Ajax Control ToolKit question

「已注销」 2012-08-30 12:45:21



<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>



<%@ Register Assembly="AjaxControlToolkit" Namespace="AjaxControlToolkit" TagPrefix="asp" %>





<!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>

</head>

<body>

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

    <div>

        <asp:ScriptManager ID="ScriptManager1" runat="server" 

            AsyncPostBackErrorMessage="出错了" AsyncPostBackTimeout="2">

        </asp:ScriptManager>

        <asp:TextBox ID="txtTest" runat="server"></asp:TextBox>

        <asp:AutoCompleteExtender ID="AutoCompleteExtender1" runat="server"

         ServicePath="~/WebService.asmx"

         ServiceMethod="getstring"

         TargetControlID="txtTest"

         CompletionInterval="500"

         CompletionSetCount="10"

         MinimumPrefixLength="1"

        >

        </asp:AutoCompleteExtender>

        

    </div>

    </form>

</body>

</html>

web services



using System.Web.Services;

using System.Data;

using System.Web.Script.Services;



/// <summary>

///WebService 的摘要说明

/// </summary>

[WebService(Namespace = "http://tempuri.org/")]

[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]

//若要允许使用 ASP.NET AJAX 从脚本中调用此 Web 服务，请取消对下行的注释。 

[System.Web.Script.Services.ScriptService]

public class WebService : System.Web.Services.WebService

{

    public WebService () {



        //如果使用设计的组件，请取消注释以下行 

        //InitializeComponent(); 

    }

   [WebMethod]

   public string[] getstring(string prefixText, int count)

    {

        Operation op=new Operation();

        DataTable da=op.Seach("Dic_wuzi_guanli_bianma",null,new string[]{"top("+count+") [name]"},new string[]{"[name] like '"+prefixText+"%'"});

        if (da.Rows.Count > 0)

        {

            string[] aa = new string[da.Rows.Count];

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

            {

                aa[i] = da.Rows[i]["name"].ToString();

            }

            return aa;

        }

       else

    {

       return new string[]{""}

    }

    }

    

}