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Ajax Control Toolkit AutoCompleteExtender with Key/Value pair
21 September 2010 ·
Ajax · Article ·
185 visite
How do I associate a Key-Value pair with textBox autoComplete extender in a way similar to a dropdownlist? It is preferred that value will not be visible to user.
<%@ Page Title="" Language="C#" MasterPageFile="~/MasterPage.master" AutoEventWireup="true" CodeFile="AnagraficaContrattista.aspx.cs" Inherits="AnagraficaContrattista" %>
<%@ Register
Assembly="AjaxControlToolkit"
Namespace="AjaxControlToolkit"
TagPrefix="ajaxToolkit" %>
Matricola:
Cognome:
Nome:
CF:
using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.Services; using System.Web.Services.Protocols; using System.Configuration; using System.Web.Script.Serialization; using System.Web.Script.Services; using System.Text.RegularExpressions; using AjaxControlToolkit; using ContraModel; ////// Summary description for Autocomplete /// [WebService(Namespace = "http://tempuri.org/")] [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)] [ScriptService()] public class Autocomplete : System.Web.Services.WebService { public Autocomplete () { //Uncomment the following line if using designed components //InitializeComponent(); } [WebMethod] [ScriptMethod()] public string[] GetContrattisti(string prefixText, int count, string contextKey) { Listitems = new List (); JavaScriptSerializer serializer = new JavaScriptSerializer(); ContraEntities contraContext = new ContraEntities(ConfigurationManager.ConnectionStrings["ContraCSEntities"].ToString()); //int numerorecord = 10; var listaAnagrafiche = contraContext.sp_AnagraficaAutocomplete(prefixText, count); // string json=null; if (listaAnagrafiche != null) { JavaScriptSerializer jss = new JavaScriptSerializer(); foreach (v_Anagrafica v in listaAnagrafiche) { items.Add(AutoCompleteExtender.CreateAutoCompleteItem(v.Ana_Cognome + " " + v.Ana_Nome, serializer.Serialize(v))); } } //return json; return items.ToArray(); } [WebMethod] [ScriptMethod()] public string[] GetContrattisti2(string prefixText, int count) { if (count == 0) { count = 10; } if (prefixText.Equals("xyz")) { return new string[0]; } Random random = new Random(); List items = new List (count); for (int i = 0; i < count; i++) { char c1 = (char)random.Next(65, 90); char c2 = (char)random.Next(97, 122); char c3 = (char)random.Next(97, 122); items.Add(prefixText + c1 + c2 + c3); } return items.ToArray(); } [WebMethod] public string HelloWorld() { return "Hello World"; } }