public partial class HpUpdate : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                rptBind();
            }           
           
        }

       

        protected void ListView1_ItemCommand(object sender, ListViewCommandEventArgs e)
        {
            if (e.CommandName == "ImgbtnDelete")
            {
                HomePage model=new HomePage();
                model.id=Convert.ToInt32(e.CommandArgument);
                new HomePageBll().HPDelete(model);
                rptBind();
            }
            if (e.CommandName == "ImgbtnUpdate")
            {
               
                HomePage model = new HomePage();
                model.id = Convert.ToInt32(e.CommandArgument);
                model.T_Field = ((TextBox)ListView1.EditItem.FindControl("txtField")).Text;
                model.T_Order = ((TextBox)ListView1.EditItem.FindControl("txtOrder")).Text;
                new HomePageBll().HpUpdate(model);
                ListView1.EditIndex = -1;
                rptBind();
            }
            if (e.CommandName == "ImgbtnCancel")
            {
                ListView1.EditIndex = -1;
                rptBind();
            }
           
        }

       
        private void rptBind()
        {
            ListView1.DataSource = new HomePageBll().GetAll();
            ListView1.DataBind();
        }

        protected void ListView1_ItemEditing(object sender, ListViewEditEventArgs e)
        {
            ListView1.EditIndex = e.NewEditIndex;            
        }
       
      
    }

//应是这个
protected void ListView1_ItemEditing(object sender, ListViewEditEventArgs e)
        {
            ListView1.EditIndex = e.NewEditIndex;      
            rptBind();
        }