Coolite Cool Study 1 在Grid中用ComboBox 来编辑数据(2)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using Coolite.Ext.Web;
namespace WebSPN.Controllers
{
/// <summary>
/// Summary description for $codebehindclassname$
/// </summary>
//[WebService(Namespace = "http://tempuri.org/")]
//[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
public class CustomerHandler : IHttpHandler
{
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/plain";
string json = "";
var Request =context.Request;
string action= Request["action"];
if (action == "query")
{
Random rand=new Random();
int limit =int .Parse ( Request["limit"]);
int start =int .Parse ( Request["start"]);
IList<Customer> list = new List<Customer>();
for (int i = start; i < start + limit; i++)
list.Add(new Customer
{
CustomerID = "Customer" +i,
Address = "Address" +i,
City = "City" + rand.Next(1000),
CompanyName = "Com" + rand.Next(1000),
ContactName = "Contract" + rand.Next(1000),
ContactTitle = "Title" + rand.Next(1000),
Country = "Country" + rand.Next(1000),
Email = rand.Next(1000) + "@live.com",
Fax = rand.Next(1000).ToString() + rand.Next(1000),
Mobile = rand.Next(1000).ToString() + rand.Next(1000),
Notes = "Notes" + rand.Next(1000),
Phone = "Phone" + rand.Next(1000),
Region = "Region" + rand.Next(1000),
TranDate =DateTime .Now .AddDays(rand.Next(30))
});
json= Coolite.Ext.Web.JSON.Serialize(list);
json = "{data:" + json + ", totalCount:" + 100 + "}";
context.Response.Write(json);
}
else if (action == "save")
{
//saving
StoreDataHandler dataHandler = new StoreDataHandler( Request["data"]);
ChangeRecords<Customer> data = dataHandler.ObjectData<Customer>();
foreach (Customer customer in data.Deleted)
{
//db.Customers.Attach(customer);
//db.Customers.DeleteOnSubmit(customer);
}
foreach (Customer customer in data.Updated)
{
//db.Customers.Attach(customer);
//db.Refresh(RefreshMode.KeepCurrentValues, customer);
}
foreach (Customer customer in data.Created)
{
//db.Customers.InsertOnSubmit(customer);
}
//db.SubmitChanges();
Response sr = new Response(true);
sr.Success = true;
sr.Write();
}
else if (action == "contact")
{
string query = Request["query"]??"";
json = "[{Name:'Bruce Lee query:"+query +"',Desc:'skjfkasjdkf'},{Name:'zzz',Desc:'sffffkf'},{Name:'ssse',Desc:'zzzzzzasjdkf'},"+
"{Name:'Bruce Lee" + DateTime.Now + "',Desc:'skzzjdkf'},{Name:'zzz',Desc:'sffffkf'},{Name:'ssse',Desc:'zzzzzzasjdkf'}," +
"{Name:'Bruce Lee',Desc:'" + DateTime.Now + "'},{Name:'zzz',Desc:'sffffkf'},{Name:'ssse',Desc:'zzzzzzasjdkf'}" +
"]";
json = "{data:" + json + ", totalCount:" + 20 + "}";
context.Response.Write(json);
}
}
public bool IsReusable
{
get
{
return false;
}
}
}
public partial class Customer
{
public string CustomerID { get; set; }
public string CompanyName { get; set; }
public string ContactName { get; set; }
public string ContactTitle { get; set; }
public string Address { get; set; }
public string City { get; set; }
public string Region { get; set; }
public string PostalCode { get; set; }
public string Country { get; set; }
public string Phone { get; set; }
public string Fax { get; set; }
public string Mobile { get; set; }
public string Email { get; set; }

public string WebPage { get; set; }
public string Notes { get; set; }
public DateTime TranDate { get; set; }
}
}