C#使用Jquery zTree實現(xiàn)樹狀結(jié)構(gòu)顯示_異步數(shù)據(jù)加載
JQuery-Ztree下載地址：https://github.com/zTree/zTree_v3
JQuery-Ztree數(shù)結(jié)構(gòu)演示頁面： http://www.treejs.cn/v3/demo.php#_101
關(guān)于zTree的詳細解釋請看演示頁面，還有zTree幫助Demo。
下面簡要講解下本人用到的其中一個實例（直接上關(guān)鍵代碼了）：
異步加載節(jié)點數(shù)據(jù)：
A-前臺：
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<link href="zTree_v3-master/css/zTreeStyle/zTreeStyle.css" rel="stylesheet" /> <script src="zTree_v3-master/js/jquery.ztree.core.js" type="text/javascript"></script> <script language="JavaScript" type="text/javascript"> var setting = { async: { enable: true, url: "../Handler/ShoppingHandler.ashx", //請求的一般處理程序 autoParam: ["id"], //自帶參數(shù)id--來自于節(jié)點id otherParam: { "type": "GetUserLevelList" }, //其他參數(shù)自定義 dataFilter: filter, //數(shù)據(jù)過濾 type: "post" //請求方式 } }; function filter(treeId, parentNode, childNodes) { if (!childNodes) return null; for (var i = 0, l = childNodes.length; i < l; i++) { childNodes[i].name = childNodes[i].name.replace(/\.n/g, '.'); } return childNodes; } $(document).ready(function () { $.fn.zTree.init($("#treeDemo"), setting); //渲染樹結(jié)構(gòu) }); </script><div class="zTreeDemoBackground left"> <ul id="treeDemo" class="ztree"></ul></div> |
B后臺：
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using MobileBusiness.Common.Data;using MobileBusiness.Library.Passport;using MobileBusiness.Shopping.Data;using MobileBusiness.Shopping.Data.Common;using MobileBusiness.Shopping.Data.Entity;using MobileBusiness.Web.Library.Script;using Newtonsoft.Json;using System;using System.Collections.Generic;using System.Linq;using System.Web;using ShoppingData = MobileBusiness.Shopping.Data.Entity;namespace MobileBusiness.Shopping.BusinessManage.Handler{ /// <summary> /// Shopping 的摘要說明 /// </summary> public class ShoppingHandler : IHttpHandler { //當前登錄用戶信息 WeChatUser weChatUser = WeChatIdentity.CurrentUser; public void ProcessRequest(HttpContext context) { string result = ""; if (context.Request["type"] != null) { string requestType = context.Request["type"]; try { switch (requestType) { //獲取用戶信息等級列表 case "GetUserLevelList": result = this.GetUserLevelList(context); break; default: break; } } catch (Exception ex) { result = ex.Message; } } context.Response.ContentType = "text/html"; context.Response.Write(result); context.Response.End(); } private string GetUserLevelList(HttpContext context) { string parentUserPhone = context.Request["id"]; return GetUserCollByPhone(parentUserPhone); } private string GetUserCollByPhone(string phone) { //編碼，父編碼，名稱，是否打開，打開圖片，關(guān)閉圖片 //{ id:1, pId:0, name:"展開、折疊 自定義圖標不同", open:true, iconOpen:"../../../css/zTreeStyle/img/diy/1_open.png", iconClose:"../../../css/zTreeStyle/img/diy/1_close.png"}, //編碼，父編碼，名稱，是否打開，顯示圖片 //{ id: 11, pId: 1, name: "葉子節(jié)點1", icon: "../../../css/zTreeStyle/img/diy/2.png"}, List<object> result = new List<object>(); ShoppingData.UserInfoCollection userColl = ShoppingData.UserInfoAdapter.Instance.LoadByParentUserPhone(phone); userColl.ForEach(user => { result.Add(new { id = user.Phone, pid = phone, name = user.UserName, isParent = ShoppingData.UserInfoAdapter.Instance.LoadByParentUserPhone(user.Phone).Count > 0 ? true : false }); }); return JsonConvert.SerializeObject(result); } public bool IsReusable { get { return false; } } }} |
以上就是本文的全部內(nèi)容，希望對大家的學(xué)習(xí)有所幫助，也希望大家多多支持服務(wù)器之家。
原文鏈接：http://www.cnblogs.com/lxhbky/archive/2016/12/18/6195053.html
