private void _model_NodesInserted(object sender, TreeModelEventArgs e)
{
if (e.Indices == null)
throw new ArgumentNullException("Indices");
TreeNodeAdv parent = FindNode(e.Path);
if (parent != null)
{
for (int i = 0; i < e.Children.Length; i++)
AddNewNode(parent, e.Children[i], e.Indices[i]);
}
SmartFullUpdate();
}