案例一
一，后台搭建
1.实体类
package com.zking.entity;
public class Permission {
private long id;
private String name;//菜单名
private String description;//描述
private String url;//点击菜单跳转
private long pid;//父级菜单id
private int ismenu;//菜单
private long displayno;//显示顺序
public long getId() {
return id;
}
public void setId(long id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
public String getUrl() {
return url;
}
public void setUrl(String url) {
this.url = url;
}
public long getPid() {
return pid;
}
public void setPid(long pid) {
this.pid = pid;
}
public int getIsmenu() {
return ismenu;
}
public void setIsmenu(int ismenu) {
this.ismenu = ismenu;
}
public long getDisplayno() {
return displayno;
}
public void setDisplayno(long displayno) {
this.displayno = displayno;
}
public Permission() {
// TODO Auto-generated constructor stub
}
public Permission(long id, String name, String description, String url, long pid, int ismenu, long displayno) {
super();
this.id = id;
this.name = name;
this.description = description;
this.url = url;
this.pid = pid;
this.ismenu = ismenu;
this.displayno = displayno;
}
public Permission(String name, String description, String url, long pid, int ismenu, long displayno) {
super();
this.name = name;
this.description = description;
this.url = url;
this.pid = pid;
this.ismenu = ismenu;
this.displayno = displayno;
}
@Override
public String toString() {
return "Permission [id=" + id + ", name=" + name + ", description=" + description + ", url=" + url + ", pid="
+ pid + ", ismenu=" + ismenu + ", displayno=" + displayno + "]";
}
}
2.dao层
package com.zking.dao;
import java.util.ArrayList;
import java.util.List;
import com.zking.entity.Permission;
import com.zking.util.BaseDao;
import com.zking.util.BuildTree;
import com.zking.util.PageBean;
import com.zking.util.TreeVo;
public class PermissionDao extends BaseDao<Permission>{
public List<Permission> list(Permission permission, PageBean pageBean) throws Exception {
String sql = "select * from t_oa_permission";
return super.executeQuery(sql, Permission.class, pageBean);
}
public List<TreeVo<Permission>> menus(Permission permission, PageBean pageBean) throws Exception {
ArrayList<TreeVo<Permission>> trees = new ArrayList<TreeVo<Permission>>();
//从数据库拿到的菜单数据，此时数据是平级的，不具备父子关系
List<Permission> list = this.list(permission, pageBean);
for (Permission p : list) {
TreeVo<Permission> vo = new TreeVo<>();
vo.setId(p.getId()+"");
vo.setText(p.getName());//节点的名称
vo.setParentId(p.getPid()+"");
trees.add(vo);
}
return BuildTree.buildList(trees, "-1");
}
}
测试类
package com.zking.dao;
import static org.junit.Assert.*;
import java.util.List;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.zking.entity.Permission;
import com.zking.util.TreeVo;
public class PermissionDaoTest {
private PermissionDao md = new PermissionDao();
@Before
public void setUp() throws Exception {
}
@After
public void tearDown() throws Exception {
}
@Test
public void testList() {
try {
List<Permission> list = md.list(null, null);
for (Permission permission : list) {
System.out.println(permission);
}
ObjectMapper obj = new ObjectMapper();
System.out.println(obj);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
@Test
public void testmenus() {
try {
List<TreeVo<Permission>> list = md.menus(null, null);
for (TreeVo<Permission> permission : list) {
System.out.println(permission);
}
ObjectMapper obj = new ObjectMapper();
System.out.println(obj.writeValueAsString(list));
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
3.tag层
package com.zking.tag;
import java.io.IOException;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.JspWriter;
import javax.servlet.jsp.tagext.BodyTagSupport;
import com.zking.util.PageBean;
public class PageTag extends BodyTagSupport{
private PageBean pageBean;// 包含了所有分页相关的元素
public PageBean getPageBean() {
return pageBean;
}
public void setPageBean(PageBean pageBean) {
this.pageBean = pageBean;
}
@Override
public int doStartTag() throws JspException {
// 没有标签体，要输出内容
JspWriter out = pageContext.getOut();
try {
out.print(toHTML());
} catch (IOException e) {
e.printStackTrace();
}
return super.doStartTag();
}
private String toHTML() {
StringBuffer sb = new StringBuffer();
// 隐藏的form表单---这个就是上一次请求下次重新发的奥义所在
// 上一次请求的URL
sb.append("<form action='"+pageBean.getUrl()+"' id='pageBeanForm' method='post'>");
sb.append(" <input type='hidden' name='page'>");
// 上一次请求的参数
Map<String, String[]> paramMap = pageBean.getParamMap();
if(paramMap != null && paramMap.size() > 0) {
Set<Entry<String, String[]>> entrySet = paramMap.entrySet();
for (Entry<String, String[]> entry : entrySet) {
// 参数名
String key = entry.getKey();
// 参数值
for (String value : entry.getValue()) {
// 上一次请求的参数，再一次组装成了新的Form表单
// 注意：page参数每次都会提交，我们需要避免
if(!"page".equals(key)) {
sb.append(" <input type='hidden' name='"+key+"' value='"+value+"' >");
}
}
}
}
sb.append("</form>");
// 分页条
sb.append("<ul class='pagination justify-content-center'>");
sb.append(" <li class='page-item "+(pageBean.getPage() == 1 ? "disabled" : "")+"'><a class='page-link'");
sb.append(" href='javascript:gotoPage(1)'>首页</a></li>");
sb.append(" <li class='page-item "+(pageBean.getPage() == 1 ? "disabled" : "")+"'><a class='page-link'");
sb.append(" href='javascript:gotoPage("+pageBean.previousPage()+")'><</a></li>");// less than 小于号
// sb.append(" <li class='page-item'><a class='page-link' href='#'>1</a></li>");
// sb.append(" <li class='page-item'><a class='page-link' href='#'>2</a></li>");
sb.append(" <li class='page-item active'><a class='page-link' href='#'>"+pageBean.getPage()+"</a></li>");
sb.append(" <li class='page-item "+(pageBean.getPage() == pageBean.maxPage() ? "disabled" : "")+"'><a class='page-link' href='javascript:gotoPage("+pageBean.nextPage()+")'>></a></li>");
sb.append(" <li class='page-item "+(pageBean.getPage() == pageBean.maxPage() ? "disabled" : "")+"'><a class='page-link' href='javascript:gotoPage("+pageBean.maxPage()+")'>尾页</a></li>");
sb.append(" <li class='page-item go-input'><b>到第</b><input class='page-link'");
sb.append(" type='text' id='skipPage' name='' /><b>页</b></li>");
sb.append(" <li class='page-item go'><a class='page-link'");
sb.append(" href='javascript:skipPage()'>确定</a></li>");
sb.append(" <li class='page-item'><b>共"+pageBean.getTotal()+"条</b></li>");
sb.append("</ul>");
// 分页执行的JS代码
sb.append("<script type='text/javascript'>");
sb.append(" function gotoPage(page) {");
sb.append(" document.getElementById('pageBeanForm').page.value = page;");
sb.append(" document.getElementById('pageBeanForm').submit();");
sb.append(" }");
sb.append(" function skipPage() {");
sb.append(" var page = document.getElementById('skipPage').value;");
sb.append(" if (!page || isNaN(page) || parseInt(page) < 1 || parseInt(page) > "+pageBean.maxPage()+") {");
sb.append(" alert('请输入1~"+pageBean.maxPage()+"的数字');");
sb.append(" return;");
sb.append(" }");
sb.append(" gotoPage(page);");
sb.append(" }");
sb.append("</script>");
return sb.toString();
}
}
4.util层
buildTree类
package com.zking.util;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
public class BuildTree {
/**
* 默认-1为顶级节点
* @param nodes
* @param <T>
* @return
*/
public static <T> TreeVo<T> build(List<TreeVo<T>> nodes) {
if (nodes == null) {
return null;
}
List<TreeVo<T>> topNodes = new ArrayList<TreeVo<T>>();
for (TreeVo<T> children : nodes) {
String pid = children.getParentId();
if (pid == null || "-1".equals(pid)) {
topNodes.add(children);
continue;
}
for (TreeVo<T> parent : nodes) {
String id = parent.getId();
if (id != null && id.equals(pid)) {
parent.getChildren().add(children);
children.setHasParent(true);
parent.setChildren(true);
continue;
}
}
}
TreeVo<T> root = new TreeVo<T>();
if (topNodes.size() == 1) {
root = topNodes.get(0);
} else {
root.setId("000");
root.setParentId("-1");
root.setHasParent(false);
root.setChildren(true);
root.setChecked(true);
root.setChildren(topNodes);
root.setText("顶级节点");
Map<String, Object> state = new HashMap<>(16);
state.put("opened", true);
root.setState(state);
}
return root;
}
/**
* 指定idparam为顶级节点
* @param nodes
* @param idParam
* @param <T>
* @return
*/
public static <T> List<TreeVo<T>> buildList(List<TreeVo<T>> nodes, String idParam) {
if (nodes == null) {
return null;
}
List<TreeVo<T>> topNodes = new ArrayList<TreeVo<T>>();
for (TreeVo<T> children : nodes) {
String pid = children.getParentId();
if (pid == null || idParam.equals(pid)) {
topNodes.add(children);
continue;
}
for (TreeVo<T> parent : nodes) {
String id = parent.getId();
if (id != null && id.equals(pid)) {
parent.getChildren().add(children);
children.setHasParent(true);
parent.setChildren(true);
continue;
}
}
}
return topNodes;
}
}
TreeVo类
package com.zking.util;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
public class TreeVo<T> {
/**
* 节点ID
*/
private String id;
/**
* 显示节点文本
*/
private String text;
/**
* 节点状态，open closed
*/
private Map<String, Object> state;
/**
* 节点是否被选中 true false
*/
private boolean checked = false;
/**
* 节点属性
*/
private Map<String, Object> attributes;
/**
* 节点的子节点
*/
private List<TreeVo<T>> children = new ArrayList<TreeVo<T>>();
/**
* 父ID
*/
private String parentId;
/**
* 是否有父节点
*/
private boolean hasParent = false;
/**
* 是否有子节点
*/
private boolean hasChildren = false;
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public String getText() {
return text;
}
public void setText(String text) {
this.text = text;
}
public Map<String, Object> getState() {
return state;
}
public void setState(Map<String, Object> state) {
this.state = state;
}
public boolean isChecked() {
return checked;
}
public void setChecked(boolean checked) {
this.checked = checked;
}
public Map<String, Object> getAttributes() {
return attributes;
}
public void setAttributes(Map<String, Object> attributes) {
this.attributes = attributes;
}
public List<TreeVo<T>> getChildren() {
return children;
}
public void setChildren(List<TreeVo<T>> children) {
this.children = children;
}
public boolean isHasParent() {
return hasParent;
}
public void setHasParent(boolean isParent) {
this.hasParent = isParent;
}
public boolean isHasChildren() {
return hasChildren;
}
public void setChildren(boolean isChildren) {
this.hasChildren = isChildren;
}
public String getParentId() {
return parentId;
}
public void setParentId(String parentId) {
this.parentId = parentId;
}
public TreeVo(String id, String text, Map<String, Object> state, boolean checked, Map<String, Object> attributes,
List<TreeVo<T>> children, boolean isParent, boolean isChildren, String parentID) {
super();
this.id = id;
this.text = text;
this.state = state;
this.checked = checked;
this.attributes = attributes;
this.children = children;
this.hasParent = isParent;
this.hasChildren = isChildren;
this.parentId = parentID;
}
public TreeVo() {
super();
}
}
5.web层
permissionAction类
package com.zking.web;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.zking.dao.PermissionDao;
import com.zking.entity.Permission;
import com.zking.framework.ActionSupport;
import com.zking.framework.ModelDriver;
import com.zking.util.ResponseUtil;
import com.zking.util.TreeVo;
public class PermissionAction extends ActionSupport implements ModelDriver<Permission>{
private Permission p = new Permission();
private PermissionDao pd = new PermissionDao();
@Override
public Permission getModel() {
// TODO Auto-generated method stub
return p;
}
public String menus(HttpServletRequest req, HttpServletResponse resp) {
try {
List<TreeVo<Permission>> menus = pd.menus(null, null);
//向前端响应树形结构的数据
ResponseUtil.writeJson(resp, menus);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
}
二，前台演示
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ include file="common/header.jsp" %>
<!DOCTYPE>
<html>
<head>
<link
href="https://cdn.bootcdn.net/ajax/libs/twitter-bootstrap/4.5.0/css/bootstrap.css"
rel="stylesheet">
<script
src="https://cdn.bootcdn.net/ajax/libs/twitter-bootstrap/4.5.0/js/bootstrap.js"></script>
<style type="text/css">
.page-item input {
padding: 0;
width: 40px;
height: 100%;
text-align: center;
margin: 0 6px;
}
.page-item input, .page-item b {
line-height: 38px;
float: left;
font-weight: 400;
}
.page-item.go-input {
margin: 0 10px;
}
</style>
</head>
<body>
<div class="layui-layout layui-layout-admin">
<div class="layui-header">
<div class="layui-logo layui-hide-xs layui-bg-black">layout
demo</div>
<!-- 头部区域（可配合layui 已有的水平导航） -->
<ul class="layui-nav layui-layout-left">
<!-- 移动端显示 -->
<li class="layui-nav-item layui-show-xs-inline-block layui-hide-sm"
lay-header-event="menuLeft"><i
class="layui-icon layui-icon-spread-left"></i></li>
<!-- Top导航栏 -->
<li class="layui-nav-item layui-hide-xs"><a href="">nav 1</a></li>
<li class="layui-nav-item layui-hide-xs"><a href="">nav 2</a></li>
<li class="layui-nav-item layui-hide-xs"><a href="">nav 3</a></li>
<li class="layui-nav-item"><a href="javascript:;">nav
groups</a>
<dl class="layui-nav-child">
<dd>
<a href="">menu 11</a>
</dd>
<dd>
<a href="">menu 22</a>
</dd>
<dd>
<a href="">menu 33</a>
</dd>
</dl></li>
</ul>
<!-- 个人头像及账号操作 -->
<ul class="layui-nav layui-layout-right">
<li class="layui-nav-item layui-hide layui-show-md-inline-block">
<a href="javascript:;"> <img
src="//tva1.sinaimg.cn/crop.0.0.118.118.180/5db11ff4gw1e77d3nqrv8j203b03cweg.jpg"
class="layui-nav-img"> tester
</a>
<dl class="layui-nav-child">
<dd>
<a href="">Your Profile</a>
</dd>
<dd>
<a href="">Settings</a>
</dd>
<dd>
<a href="login.jsp">Sign out</a>
</dd>
</dl>
</li>
<li class="layui-nav-item" lay-header-event="menuRight" lay-unselect>
<a href="javascript:;"> <i
class="layui-icon layui-icon-more-vertical"></i>
</a>
</li>
</ul>
</div>
<div class="layui-side layui-bg-black">
<div class="layui-side-scroll">
<!-- 左侧导航区域（可配合layui已有的垂直导航） -->
<ul id="menu" class="layui-nav layui-nav-tree" lay-filter="menu">
<li class="layui-nav-item layui-nav-itemed">
<a class="" href="javascript:;">menu group 1</a>
<dl class="layui-nav-child">
<dd><a href="javascript:;">menu 1</a></dd>
<dd><a href="javascript:;">menu 2</a></dd>
<dd><a href="javascript:;">menu 3</a></dd>
<dd><a href="">the links</a></dd>
</dl>
</li>
<li class="layui-nav-item">
<a href="javascript:;">menu group 2</a>
<dl class="layui-nav-child">
<dd><a href="javascript:;">list 1</a></dd>
<dd><a href="javascript:;">list 2</a></dd>
<dd><a href="">超链接</a></dd>
</dl>
</li>
<li class="layui-nav-item"><a href="javascript:;">click menu item</a></li>
<li class="layui-nav-item"><a href="">the links</a></li>
</ul>
</div>
</div>
<div class="layui-body">
<!-- 内容主体区域 -->
<div style="padding: 15px;">
</div>
</div>
<div class="layui-footer">
<!-- 底部固定区域 -->
底部固定区域
</div>
</div>
<script>
layui.use(['jquery'],function(){
let $ = layui.jquery;
$.ajax({
url:'${pageContext.request.contextPath}/permission.action?methodName=menus',
dataType:'json',
success:function(data){
console.log(data);
let str = '';
$.each(data,function(i,n){
str+='<li class="layui-nav-item layui-nav-itemed">';
str+='<a class="" href="javascript:;">'+data[i].text+'</a>';
//判断当前一级节点是否存在子节点
if(data[i].hasChildren){
str+='<dl class="layui-nav-child">';
let children = data[i].children;
$.each(children,function(index,node){
str +='<dd><a href="javascript:;">'+children[index].text+'</a></dd>'
});
str+='</dl>';
}
str+='</li>';
});
$("#menu").html(str);
}
});
});
</script>
</body>
</html>
效果图
案例二
一，实体类
package com.zking.entity;
public class Easyui_Permission {
private long id;
private String name;
private String description;
private String url;
private long pid;
private int ismenu;
private long displayno;
public long getId() {
return id;
}
public void setId(long id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
public String getUrl() {
return url;
}
public void setUrl(String url) {
this.url = url;
}
public long getPid() {
return pid;
}
public void setPid(long pid) {
this.pid = pid;
}
public int getIsmenu() {
return ismenu;
}
public void setIsmenu(int ismenu) {
this.ismenu = ismenu;
}
public long getDisplayno() {
return displayno;
}
public void setDisplayno(long displayno) {
this.displayno = displayno;
}
public Easyui_Permission() {
// TODO Auto-generated constructor stub
}
public Easyui_Permission(long id, String name, String description, String url, long pid, int ismenu,
long displayno) {
super();
this.id = id;
this.name = name;
this.description = description;
this.url = url;
this.pid = pid;
this.ismenu = ismenu;
this.displayno = displayno;
}
public Easyui_Permission(String name, String description, String url, long pid, int ismenu, long displayno) {
super();
this.name = name;
this.description = description;
this.url = url;
this.pid = pid;
this.ismenu = ismenu;
this.displayno = displayno;
}
@Override
public String toString() {
return "easyui_permission [id=" + id + ", name=" + name + ", description=" + description + ", url=" + url
+ ", pid=" + pid + ", ismenu=" + ismenu + ", displayno=" + displayno + "]";
}
}
二，dao层
package com.zking.dao;
import java.util.ArrayList;
import java.util.List;
import com.zking.entity.Easyui_Permission;
import com.zking.util.BaseDao;
import com.zking.util.BuildTree;
import com.zking.util.PageBean;
import com.zking.util.StringUtils;
import com.zking.util.TreeVo;
public class Easyui_PermissionDao extends BaseDao<Easyui_Permission>{
//查询t_easyui_permission表中的数据
public List<Easyui_Permission> list(Easyui_Permission easyui_permission, PageBean pageBean) throws Exception{
String sql = "select * from t_easyui_permission";
return super.executeQuery(sql,Easyui_Permission.class,pageBean);
}
//二级目录
public List<TreeVo<Easyui_Permission>> permission(Easyui_Permission easyui_permission, PageBean pageBean) throws Exception {
List<TreeVo<Easyui_Permission>> tree = new ArrayList<TreeVo<Easyui_Permission>>();
//从数据库中拿到的菜单数据，此时数据是平级的，不具备父子关系
List<Easyui_Permission> list = this.list(easyui_permission,pageBean);
for (Easyui_Permission ep : list) {
TreeVo<Easyui_Permission> vo = new TreeVo<>();
vo.setId(ep.getId()+"");
vo.setText(ep.getName());//节点的名称
vo.setParentId(ep.getPid()+"");
tree.add(vo);
}
return BuildTree.buildList(tree, "0");
}
//三级菜单
public TreeVo<Easyui_Permission> menus(Easyui_Permission easyui_permission,PageBean pageBean) throws Exception{
List<TreeVo<Easyui_Permission>> tree = new ArrayList<TreeVo<Easyui_Permission>>();
//从数据库中拿到的菜单数据，此时数据是平级的，不具备父子关系
List<Easyui_Permission> list = this.list(easyui_permission, pageBean);
for (Easyui_Permission ep : list) {
TreeVo<Easyui_Permission> vo = new TreeVo<>();
vo.setId(ep.getId()+"");
vo.setText(ep.getName());//节点名称
vo.setParentId(ep.getPid()+"");
tree.add(vo);
}
return BuildTree.build(tree);
}
}
测试类
package com.zking.dao;
import static org.junit.Assert.*;
import java.util.List;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.util.ObjectIdMap;
import com.zking.entity.Easyui_Permission;
import com.zking.util.TreeVo;
public class Easyui_PermissionDaoTest {
private Easyui_PermissionDao epd = new Easyui_PermissionDao();
@Before
public void setUp() throws Exception {
}
@After
public void tearDown() throws Exception {
}
@Test
public void testList() {
try {
List<Easyui_Permission> list = epd.list(null, null);
for (Easyui_Permission ep : list) {
System.out.println(ep);
}
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
@Test
public void testpermission() {
try {
List<TreeVo<Easyui_Permission>> list = epd.permission(null, null);
for (TreeVo<Easyui_Permission> ep : list) {
System.out.println(ep);
}
ObjectMapper obj = new ObjectMapper();
System.out.println(obj.writeValueAsString(list));
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
三，web层
package com.zking.web;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.zking.dao.Easyui_PermissionDao;
import com.zking.entity.Easyui_Permission;
import com.zking.framework.ActionSupport;
import com.zking.framework.ModelDriver;
import com.zking.util.PageBean;
import com.zking.util.ResponseUtil;
import com.zking.util.TreeVo;
public class Easyui_permissionAction extends ActionSupport implements ModelDriver<Easyui_Permission>{
public Easyui_Permission ep = new Easyui_Permission();
public Easyui_PermissionDao epd = new Easyui_PermissionDao();
@Override
public Easyui_Permission getModel() {
// TODO Auto-generated method stub
return ep;
}
public String easyui_permission(HttpServletRequest req, HttpServletResponse resp) {
try {
List<TreeVo<Easyui_Permission>> easyui_permission = epd.permission(null, null);
//向前端响应树形结构的数据
ResponseUtil.writeJson(resp, easyui_permission);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
public String menus(HttpServletRequest req, HttpServletResponse resp) {
try {
TreeVo<Easyui_Permission> easyui_permission = epd.menus(null, null);
//向前端响应树形结构的数据
ResponseUtil.writeJson(resp, easyui_permission);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
}
四，xml配置
<?xml version="1.0" encoding="UTF-8"?><action path="/user" type="com.zking.web.UserAction">
</action>
<action path="/permission" type="com.zking.web.PermissionAction">
</action>
<action path="/easyui_permission" type="com.zking.web.Easyui_permissionAction">
</action>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ include file="common/header.jsp" %>
<!DOCTYPE>
<html>
<head>
<link
href="https://cdn.bootcdn.net/ajax/libs/twitter-bootstrap/4.5.0/css/bootstrap.css"
rel="stylesheet">
<script
src="https://cdn.bootcdn.net/ajax/libs/twitter-bootstrap/4.5.0/js/bootstrap.js"></script>
<style type="text/css">
.page-item input {
padding: 0;
width: 40px;
height: 100%;
text-align: center;
margin: 0 6px;
}
.page-item input, .page-item b {
line-height: 38px;
float: left;
font-weight: 400;
}
.page-item.go-input {
margin: 0 10px;
}
</style>
</head>
<body>
<div class="layui-layout layui-layout-admin">
<div class="layui-header">
<div class="layui-logo layui-hide-xs layui-bg-black">layout
demo</div>
<!-- 头部区域（可配合layui 已有的水平导航） -->
<ul class="layui-nav layui-layout-left">
<!-- 移动端显示 -->
<li class="layui-nav-item layui-show-xs-inline-block layui-hide-sm"
lay-header-event="menuLeft"><i
class="layui-icon layui-icon-spread-left"></i></li>
<!-- Top导航栏 -->
<li class="layui-nav-item layui-hide-xs"><a href="">nav 1</a></li>
<li class="layui-nav-item layui-hide-xs"><a href="">nav 2</a></li>
<li class="layui-nav-item layui-hide-xs"><a href="">nav 3</a></li>
<li class="layui-nav-item"><a href="javascript:;">nav
groups</a>
<dl class="layui-nav-child">
<dd>
<a href="">menu 11</a>
</dd>
<dd>
<a href="">menu 22</a>
</dd>
<dd>
<a href="">menu 33</a>
</dd>
</dl></li>
</ul>
<!-- 个人头像及账号操作 -->
<ul class="layui-nav layui-layout-right">
<li class="layui-nav-item layui-hide layui-show-md-inline-block">
<a href="javascript:;"> <img
src="//tva1.sinaimg.cn/crop.0.0.118.118.180/5db11ff4gw1e77d3nqrv8j203b03cweg.jpg"
class="layui-nav-img"> tester
</a>
<dl class="layui-nav-child">
<dd>
<a href="">Your Profile</a>
</dd>
<dd>
<a href="">Settings</a>
</dd>
<dd>
<a href="login.jsp">Sign out</a>
</dd>
</dl>
</li>
<li class="layui-nav-item" lay-header-event="menuRight" lay-unselect>
<a href="javascript:;"> <i
class="layui-icon layui-icon-more-vertical"></i>
</a>
</li>
</ul>
</div>
<div class="layui-side layui-bg-black">
<div class="layui-side-scroll">
<!-- 左侧导航区域（可配合layui已有的垂直导航） -->
<ul id="menu" class="layui-nav layui-nav-tree" lay-filter="menu">
<li class="layui-nav-item layui-nav-itemed">
<a class="" href="javascript:;">menu group 1</a>
<dl class="layui-nav-child">
<dd><a href="javascript:;">menu 1</a></dd>
<dd><a href="javascript:;">menu 2</a></dd>
<dd><a href="javascript:;">menu 3</a></dd>
<dd><a href="">the links</a></dd>
</dl>
</li>
<li class="layui-nav-item">
<a href="javascript:;">menu group 2</a>
<dl class="layui-nav-child">
<dd><a href="javascript:;">list 1</a></dd>
<dd><a href="javascript:;">list 2</a></dd>
<dd><a href="">超链接</a></dd>
</dl>
</li>
<li class="layui-nav-item"><a href="javascript:;">click menu item</a></li>
<li class="layui-nav-item"><a href="">the links</a></li>
</ul>
</div>
</div>
<div class="layui-body">
<!-- 内容主体区域 -->
<div style="padding: 0px;">
<div class="layui-tab" style="margin-top:0px;">
<ul class="layui-tab-title">
<li class="layui-this">网站设置</li>
<li>用户管理</li>
<li>权限分配</li>
<li>商品管理</li>
<li>订单管理</li>
</ul>
<div class="layui-tab-content">
<div class="layui-tab-item layui-show">内容1</div>
<div class="layui-tab-item">内容2</div>
<div class="layui-tab-item">内容3</div>
<div class="layui-tab-item">内容4</div>
<div class="layui-tab-item">内容5</div>
</div>
</div>
</div>
</div>
<div class="layui-footer">
<!-- 底部固定区域 -->
底部固定区域
</div>
</div>
<script>
layui.use(['jquery'],function(){
let $ = layui.jquery;
$.ajax({
url:'${pageContext.request.contextPath}/permission.action?methodName=menus',
dataType:'json',
success:function(data){
console.log(data);
let str = '';
$.each(data,function(i,n){
str+='<li class="layui-nav-item layui-nav-itemed">';
str+='<a class="" href="javascript:;">'+data[i].text+'</a>';
//判断当前一级节点是否存在子节点
if(data[i].hasChildren){
str+='<dl class="layui-nav-child">';
let children = data[i].children;
$.each(children,function(index,node){
str +='<dd><a href="javascript:;">'+children[index].text+'</a></dd>'
});
str+='</dl>';
}
str+='</li>';
});
$("#menu").html(str);
}
});
});
layui.use(['jquery'], function(){
let $ = layui.jquery;
$.ajax({
url:'${pageContext.request.contextPath }/easyui_permission.action?methodName=menu',
dataType:'json',
success:function(data){
console.log(data);
let htmlstr='';
htmlstr +='<li class="layui-nav-item layui-nav-itemed">';
htmlstr +='<a class="" href="javascript:;">'+data.text+'</a>';
//判断节点是否存在子节点
if(data.hasChildren){
htmlstr +='<dl class="layui-nav-child">';
let children = data.children;
$.each(children,function(index,node){
console.log(children);
htmlstr +='<dd><a href="javascript:;"> '+children[index].text+'</a>';
if(children[index].hasChildren){
htmlstr +='<li class="layui-nav-child">';
let childrens = children[index].children;
$.each(childrens,function(indexs,obj){
htmlstr +='<a class="" href="javascript:;"> '+childrens[indexs].text+'</a>';
});
htmlstr +='</li>';
};
htmlstr +='</dd>';
});
htmlstr +='</dl>';
}
htmlstr +='</li>';
$("#menu").html(str);
}
});
});
</script>
</body>
</html>
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