Repeater多层绑定数据 （三层嵌套循环）获取各层控件的值

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<!--测试Repeater绑定数据开始  -->            <!--最外层 Repeater嵌套-->            <asp:Repeater ID="rptList" runat="server">                <ItemTemplate>                    <table class="pub_form" border="0" cellspacing="0" cellpadding="0">                        <tr>                            <td align="center">                                <asp:HiddenField ID="hidId" Value='<%#Eval("字段名")%>' runat="server" />                            </td>                        </tr>                             <!--第二层 Repeater嵌套-->                        <asp:Repeater ID="rptListcheckdata" runat="server">                            <ItemTemplate>                                <tr>                                    <td colspan="4">                                        <p class="User_title" id="lbzizhi"><%# Eval("字段名") %></p>                                    </td>                                </tr>                                     <!--第三层Repeater嵌套-->                                <asp:Repeater ID="rptListchecked" runat="server">                                    <ItemTemplate>                                        <div id="content" class="content" style="display: none; color: red;">                                            <table border="0" cellspacing="0" cellpadding="0" class="pub_form">                                                <tr>                                                    <td>                            <asp:CheckBox ID="chckerror" runat="server" Text='<%# Eval("字段名") %>' />                                                    </td>                                                </tr>                                        </div>                                    </ItemTemplate>                                </asp:Repeater>                            </ItemTemplate>                        </asp:Repeater>                    </table>                </ItemTemplate>            </asp:Repeater>            <!--测试Repeater绑定数据结束-->

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/// <summary>      /// 读取Repeater嵌套中第二层Repeater数据      /// </summary>      /// <param name="sender"></param>      /// <param name="e"></param>      protected void rptList_ItemDataBound(object sender, RepeaterItemEventArgs e)//最外层Repeater事件      {          if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)          {              Repeater rpColumnNews = (Repeater)e.Item.FindControl("rptListcheckdata");//找到里层（第二层）的repeater对象              //找到Repeater关联的数据项               DataRowView rowv = (DataRowView)e.Item.DataItem;              //提取关联ID               string strattachdic = Convert.ToString(rowv["atta_id"]);              string _strWhere = "ttach.atta_id =" + strattachdic + " and ID=" + Request.QueryString["id"].ToString();              string _orderby = " ttach.atta_id asc,zz_type desc ";              DataSet PurchasOrderDetail = bll.memberattachGetList2(_strWhere, _orderby);              rpColumnNews.DataSource = PurchasOrderDetail;              rpColumnNews.DataBind();          }      }      /// <summary>      /// 读取嵌套Repeater中第三层Repeater数据      /// </summary>      /// <param name="sender"></param>      /// <param name="e"></param>      protected void rptListcheckdata_ItemDataBound(object sender, RepeaterItemEventArgs e)//第二层Repaater事件      {          if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)          {              Repeater rpColumnNews = (Repeater)e.Item.FindControl("rptListchecked");//找到第三层的repeater对象              //找到Repeater关联的数据项               DataRowView rowv = (DataRowView)e.Item.DataItem;              //提取关联ID               string strattachdic = Convert.ToString(rowv["atta_id"]);              string _strWhere = "comment.atta_id =" + strattachdic + "";              string _orderby = " comment.atta_id asc,zz_type desc ";              DataSet PurchasOrderDetail = bll.memberattachGetList3(_strWhere, _orderby);              rpColumnNews.DataSource = PurchasOrderDetail;              rpColumnNews.DataBind();          }      }      //找到第三层的repeater对象中各个控件的值，其他各层控件查找与此类似      protected void RepeaterCheckbox()      {          Repeater repeater;          foreach (RepeaterItem item1 in rptList.Items)          {              repeater = (Repeater)item1.FindControl("rptListcheckdata");              if (repeater != null)              {                  foreach (RepeaterItem item2 in repeater.Items)                  {                      repeater = (Repeater)item2.FindControl("rptListchecked");                      if (repeater != null)                      {                          foreach (RepeaterItem item3 in repeater.Items)                          {                              CheckBox checkBox = (CheckBox)item3.FindControl("chckerror");                              checkBox.Checked =true;                          }                      }                  }              }          }      }

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