jquery树形插件zTree高级使用详解

<script type="text/javascript" src="<%=request.getContextPath() %>/resources/js/jquery-1.9.1.min.js"></script><link rel="stylesheet" href="<%=request.getContextPath() %>/resources/bootstrap/3.3.4/css/bootstrap.min.css" > <script type="text/javascript" src="<%=request.getContextPath() %>/resources/bootstrap/3.3.4/js/bootstrap.min.js"></script> <!-- 引入zTree相关的js/css文件 --><link rel="stylesheet" href="<%=request.getContextPath() %>/resources/ztree/zTreeStyle/zTreeStyle.css" ><script type="text/javascript" src="<%=request.getContextPath() %>/resources/ztree/jquery.ztree.all.js"></script>

// zTree 的参数配置，深入使用请参考 API 文档（setting 配置详解） var setting = { check:{ enable: false, //autoCheckTrigger:true, //chkStyle:"none" }, callback:{ onClick:queryRoleByEmployee } };function queryRoleByEmployee(event, treeId, treeNode){ //console.info(treeNode.tId + ", " + treeNode.name + "," + treeNode.checked); //console.info("--------"+treeNode.isParent); if(treeNode.isParent == true){ //将角色的树形结构清楚 $.fn.zTree.destroy("roleTree"); return ; } $.get('<%=request.getContextPath()%>/'+treeNode.objCode+'/role',{"coddd":treeNode.isParent},function(data){ console.info(data); zTreeObj = $.fn.zTree.init($("#roleTree"), settingRole, data); }); }

public class DimsTree {  //除了树本身的属性,还可以自定义属性.private Object objCode;  //树形结构展示的名称 private String name;  //是否打开属性 private String open;  //是否根节点 private boolean isParent;  //url private String url;  //子节点 private List<DimsTree> children;  //是否被选中 private boolean checked;//省略gettings和settings方法}

@ResponseBody @RequestMapping(value="/user_role1") public List<DimsTree> userRole1(Model model){ //宿舍信息Tree List<DimsTree> dimsTreeList = new ArrayList<DimsTree>(); //加载用户信息列表,手链需要加载宿舍信息,将用户信息加入到宿舍信息中. List<Dormitory> dormitoiryList = dormitoryDao.list(); for(Dormitory dorm: dormitoiryList){ DimsTree dt = new DimsTree(); dt.setName(dorm.getDormCode()); dt.setParent(true);//根节点 dt.setObjCode(dorm.getDormCode()); dt.setChildren(employee2DimsTree(dorm)); dimsTreeList.add(dt); }  model.addAttribute(dimsTreeList); //加载角色信息列表，对已经选中的角色进行设置checked=true属性。 //这个应该设置成异步加载的方式,根据不同的用户查询不同的角色信息. logger.info("-------------->"+dimsTreeList); return dimsTreeList;// return "other/user_role"; }  /**  * 根据宿舍,查询宿舍下的成员  * @param dorm  * @return  */ public List<DimsTree> employee2DimsTree(Dormitory dorm){  //这个应该是在service层进行实现得   String sql = "select * from t_employee t where t.dorm_code = ?";  logger.info("----------->查询人员宿舍信息参数:"+dorm.getDormCode());  List<Employee> employeeList = employeeDao.listBySql(sql, new Object[]{dorm.getDormCode()});  List<DimsTree> dimsTreeList = new ArrayList<DimsTree>();  for(Employee ee : employeeList){   DimsTree dt = new DimsTree();   dt.setName(ee.geteName());   dt.setParent(false);   dt.setObjCode(ee.getUstcAccount());   dimsTreeList.add(dt);  }  return dimsTreeList; }

 $(document).ready(function(){ $.get('<%=request.getContextPath()%>/user_role1', function(data){  console.info(data);  //zNodes = data;  zTreeObj = $.fn.zTree.init($("#dormitoryTree"), setting, data); }); //console.info($.fn.zTree.getZTreeObj("dormitoryTree")); //console.info(zTreeObj.getNodes()); });