protected void List_SelectedIndexChanging(object sender, GridViewSelectEventArgs e) { this.List.SelectedIndex = e.NewSelectedIndex; string no = this.List.DataKeys[this.List.SelectedIndex]["ordno"].ToString(); //绑定详情列表 DetailLabel.Visible = true; using (ContractProvider contProvider = new ContractProvider()) { DetailList.DataSource = contProvider.GetContractStatsDetail(no); } DetailList.DataBind(); }