ASP.NET笔记之文章发布管理小系统案例

                     int ID = Convert.ToInt32(Request["ID"]);
                     var NewsRow = new T_NewsTableAdapter().GetDataById(ID).Single();
                     txtContent.Text = NewsRow.sContent;
                     txtTitle.Text = NewsRow.sTitle;
                 }
                 else { throw new Exception("参数传入有误"); }
             }
         }

         protected void btnSave_Click(object sender, EventArgs e)
         {
             if (!IsValid) {
                 return;
             }
             //保存
             string flag = Request["flag"];
             if (flag == "add") {
                 string nowTime=System.DateTime.Now.ToString("G");
                 new T_NewsTableAdapter().Insert(txtTitle.Text, txtContent.Text, nowTime,1,"admin","无");
             }
             else if(flag=="edit"){
                 int ID=Convert.ToInt32(Request["ID"]);
                 var newsRow=new T_NewsTableAdapter().GetDataById(ID).Single();
                 newsRow.sContent=txtContent.Text;
                 newsRow.sTitle=txtTitle.Text;
                 new T_NewsTableAdapter().Update(newsRow);
             }