hMailServer.Administrator.formMain.AddNode C# (CSharp) Method

        private void AddNode(TreeNode parentNode, INode internalNode, int recursion)
        {
            TreeNode node = CreateNode(internalNode);

            if (parentNode != null)
                parentNode.Nodes.Add(node);
            else
                treeNodes.Nodes.Add(node);

            LoadNodeChildren(node, recursion);
        }