function onNodeClick(data) {

            //只能选择体检分组

            if (data.GroupType == 1) {

                $("#<%=hidOrgId.ClientID%>").val(data.Id);

                $("#<%=hidOrgName.ClientID%>").val(data.Text);

                $("#<%=txtGroup.ClientID%>").val(data.Text);

                $("#divCheckUpTree").dialog("close");

                $("#<%=ddlDrs.ClientID %>").html("");

                var url = "AjaxHelper.ashx?validatorType=GetDoctorByOrgId&orgID=" + data.Id;

                $.getJSON(url, function (json) {

                    //debugger

                    if (json != null) {

                        $.each(json, function (i) {

                            $("#<%=ddlDrs.ClientID %>").append($("<option></option>").val(json[i].DrID).html(json[i].DrName))

                        });

                    }

                });

                $("#<%=ddlDrs.ClientID %>").append($("<option selected='true'></option>").val("-1").html("请选择"))

//                $("<option></option>").val("").html("").appendTo("#<%=ddlDrs.ClientID %>");

            }

        }

 

 

 

using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

using Xys.Remp.Enterprise.Services.Interface;

using Xys.Remp.Enterprise.Entity;

using Xys.Remp.Core;

using Xys.Remp.Security;

using System.Web.SessionState;

using Xys.Remp.Enterprise.Common;

using RempWeb = Xys.Remp.Web;

using System.Text;

using Xys.Remp.Serialize.Json;

namespace Xys.Stroke.Web.Archives

{

    public class AjaxHelper : IHttpHandler, IRequiresSessionState

    {

        public void ProcessRequest(HttpContext context)

        {

            string validatorType = RempWeb.ComUtils.GetQueryStringToString("validatorType");

            if (validatorType != string.Empty)

            {

                if (validatorType == "GetDoctorByOrgId")

                {

                    int? orgID = RempWeb.ComUtils.GetQueryStringToInt("orgID");

                    if (orgID.HasValue)

                    {

                        OrganizationInfo orgInfo = ServiceFactory.GetService<IOpenOrganizationService>().GetFirstParentOrgByGroupId((int)orgID);

                        if (orgInfo != null)

                        {

                            List<DoctorInfo> doctorList = ServiceFactory.GetService<IOpenDoctorService>().GetDoctorListAndUnderByOrgId((int)orgInfo.OrgID, true);

                            if (doctorList.Count > 0)

                            {

                                //StringBuilder sb = new StringBuilder();

                                //sb.Append("[");

                                //foreach (DoctorInfo doctor in doctorList)

                                //{

                                //    sb.Append("{\"ID\":\"" + doctor.ID + "\",\"Name\":\"" + doctor.DrName + "\"},");

                                //}

                                //sb.Remove(sb.Length - 1, 1);

                                //sb.Append("]");

                               

                                ResponseValidatorValue(context,doctorList.JsonSerialize());

                            }

                            else

                            {

                                ResponseValidatorValue(context, "");

                            }

                        }

                    }

                }

                //else if (validatorType == "")

                //{

                //}

            }

        }

        public void ResponseValidatorValue(HttpContext context, string validatorValue)

        {

            context.Response.Expires = 0;

            context.Response.Buffer = true;

            context.Response.ExpiresAbsolute = DateTime.Now.AddSeconds(-1);

            context.Response.AddHeader("pragma", "no-cache");

            context.Response.CacheControl = "no-cache";

            context.Response.ClearContent();

            context.Response.ContentType = ("text/plain");

            context.Response.Cache.SetCacheability(HttpCacheability.NoCache);

            context.Response.Write(validatorValue);

            context.Response.Flush();

            context.Response.End();

        }

        public bool IsReusable

        {

            get

            {

                return false;

            }

        }

    }

}