zTree checkbox 异步加载

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jsp部分：

<%@ page language="java" contentType="text/html;charset=UTF-8"%><%@ include file="/common/taglibs.jsp"%><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html><head><title>${applicationName}</title><link rel="stylesheet" type="text/css" href="${ctx}/css/${skinId}/style.css" /><link rel="stylesheet" href="${ctx}/css/zTreeStyle/zTreeStyle.css" type="text/css"><script type="text/javascript" src="${ctx}/js/jquery/jquery-1.7.1.min.js"></script><script type="text/javascript" src="${ctx}/js/zTree_v3/jquery.ztree.core-3.5.js"></script><script type="text/javascript" src="${ctx}/js/zTree_v3/jquery.ztree.excheck-3.5.js"></script><script type="text/javascript" src="${ctx}/js/comm/GeneralPageOperation.js"></script><!--  -- 创建人：liyafei  -- 创建时间：2014-06-25  -- 备注：新建  -- @version 1.0  -- 说明：此页面是组织多选页面，  父页面必须有 id="orgIds",id="orgNames" 的两个标签,  分别是选择后的id值，name值，值中间用","隔开  --><script type="text/javascript"><!--var setting = {async: {enable: true,url:"org-tree!ajaxOrgTreeCheck.action",//异步请求地址autoParam:["id", "name=n", "level=lv"],dataFilter: filter},check: {enable: true,chkStyle: "checkbox",//多选chkboxType: { "Y" : "", "N" : "" }//不级联父节点选择}};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);});//保存选中的组织 function saveOrg() {         var treeObj = $.fn.zTree.getZTreeObj("treeDemo");         //获得选中所有节点，返回值 Array(JSON)var nodes = treeObj.getCheckedNodes(true);            var str_id = "";             var str_name = "";             //遍历选中的节点  Array(JSON)for (var node in nodes){ for(var key in nodes[node]){ //只取JSON中的 id,name的值if("id" == key){if(str_id!=""){ str_id = str_id + ',' + nodes[node][key]; }else{str_id += nodes[node][key]; }}if("name" == key){if(str_name!=""){ str_name = str_name + ',' + nodes[node][key]; }else{str_name += nodes[node][key]; }}} } //把选择的值 赋值给父页面，父页面必须有 id="orgIds",id="orgNames" 的两个标签接收             window.parent.document.getElementById("orgIds").value = str_id;             window.parent.document.getElementById("orgNames").value = str_name;            sonCloseWindow(1);//关闭弹出的本页面          }//--></script></head><body><form action=""><div class="content_wrap"><div class="zTreeDemoBackground left"><ul id="treeDemo" class="ztree"></ul></div></div><table width="100%" class="UTry-FormStyle">          <tr>            <td class="TextTd" colspan="3" align="center">            <br />              <input type="button" value="确定" class="buttonGM" onclick="saveOrg();" />              <input type="button" value="关闭" class="buttonGM" onclick="sonCloseWindow(1);return false;" />            </td>          </tr>        </table>      </form></body></html>

action部分：

/** * * 方法名: ajaxOrgTreeCheck* 方法描述: (组织多选)* 创建人：liyafei * 修改时间：2014-6-25 上午11:32:36 * 参数 @throws IOException 参数说明* 返回类型 void 返回类型* @throws */public void ajaxOrgTreeCheck() throws IOException{  //第一次加载根节点if (StringUtil.isBlank(this.id)) {UserModel user = (UserModel) Struts2Utils.getSession().getAttribute(Constants.USER_SESSION_ID);//根节点对象： 获得当前登录用户拥有权限的最高级组织rootOrg = orgService.maxViewOrg(user);Struts2Utils.getSession().setAttribute(Constants.GROUP_SESSION_ID, rootOrg.getId());JSONObject json=new JSONObject();    json.put("id",rootOrg.getId());//根节点id    json.put("name", rootOrg.getName());//根节点名称    json.put("pid", rootOrg.getP_id());//父节点id    //查询是否有子节点    List<OrgModel> listChlil = orgService.getChildrenByPIdAndMaxId(rootOrg.getId(), Struts2Utils.getSession().getAttribute(Constants.GROUP_SESSION_ID).toString());    if(!listChlil.isEmpty()){    json.put("isParent", true);    json.put("icon", "/js/jstree/themes/default/depar1.png");    }else{    json.put("icon", "/js/jstree/themes/default/depar2.png");    }this.ajaxHttpResponseWriter(json);//加载子节点}else{//查询子节点List<OrgModel> list = orgService.getChildrenByPIdAndMaxId(id, Struts2Utils.getSession().getAttribute(Constants.GROUP_SESSION_ID).toString());JSONArray jsonArr = new JSONArray();  for(OrgModel org :list){    JSONObject json=new JSONObject();    json.put("id",org.getId());//节点id    json.put("name", org.getName());//节点名称    json.put("pid", org.getP_id());//父节点id    //查询是否有子节点    List<OrgModel> listChlil = orgService.getChildrenByPIdAndMaxId(org.getId(), Struts2Utils.getSession().getAttribute(Constants.GROUP_SESSION_ID).toString());    if(!listChlil.isEmpty()){    json.put("isParent", true);//是否有子节点    json.put("icon", "/js/jstree/themes/default/depar1.png");    }else{    json.put("icon", "/js/jstree/themes/default/depar2.png");        }    jsonArr.put(json);}this.ajaxHttpResponseWriter(JSONArray.fromObject(jsonArr));}}

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