protected void btnDelete_Click(object sender, EventArgs e) { GA gAdmin = new GA(); GAController gadmin = new GAController(); Property pro = new Property(); pro.PropertyName = drpNewProname.SelectedItem.Text; List <PropertyContent> proconlist = new List <PropertyContent>(); PropertyContent content = new PropertyContent(); string a = gAdmin.PoNameGetID(pro); content.PropertyID = a; proconlist = PropertyContent.PoIDGetPcName(content); if (proconlist.Count == 0) { if (gadmin.DeletePrperty(gAdmin, a)) { this.lblCheck.Text = "删除成功!"; //this.Page.ClientScript.RegisterStartupScript(this.GetType(), "", "<script language='javascript'>alert('" + "删除成功" + "');</script>"); } else { this.lblCheck.Text = "删除失败!"; //this.Page.ClientScript.RegisterStartupScript(this.GetType(), "", "<script language='javascript'>alert('" + "删除失败" + "');</script>"); } } else { this.lblCheck.Text = "该属性下有内容!"; //this.Page.ClientScript.RegisterStartupScript(this.GetType(), "", "<script language='javascript'>alert('" + "该属性下有内容" + "');</script>"); } }