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关于多层repeater,datagrid,datalist嵌套的示例

作者:未知 来源:月光软件站 加入时间:2005-5-13 月光软件站

常常在CSDN上看到有网友问如何才能实现Repeater,DataList, DataGrid的嵌套问题,下面给出一个3层嵌套的示例,可以无限级嵌套下去

<ASP:REPEATER id="rpt_catalog" onitemdatabound="rpt_catalog_OnItemDataBound" runat="server">
<ITEMTEMPLATE>最顶层repeater,index:<%#Container.DataItem%><BR>
<ASP:REPEATER id="rpt_board" onitemdatabound="rpt_board_OnItemDataBound" runat="server">
<ITEMTEMPLATE>&nbsp;&nbsp;&nbsp;&nbsp;第2层repeater,index:<%#Container.DataItem%><BR>
<ASP:REPEATER id="rpt_boardmaster" runat="server">
<ITEMTEMPLATE>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;第3层repeater,index:<%#Container.DataItem%><BR>
</ITEMTEMPLATE>
</ASP:REPEATER>
</ITEMTEMPLATE>
</ASP:REPEATER>
</ITEMTEMPLATE>
</ASP:REPEATER>

    Private intFirst As Integer
    Private intSecond As Integer

    Private Sub Page_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        'Put user code to initialize the page here
        Dim al As New ArrayList
        al.Add(0)
        al.Add(1)
        rpt_catalog.DataSource = al
        rpt_catalog.DataBind()
    End Sub

    Sub rpt_catalog_OnItemDataBound(ByVal sender As Object, ByVal e As RepeaterItemEventArgs)
        Dim rpt As Repeater
        rpt = e.Item.FindControl("rpt_board")
        intFirst = e.Item.ItemIndex

        Dim al As New ArrayList
        al.Add(intFirst & ".0")
        al.Add(intFirst & ".1")
        rpt.DataSource = al
        rpt.DataBind()
    End Sub

    Sub rpt_board_OnItemDataBound(ByVal sender As Object, ByVal e As RepeaterItemEventArgs)
         Dim rpt As Repeater
        rpt = e.Item.FindControl("rpt_boardmaster")
        intSecond = e.Item.ItemIndex
        Dim al As New ArrayList
        al.Add(intFirst & "." & intSecond & ".0")
        al.Add(intFirst & "." & intSecond & ".1")
        rpt.DataSource = al
        rpt.DataBind()
    End Sub

代码经过测试,但请自行优化




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