Repeater控件的用发

Question

Repeater中如何用checkbox控件又如何判断那个人checkbox被选中呢

Answer 1

<asp:Repeater runat="server" ID="RP_NewList"   OnItemCommand="RP_List_ItemCommand" >
    <HeaderTemplate>
    <table align="center" bgcolor="#ffffff" border="0" cellpadding="2" cellspacing="1"
    class="border" width="98%">
    <tr class="topbg" height="25">
    
     <td width="100" style="height: 25px">
            <div align="center">
                全选 <asp:CheckBox ID="Checkall" runat="server" onclick="javascript:selectall(this);" /></div>
        </td>
        <td width="100" style="height: 25px">
            <div align="center">
                排序</div>
        </td>
           <td width="100" style="height: 25px">
            <div align="center">
                类型</div>
        </td>
        <td width="200" style="height: 25px">
            <div align="center">
                标题</div>
        </td>
        
        <td  style="height: 25px">
            <div align="center">
                内容</div>
        </td>
        <td  style="height: 25px">
            <div align="center">
                点击数</div>
        </td>
        <td style="height: 25px" width="150px">
            <div align="center">
                管理操作</div>
        </td>
    </tr>
    
    </HeaderTemplate>
    <ItemTemplate>
    <tr class="tdbg" onmouseout="this.style.backgroundColor=''" onmouseover="this.style.backgroundColor='#BFDFFF'">
       
        <td>
            <div align="center">
         <asp:CheckBox ID="CheckSingle" runat="server" /><asp:Label ID="SDID" runat="server"
             Text='<%#Eval("SD_Id") %>' Visible="false"></asp:Label>
            </div>
        </td>
        <td>
            <div align="center">
            <%#Eval("SD_Sort") %>
            </div>
        </td>
        <td>
            <div align="center">
            <%#Eval("SD_Type") %>
            </div>
        </td>
        <td>
            <div align="center">
                  <%#Eval("SD_Title")%>
                </div></td>
        <td>
            <div align="center">
    <%#StrUnion.StrCut(Eval("SD_Content"),80)%>  </div>
        </td> 
           <td>
            <div align="center">
                  <%#Eval("SD_ClickNum")%>
                </div></td>
        
         <td width="150px">
            <div align="center">
                 <a href="?Nid=<%#Eval("SD_Id") %>&act=mod">修改</a>
                    &nbsp;&nbsp;&nbsp;&nbsp;
                 <asp:Button ID="del" CommandName="del" CommandArgument='<%#Eval("SD_Id") %>'
                  runat="server"  OnClientClick='return confirm("确定要删除此黑板报吗(不可恢复)?");' Text="删除" ></asp:Button>
            </div>
        </td>
    </tr>
    </ItemTemplate>
   <FooterTemplate>
   </table>
   </FooterTemplate>
    </asp:Repeater>
<script language="javascript" type="text/javascript">
  function selectall(chkcontrol)
        {
         var chkall=chkcontrol;
          State=chkall.checked;
          elem=chkall.form.elements;
           for (i=0;i<elem.length;i++)
           {
               if(elem[i].type=="checkbox" && elem[i]!=chkall.id)
              {
                if(elem[i].checked!=State)
                {
                   elem[i].click();
                }
            }
           }
        }
        </script>
[code=C#] protected void DelAll_Click(object sender, EventArgs e)
    {
        int count = RP_NewList.Items.Count;
        for (int i = 0; i < count; i++)
        {
            CheckBox CheckSingle = RP_NewList.Items[i].FindControl("CheckSingle") as CheckBox;
            if (CheckSingle.Checked)
            {
                Label sdid = RP_NewList.Items[i].FindControl("SDID") as Label;
                bll.Delete(Security.ToNum(sdid.Text));            }
        }
        Page.ClientScript.RegisterStartupScript(GetType(), "", "alert('删除完成');", true);
        ShowList();
    }
[/code]