private void btnAddCoupon_Click(object sender, EventArgs e) { string text = this.txtCoupon.Text; if (!TradeHelper.ExitCouponClaimCode(text)) { this.ShowMessage("你输入的优惠券号码无效,请重试", false); } else if (TradeHelper.AddClaimCodeToUser(text, HiContext.Current.User.UserId) > 0) { this.BindCoupons(); this.txtCoupon.Text = string.Empty; this.ShowMessage("成功的添加了优惠券到你的账户", true); } }