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ajax+json+ashx实现一个页面多个tab的分页

时间:2016-06-08 18:58:25      阅读:280      评论:0      收藏:0      [点我收藏+]

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1:项目功能需求:我的荣誉、审核中的荣誉、审核通过的荣誉在一个页面分别作列表展示。每个tab都需要分页,对实现的功能做个简单总结。

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2:前台页面:引用的DBPage.js和pageCss.css实现分页,tab之间的切换未放在代码里面。

script type="text/javascript" src="<%=Epoint.EduFront.Bizlogic.CommFun.GetCommonRecourceDirectory()%>/Scripts/DBPage.js"></script>
<link href="<%=Epoint.EduFront.Bizlogic.CommFun.GetCommonRecourceDirectory()%>/Style/Common/Theme1/css/pageCss.css" rel="stylesheet" />

<script type="text/javascript">
    //用户ID
    var UserGuid = "<%=UserGuid%>";
    //是否外部访问,如果外部访问则只显示申请通过的荣誉(我的荣誉)
    var ViewType = "<%=ViewType%>";
    var Ajaxurl = Common.GlobalSettings.VirtualDirectory + "/ashx/Honor.ashx";

    //获取我的各类型荣誉数量
    function getHonorCount(type) {
        jQuery.ajax({
            url: Ajaxurl,
            type: "post",
            //获取我的荣誉总数量
            //data: { ‘control‘: ‘posts‘, ‘op‘: ‘count‘, ‘posttype‘: ‘personal‘, ‘categoryguid‘: categoryguid, ‘id‘: UserGuid, ‘codevalue‘: PostCodeValue },
            data: { control: honorcount, type: type, "userid": UserGuid },
            dataType: "text",
            success: function (data) {
                if (data != "0") {
                    //数量大于零,显示对应列表
                    if (type == 01) {
                        //01为审核中
                        getHonorList(1, data, 5, "HonorApplyingListBox", "true", "pager2", type, UserGuid);
                    }
                    else if (type == 02) {
                        //审核通过
                        getHonorList(1, data, 5, "HonorListBoxListBox", "true", "pager1", type, UserGuid);
                    } else if (type == 03) {
                        //审核未通过
                        getHonorList(1, data, 5, "HonorRefusedListBox", "true", "pager3", type, UserGuid);
                    }

                }
                else {
                    if (type == 03) {
                        $("#HonorListBoxListBox").html("<div style=‘text-align:center;‘>暂无数据~<div>");
                    }
                    else if (type == 01) {
                        $("#HonorApplyingListBox").html("<div style=‘text-align:center;‘>暂无数据~<div>");
                    }
                    else if (type == 02) {
                        $("#HonorRefusedListBox").html("<div style=‘text-align:center;‘>暂无数据~<div>");
                    }
                }
            },
            error: function (XMLHttpRequest, txtStatus, errorThrown) {
                Common.ErrorHandle(XMLHttpRequest.status + "|" + XMLHttpRequest.readyState + "|" + txtStatus + "|" + errorThrown);
                Common.ErrorHandle("HonorApplyList.ascx");
            }
        });
    }
    //根据用户guid,和type获取荣誉列表
    function getHonorList(PageIndex, total, spanInterval, contentid, allowpagging, pagerId, type, userguid) {
        jQuery.ajax({
            url: Ajaxurl,
            type: "post",
            //获取我的荣誉列表
            data: { control: honorList, type: type, userid: userguid, PageIndex: PageIndex, spanInterval: spanInterval },
            dataType: "json",
            success: function (jdata) {
                if (jdata.status == "success") {
                    //创建荣誉列表
                    createHonorList(type, jdata.data, contentid);
                    if (allowpagging == "true") {
                        //是否允许分页
                        Paging(PageIndex, total, spanInterval, pagerId);
                    }
                }
            },
            error: function (XMLHttpRequest, txtStatus, errorThrown) {
                Common.ErrorHandle(XMLHttpRequest.status + "|" + XMLHttpRequest.readyState + "|" + txtStatus + "|" + errorThrown);
                Common.ErrorHandle("HonorApplyList.ascx");
            }
        });
    }
    //根据荣誉数据,创建荣誉Html文本
    function createHonorList(type, data, contentid) {
        //alert(data);
        var id = "#" + contentid;
        $(id).html("");
        var table = "<table width=‘100%‘ border=‘0‘ cellspacing=‘0‘ cellpadding=‘0‘><tr style=‘font-size: 14px; font-weight: bold;color:#CA7733‘><td height=‘26‘ class=‘list‘>荣誉称号</td><td width=‘150‘ align=‘center‘>荣誉等级</td><td width=‘150‘ align=‘center‘>授予部门</td><td width=‘150‘ align=‘center‘>获得时间</td></tr>";

        for (var i = 0; i < data.length; i++) {
            var s = "<tr>";
            s += "<td height=‘26‘ class=‘list‘>" + data[i].HonorTitle + "</td>";
            s += "<td width=‘150‘ align=‘center‘>" + data[i].HonorLevel + "</td>";
            s += "<td width=‘150‘ align=‘center‘>" + data[i].grantdepartment + "</td>";
            s += "<td width=‘150‘ align=‘center‘ class=‘line4‘>" + data[i].granttime + "</td>";
            s += "</tr>";
            table += s;
        }
        if (data.length > 0) {
            table += "</table>";
            $(id).append(table);
        }
        else {
            $(id).html("暂无数据~");
        }
    }
    //页面初始化
    $(function () {
        if (ViewType == "inter") {
            //如果是本人
            getHonorCount("01");
            getHonorCount("02");
            getHonorCount("03");
        }
        else {
            $("#menu_2_1").html("荣誉");
            $("#menu_2_2").hide();
            $("#menu_2_3").hide();
            $("#Honorapply").remove();
            getHonorCount("02");
            //个人公开文章分页
            //如果是教师、则查询特定分类的文章
        }

    }),
   //点击事件,根据不同身份,不同访问方式获取文章列表
   //韦田野 2016-3-11修改
   PageClick = function (pageIndex, total, spanInterval, pagerId) {
       if (pagerId == "pager1") {
           getHonorList(pageIndex, total, spanInterval, "HonorListBoxListBox", "true", pagerId, "02", UserGuid);
       }
       else if (pagerId == "pager2") {
           getHonorList(pageIndex, total, spanInterval, "HonorApplyingListBox", "true", pagerId, "01", UserGuid);
       }
       else if (pagerId == "pager3") {
           getHonorList(pageIndex, total, spanInterval, "HonorRefusedListBox", "true", pagerId, "03", UserGuid);
       }
   }
</script>

<div class="three">
    <div class="head">
        <div class="menub1_1" style="width: auto; font-size: 18px; margin-right: 15px;" id="menu_2_1" onmouseover="showtabs(2,1,3);">我的荣誉</div>
        <div class="menub1_2" style="width: auto; font-size: 18px; margin-right: 15px;" id="menu_2_2" onmouseover="showtabs(2,2,3);">审核中的荣誉</div>
        <div class="menub1_2" style="width: auto; font-size: 18px; margin-right: 15px;" id="menu_2_3" onmouseover="showtabs(2,3,3);">审核未通过</div>
        <div style="float: right; font-size: 18px; margin-top: 15px;" id="Honorapply">
            <a id="LinkHonorPublish" class="publishbtn" runat="server" href=‘‘ target="_blank">荣誉申请</a>
        </div>
    </div>
    <div class="content" style="min-height: 410px;">
        <div class="menugtab" id="menutab_2_1">
            <div id="HonorListBoxListBox" style="min-height: 380px;">
               
            </div>
            <div class="yahoo2" id="pager1" ></div>
        </div>
        <div class="menugtab" id="menutab_2_2" style="display: none;">
            <div id="HonorApplyingListBox" style="min-height: 380px;">
            </div>
            <div class="yahoo2" id="pager2"></div>
        </div>
        <div class="menugtab" id="menutab_2_3" style="display: none;">
            <div id="HonorRefusedListBox" style="min-height: 380px;">
            </div>
            <div class="yahoo2" id="pager3"></div>
        </div>
    </div>
</div>

3:引用的DBpage.js和PageCss.css代码如下

DIV.yahoo2
{
    padding: 3px;
    MARGIN: 15px 3px 30px 3px;
    font-family: Microsoft YaHei;
    TEXT-ALIGN: center;
}

    DIV.yahoo2 A
    {
        border: 1px solid #dedede;
        font-family: Microsoft YaHei;
        font-size: 14px;
        cursor: pointer;
        margin: 0 2px;
        color: black;
        padding: 3px 13px;
    }


        DIV.yahoo2 A:hover
        {
            background-color: #999999;
            border: solid 1px #999999;
            color: #FFFFFF;
        }

        DIV.yahoo2 A:active
        {
            border: 1px solid #dedede;
            font-weight: bold;
            margin:0 2px;
        }

    DIV.yahoo2 SPAN.current
    {
        FONT-WEIGHT: bold;
        COLOR: red;
        margin:0 2px;
        PADDING: 3px 13px;
        font-family: Microsoft YaHei;
        font-size: 14px;
    }

    DIV.yahoo2 SPAN.disabled
    {
        border: 1px solid #dedede;
        font-family: Microsoft YaHei;
        font-size: 14px;
        /*font-weight: bold;*/
        cursor: pointer;
        width: 36px;
        margin-left: 2px;
        margin-right: 2px;
        color: gray;
        padding: 3px 13px;
    }

    DIV.yahoo2 A.next
    {
        BORDER-RIGHT: #ccdbe4 2px solid;
        BORDER-TOP: #ccdbe4 2px solid;
        MARGIN: 0px 0px 0px 10px;
        BORDER-LEFT: #ccdbe4 2px solid;
        BORDER-BOTTOM: #ccdbe4 2px solid;
    }

        DIV.yahoo2 A.next:hover
        {
            BORDER-RIGHT: #2b55af 2px solid;
            BORDER-TOP: #2b55af 2px solid;
            BORDER-LEFT: #2b55af 2px solid;
            BORDER-BOTTOM: #2b55af 2px solid;
        }

    DIV.yahoo2 A.prev
    {
        BORDER-RIGHT: #ccdbe4 2px solid;
        BORDER-TOP: #ccdbe4 2px solid;
        MARGIN: 0px 10px 0px 0px;
        BORDER-LEFT: #ccdbe4 2px solid;
        BORDER-BOTTOM: #ccdbe4 2px solid;
    }

        DIV.yahoo2 A.prev:hover
        {
            BORDER-RIGHT: #2b55af 2px solid;
            BORDER-TOP: #2b55af 2px solid;
            BORDER-LEFT: #2b55af 2px solid;
            BORDER-BOTTOM: #2b55af 2px solid;
        }

    DIV.yahoo2 .jump_input
    {
        border: solid 0px #dfdfdf;
        background-color: #ffffff;
        /*border-bottom:solid 1px #dfdfdf*/
    }
    
    .jump_input:focus {outline: none;} 

    DIV.yahoo2 .jump_a
    {
        border: 1px solid #dedede;
        font-family: Microsoft YaHei;
        font-size: 14px;
        font-weight: bold;
        cursor: pointer;
        width: 36px;
        margin-left: 2px;
        margin-right: 2px;
        color: black;
        padding-left: 10px;
        padding-right: 10px;
    }

        DIV.yahoo2 .jump_a:hover
        {
            border: 1px solid #dedede;
            font-family: Microsoft YaHei;
            font-size: 14px;
            font-weight: bold;
            cursor: pointer;
            width: 36px;
            margin-left: 2px;
            margin-right: 2px;
            color: black;
            padding-left: 10px;
            padding-right: 10px;
            background-color: white;
        }
function Paging(pageIndex, total, spanInterval, pagerId) {


    var pageS = total;

    if (pageS % spanInterval == 0) pageS = pageS / spanInterval;
    else pageS = parseInt(total / spanInterval) + 1;
    var $pager = $("#" + pagerId);
    var intPageIndex = parseInt(pageIndex);

    //清除分页div中的内容
    //$("#" + pagerId + " span").remove();
    //$("#" + pagerId + " a").remove();
    $pager.children().remove();

    //添加第一页
    //if (intPageIndex == 1)
    //    $pager.append("<span class=‘disabled‘>第一页</span>");
    //else {
    //    var first = $("<a href=‘javascript:void(0)‘ first=‘" + 1 + "‘>第一页</a>").click(function () {
    //        PageClick($(this).attr(‘first‘), total, spanInterval, pagerId,this);
    //        return false;
    //    });
    //    $pager.append(first);
    //}
    //添加上一页
    if (intPageIndex == 1)
        $pager.append("<span class=‘disabled‘>&lt;&nbsp;上页</span>");
    else {
        var pre = $("<a href=‘javascript:void(0)‘ pre=‘" + (intPageIndex - 1) + "‘>&lt;&nbsp;上页</a>").click(function () {
            PageClick($(this).attr(pre), total, spanInterval, pagerId,this);
            return false;
        });
        $pager.append(pre);
    }

    //设置分页的格式  这里可以根据需求完成自己想要的结果

    var interval = 3; //设置间隔
    var start = Math.max(1, intPageIndex - interval); //设置起始页
    var end = Math.min(intPageIndex + interval, pageS)//设置末页

    if (intPageIndex < interval + 1) {
        end = (2 * interval + 1) > pageS ? pageS : (2 * interval + 1);
    }

    if ((intPageIndex + interval) > pageS) {
        start = (pageS - 2 * interval) < 1 ? 1 : (pageS - 2 * interval);

    }
    var console = console || { log: function () { } };
    console.log("pageIndex:" + pageIndex + " total:" + total + " spanInterval:" + spanInterval + " start:" + start + " end:" + end);
    //生成页码
    for (var j = start; j < end + 1; j++) {
        if (j == intPageIndex) {
            var spanSelectd = $("<span class=‘current‘>" + j + "</span>");
            $pager.append(spanSelectd);
        } //if 
        else {
            var a = $("<a href=‘javascript:void(0)‘>" + j + "</a>").click(function () {
                PageClick($(this).text(), total, spanInterval, pagerId, this);
                return false;
            });
            $pager.append(a);
        } //else
    } //for

    //上一页
    if (intPageIndex == pageS) {
        $pager.append("<span class=‘disabled‘>下页&nbsp;&gt;</span>");

    }
    else {

        var next = $("<a href=‘javascript:void(0)‘ next=‘" + (intPageIndex + 1) + "‘>下页&nbsp;&gt;</a>").click(function () {
            PageClick($(this).attr("next"), total, spanInterval, pagerId, this);
            return false;
        });
        $pager.append(next);
    }

    //最后一页
    //if (intPageIndex == pageS) {
    //    $pager.append("<span class=‘disabled‘>最后一页</span>");

    //}
    //else {
    //    var last = $("<a href=‘javascript:void(0)‘ last=‘" + pageS + "‘>最后一页</a>").click(function () {
    //        PageClick($(this).attr("last"), total, spanInterval, pagerId);
    //        return false;
    //    });
    //    $pager.append(last);
    //}

    //跳转功能

    var jump = "<span>" + pageIndex + "/" + pageS + " 转到</span>"
                    + "<a class=‘jump_a‘><input class=‘jump_input‘ style=‘width: 40px;margin-top: -3px;‘ type=‘text‘></input></a>";
    $pager.append(jump);

    var btn_go = $("<a href=‘javascript:;‘>GO</a>").click(function () {
        var $go=$("#" + pagerId + " .jump_input");
        var goval = $go.val();
        console.log(goval);
        if (isNaN(Number(goval)) || goval == "" || goval > pageS || goval < 1) {
            $go.val("1");
            return;
        }
        console.log(goval);
        PageClick(goval, total, spanInterval, pagerId, this);
        return false;
    });
    $pager.append(btn_go);

}

4一般处理程序 ashx页面代码

public class Honor : IHttpHandler
    {

        private HttpRequest Request = HttpContext.Current.Request;
        public void ProcessRequest(HttpContext context)
        {
            Request = HttpContext.Current.Request;
            string control = Request["control"].ToLower();
            string result = "";
            try
            {
                switch (control)
                {
                    case "honortitle"://荣誉称号
                        result = this.GetHonorTitle("称号");
                        break;
                    case "rkxd"://任课学段
                        result = this.GetHonorTitle("任课学段");
                        break;
                    case "rjxk"://任教学科
                        result = this.GetHonorTitle("学科分类");
                        break;
                    case "honorlevel"://荣誉等级
                        result = this.getHonorLevelTree();
                        break;
                    case "honorcount"://荣誉数量
                        {
                            if (Request["userid"] != null && Request["userid"].ToString() != "")
                            {
                                //返回荣誉条数
                                result = GetHonorCount(Request["userid"].ToString(), Request["type"].ToString());
                            }
                            break;
                        }
                    case "honorlist"://荣誉列表
                        {
                            if (Request["userid"] != null && Request["userid"].ToString() != "")
                            {
                                //返回第N页对应类型荣誉数据
                                result = GetHonorList(Request["userid"].ToString(), Request["type"].ToString(), Request["PageIndex"].ToString(), Request["spanInterval"].ToString());
                            }
                            break;
                        }

                    case "addhonor"://荣誉申请添加
                        {
                            if (Request["userid"] != null && Request["userid"].ToString() != "")
                            {
                                //进行插入操作
                                result = AddHonor(Request["userid"].ToString(), Request["txtGrantDepartment"].ToString(), Request["txtHonorTime"].ToString(), Request["txtRJXK"].ToString(), Request["txtRKXD"].ToString(), Request["txtOtherHonorTitle"].ToString(), Request["txtHonorTitle"].ToString(), Request["HonorLevel"].ToString());
                            }
                            break;
                        }

                }
            }
            catch (Exception e)
            {
                result = this.GetResult("", e.Message);
            }
            context.Response.ContentType = "text/plain";
            context.Response.Write(result);
        }
        /// <summary>
        /// 获取该用户对应类型的荣誉数量/// </summary>
        /// <param name="userguid"></param>
        /// <param name="honortype"></param>
        /// <returns></returns>
        public string GetHonorCount(string userguid, string honortype)
        {
            string sql = "select count(*) from honor where honorgainerguid = ‘" + userguid + "‘and auditstate = ‘" + honortype + "";
            return Epoint.EduFront.Bizlogic.DB_Common.ExecuteToInt(sql).ToString();
        }
        /// <summary>
        /// 获取分页荣誉称号列表/// </summary>
        /// <param name="userguid"></param>
        /// <param name="honortype"></param>
        /// <param name="pageIndex"></param>
        /// <param name="spanInterval"></param>
        /// <returns></returns>
        public string GetHonorList(string userguid, string honortype, string pageIndex, string spanInterval)
        {
            try
            {
                int pageStart = (Convert.ToInt32(pageIndex) - 1) * Convert.ToInt32(spanInterval);
                int pageEnd = Convert.ToInt32(pageIndex) * Convert.ToInt32(spanInterval);
                string sql = string.Format(
                        "SELECT * FROM ( SELECT A.*, ROWNUM RN FROM (SELECT * FROM honor where honorgainerguid =‘{0}‘ and auditstate =‘{1}‘) A WHERE ROWNUM <= {2} ) WHERE RN > {3}", userguid, honortype, pageEnd, pageStart);
                DataView dv = Epoint.EduFront.Bizlogic.DB_Common.ExecuteToDataView(sql);
                StringBuilder sb = new StringBuilder();
                sb.Append("[");
                foreach (DataRowView dr in dv)
                {
                    StringBuilder sb_SinglePost = new StringBuilder();
                    sb_SinglePost.Append("{");
                    //如果有选择了荣誉称号,则显示荣誉称号、否则显示其他荣誉称号
                    if (dr["HonorTitle"] != null && Convert.ToString(dr["HonorTitle"]) != "")
                    {
                        sb_SinglePost.Append(string.Format("\"{0}\":\"{1}\",", "HonorTitle",
                            GetCodetextByCodeValue("称号", dr["HonorTitle"].ToString())));
                    }
                    else
                    {
                        sb_SinglePost.Append(string.Format("\"{0}\":\"{1}\",", "HonorTitle",dr["OtherHonorTitle"].ToString()));
                    }
                    sb_SinglePost.Append(string.Format("\"{0}\":\"{1}\",", "HonorLevel",GetCodetextByCodeValue("荣誉等级", dr["HonorLevel"].ToString())));
                    sb_SinglePost.Append(string.Format("\"{0}\":\"{1}\",", "grantdepartment", dr["grantdepartment"].ToString()));
                    sb_SinglePost.Append(string.Format("\"{0}\":\"{1}\",", "granttime", dr["granttime"].ToString()));

                    sb.Append(sb_SinglePost.ToString().TrimEnd(,) + "},");
                }
                string result = sb.ToString().TrimEnd(,) + "]";
                return this.GetResult(result, "success");

            }
            catch (Exception e)
            {
                return "Error:" + e.Message;
            }
        }

        public string GetCodetextByCodeValue(string CodeName, string codevalue)
        {
            string sql = "select itemtext from code_items where codeid =  (select codeid from code_main where codename =‘" + CodeName + "‘) and itemvalue = ‘" + codevalue + "";
            return Epoint.EduFront.Bizlogic.DB_Common.ExecuteToString(sql);
        }
        /// <summary>
        /// 申请荣誉记录添加/// </summary>
        /// <param name="userid">用户guid</param>
        /// <param name="txtGrantDepartment">授予部门</param>
        /// <param name="txtHonorTime">授予时间</param>
        /// <param name="txtRJXK">任教学科</param>
        /// <param name="txtRKXD">任课学段</param>
        /// <param name="txtOtherHonorTitle">其他荣誉名称</param>
        /// <param name="txtHonorTitle">荣誉称号</param>
        /// <returns></returns>
        public string AddHonor(string userid, string txtGrantDepartment, string txtHonorTime, string txtRJXK, string txtRKXD, string txtOtherHonorTitle, string txtHonorTitle, string HonorLevel)
        {
            //根据用户UserGuid获取器所属学校信息
            string Sql = "select XXGuid from jcxx_teacherinfo where rowGuid = ‘" + userid + "";
            try
            {
                string xxGuid = Epoint.EduFront.Bizlogic.DB_Common.ExecuteToString(Sql);
                string honoraddSql = string.Format("insert into honor(operatedate,RowGuid,HonorTitle,otherhonortitle,honorlevel,RKXD,RJXK,GrantTime,GrantDepartment,Honorgainername,honorgainerguid,xxguid,auditstate)values(to_date(‘{0}‘,‘yyyy-mm-dd hh24:mi:ss‘),‘{1}‘,‘{2}‘,‘{3}‘,‘{4}‘,‘{5}‘,‘{6}‘,to_date(‘{7}‘,‘yyyy-mm-dd hh24:mi:ss‘),‘{8}‘,‘{9}‘,‘{10}‘,‘{11}‘,‘{12}‘)", DateTime.Now, Guid.NewGuid(), txtHonorTitle, txtOtherHonorTitle, HonorLevel, txtRKXD, txtRJXK, Convert.ToDateTime(txtHonorTime), txtGrantDepartment, GetTeacherNameByGuid(userid), userid, xxGuid, "01");
                Epoint.EduFront.Bizlogic.DB_Common.ExecuteNonQuery(honoraddSql);
                return "申请成功!";
            }
            catch (Exception e)
            {
                return "Error:" + e.Message;
            }
        }
        /// <summary>
        /// 根据rowGuid查询用户姓名/// </summary>
        /// <param name="rowguid"></param>
        /// <returns></returns>
        public string GetTeacherNameByGuid(string rowguid)
        {
            string sql = "select XM from jcxx_teacherinfo where rowguid= ‘" + rowguid + "";
            return Epoint.EduFront.Bizlogic.DB_Common.ExecuteToString(sql);
        }


        /// <summary>
        /// 荣誉等级信息初始化(荣誉等级分为两级)/// </summary>
        /// <returns></returns>
        public string getHonorLevelTree()
        {
            string Sql = "select itemtext,itemvalue from code_items where codeid =  (select codeid from code_main where codename =‘荣誉等级‘) and itemvalue like ‘__‘";
            //string childlevel = "select itemtext,itemvalue from code_items where codeid =  (select codeid from code_main where codename =‘荣誉等级‘) and itemvalue like ‘__‘";
            StringBuilder sb = new StringBuilder();
            sb.Append("[");
            DataView Firstlvdv = Epoint.EduFront.Bizlogic.DB_Common.ExecuteToDataView(Sql);
            StringBuilder parentsb = new StringBuilder();
            foreach (DataRowView drv in Firstlvdv)
            {
                parentsb.Append("{");
                parentsb.Append(string.Format("\"{0}\":\"{1}\",", "id", drv["itemvalue"]));
                parentsb.Append(string.Format("\"{0}\":\"{1}\",", "text", drv["itemtext"]));// "state":"closed",
                parentsb.Append(string.Format("\"{0}\":\"{1}\"", "state", "closed")); //父级默认节点关闭状态
                string codevalue = drv["itemvalue"].ToString();
                string childSql = "select itemtext,itemvalue from code_items where codeid =  (select codeid from code_main where codename =‘荣誉等级‘) and itemvalue like ‘" + codevalue + "__‘";
                DataView childdv = Epoint.EduFront.Bizlogic.DB_Common.ExecuteToDataView(childSql);
                StringBuilder childsb = new StringBuilder();
                if (childdv.Count > 0)
                {
                    childsb.Append(",\"children\":[");
                    foreach (DataRowView childdrv in childdv)
                    {
                        childsb.Append("{");
                        childsb.Append(string.Format("\"{0}\":\"{1}\",", "id", childdrv["itemvalue"]));
                        childsb.Append(string.Format("\"{0}\":\"{1}\"", "text", childdrv["itemtext"]));
                        childsb.Append("},");
                    }
                    parentsb.Append(childsb.ToString().TrimEnd(,) + "]");
                }
                parentsb.Append("},");
            }

            sb.Append(parentsb.ToString().TrimEnd(,) + "]");
            return this.GetResult(sb.ToString(), "success");

        }

        /// <summary>
        /// 获取荣誉代码项,返回Json串/// </summary>
        /// <returns></returns>
        public string GetHonorTitle(string codemainname)
        {
            string Sql = "select ItemValue,itemText from code_items where codeid =(select codeid from Code_Main where codename=‘" + codemainname + "‘) order by ItemValue asc";
            DataView HTdv = Epoint.EduFront.Bizlogic.DB_Common.ExecuteToDataView(Sql);
            StringBuilder sb = new StringBuilder();
            sb.Append("[");
            foreach (DataRowView dr in HTdv)
            {
                StringBuilder sb_SinglePost = new StringBuilder();
                sb_SinglePost.Append("{");

                sb_SinglePost.Append(string.Format("\"{0}\":\"{1}\",", "ItemValue", dr["ItemValue"].ToString()));
                sb_SinglePost.Append(string.Format("\"{0}\":\"{1}\",", "ItemText", dr["ItemText"].ToString()));
                sb.Append(sb_SinglePost.ToString().TrimEnd(,) + "},");
            }
            string result = sb.ToString().TrimEnd(,) + "]";
            return this.GetResult(result, "success");
        }

        #region 公共方法
        private string GetResult(string data, string message)
        {
            if (data != "")
            {
                return "{\"data\":" + data + ",\"status\":\"" + message + "\"}";
            }
            else
            {
                return "{\"status\":\"" + message + "\"}";
            }
        }

        #endregion

        public bool IsReusable
        {
            get
            {
                return false;
            }
        }
    }

 

ajax+json+ashx实现一个页面多个tab的分页

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原文地址:http://www.cnblogs.com/weity/p/5570668.html

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