所以我试图绑定(bind)到 ListView 项目中的列表,但我似乎无法正确绑定(bind)。如果有人可以帮助我更正绑定(bind),那就太好了!
这是您可能需要的资源:
//class that xaml is initially bound to
public partial class UploadMngPanel : Grid
{
....
//initial list to bind to
public ObservableCollection<FinishedAnimeCollection> UploadedAnime
{
get { return uploadedAnime; }
}
}
public class FinishedAnimeCollection
{
...
//second list to bind to
private ObservableCollection<AnimeEpisodeItem> _episodes = new ObservableCollection<AnimeEpisodeItem>();
public ObservableCollection<AnimeEpisodeItem> Episodes
{
get { return _episodes; }
}
}
public class AnimeEpisodeItem
{
public String Title { get; set; }
public DateTime TimeAdded { get; set; }
}
下面是我要修复的 XAML
<!-- First list binding here (this works)-->
<ListView Name="finishedView" ItemsSource="{Binding UploadedAnime}">
<ListView.Resources>
<ResourceDictionary>
<ResourceDictionary.MergedDictionaries>
<ResourceDictionary Source="AnimeExpander.xaml"/>
</ResourceDictionary.MergedDictionaries>
<DataTemplate x:Key="AnimeRow">
<DockPanel>
<!-- <Image Height="75" Width="Auto" Source="{Binding Image}" DockPanel.Dock="Left" VerticalAlignment="Top"/> -->
<Expander Template="{StaticResource AnimeExpanderControlTemplate}" Header="{Binding AnimeTitle}">
<Expander.ContentTemplate>
<DataTemplate>
<Border BorderBrush="Black" BorderThickness="1,1,1,1">
<!--Second list binding here (this doesn't work)-->
<ListView ItemsSource="{Binding Path=Episodes}">
<ListViewItem>
<DockPanel>
<TextBlock Text="{Binding Title}" DockPanel.Dock="Left" />
<!--<TextBlock Text="{Binding TimeAdded}" DockPanel.Dock="Right" />-->
</DockPanel>
</ListViewItem>
</ListView>
</Border>
</DataTemplate>
</Expander.ContentTemplate>
</Expander>
</DockPanel>
</DataTemplate>
</ResourceDictionary>
</ListView.Resources>
<ListView.View>
<GridView>
<GridViewColumn Width="700" Header="Anime" CellTemplate="{StaticResource AnimeRow}"/>
</GridView>
</ListView.View>
</ListView>
如果您需要更多源代码,请告诉我。非常感谢!
最佳答案
好吧,经过一番折腾,我终于找到了该怎么做。显然是这样的:
<ListView ItemsSource="{Binding Path=Episodes}">
<ListViewItem>
<DockPanel>
<TextBlock Text="{Binding Title}" DockPanel.Dock="Left" />
<!--<TextBlock Text="{Binding TimeAdded}" DockPanel.Dock="Right" />-->
</DockPanel>
</ListViewItem>
</ListView>
即使没有通过和错误也是无效的。当您为 ListView 指定 ItemSource 时,您不能在 ListView 中使用 ListViewItem 标签。因此,我将我的代码重新编写为以下有效的代码:
<TabItem Header="Finished">
<TabItem.Resources>
<ResourceDictionary>
<ResourceDictionary.MergedDictionaries>
<ResourceDictionary Source="AnimeExpander.xaml"/>
</ResourceDictionary.MergedDictionaries>
<DataTemplate x:Key="EpisodeItem">
<DockPanel Margin="30,3">
<TextBlock Text="{Binding Title}" DockPanel.Dock="Left" />
<WrapPanel Margin="10,0" DockPanel.Dock="Right">
<TextBlock Text="Finished at: " />
<TextBlock Text="{Binding TimeAdded}" />
</WrapPanel>
</DockPanel>
</DataTemplate>
<DataTemplate x:Key="AnimeItem">
<DockPanel Margin="5,10">
<Image Height="75" Width="Auto" Source="{Binding ImagePath}" DockPanel.Dock="Left" VerticalAlignment="Top"/>
<Expander Template="{StaticResource AnimeExpanderControlTemplate}" >
<Expander.Header>
<TextBlock FontWeight="Bold" Text="{Binding AnimeTitle}" />
</Expander.Header>
<ListView ItemsSource="{Binding Episodes}" ItemTemplate="{StaticResource EpisodeItem}" BorderThickness="0,0,0,0" />
</Expander>
</DockPanel>
</DataTemplate>
</ResourceDictionary>
</TabItem.Resources>
<ListView Name="finishedView" ItemsSource="{Binding UploadedAnime, diagnostics:PresentationTraceSources.TraceLevel=High}" ItemTemplate="{StaticResource AnimeItem}" />
</TabItem>
关于c# - WPF - 绑定(bind)到 ListView 项中的列表,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/2805582/