原文地址：http://www.cnblogs.com/doublecc/archive/2009/12/05/1617381.html
前台页面代码:
<script type="text/javascript" src="../js/jquery.js" ></script>
<script type="text/javascript" src="../js/jquery.autocomplete.js"></script>
<script src="../js/thickbox.js" type="text/javascript"></script>
<link href="../css/thickbox.css" rel="stylesheet" type="text/css" />
<link type="text/css" href="../css/jquery.autocomplete.css" rel="Stylesheet"/>
<script type="text/javascript">
//获取企业输入框ID
var txtCorporation = "#<%=txtCorporation.ClientID %>";
function findValue(li)
{
if (li == null) return alert("No match!");
if (!!li.extra)
var sValue =unescape(li.extra[0]);
}
function selectItem(li)
{
findValue(li);
}
$(document).ready(function()
{
$(txtCorporation).autocomplete("ListCorporation.ashx",
{
delay: 10,
minChars: 1,
matchSubset: 1,
cacheLength: 1,
onItemSelect: selectItem,
onFindValue: findValue,
autoFill: true,
maxItemsToShow: 20
});
});
</script>
<div>
<asp:TextBox id="txtCorporation" runat="server" ></asp:TextBox>
</div>
后台页面代码：
<%@ WebHandler Language="C#" Class="ListCorporation" %>
using System;
using System.Web;
using System.Text;
using System.Data;
public class ListCorporation :
IHttpHandler {
public void ProcessRequest (HttpContext context)
{
context.Response.ContentType = "text/plain";
if (context.Request.QueryString["q"] != null)
{
string key =context.Request.QueryString["q"];
context.Response.Write(GetCorporationList(key));
}
}
public string GetCorporationList(string key)
{
com.hbwl.BLL.base_Corporation ListCorporation = new com.hbwl.BLL.base_Corporation();
StringBuilder strWhere = new StringBuilder("1=1");
strWhere.Append(" and CorporationName like '%").Append(key).Append("%'");
DataTable dt = ListCorporation.GetList(10,1,strWhere.ToString()).Tables[0];
string result = "";
if(dt.Rows.Count>0)
{
StringBuilder items = new StringBuilder();
//历遍所有的海关编码数据
foreach (DataRow dr in dt.Rows)
{
items.Append(dr["CorporationName"].ToString() + "\n");
}
result = items.ToString();
}
return result;
}
public bool IsReusable
{
get
{
return false;
}
}
}