HeapProfiler.DeltaList.OnMouseMove C# (CSharp) Method

        protected override void OnMouseMove(MouseEventArgs e)
        {
            if (e.Button == MouseButtons.Left) {
                var index = IndexFromPoint(e.Location);
                if (index.HasValue)
                    SelectedIndex = index.Value;
            }

            base.OnMouseMove(e);
        }