public override RecyclerView.ViewHolder OnCreateViewHolder(ViewGroup parent, int viewType)
        {
            View itemView = LayoutInflater.From(parent.Context).Inflate(Resource.Layout.offerItem_item, parent, false);
            OfferItemsItemViewHolder vh = new OfferItemsItemViewHolder(itemView, OnClick);

            return(vh);
        }
        public override void OnBindViewHolder(RecyclerView.ViewHolder holder, int position)
        {
            OfferItemsItemViewHolder vh = holder as OfferItemsItemViewHolder;

            vh.Image.SetImageBitmap(items[position].itemImage);
            vh.Name.Text     = items[position].itemName;
            vh.quantity.Text = items[position].itemQuantity.ToString();
        }