private IModelType CloneChildNode(IModelType node)
{
IModelType model = (IModelType)node.Clone();
if (model.GetType() == typeof(Folder))
{
foreach (IModelType child in ((Folder)node).Children)
{
IModelType clonedChild = CloneChildNode(child);
((Folder)model).Children.Add(clonedChild);
}
}
return(model);
}