Data binding to SelectedItem in a WPF Treeview

How can I retrieve the item that is selected in a WPF-treeview? I want to do this in XAML, because I want to bind it. You might think that it is SelectedItem but apparently that does not exist is readonly and therefore unusable. This is what I want to do: <TreeView ItemsSource=”{Binding Path=Model.Clusters}” ItemTemplate=”{StaticResource ClusterTemplate}” … Read more