<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="QueryStringSender" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.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:ListBox ID="lstItems"
runat="server"
Height="155px"
Width="165px"></asp:ListBox><br />
<br />
<asp:CheckBox ID="chkDetails"
runat="server"
Text="Show full details" /><br />
<br />
<asp:Button ID="cmdGo"
runat="server"
OnClick="cmdGo_Click"
Text="View Information"
Width="165px" /><br />
<br />
<asp:Label ID="lblError" runat="server" EnableViewState="False"></asp:Label>
</div>
</form>
</body>
</html>
File: Default.aspx.cs
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 QueryStringSender : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!this.IsPostBack)
{
lstItems.Items.Add("A");
lstItems.Items.Add("B");
lstItems.Items.Add("C");
lstItems.Items.Add("D");
lstItems.Items.Add("F");
}
}
protected void cmdGo_Click(object sender, EventArgs e)
{
if (lstItems.SelectedIndex == -1)
{
lblError.Text = "You must select an item.";
}
else
{
string url = "NextPage.aspx?";
url += "Item=" + Server.UrlEncode(lstItems.SelectedItem.Text) + "&";
url += "Mode=" + chkDetails.Checked.ToString();
Response.Redirect(url);
}
}
}
File: NextPage.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="NextPage.aspx.cs" Inherits="QueryStringRecipient" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.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:Label ID="lblInfo" runat="server" EnableViewState="False" ></asp:Label>
</div>
</form>
</body>
</html>
File: NextPage.aspx.cs
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 QueryStringRecipient : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
lblInfo.Text = "Item: " + Request.QueryString["Item"];
lblInfo.Text += "<br />Show Full Record: ";
lblInfo.Text += Request.QueryString["Mode"];
}
}