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ASP.NET Tutorial/ASP.net Controls/HyperLink - История изменений
2024-03-29T05:56:16Z
История изменений этой страницы в вики
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http://nfex.ru/index.php?title=ASP.NET_Tutorial/ASP.net_Controls/HyperLink&diff=3364&oldid=prev
в 15:30, 26 мая 2010
2010-05-26T15:30:57Z
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Admin: 1 версия
2010-05-26T12:00:35Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>== HyperLink: Visible, Text, ToolTip, NavigateUrl==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="csharp"><br />
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="HyperLinkTest" %><br />
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"><br />
<html xmlns="http://www.w3.org/1999/xhtml" ><br />
<head runat="server"><br />
<title>HyperLink Test</title><br />
</head><br />
<body><br />
<form id="form1" runat="server"><br />
<div id="container"><br />
<h1>HyperLink Test</h1><br />
Use list to specify link:<br/><br />
<asp:DropDownList ID="drpLinks" Runat="server" <br />
AutoPostBack="True" <br />
OnSelectedIndexChanged="drpLinks_SelectedIndexChanged"><br />
<br />
<asp:ListItem>Select a company</asp:ListItem><br />
<asp:ListItem>adobe</asp:ListItem><br />
<asp:ListItem>ibm</asp:ListItem><br />
<asp:ListItem>microsoft</asp:ListItem><br />
</asp:DropDownList><br />
Here is a link:<br />
<asp:HyperLink ID="hypTest" Runat="server" /><br />
</div><br />
</form><br />
</body><br />
</html><br />
File: Default.aspx.cs<br />
using System;<br />
using System.Data;<br />
using System.Configuration;<br />
using System.Collections;<br />
using System.Web;<br />
using System.Web.Security;<br />
using System.Web.UI;<br />
using System.Web.UI.WebControls;<br />
using System.Web.UI.WebControls.WebParts;<br />
using System.Web.UI.HtmlControls;<br />
public partial class HyperLinkTest : System.Web.UI.Page<br />
{<br />
protected void Page_Load(object sender, System.EventArgs e)<br />
{<br />
if (drpLinks.SelectedIndex == 0)<br />
hypTest.Visible = false;<br />
}<br />
protected void drpLinks_SelectedIndexChanged(object sender, System.EventArgs e)<br />
{<br />
if (drpLinks.SelectedIndex > 0)<br />
{<br />
string company = drpLinks.SelectedItem.Text;<br />
hypTest.Visible = true;<br />
hypTest.Text = company;<br />
hypTest.ToolTip = "Go to the web site of " + company;<br />
hypTest.NavigateUrl = "http://www." + company + ".ru";<br />
}<br />
}<br />
}</source><br />
<br />
<br />
<br />
== Using the HyperLink Control==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="csharp"><br />
Important properties of HyperLink control<br />
Enabled: disable the hyperlink.<br />
ImageUrl: an image for the hyperlink.<br />
NavigateUrl:URL represented by the hyperlink.<br />
Target: open a new window.<br />
Text: label the hyperlink.<br />
<br />
<%@ Page Language="C#" %><br />
<%@ Import Namespace="System.IO" %><br />
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"<br />
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><br />
<script runat="server"><br />
void Page_Load()<br />
{<br />
lnkRandom.NavigateUrl = GetRandomFile();<br />
}<br />
string GetRandomFile()<br />
{<br />
string[] files = Directory.GetFiles(MapPath(Request.ApplicationPath), "*.aspx");<br />
Random rnd = new Random();<br />
string rndFile = files[rnd.Next(files.Length)];<br />
return Path.GetFileName(rndFile);<br />
}<br />
</script><br />
<html xmlns="http://www.w3.org/1999/xhtml" ><br />
<head id="Head1" runat="server"><br />
<title>Show HyperLink</title><br />
</head><br />
<body><br />
<form id="form1" runat="server"><br />
<div><br />
<asp:HyperLink<br />
id="lnkRandom"<br />
Text="Random Link"<br />
Runat="server" /><br />
</div><br />
</form><br />
</body><br />
</html></source></div>
Admin