static void OnTreeListControlDataModelChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
        {
            TreeListControl          treeListControl = (TreeListControl)d;
            TreeListControlDataModel model           = (TreeListControlDataModel)e.NewValue;

            if (model != null)
            {
                model.AttachToTreeListControl(treeListControl);
            }
        }
 public static void SetTreeListControlDataModel(TreeListControl treeListControl, TreeListControlDataModel value)
 {
     treeListControl.SetValue(TreeListControlDataModelProperty, value);
 }