Raccoom.Windows.Forms.TreeNodePath.RemoveDummyNode C# (CSharp) Method

        public virtual void RemoveDummyNode()
        {
            if ((Nodes.Count == 1) & (Nodes[0].Text == "@@Dummy@@"))
              {
            Nodes[0].Remove();
              }
        }

 /// <summary>
 /// Populates the Directory structure for a given path.
 /// </summary>
 /// <param name="parent">Parent node for which the data is to retrieve</param>
 /// <param name="e"><c>TreeViewCancelEventArgs</c> to abort current expanding.</param>
 protected virtual void RequestChildNodes(TreeNodePath parent, System.Windows.Forms.TreeViewCancelEventArgs e)
 {
     if (parent == null)
     {
         throw new ArgumentNullException("parent");
     }
     if (e == null)
     {
         throw new ArgumentNullException("e");
     }
     //
     if (!parent.HasDummyNode || parent.Path == null)
     {
         return;
     }
     // everything ok, here we go
     this.BeginUpdate();
     try
     {
         parent.RemoveDummyNode();
         // if we have not scanned this folder before
         _dataProvider.RequestChildNodes(parent, e);
     }
     finally
     {
         this.EndUpdate();
     }
 }