Saturday, 4 May 2013

Creating Ajax Enabled WCF Services Asp.Net

MyService.svc
MyService.cs


 using System;
using System.Linq;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.ServiceModel.Activation;
using System.ServiceModel.Web;

[ServiceContract(Namespace = "PankajNM")]
[AspNetCompatibilityRequirements(RequirementsMode = AspNetCompatibilityRequirementsMode.Allowed)]
public class MyService
{
   
    [OperationContract]
    public void DoWork()
    {
        // Add your operation implementation here
        return;
    }

  
    [OperationContract]
    public string GetUser(string uname)
    {
        return "Hello " + uname;
    }

}


Default.aspx


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

<!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>Create AJAX-enabled WCF Service</title>

    <script language="javascript" type="text/javascript">

        function btnCallWCF_onclick() {
            var GetTo= new PankajNM.MyService();
            GetTo.GetUser($get("txtUNm").value, OnComplete, OnError);         
        }

        function OnGreetingComplete(result) {
            $get("dispGuser").innerHTML = result;
        }

        function OnError(result) {
            alert(result.get_message());
        }
    </script>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <asp:ScriptManager ID="ScriptManager1" runat="server">
            <Services>
                <asp:ServiceReference Path="~/MyService.svc" />
            </Services>
        </asp:ScriptManager>
       
        <input id="btnCallWCF" type="button" value="GetUser" onclick="return btnCallWCF_onclick()" />
        <input id="txtUNm" type="text" />
        <div id="dispGuser">
        </div>
    </div>
    </form>
</body>
</html>
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