protected override void AttachChildControls()
 {
     if (!this.OnlyShowInDefault)
     {
         this.dropRegions       = (RegionSelector)this.FindControl("dropRegions");
         this.CurrentRegion     = (Literal)this.FindControl("litCurrentRegion");
         this.labProductFreight = (HtmlGenericControl)this.FindControl("labProductFreight");
         int deliveryScopRegionId = HiContext.Current.DeliveryScopRegionId;
         if (deliveryScopRegionId != 0)
         {
             this.dropRegions.SetSelectedRegionId(deliveryScopRegionId);
             this.CurrentRegion.Text = RegionHelper.GetFullRegion(deliveryScopRegionId, " ", true, 0);
         }
         else
         {
             this.CurrentRegion.Text = "请选择配送区域";
         }
         if (this.labProductFreight != null)
         {
             decimal num = ShoppingProcessor.CalcProductFreight(deliveryScopRegionId, this.ShippingTemplateId, this.Volume, this.Weight, 1, decimal.Zero);
             if (num > decimal.Zero)
             {
                 this.labProductFreight.InnerHtml = "运费:<label>" + num.F2ToString("f2") + "</label>";
             }
             else
             {
                 this.labProductFreight.InnerHtml = "免运费";
             }
         }
     }
 }
 protected override void Render(HtmlTextWriter writer)
 {
     if (this.ShippingTemplateId > 0)
     {
         int deliveryScopRegionId = HiContext.Current.DeliveryScopRegionId;
         base.Text = ShoppingProcessor.CalcProductFreight(deliveryScopRegionId, this.ShippingTemplateId, this.Volume, this.Weight, 1, decimal.Zero).F2ToString("f2");
     }
     else
     {
         base.Text = "0";
     }
     base.Render(writer);
 }