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从数据库中取图片路径 实现jQuery 图片点击放大效果

2013-05-08 17:54 951 查看
前台：

WebForm1.aspx:

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="Web_2013_05_08.WebForm1" %>

<!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></title>

<style type="text/css">

#mydiv ul{ list-style-type:none;}

#mydiv ul li{ display:inline;}

#mydiv{ width:500px; border:solid 1px #444; background-color:#333;}

</style>

<link href="css/nf.lightbox.css" rel="stylesheet" type="text/css" />

<script src="js/Jquery1.7.js" type="text/javascript"></script>

<script src="js/NFLightBox.js" type="text/javascript"></script>

<script type="text/javascript">

$(function () {

$('#mydiv ul a').lightBox({ containerResizeSpeed: 1000 });

})

</script>

</head>

<body>

<form id="form1" runat="server">

<div id="mydiv" runat="server">

</div>

</form>

</body>

</html>

后台：

WebForm1.aspx.cs:

using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Data.SqlClient;

using System.Data;

using System.Text;

namespace Web_2013_05_08

{

public partial class WebForm1 : System.Web.UI.Page

{

protected void Page_Load(object sender, EventArgs e)

{

if (!IsPostBack)

{

string sqlcon = @"Data Source=PC-20130314PXQG;Initial Catalog=picture;Persist Security Info=True;User ID=sa;Password=842674";

SqlConnection conn = new SqlConnection(sqlcon);

SqlCommand cmd = conn.CreateCommand();

conn.Open();

cmd.CommandText = "select BigImgUrl,SmallImgUrl from T_Photo";

SqlDataAdapter ap = new SqlDataAdapter(cmd);

DataTable dt = new DataTable();

ap.Fill(dt);

StringBuilder sb = new StringBuilder();

sb.Append("<ul>");

for (int i = 0; i < dt.Rows.Count; i++)

{

sb.Append("<a href=" + dt.Rows[i]["BigImgUrl"] + ">");//添图片路径

sb.Append("<li>");

sb.Append("<img src=" + dt.Rows[i]["SmallImgUrl"] + ">");//添图片路径

sb.Append("</li>");

sb.Append("</a>");

}

sb.Append("</ul>");

mydiv.InnerHtml = sb.ToString();

}

}

}

}
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