HyperLink: Visible, Text, ToolTip, NavigateUrl : HyperLink « ASP.net Controls « ASP.NET Tutorial
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- ASP.net Controls
- HyperLink
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="HyperLinkTest" %>
<!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>HyperLink Test</title>
</head>
<body>
<form id="form1" runat="server">
<div id="container">
<h1>HyperLink Test</h1>
Use list to specify link:<br/>
<asp:DropDownList ID="drpLinks" Runat="server"
AutoPostBack="True"
OnSelectedIndexChanged="drpLinks_SelectedIndexChanged">
<asp:ListItem>Select a company</asp:ListItem>
<asp:ListItem>adobe</asp:ListItem>
<asp:ListItem>ibm</asp:ListItem>
<asp:ListItem>microsoft</asp:ListItem>
</asp:DropDownList>
Here is a link:
<asp:HyperLink ID="hypTest" Runat="server" />
</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 HyperLinkTest : System.Web.UI.Page
{
protected void Page_Load(object sender, System.EventArgs e)
{
if (drpLinks.SelectedIndex == 0)
hypTest.Visible = false;
}
protected void drpLinks_SelectedIndexChanged(object sender, System.EventArgs e)
{
if (drpLinks.SelectedIndex > 0)
{
string company = drpLinks.SelectedItem.Text;
hypTest.Visible = true;
hypTest.Text = company;
hypTest.ToolTip = "Go to the web site of " + company;
hypTest.NavigateUrl = "http://www." + company + ".com";
}
}
}