of the categories
            if (collectedFeaturedSamplesList.Count > 0)
                categoriesList.Insert(0, new TreeItem
                    { Name = "Featured", Items = collectedFeaturedSamplesList });
            
            categories.ItemsSource = categoriesList;
            categories.SelectedIndex = 0;

            Frame.Navigated += OnFrameNavigated;

            HideLoadingIndication();
        }