AjaxControlToolkit.Design.RatingExtenderDesigner.ActionList.GetSortedActionItems C# (CSharp) Method

            public override DesignerActionItemCollection GetSortedActionItems()
            {
                if(_items == null) {
                    _items = new DesignerActionItemCollection();
                    //Add PropertyItem
                    _items.Add(new DesignerActionPropertyItem("StartRating", "Initial Rating"));
                    _items.Add(new DesignerActionPropertyItem("MaxRating", "Maximum Rating"));
                    _items.Add(new DesignerActionPropertyItem("RealOnly", "Read-only"));
                    //Add MethodItem
                    _items.Add(new DesignerActionMethodItem(this, "Alignment", "Switch Align"));
                    _items.Add(new DesignerActionMethodItem(this, "Direction", "Switch Direction"));

                }
                return _items;
            }