Sort node selection from treelistview before iterating on copy-paste.

renderdocui/Controls/TreeListView/TreeListNode.cs

@@ -1100,12 +1100,12 @@ namespace TreelistView
 			return m_nodesMap.ContainsKey(node);
 		}
 
-		public IList<Node> GetSortedNodes()
+		public void Sort()
 		{
 			SortedList<string, Node> list = new SortedList<string,Node>();
 			foreach (Node node in m_nodes)
 				list.Add(node.GetId(), node);
-			return list.Values;
+			m_nodes = new List<Node>(list.Values);
 		}
 
 	}

renderdocui/Controls/TreeListView/TreeListView.cs

@@ -378,6 +378,11 @@ namespace TreelistView
 			get { return m_nodesSelection; }
 		}
 
+		public void SortNodesSelection()
+		{
+			m_nodesSelection.Sort();
+		}
+
         [Browsable(false)]
         public Node SelectedNode
         {