Repeater嵌套

<asp:Repeater ID="Repeater1" runat="server"

onitemdatabound="Repeater1_ItemDataBound">

<ItemTemplate>

<tr><td>

<span style="width:168px;" class="Prent"><%#Eval("name")%></span>

</td></tr> <tr class="Hover" ><td class="Hover" >

<asp:Repeater ID="Repeater2" runat="server" OnItemCommand="Repeater2_ItemCommand" onitemdatabound="Repeater2_ItemDataBound">

<ItemTemplate>

<span class="Hover" style="vertical-align:bottom; line-height:20px;"><asp:ImageButton ID="ImageButton1" runat="server" /> <a target="_blank" href="/bbs/showforum.aspx?forumid=<%# Eval("fid")%>">2<%#Eval("name")%></a></span>

<br />

<asp:Repeater ID="Repeater3" runat="server">

<ItemTemplate>

<span class="Hover" style="vertical-align:bottom; line-height:20px;"><a target="_blank" href="/bbs/showforum.aspx?forumid=<%# Eval("fid")%>">3<%#Eval("name")%><img id="Img1" style="border:0px;" alt="" runat="server" src="/TreeLineImages/smallpic.gif" /></a></span>

<br />

</ItemTemplate>

</asp:Repeater>

</ItemTemplate>

</asp:Repeater>

</td>

</tr>

</ItemTemplate>

</asp:Repeater>

<asp:Repeater ID="Repeater1" runat="server"

onitemdatabound="Repeater1_ItemDataBound">

<ItemTemplate>

<tr><td>

<span style="width:168px;" class="Prent"><%#Eval("name")%></span>

</td></tr> <tr class="Hover" ><td class="Hover" >

<asp:Repeater ID="Repeater2" runat="server" OnItemCommand="Repeater2_ItemCommand" onitemdatabound="Repeater2_ItemDataBound">

<ItemTemplate>

<span class="Hover" style="vertical-align:bottom; line-height:20px;"><asp:ImageButton ID="ImageButton1" runat="server" /> <a target="_blank" href="/bbs/showforum.aspx?forumid=<%# Eval("fid")%>">2<%#Eval("name")%></a></span>

<br />

<asp:Repeater ID="Repeater3" runat="server">

<ItemTemplate>

<span class="Hover" style="vertical-align:bottom; line-height:20px;"><a target="_blank" href="/bbs/showforum.aspx?forumid=<%# Eval("fid")%>">3<%#Eval("name")%><img id="Img1" style="border:0px;" alt="" runat="server" src="/TreeLineImages/smallpic.gif" /></a></span>

<br />

</ItemTemplate>

</asp:Repeater>

</ItemTemplate>

</asp:Repeater>

</td>

</tr>

</ItemTemplate>

</asp:Repeater>cs:

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protected void Page_Load(object sender, EventArgs e)

{

string sql;

if (!Page.IsPostBack)

{

sql="select * from dnt_forums where layer=0";

access_data.bind_data(sql, this.Repeater1);

}

}

protected void Repeater1_ItemDataBound(object sender, RepeaterItemEventArgs e)

{

if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)

{

Repeater subRep = (Repeater)e.Item.FindControl("Repeater2");

DataRowView dr = (DataRowView)e.Item.DataItem;

int Perentid = Convert.ToInt32(dr["fid"]);

data.bind_data("select *from dnt_forums where parentid=" + Perentid, subRep);

}

}

protected void Repeater2_ItemDataBound(object sender, RepeaterItemEventArgs e)

{

if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)

{

Repeater subRepA = (Repeater)e.Item.FindControl("Repeater3");

ImageButton Img = (ImageButton)e.Item.FindControl("ImageButton1");

DataRowView drA = (DataRowView)e.Item.DataItem;

int Perentid = Convert.ToInt32(drA["fid"]);

data.bind_data("select *from dnt_forums where parentid=" + Perentid, subRepA);

if (subRepA.Items.Count==0)

{

Img.ImageUrl = "~/TreeLineImages/lminus.gif";

}

else

{

Img.ImageUrl = "~/TreeLineImages/plus.gif";

subRepA.Visible = false;

}

}

}

protected void Repeater2_ItemCommand(object source, RepeaterCommandEventArgs e)

{

Repeater subRepA = (Repeater)e.Item.FindControl("Repeater3");

ImageButton Img = (ImageButton)e.Item.FindControl("ImageButton1");

if (subRepA.Visible)

{

Img.ImageUrl = "~/TreeLineImages/plus.gif";

subRepA.Visible = false;

}

else

{

Img.ImageUrl = "~/TreeLineImages/minus.gif";

subRepA.Visible = true;

}

}

本文来自CSDN博客，转载请标明出处：http://blog.csdn.net/XJY123/archive/2008/07/04/2612207.aspx