Selecting unique node in a RSS feed base on user selection using c# asp.net
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default10.aspx.cs" Inherits="Default10" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>Untitled Page</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:GridView ID="bank" Runat="server" DataSourceID="xds" AutoGenerateColumns="false" AllowPaging="True" >
<Columns>
<asp:TemplateField>
<ItemTemplate>
<%# Container.DataItemIndex + 1 %>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<ItemTemplate>
<a href='Default10.aspx?url1=<%# Container.DataItemIndex + 1 %>' >
<%#XPath("title")%></a>
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>
<asp:XmlDataSource ID="xds" Runat="server" DataFile="http://rss.news.yahoo.com/rss/topstories"
>
</asp:XmlDataSource>
</div>
</form>
</body>
</html>
code behind
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class Default10 : System.Web.UI.Page
{
string strURL;
protected void Page_Load(object sender, EventArgs e)
{
// Response.Write(Request["url1"].ToString());
if (Request["url1"] == null)
{
xds.XPath = "rss/channel/item [position()>=0]";
//strURL = "1";
}
else
{
//xds.XPath = "rss/channel/item [position()=" + Request["url"] + "]";
strURL = Request["url1"];
xds.XPath = "rss/channel/item [position()=" + strURL + "]";
}
}
}
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