public async void Toc() { ITocItem item = await book.QueryToc(null, Enumerable.Empty <ICategoryItem>()); Assert.NotNull(item); Assert.Equal(2, item.Children.Count()); }
public object Convert(object value, Type targetType, object parameter, CultureInfo culture) { if (value is ObservableCollection <ITocItem> items && items.Any()) { ITocItem item = items.First(); if (item.Level == 0) { return(ImageSource.FromFile(Device.RuntimePlatform == Device.Android ? "@drawable/ic_filter_none_white_24dp" : null)); } if (item.Level > 9) { return(ImageSource.FromFile(Device.RuntimePlatform == Device.Android ? "@drawable/ic_filter_9_plus_white_24dp.png" : null)); } return(ImageSource.FromFile(Device.RuntimePlatform == Device.Android ? $"@drawable/ic_filter_{item.Level}_white_24dp.png" : null)); } return(null); }
public async Task Init() { if (!TocItems.Any()) { ITocItem root = await Book.QueryToc(null, null); ListChildren(root); } }
private void ListChildren(ITocItem item) { TocItems.ReplaceRange(item.HasChildren ? item.Children : new ITocItem[] { item }); OnPropertyChanged(nameof(TocItems)); }