private void AddOrderEvent(object sender, RoutedEventArgs e)
        {
            if (_orderList == null)
            {
                _orderList = new List<Business.UserOrder>();
            }
            OrderSetting setting = new OrderSetting();
            if (setting.ShowDialog() == true)
            {
                int hour = setting.Order_Hour;
                int minu = setting.Order_Minu;
                Business.UserOrder temp = new Business.UserOrder(hour, minu);
                _orderList.Add(temp);
                Refresh();
            }

        }
        private void MoveDown(Object sender, RoutedEventArgs e)
        {
            Business.UserOrder orderToSwap = null;
            for (int i = 0; i < OrderAction.Children.Count; i++)
            {
                if ((OrderAction.Children[i] as UserOrder).IsSelected)
                {
                    orderToSwap = (OrderAction.Children[i] as UserOrder).MyOrder;
                    break;
                }
            }

            if (orderToSwap != null)
            {
                for (int i = 0; i < _orderList.Count(); i++)
                {
                    if (_orderList[i] == orderToSwap && i != 0)
                    {
                        Business.UserOrder orderTemp = new Business.UserOrder(_orderList[i + 1].Hour, _orderList[i + 1].Minute);
                        _orderList[i + 1] = orderToSwap;
                        _orderList[i] = orderTemp;

                        Refresh();
                        break;
                    }
                }
            }
        }