2011-12-22 12 views
2

是否有可能在運行時重新排序中繼器控制中的行。例如:如果我有如下所示的中繼器控制。如果我必須在運行時更改項目模板中的表格行順序,該怎麼辦?就像我需要顯示第一行中的特殊請求,然後根據定義的序列獲得第二行和第三行中的首選項。我知道我可以通過製作動態中繼器來實現。但是有沒有其他方法?中繼器控制中的項目順序

<asp:Repeater ID="repGuestInformation" ClientIDMode="AutoID" runat="server" OnItemDataBound="repGuestInformation_ItemDataBound"> 
      <HeaderTemplate> 
       <table> 
      </HeaderTemplate> 
      <ItemTemplate> 
       <asp:Repeater ID="repGuestEventInformation" runat="server" OnItemDataBound="repGuestEventInformation_ItemDataBound"> 
        <%-- <HeaderTemplate> 


        </HeaderTemplate>--%> 
        <ItemTemplate> 
        <tr> 
          <td>Registrants</td> 
          <td></td> 
          <td><asp:Label ID="lblCost" runat="server" Text="Cost" /></td> 
          <td></td> 
        </tr> 
        <tr> 
          <td valign="top"> 
           <asp:Literal ID="ltlRegistrant" runat="server" /> 
           <asp:DropDownList ID="ddlGuest" runat="server" OnSelectedIndexChanged="ddlGuest_SelectedIndexChanged" AutoPostBack="true" /> 
           <asp:HiddenField ID="hfRegistrantName" runat="server" /> 
          </td> 
          <td> 
           <table> 
            <tr><td></td><td></td><td></td></tr> 
            <tr><td></td><td></td><td></td></tr> 
            <tr><td></td><td></td><td></td></tr> 
            <tr><td></td><td></td><td></td></tr> 
            <tr><td></td><td></td><td></td></tr> 
            <tr><td></td><td></td><td></td></tr> 
            <tr> 
             <td> 
             <%-- Benefits --%> 
             <asp:Label ID="lblConstituentBenefits" runat="server" Text="Benefits" ></asp:Label> 
             </td> 
             <td></td> 
             <td></td> 
            </tr> 
            <tr> 
             <td></td> 
             <td> 
              <asp:CheckBoxList ID="chkBoxListRegistrantBenefits" runat="server" AutoPostBack="true" 
               OnSelectedIndexChanged="chkBoxListRegistrantBenefits_SelectedIndexChanged" > 
              </asp:CheckBoxList> 
             </td> 
             <td></td> 
            </tr> 
            <tr> 
             <td> 
              <%-- Preference--%> 
              <asp:Label ID="lblConstituentPreference" runat="server" Text="Preference" ></asp:Label> 
             </td> 
             <td></td> 
             <td></td> 
            </tr> 
            <asp:Repeater ID="repEventPreference" runat="server" OnItemDataBound="repEventPreference_ItemDataBound"> 
             <ItemTemplate> 
               <tr> 
               <td></td> 
                <td> 
                  <asp:Literal ID="ltlEventPreference" runat="server" /> 
                  <asp:HiddenField ID="hfID" runat="server" /> 
                </td> 
                <td> 
                 <asp:DropDownList ID="ddlEventPreference" runat="server" AppendDataBoundItems="true" 
                  AutoPostBack="true" OnSelectedIndexChanged="ddlEventPreference_SelectedIndexChanged"> 
                 </asp:DropDownList> 
                </td> 
               </tr> 
             </ItemTemplate> 
            </asp:Repeater> 
            <tr> 
             <td> 
              <%-- Special Requests--%> 
              <asp:Label ID="lblConstituentSpecialRequest" runat="server" Text="Special Requests" ></asp:Label> 
             </td> 
             <td></td> 
             <td></td> 
            </tr> 
            <tr> 
             <td></td> 
             <td> 
              <asp:CheckBoxList ID="chkBoxListSR" runat="server" AutoPostBack="true" OnSelectedIndexChanged="chkBoxListSR_SelectedIndexChanged"> 
              </asp:CheckBoxList> 
             </td> 
             <td></td> 
            </tr> 
            <tr> 
             <td> 
              <asp:Panel ID="registrantAttPanel" runat="server" /> 
             </td> 
             <td></td> 
             <td></td> 
            </tr> 
           </table> 
          </td> 
          <td valign="top" style="padding-top:7px;"> 
          <asp:Literal ID="ltlCost" runat="server" /><asp:HiddenField ID="hfID" runat="server" /> 
          </td> 

          <td valign="top"> 
          <asp:Button ID="btnClearRow2" CausesValidation="false" runat="server" Text="CLEAR" OnClick="btnClearRow2_Click" /> 
          </td> 
         </tr> 
        </ItemTemplate> 
       </asp:Repeater> 
      </ItemTemplate> 
      <FooterTemplate> 
       </table> 
      </FooterTemplate> 
     </asp:Repeater> 

回答

5

當您綁定到中繼器,綁定的物品將在他們收集他們持有的順序進行約束。

您可以在綁定前重新排列集合。

+0

我該如何重新訂購集合? – 2011-12-22 09:58:32

+0

@ user1075000 - http://stackoverflow.com/questions/3630687/how-to-sort-an-ienumerablestring – Oded 2011-12-22 09:59:14

+0

基本上我有兩個重新排序中繼器內的行。像第一排可以是第二排,第二排可以是第一排。 – 2011-12-22 10:06:19