<span style="font-size:14px;"> </span><span style="font-size:14px; white-space: pre;"> </span><span style="font-family:Courier New;font-size:12px;"><script type="text/javascript" src="jquery-easyui-1.2.6/jquery-1.7.2.min.js"></script>   <link rel="stylesheet" type="text/css" href="jquery-easyui-1.2.6/themes/default/easyui.css">  <link rel="stylesheet" type="text/css" href="jquery-easyui-1.2.6/themes/icon.css">  <script type="text/javascript" src="jquery-easyui-1.2.6/jquery.easyui.min.js"></script>  <script type="text/javascript" src="jquery-easyui-1.2.6/locale/easyui-lang-zh_CN.js"></script></span> 

<span style="font-size:14px;">drop database easyui; create database easyui; use easyui; show tables; #創建菜單表 create table menu(  id int(11) not null auto_increment, ####菜單id###  name varchar(20) default null,  ####菜單名####  url varchar(100) default null,  #### 菜單url####  checked varchar(10) default null, ####菜單是否被選中  icon varchar(30) default null,  ####菜單圖標####  parent_id int(11) default null,  ####父節點菜單的id####  primary key(id)       ####id是主鍵####    ); #插入測試數據   ####測試數據#### insert into menu(id,name,url,checked,icon,parent_id) values (1,'權限菜單',null,'',null,0), (2,'用戶管理',null,'0',null,1), (3,'崗位管理',null,'',null,1), (4,'資源管理',null,'',null,1), (5,'用戶功能1',null,'',null,2), (6,'崗位功能1',null,'0',null,3), (7,'資源功能2','/easyui/index.jsp','0',null,3), (8,'資源功能1','sss','0',null,4), (9,'崗位功能2',null,'',null,3), (10,'資源功能3','111','0',null,4), (11,'資源管理4','222','',null,4), (14,'崗位功能3','dfds',null,null,3), (17,'用戶功能2','sss','0',null,2); #查看數據 select * from menu; //查詢跟節點 select * from menu where parent_id=0; #查看指定父節點下有哪些子節點 select * from menu where parent_id=2;</span><span style="font-size:24px;"> </span> 

<span style="font-family:Courier New;font-size:12px;">package com.hsj.utils; import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; public class JDBCUtils {  static {   try {    Class.forName("com.mysql.jdbc.Driver");   } catch (ClassNotFoundException e) {    e.printStackTrace();   }  }  public static Connection getConnection() throws Exception {   return DriverManager.getConnection(     "jdbc:mysql:///easyui?useUnicode=true&characterEncoding=UTF-8",     "root", "zxczxc");  }  public static void close(ResultSet rs, PreparedStatement ps, Connection conn) {   try {    if (rs != null)     rs.close();   } catch (Exception e) {    e.printStackTrace();   } finally {    try {     if (ps != null)      ps.close();    } catch (Exception e) {     e.printStackTrace();    } finally {     try {      if (conn != null)       conn.close();     } catch (Exception e) {      e.printStackTrace();     }    }   }  } }</span><span style="font-size:24px;"> </span> 

<span style="font-family:Courier New;font-size:12px;">package com.hsj.domain; public class Menu {  private int id; //菜單id  private String name; //菜單名  private String url; //菜單鏈接的網址  private String checked; //菜單是否被選中  private String icon; //菜單圖標  private int parent_id; //當前菜單的父節點id  public Menu(){}  public Menu(int id, String name, String url, String checked, String icon,int parentId) {   this.id = id;   this.name = name;   this.url = url;   this.checked = checked;   this.icon = icon;   parent_id = parentId;  }  public int getId() {   return id;  }  public void setId(int id) {   this.id = id;  }  public String getName() {   return name;  }  public void setName(String name) {   this.name = name;  }  public String getUrl() {   return url;  }  public void setUrl(String url) {   this.url = url;  }  public String getChecked() {   return checked;  }  public void setChecked(String checked) {   this.checked = checked;  }  public String getIcon() {   return icon;  }  public void setIcon(String icon) {   this.icon = icon;  }  public int getParent_id() {   return parent_id;  }  public void setParent_id(int parentId) {   parent_id = parentId;  } } </span> 

<span style="font-family:Courier New;font-size:12px;">package com.hsj.domain; import java.util.HashMap; import java.util.Map; public class TreeDTO {  private int id;  private String text;  private String iconCls;  private String checked;  private int parent_id;  private String state;  /**   * 自定義屬性信息   */  private Map<String, Object> attributes = new HashMap<String, Object>();  public TreeDTO() {  }  public TreeDTO(int id, String text, String iconCls, String checked,    int parent_id, String state, Map<String, Object> attributes) {   this.id = id;   this.text = text;   this.iconCls = iconCls;   this.checked = checked;   this.parent_id = parent_id;   this.state = state;   this.attributes = attributes;  }  public int getId() {   return id;  }  public void setId(int id) {   this.id = id;  }  public String getText() {   return text;  }  public void setText(String text) {   this.text = text;  }  public String getIconCls() {   return iconCls;  }  public void setIconCls(String iconCls) {   this.iconCls = iconCls;  }  public String getChecked() {   return checked;  }  public void setChecked(String checked) {   this.checked = checked;  }  public int getParent_id() {   return parent_id;  }  public void setParent_id(int parentId) {   parent_id = parentId;  }  public String getState() {   return state;  }  public void setState(String state) {   this.state = state;  }  public Map<String, Object> getAttributes() {   return attributes;  }  public void setAttributes(Map<String, Object> attributes) {   this.attributes = attributes;  }  @Override  public String toString() {   return "TreeDTO [attributes=" + attributes + ", checked=" + checked     + ", iconCls=" + iconCls + ", id=" + id + ", parent_id="     + parent_id + ", state=" + state + ", text=" + text + "]";  } } </span> 

<span style="font-family:Courier New;font-size:12px;">package com.hsj.dao; import java.util.List; import com.hsj.domain.Menu; import com.hsj.domain.TreeDTO; public interface MenuDao{  /**   * 根據父節點的值查詢所有的子節點   * @param parentId   * @return   */  public List<TreeDTO> getChildrenByParentId(String parentId);  /**   * 根據id值查詢當前對象   * @param id   * @return   */  public Menu findMenuById(int id);  /**   * 保存指定對象   * @param <T>   * @param t   */  public <T> void save(T t);  /**   * 修改菜單對象   * @param menu   */  public void update(Menu menu);  /**   * 根據id刪除指定對象   * @param id   */  public void delete(int id);  /**   * 根據父節點刪除當前父節點下所有的子節點   * @param parentId 父節點id   */  public void deleteChildrenByParentId(int parentId);  /**   * 根據當前節點 的id值刪除它的所有子節點   * @param id   */   public void deleteChildren(int id); } </span> 

<span style="font-family:Courier New;font-size:12px;">package com.hsj.dao.bean; import java.lang.reflect.Field; import java.lang.reflect.Method; import java.sql.Connection; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import com.hsj.dao.MenuDao; import com.hsj.domain.Menu; import com.hsj.domain.TreeDTO; import com.hsj.utils.JDBCUtils; public class MenuDaoBean implements MenuDao{  public <T> int getTotalRecord(Class<T> clazz) {   // TODO Auto-generated method stub   return 0;  }  public <T> void save(T t)  {   //1.根據對象得到類模板對象   Class<T> clazz= (Class<T>) t.getClass();   //2.得到當前類中所有字段組成的數組，不管訪問權限如何，但不包括父類中的字段   Field[] fields=clazz.getDeclaredFields();   //insert into t_menu(field1,field2,....) values(value1,value2,....)   List<String> key=new ArrayList<String>();//key用來存儲字段列表   List<Object> value=new ArrayList<Object>();//value用來存儲值列表   String methodName=null;   Method method=null;   for(int i=0;i<fields.length;i++)   {    try    {      //getName     methodName="get"+getMethodName(fields[i].getName());     method=clazz.getMethod(methodName);     Object o=method.invoke(t);     if(o!=null && !"id".equals(fields[i].getName()))     {       key.add(fields[i].getName());       value.add(o);          }    }    catch (Exception e)    {     e.printStackTrace();    };   }   //組拼sql語句   //String table=clazz.getName().substring(clazz.getName().lastIndexOf(".")+1);   String table=clazz.getSimpleName();   StringBuffer sql= new StringBuffer("insert into "+table+" (");   StringBuffer values=new StringBuffer(" values(");   for(int i=0;i<value.size();i++)   {      sql.append(key.get(i)+",");      values.append("?,");   }   //insert into menu (name,url)   sql.deleteCharAt(sql.length()-1).append(")");   //values(?,?)   values.deleteCharAt(values.length()-1).append(")");   //insert into menu (name,url) values(?,?)   sql.append(values);   Connection conn=null;   PreparedStatement ps=null;   try   {    conn=JDBCUtils.getConnection();    ps=conn.prepareStatement(sql.toString());    //只有Object[]不為空且數組中有元素    if(key!=null && key.size()>0)    {     for(int i=0;i<key.size();i++)     {      ps.setObject(i+1,value.get(i));     }    }    System.out.println(ps.toString());    ps.execute();    System.out.println("添加成功");   }   catch (Exception e) {    e.printStackTrace();   }finally{    JDBCUtils.close(null, ps, conn);   }  }  /**   * 將該字符串的一個字母變成大寫   * @param fildeName 字符串   * @return   * @throws Exception   */  private static String getMethodName(String fieldName) throws Exception  {   byte[] items = fieldName.getBytes();   items[0] = (byte) ((char) items[0] - 'a' + 'A');   return new String(items);  }  /**   * 根據菜單的父id找到他所有的子菜單并存儲到集合中   */  public List<TreeDTO> getChildrenByParentId(String parentId) {   Connection conn = null;   PreparedStatement ps = null;   ResultSet rs = null;   List<Menu> menus=new ArrayList<Menu>();   List<TreeDTO> treeDTOS=new ArrayList<TreeDTO>();   try   {    String sql="";    if(parentId==null || "".equals(parentId))    {     sql="select * from menu where parent_id=0";    }else{     sql="select * from menu where parent_id="+parentId;    }    conn=JDBCUtils.getConnection();    ps=conn.prepareStatement(sql);    rs=ps.executeQuery();    while(rs.next())    {      Menu menu=new Menu();      menu.setId(rs.getInt("id"));      menu.setIcon(rs.getString("icon"));      menu.setUrl(rs.getString("url"));      menu.setChecked(rs.getString("checked"));      menu.setName(rs.getString("name"));      menu.setParent_id(rs.getInt("parent_id"));      menus.add(menu);    }   }catch(Exception e){    e.printStackTrace();   }finally{    JDBCUtils.close(rs, ps, conn);   }   for(Menu m : menus)   {    TreeDTO td=new TreeDTO();    td.setId(m.getId());    td.setText(m.getName());    td.setChecked(m.getChecked());    td.setIconCls(m.getIcon());    td.setParent_id(m.getParent_id());    List<Menu> childrenList=getChildren(m.getId());    if(childrenList.size()>0)    {     td.setState("closed");    }else{     td.setState("open");    }    Map<String,Object> attributes=new HashMap<String,Object>();    attributes.put("url", m.getUrl());    td.setAttributes(attributes);    treeDTOS.add(td);   }   return treeDTOS;  }  /**   * 根據當前菜單的主鍵值找到當前菜單有哪些子菜單對象組成的集合并返回   * @param id   * @return   */  public List<Menu> getChildren(int id)  {   Connection conn = null;   PreparedStatement ps = null;   ResultSet rs = null;   List<Menu> menus=new ArrayList<Menu>();   try   {    conn=JDBCUtils.getConnection();    ps=conn.prepareStatement("select * from menu where parent_id="+id);    rs=ps.executeQuery();    while(rs.next())    {      Menu menu=new Menu();      menu.setId(rs.getInt("id"));      menu.setIcon(rs.getString("icon"));      menu.setUrl(rs.getString("url"));      menu.setChecked(rs.getString("checked"));      menu.setName(rs.getString("name"));      menu.setParent_id(rs.getInt("parent_id"));      menus.add(menu);    }   }   catch(Exception e)   {    e.printStackTrace();   }finally{    JDBCUtils.close(rs, ps, conn);   }   return menus;  }  /**   * 根據菜單的主鍵查找當前菜單對象   */  public Menu findMenuById(int id) {   Connection conn = null;   PreparedStatement ps = null;   ResultSet rs = null;   Menu menu=null;   try   {    conn=JDBCUtils.getConnection();    ps=conn.prepareStatement("select * from menu where id="+id);    rs=ps.executeQuery();    if(rs.next())    {      menu=new Menu();      menu.setId(rs.getInt("id"));      menu.setIcon(rs.getString("icon"));      menu.setUrl(rs.getString("url"));      menu.setChecked(rs.getString("checked"));      menu.setName(rs.getString("name"));      menu.setParent_id(rs.getInt("parent_id"));    }   }   catch(Exception e)   {    e.printStackTrace();   }finally{    JDBCUtils.close(rs, ps, conn);   }   return menu;  }  public void update(Menu menu) {   Connection conn = null;   PreparedStatement ps = null;   ResultSet rs = null;   try   {    conn=JDBCUtils.getConnection();    ps=conn.prepareStatement("update menu set name=?,url=?,checked=?,icon=?,parent_id=? where id=?");    ps.setString(1, menu.getName());    ps.setString(2, menu.getUrl());    ps.setString(3, menu.getChecked());    ps.setString(4, menu.getIcon());    ps.setInt(5, menu.getParent_id());    ps.setInt(6, menu.getId());    ps.executeUpdate();   }   catch(Exception e)   {    e.printStackTrace();   }finally{    JDBCUtils.close(rs, ps, conn);   }  }  /**   * 根據主鍵刪除當前菜單對象   */  public void delete(int id) {   Connection conn = null;   PreparedStatement ps = null;   ResultSet rs = null;   try   {    conn=JDBCUtils.getConnection();    ps=conn.prepareStatement("delete from menu where id="+id);    ps.executeUpdate();   }   catch(Exception e)   {    e.printStackTrace();   }finally{    JDBCUtils.close(rs, ps, conn);   }  }  /**   * 根據當前菜單的主鍵值刪除當前菜單的所有子菜單及當前菜單對象   */  public void deleteChildren(int id)  {   List<Menu> menus=getChildren(id);   for(int i=0;i<menus.size();i++)   {    int cid=menus.get(i).getId();    //delete(cid);    deleteChildren(cid);   }   delete(id);  }  /**   * 根據菜單的父id刪除所有子菜單   */  public void deleteChildrenByParentId(int parentId) {   Connection conn = null;   PreparedStatement ps = null;   ResultSet rs = null;   try   {    conn=JDBCUtils.getConnection();    ps=conn.prepareStatement("delete from menu where parent_id="+parentId);    System.out.println("========="+ps.toString());    ps.executeUpdate();   }   catch(Exception e)   {    e.printStackTrace();   }finally{    JDBCUtils.close(rs, ps, conn);   }  } } </span> 

<span style="font-family:Courier New;font-size:12px;">package com.hsj.servlet; import java.io.IOException; import java.io.PrintWriter; import java.util.List; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import net.sf.json.JSONArray; import com.hsj.dao.MenuDao; import com.hsj.dao.bean.MenuDaoBean; import com.hsj.domain.Menu; import com.hsj.domain.TreeDTO; public class MenuServlet extends HttpServlet {  public void doGet(HttpServletRequest request, HttpServletResponse response)    throws ServletException, IOException {   this.doPost(request, response);  }  public void doPost(HttpServletRequest request, HttpServletResponse response)    throws ServletException, IOException {   response.setContentType("text/html;charset=utf-8");   PrintWriter out = response.getWriter();   String method = request.getParameter("method");   if (method != null && !"".equals(method) && "getMenu".equals(method)) {    getMenu(request, response);   } else if (method != null && !"".equals(method)     && "changeMenu".equals(method)) {    changeMenu(request, response);   } else if (method != null && !"".equals(method)     && "addMenu".equals(method)) {    addMenu(request, response);   } else if (method != null && !"".equals(method)     && "updateMenu".equals(method)) {    updateMenu(request, response);   } else if (method != null && !"".equals(method)     && "deleteMenu".equals(method)) {    deleteMenu(request, response);   }   out.flush();   out.close();  }  /**   * 刪除當前菜單及其當前菜單的所有子菜單   * @param request   * @param response   */  private void deleteMenu(HttpServletRequest request,    HttpServletResponse response) {   String id=request.getParameter("id");   MenuDao menuDao=new MenuDaoBean();   System.out.println(id);   menuDao.deleteChildren(Integer.valueOf(id));  }  /**   * 修改菜單   * @param request   * @param response   */  private void updateMenu(HttpServletRequest request,    HttpServletResponse response) {   String id=request.getParameter("id");   String name=request.getParameter("name");   String url=request.getParameter("url");   MenuDao menuDao=new MenuDaoBean();   Menu menu=menuDao.findMenuById(Integer.valueOf(id));   menu.setName(name);   menu.setUrl(url);   menuDao.update(menu);  }  /**   * 添加菜單   * @param request   * @param response   */  private void addMenu(HttpServletRequest request,HttpServletResponse response) {   String parentId=request.getParameter("parentId");   String name=request.getParameter("name");   String url=request.getParameter("url");   Menu menu=new Menu();   menu.setName(name);   menu.setUrl(url);   menu.setParent_id(Integer.valueOf(parentId));   MenuDao menuDao=new MenuDaoBean();   menuDao.save(menu);  }  /**   * 菜單菜單的父菜單   * @param request   * @param response   */  private void changeMenu(HttpServletRequest request,    HttpServletResponse response) {    String targetId= request.getParameter("targetId");    String sourceId= request.getParameter("sourceId");    String point= request.getParameter("point");    System.out.println("point="+point);    MenuDao menuDao=new MenuDaoBean();    Menu target= menuDao.findMenuById(Integer.valueOf(targetId));    Menu source= menuDao.findMenuById(Integer.valueOf(sourceId));    if("append".equals(point))    {      //源菜單作為目標菜單的子菜單     source.setParent_id(target.getId());    }else{     //源菜單和目標菜單使用相同的父菜單的id值     source.setParent_id(target.getParent_id());    }    menuDao.update(source);  }  /**   * 根據父id得到它所有的子菜單   * @param request   * @param response   */  private void getMenu(HttpServletRequest request,HttpServletResponse response) {   System.out.println("getMenu-------");   //獲取當前展的節點的id   try {    String parentId=request.getParameter("id");    MenuDao menuDao=new MenuDaoBean();    List<TreeDTO> treeDTOS=menuDao.getChildrenByParentId(parentId);    System.out.println(treeDTOS.toString());    response.setContentType("text/html;charset=utf-8");    String json=JSONArray.fromObject(treeDTOS).toString();    response.getWriter().write(json);    System.out.println("json="+json);   } catch (Exception e) {    e.printStackTrace();   }  } } </span> 

<span style="font-family:Courier New;"><?xml version="1.0" encoding="UTF-8"?> <web-app version="2.5"  xmlns="http://java.sun.com/xml/ns/javaee"  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"  xsi:schemaLocation="http://java.sun.com/xml/ns/javaee  http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">  <servlet>  <servlet-name>MenuServlet</servlet-name>  <servlet-class>com.hsj.servlet.MenuServlet</servlet-class>  </servlet>  <servlet-mapping>  <servlet-name>MenuServlet</servlet-name>  <url-pattern>/menuServlet</url-pattern>  </servlet-mapping>  <welcome-file-list>  <welcome-file>index.jsp</welcome-file>  </welcome-file-list> </web-app></span> 

<span style="font-family:Courier New;"><%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; %> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html>  <head>  <base href="<%=basePath%>">  <title>tree的使用</title>  <script type="text/javascript" src="jquery-easyui-1.2.6/jquery-1.7.2.min.js"></script>   <link rel="stylesheet" type="text/css" href="jquery-easyui-1.2.6/themes/default/easyui.css">  <link rel="stylesheet" type="text/css" href="jquery-easyui-1.2.6/themes/icon.css">  <script type="text/javascript" src="jquery-easyui-1.2.6/jquery.easyui.min.js"></script>  <script type="text/javascript" src="jquery-easyui-1.2.6/locale/easyui-lang-zh_CN.js"></script>  <script type="text/javascript">   var flag;   $(function(){    $("#t1").tree({     url:"menuServlet?method=getMenu",      animate:true,//展開和折疊菜單時會伴隨著動畫      dnd:true,//啟動菜單項的拖拽功能      //checkbox:true,//菜單項前面是否顯示復選框      /*      point的取值可能為：       append：源節點作為目標節點的子節點       top：源節點和目標節點使用相同的父節點，并且源節點在目標節點的上面       bottom：源節點會產生在目標節點的下面，并且和目標節點是兄弟關系，并且源節點在目標節點的下面      */      onDrop:function(target, source, point){//當拖拽節點松手時觸發       //獲取目標節點對象       var tar=$("#t1").tree("getNode",target);       $.ajax({        type:"post",        url:"menuServlet?method=changeMenu",        data:{         targetId:tar.id,         sourceId:source.id,         point:point        },        dataType:"json",        cache:false,        success:function(result){         $.messager.show({          title:"提示信息",          msg:"操作成功"         });        }       });      },      onContextMenu: function(e,node){       //禁止瀏覽器的右鍵菜單       e.preventDefault();       $(this).tree('select', node.target);       $('#mm').menu('show', {        left: e.pageX,        top: e.pageY       });      }    });    $("#savebtn").click(function(){      if(flag=="add")      {        //1.獲取所選中的節點        var parent=$("#t1").tree("getSelected");        $("#t1").tree("append",{         parent:parent.target,         data:[{          text:$("#dialogMenu").find("input[name=name]").val(),          attributes:{url:$("#dialogMenu").find("input[name=url]").val()}         }]        });        //后臺更新        $.ajax({         type:"post",         url:"menuServlet?method=addMenu",         cache:false,         data:{          parentId:parent.id,          name:$("#dialogMenu").find("input[name=name]").val(),          url:$("#dialogMenu").find("input[name=url]").val()          },         dataType:"json",         success:function(result){          //重新加載tree          $("#t1").tree("reload",parent.target);          $.messager.show({            title:"提示信息",            msg:"操作成功"           });         }        });      }else{        $.ajax({         type:"post",         url:"menuServlet?method=updateMenu",         cache:false,         data:{          id:$("#dialogMenu").find("input[name=id]").val(),          name:$("#dialogMenu").find("input[name=name]").val(),          url:$("#dialogMenu").find("input[name=url]").val()          },         dataType:"json",         success:function(result){          //重新加載tree,刷新所選中的節點的父節點          var node=$("#t1").tree("getSelected");          var parentNode=$("#t1").tree("getParent",node.target);          $("#t1").tree("reload",parentNode.target);          $.messager.show({            title:"提示信息",            msg:"操作成功"           });         }        });      }      //關閉dialog       $("#dialog").dialog("close");     });     $("#cancelbtn").click(function(){     $("#dialog").dialog("close");     });   });   function append(){    flag="add";    $("#dialogMenu").form("clear");    $("#dialog").dialog("open");   }   function removes(){    //前臺更新    //選中的節點    var selecteNode=$("#t1").tree("getSelected");    $("#t1").tree("remove",selecteNode.target);    //后臺更新    $.post("menuServlet?method=deleteMenu",{id:selecteNode.id},function(result){      $.messager.show({       title:"提示信息",       msg:"操作成功"      });    });   }   function editor(){    flag="edit";    //清空表單，把選中的節點填充到該dialog中,包括:id,name,url    $("#dialogMenu").form("clear");    //選中的節點    var selecteNode=$("#t1").tree("getSelected");    //填充數據    $("#dialogMenu").form("load",{     id:selecteNode.id,     name:selecteNode.text,     url:selecteNode.attributes.url    });    //打開dialog    $("#dialog").dialog("open");   }  </script>  </head>  <body>  <div id="mm" class="easyui-menu" style="width:120px;">   <div onclick="append()">Append</div>   <div onclick="editor()">Editor</div>   <div onclick="removes()">Remove</div>  </div>  <ul id="t1"></ul>  <div id="dialog" title="設置權限" class="easyui-dialog" style="width:400px" closed=true modal=true>   <form id="dialogMenu" method="post">    <input type="hidden" name="id"/>    <table>     <tr>      <td>名稱:</td>      <td><input type="text" name="name"/></td>     </tr>     <tr>      <td>url:</td>      <td><input type="text" name="url"/></td>     </tr>     <tr>      <td colspan="2">       <input id="savebtn" type="button" value="保存"/>       <input id="cancelbtn" type="button" value="取消"/>      </td>     </tr>    </table>   </form>  </div>  </body> </html> </span>