<HierarchicalDataTemplate x:Key="BookMarkTemplate" >
            <StackPanel Orientation="Horizontal">
                <TextBlock Text="{Binding Child.MarkName,Mode=TwoWay}"></TextBlock>
            </StackPanel>
        </HierarchicalDataTemplate>
        <HierarchicalDataTemplate x:Key="ChapterTemplate" ItemTemplate="{StaticResource BookMarkTemplate}" ItemsSource="{Binding InlineList,Mode=TwoWay}" >
            <StackPanel Orientation="Horizontal">
                <TextBlock Text="{Binding Name}"></TextBlock>
            </StackPanel>
        </HierarchicalDataTemplate>

private void treeView1_Selected(object sender, RoutedEventArgs e)
        {
            if ((e.OriginalSource as TreeViewItem).Header.GetType()==typeof(InlineUIContainer))
            {
                mark = ((e.OriginalSource as TreeViewItem).Header as InlineUIContainer);
                BookMarkRun run = mark.Child as BookMarkRun;
                txtSelectionContent.Text = run.MarkName;
                DependencyObject parent = VisualTreeHelper.GetParent((e.OriginalSource as TreeViewItem));
                while (!(parent is TreeViewItem))
                    parent = VisualTreeHelper.GetParent(parent);
                TreeViewItem item = (TreeViewItem)parent;
                volumeModel = (item.Header as VolumeModel);
                btnAdd.Content = "修改";
                btnDel.IsEnabled = true;
                btnAdd.IsEnabled = true;
            }
     }