public override void DefaultVisit(TreeNodeViewModel node)
{
if (node == null || SortContext == null)
{
return;
}
node.ChildrenSortType = SortContext.SortType;
node.ChildrenSortDirection = SortContext.SortDirection;
if (node.Children.Count == 0)
{
return;
}
else if (node.Children.Count > 1) //Optimization for single element collections - do not sort and reset them
{
var sorted = NodesSorter.SortNodes(node.Children, SortContext.SortType, SortContext.SortDirection)
?.ToList(capacity: node.Children.Count)
?? Enumerable.Empty <TreeNodeViewModel>();
node.Children.Reset(sorted);
}
if (SortContext.SortDescendants)
{
base.DefaultVisit(node);
}
}
public override List <TreeNodeViewModel> DefaultVisit(TreeNodeViewModel node, IEnumerable <TreeNodeViewModel> generatedChildren)
{
if (node == null)
{
return(base.DefaultVisit(node, generatedChildren));
}
node.ChildrenSortType = SortType;
node.ChildrenSortDirection = SortDirection;
return(!generatedChildren.IsNullOrEmpty()
? NodesSorter.SortNodes(generatedChildren, SortType, SortDirection)
: base.DefaultVisit(node, generatedChildren));
}
