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    copied!<p>Ok, I find way to render repeater inside the listview, I don't know if I can paste the whole code because it is pretty long. the result html like following:</p> <pre> <ul> <li>time1 [comment: following is repeater inside listview] scenarioNamegroupName1groupName2 S1g1Conc1g2Conc1 S2g1Conc2g2Conc2 S3g1Conc1g2Conc3 </li> <li>time2 [comment: following is repeater inside listview] scenarioNamegroupName1groupName2 S1g1Conc1g2Conc1 S2g1Conc2g2Conc2 S3g1Conc1g2Conc3 </li> <li>time3 [comment: following is repeater inside listview] scenarioNamegroupName1groupName2 S1g1Conc1g2Conc1 S2g1Conc2g2Conc2 S3g1Conc1g2Conc3 </li> </ul> </pre> <p>The hard part is that the number of group can be different </p> <p>my aspx page like following:</p> <p>...hm...the forum I cannot use verbatim for code, the pre block won't work for some character</p> <pre><code> KeyValuePair&lt;string, List&lt;scenarioItem&gt;&gt; myData = (KeyValuePair&lt;string, List&lt;scenarioItem&gt;&gt;)(((System.Web.UI.WebControls.ListViewDataItem)(e.Item)).DataItem); Repeater repeater = (Repeater)e.Item.FindControl("childData"); repeater.HeaderTemplate = new MyTemplate(ListItemType.Header); repeater.ItemTemplate = new MyTemplate(ListItemType.Item); repeater.AlternatingItemTemplate = new MyTemplate(ListItemType.AlternatingItem); repeater.FooterTemplate = new MyTemplate(ListItemType.Footer); repeater.DataSource = myData.Value; repeater.DataBind(); public class MyTemplate : System.Web.UI.ITemplate </code></pre> <p>{ System.Web.UI.WebControls.ListItemType templateType; public MyTemplate(System.Web.UI.WebControls.ListItemType type) { templateType = type; }</p> <pre><code>static void Item_DataBinding(object sender, System.EventArgs e) { PlaceHolder ph = (PlaceHolder)sender; RepeaterItem ri = (RepeaterItem)ph.NamingContainer; scenarioItem myDataItem = (scenarioItem)ri.DataItem; if (ri.ItemIndex == 0) { //create the header column part once //Add ScenarioName ph.Controls.Add(new LiteralControl("&lt;tr&gt;&lt;td&gt;ScenarioName&lt;/td&gt;")); //Add group concentration part foreach (recGroupConcItem concItem in myDataItem.mGroupConcList) { ph.Controls.Add(new LiteralControl("&lt;td&gt;" + concItem.groupName + @"&lt;/td&gt;")); } ph.Controls.Add(new LiteralControl("&lt;/tr&gt;")); } //Add ScenarioName ph.Controls.Add(new LiteralControl("&lt;tr&gt;&lt;td&gt;"+myDataItem.scenarioName+@"&lt;/td&gt;")); //Add group concentration part foreach (recGroupConcItem concItem in myDataItem.mGroupConcList) { ph.Controls.Add(new LiteralControl("&lt;td&gt;" + concItem.groupConc.ToString() + @"&lt;/td&gt;")); } ph.Controls.Add(new LiteralControl("&lt;/tr&gt;")); } static void ItemAlt_DataBinding(object sender, System.EventArgs e) { PlaceHolder ph = (PlaceHolder)sender; RepeaterItem ri = (RepeaterItem)ph.NamingContainer; scenarioItem myDataItem = (scenarioItem)ri.DataItem; //Add ScenarioName ph.Controls.Add(new LiteralControl("&lt;tr bgcolor=\"lightblue\"&gt;&lt;td&gt;" + myDataItem.scenarioName + @"&lt;/td&gt;")); //Add group concentration part foreach (recGroupConcItem concItem in myDataItem.mGroupConcList) { ph.Controls.Add(new LiteralControl("&lt;td&gt;" + concItem.groupConc.ToString() + @"&lt;/td&gt;")); } ph.Controls.Add(new LiteralControl("&lt;/tr&gt;")); } static void ItemHeader_DataBinding(object sender, System.EventArgs e) { PlaceHolder ph = (PlaceHolder)sender; RepeaterItem ri = (RepeaterItem)ph.NamingContainer; scenarioItem myDataItem = (scenarioItem)ri.DataItem; //Add ScenarioName ph.Controls.Add(new LiteralControl("&lt;tr&gt;&lt;td&gt;ScenarioName&lt;/td&gt;")); //Add group concentration part foreach (recGroupConcItem concItem in myDataItem.mGroupConcList) { ph.Controls.Add(new LiteralControl("&lt;td&gt;" + concItem.groupName + @"&lt;/td&gt;")); } ph.Controls.Add(new LiteralControl("&lt;/tr&gt;")); } public void InstantiateIn(System.Web.UI.Control container) { PlaceHolder ph = new PlaceHolder(); Label item1 = new Label(); Label item2 = new Label(); item1.ID = "item1"; item2.ID = "item2"; switch (templateType) { case ListItemType.Header: ph.Controls.Add(new LiteralControl("&lt;table border=\"1\"&gt;")); // "&lt;tr&gt;&lt;td&gt;&lt;b&gt;ScenarioName&lt;/b&gt;&lt;/td&gt;" + // "&lt;td&gt;&lt;b&gt;Group1&lt;/b&gt;&lt;/td&gt; &lt;td&gt;&lt;b&gt;Group2&lt;/b&gt;&lt;/td&gt; &lt;td&gt;&lt;b&gt;Group3&lt;/b&gt;&lt;/td&gt; &lt;td&gt;&lt;b&gt;Group4&lt;/b&gt;&lt;/td&gt; &lt;/tr&gt;")); //ph.DataBinding += new EventHandler(ItemHeader_DataBinding); break; case ListItemType.Item: ph.DataBinding += new EventHandler(Item_DataBinding); break; case ListItemType.AlternatingItem: ph.DataBinding += new EventHandler(ItemAlt_DataBinding); break; case ListItemType.Footer: ph.Controls.Add(new LiteralControl("&lt;/table&gt;")); break; } container.Controls.Add(ph); } </code></pre> <p>}</p>
 

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