WinRTXamlToolkit.Controls.Calendar.AddSelection C# (CSharp) Method

        private void AddSelection()
        {
            if (HoverEnd != null && HoverStart != null)
            {
                foreach (DateTime item in SelectedDates)
                {
                    RemovedItems.Add(item);
                }

                SelectedDates.ClearInternal();
                // In keyboard selection, we are sure that the collection does
                // not include any blackout days
                SelectedDates.AddRange(HoverStart.Value, HoverEnd.Value);
            }
        }