void OnClick(AdapterClickEventArgs args)
        {
            if (IsMultiSelect)
            {
                Items[args.Position].IsSelected = !Items[args.Position].IsSelected;
                NotifyItemChanged(args.Position);
            }
            else
            {
                for (int i = 0; i < OriginalValues.Count; i++)
                {
                    OriginalValues[i].IsSelected = false;
                }

                Items[args.Position].IsSelected = true;
                BaseSpinnerSearch.Dialog.Dismiss();
                Spinner.OnCancel(BaseSpinnerSearch.Dialog);
            }
        }