弹出层，当前页面更新功能

<form id="form1" runat="server">
    <asp:ScriptManager ID="ScriptManager1" runat="server">
    </asp:ScriptManager>
    <cc1:ModalPopupExtender ID="pme" runat="server"
     TargetControlID="btnJia"
     CancelControlID="lbtnClose" DropShadow="false"
     PopupControlID="pan1" BackgroundCssClass="bgs"/>
    <asp:Button ID="btnJia" runat="server" Text="Button" style="display:none;"/>
   
<table class="tbList" border="1" bordercolor="#CCCCCC"  cellspacing="1" cellpadding="0">
<asp:Repeater ID="rptStyleType" DataSourceID="odsAllAim" runat="server">
<HeaderTemplate>
<thead>
<tr  class="trHead">
    <th class="tdID">编号</th>
    <th class="tdKeyeDesc">意向描述</th>
    <th class="tdSubEdit">更改</th>
    <th class="tdDel">删除</th>
</tr>
</thead>
</HeaderTemplate>
<ItemTemplate>
    <tr class="trItem">
    <td class="tdItemID"><%# Eval("AID") %></td>
    <td><%# Eval("A_Desc")%></td>
    <td class="tdSetMid">
 
    <asp:LinkButton ID="btnOpensMoup" runat="server" CommandArgument='<%# Eval("AID")%>' CommandName="SetOpenMoup" OnCommand="lbtnEdit_Command">更新</asp:LinkButton>
    </td>
    <td class="tdSetMid">
    <asp:LinkButton ID="lbtnDel" CommandArgument='<%# Eval("AID")%>' CommandName="SetDel" runat="server" OnCommand="lbtnEdit_Command">删除</asp:LinkButton>
    </td>
    </tr>
    </ItemTemplate>
    </asp:Repeater>
</table>
<p class="pHr"> </p>
<!--添加新项 start-->
    添加新项:<asp:TextBox ID="txtNewAim" runat="server"></asp:TextBox>
    <asp:Button ID="btnAddItem" runat="server" Text="添加新项"
        onclick="btnAddItem_Click" />
<!--添加新项 end-->

<!--弹出层pan1 start-->
<asp:Panel ID="pan1" runat="server" style="display:none;">
<asp:DetailsView ID="dvAimDetail" runat="server" Height="50px" Width="125px"
    EnableModelValidation="True" AutoGenerateRows="False"
    DataSourceID="odsGetAimByAID">
    <Fields>
        <asp:TemplateField SortExpression="A_Desc">
        <ItemTemplate>
        <asp:TextBox ID="txtDesc" runat="server" Text='<%# Bind("A_Desc") %>'></asp:TextBox>
        </ItemTemplate>   
        </asp:TemplateField>
    </Fields>
</asp:DetailsView>
    <asp:LinkButton ID="lbtnSave" CommandName="SetSave" runat="server" onclick="lbtnSave_Click">保存</asp:LinkButton>
    <asp:LinkButton ID="lbtnClose" runat="server">取消</asp:LinkButton>
</asp:Panel>
<!--弹出层pan1 end-->

<!--ObjectDataSource start-->
<asp:ObjectDataSource ID="odsGetAimByAID" runat="server"
    SelectMethod="GetAimByAID" TypeName="Crm.BLL.AimManage">
    <SelectParameters>
        <asp:SessionParameter Name="aid" SessionField="aid" Type="Int32" />
    </SelectParameters>
</asp:ObjectDataSource>
<asp:ObjectDataSource ID="odsAllAim" runat="server" SelectMethod="GetAllAim"
        TypeName="Crm.DAL.SQL.AimService"></asp:ObjectDataSource>
<!--ObjectDataSource end-->
    </form>

二、后台

protected void lbtnEdit_Command(object sender, CommandEventArgs e)
        {
            string cmdName = e.CommandName;
            int id =Convert.ToInt32(e.CommandArgument);
            switch (cmdName)
            {
                case "SetDel":

                    break;
                case "SetOpenMoup":
                    OpenMpeSetSession(id);
                    break;
                default:
                    break;
            }
        }

        /// <summary>
        /// 打开弹出层,存入ID至Session
        /// </summary>
        /// <param name="aid"></param>
        protected void OpenMpeSetSession(int aid)
        {
            pme.Show();
            Session["aid"]=aid;
        }

        /// <summary>
        /// 更新、清楚session
        /// </summary>
        protected void ExecSaveAction()
        {
            int aid=(int)Session["aid"];
            TextBox txt = dvAimDetail.FindControl("txtDesc") as TextBox;
            MD_Aim aim = new MD_Aim();
            aim.AID = aid;
            aim.A_Desc = txt.Text;
            int result = aimManage.UpdateAimByAID(aim);
            if (result>0)
            {
                Session.Remove("aid");
                pme.Hide();
                ShowMsgUrl("WebForm1.aspx");
            }
            else
            {
                Session.Remove("aid");
                pme.Hide();
                ShowMsg("更新失败","WebForm1.aspx");
            }
        }

        /// <summary>
        /// 保存并更新
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void lbtnSave_Click(object sender, EventArgs e)
        {
            ExecSaveAction();
        }

        /*-------------------------------JS输出提示 Start------------------------------------*/
        public void ShowMsg(string msg, string url)
        {
            Response.Write("<script language=javascript>alert('" + msg + "');</script>");
            //Page.ClientScript.RegisterClientScriptBlock(GetType(), "msgs", "alert('" + msg + "');", true);
            Response.Write("<script language=javascript>window.location.href='" + url + "';</script>");
        }
        public void ShowMsg(string msg)
        {
            Response.Write("<script language=javascript>alert('" + msg + "');</script>");
        }
        public void ShowMsg(int strInt, string url)
        {
            string msg = strInt.ToString();
            Response.Write("<script language=javascript>alert('" + msg + "');</script>");
            //Page.ClientScript.RegisterClientScriptBlock(GetType(), "msgs", "alert('" + msg + "');", true);
            Response.Write("<script language=javascript>window.location.href='" + url + "';</script>");
        }
        public void ShowMsgUrl(string url)
        {
            Response.Write("<script language=javascript>window.location.href='" + url + "';</script>");
        }
        public void ShowMsg(int strInt)
        {
            string msg = strInt.ToString();
            Response.Write("<script language=javascript>alert('" + msg + "');</script>");
        }

        protected void btnAddItem_Click(object sender, EventArgs e)
        {
            MD_Aim aim = new MD_Aim();
            aim.A_Desc = txtNewAim.Text;
            aimManage.AddAim(aim);
            ShowMsgUrl("WebForm1.aspx");
        }