Repeater嵌套绑定Repeater以及内层调用外层数据

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<table border="0" cellpadding="0" cellspacing="0" style="margin-bottom: 5px" width="100%">
    <asp:Repeater runat="server" ID="rptypelist" OnItemDataBound="rptypelist_ItemDataBound">
        <ItemTemplate>
            <a href="Lists.aspx?Qtid=<%#Eval("qtid") %>"><%#Eval("qtypename") %></a> <span id="askCount_15"
                        class="date2">[<%#Eval("typecount")%>]</span>
               
                        <asp:Repeater runat="server" ID="rpquestionlist">
                            <ItemTemplate>
                                <a href="Question.aspx?qid=<%#Eval("liftquestionid")%>">
                                    <%#Eval("questiontitle")%></a><br />

                                     父级数据:<%# DataBinder.Eval(((RepeaterItem)Container.Parent.Parent).DataItem, "qtid")%>
                                     父级序号:
<%# ((RepeaterItem)Container.Parent.Parent).ItemIndex%>

                            </ItemTemplate>
                        </asp:Repeater>
                   
        </ItemTemplate>
    </asp:Repeater>

private void Repeater1Bind()
        {
//GetQuestionTypeAndCount() 返回一个datatable
            this.rptypelist.DataSource = LiftQuestionCtr.GetQuestionTypeAndCount();                   
            
this.rptypelist.DataBind();
        }
               
protected void rptypelist_ItemDataBound(object sender, RepeaterItemEventArgs e)
        {

//判断里层repeater处于外层repeater的哪个位置( AlternatingItemTemplate,FooterTemplate,

//HeaderTemplate,,ItemTemplate,SeparatorTemplate)
            if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
            {
                Repeater rep 
= e.Item.FindControl("rpquestionlist"as Repeater;//找到里层的repeater对象
                DataRowView rowv = (DataRowView)e.Item.DataItem;//找到分类Repeater关联的数据项 
                int typeid = Convert.ToInt32(rowv["qtid"]); //获取填充子类的id 
                rep.DataSource = LiftQuestionCtr.GetSomeQuestionsByTypeid(typeid, 2);
                rep.DataBind();
            }
        }

 

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