System.Windows.Forms.TreeView.OnPaintEditor C# (CSharp) Method

        protected override object OnPaintEditor(float width)
        {
            var control = base.OnPaintEditor(width);

            Editor.NewLine(1);
            Editor.Label("   TreeView");

            Editor.ColorField("BorderColor", BorderColor, (c) => { BorderColor = c; });

            var itemHeightBuffer = Editor.IntField("ItemHeight", ItemHeight);
            if (itemHeightBuffer.Changed)
                ItemHeight = itemHeightBuffer.Value[0];

            Editor.ColorField("ScrollBarColor", ScrollBarColor, (c) => { ScrollBarColor = c; });
            Editor.ColorField("ScrollBarHoverColor", ScrollBarHoverColor, (c) => { ScrollBarHoverColor = c; });

            var scrollSpeedBuffer = Editor.Slider("ScrollSpeed", ScrollSpeed, 0, 255);
            if (scrollSpeedBuffer.Changed)
                ScrollSpeed = scrollSpeedBuffer.Value;

            var scrollIndexBuffer = Editor.Slider("ScrollIndex", ScrollIndex, -1, _nodeList.Count * ItemHeight);
            if (scrollIndexBuffer.Changed)
                ScrollIndex = scrollIndexBuffer.Value;

            Editor.ColorField("SelectionColor", SelectionColor, (c) => { SelectionColor = c; });
            Editor.ColorField("SelectionHoverColor", SelectionHoverColor, (c) => { SelectionHoverColor = c; });

            var smoothScrollingBuffer = Editor.BooleanField("SmoothScrolling", SmoothScrolling);
            if (smoothScrollingBuffer.Changed)
                SmoothScrolling = smoothScrollingBuffer.Value;

            var useNodeBoundsForSelectionBuffer = Editor.BooleanField("UseNodeBoundsForSelection", UseNodeBoundsForSelection);
            if (useNodeBoundsForSelectionBuffer.Changed)
                UseNodeBoundsForSelection = useNodeBoundsForSelectionBuffer.Value;

            var wrapTextBuffer = Editor.BooleanField("WrapText", WrapText);
            if (wrapTextBuffer.Changed)
                WrapText = wrapTextBuffer.Value;

            if (Editor.Button("Refresh"))
                Refresh();

            return control;
        }
        protected virtual void ProccesNode(TreeNode node)