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

        protected override void OnMouseHover(EventArgs e)
        {
            var mclient = PointToClient(MousePosition);
            RectangleF _scrollRect = new RectangleF(Width - _scrollbarWidth, _scrollbarY, _scrollbarWidth, _scrollbarHeight);
            if (_scrollRect.Contains(mclient))
                _scrollHovered = true;
            else
                _scrollHovered = false;

            _hoveredNode = _GetNodeAtPosition(root, mclient);
        }
        protected override void OnMouseMove(MouseEventArgs e)