Element-ui之导航菜单

0. 总结

1. 菜单 <el-menu> 包裹子菜单 <el-submenu>
2. 显示出来的层级关系由 index 的值控制：1 1-1 1-1-1 分别为三层
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1. 安装并使用 element-ui

安装

npm i element-ui
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使用

import ElementUI from 'element-ui'
import 'element-ui/lib/theme-chalk/index.css'
Vue.use(ElementUI);
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2. 顶部导航

<!-- default-active: 当前激活的菜单 index mode: 默认 mode 为 vertical，更改成 horizontal 为水平菜单 background-color: 菜单背景色 text-color: 菜单文字色 active-text-color: 激活的菜单文字颜色 -->
<el-menu :default-active="activeIndex" class="el-menu-demo" mode="horizontal" @select="handleSelect">
  <el-menu-item index="1">处理中心</el-menu-item>
  <el-submenu index="2">
    <template slot="title">个人工做台</template>
    <el-menu-item index="2-1">选项1</el-menu-item>
    <el-menu-item index="2-2">选项2</el-menu-item>
    <el-menu-item index="2-3">选项3</el-menu-item>
    <el-submenu index="2-4">
      <template slot="title">选项4</template>
      <el-menu-item index="2-4-1">选项1</el-menu-item>
      <el-menu-item index="2-4-2">选项2</el-menu-item>
      <el-menu-item index="2-4-3">选项3</el-menu-item>
    </el-submenu>
  </el-submenu>
  <el-menu-item index="3" disabled>消息中心</el-menu-item>
  <el-menu-item index="4"><a href="https://www.baidu.com" target="blank">百度</a></el-menu-item>
</el-menu>
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data(){
    return {
      activeIndex: '1',
      activeIndex2: '1'
    }
  }
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3. 侧边栏

<template>
  <div class="home">
    <!-- 侧边栏 -->
    <el-menu default-active="2" background-color="#545c64" active-text-color="#ffd04b" text-color="#fff" @open="handleOpen" @close="handleClose" >
      <!-- el-submenu: 子菜单 index: key: 1 Path: ["1"] -->
      <el-submenu index="1">
        <!-- slot="title" 菜单栏 -->
        <template slot="title">
          <i class="el-icon-location"></i>
          <span>导航一</span>
        </template>
        <!-- 分组 -->
        <el-menu-item-group>
          <template slot="title">分组一</template>
          <el-menu-item index="1-1">选项1</el-menu-item>
          <el-menu-item index="1-2">选项2</el-menu-item>
        </el-menu-item-group>
        <el-menu-item-group title="分组2">
          <el-menu-item index="1-3">选项3</el-menu-item>
        </el-menu-item-group>
        <el-submenu index="1-4">
          <template slot="title">选项4</template>
          <el-menu-item index="1-4-1">选项1</el-menu-item>
        </el-submenu>
      </el-submenu>
      <el-menu-item index="2">
        <i class="el-icon-menu"></i>
        <span slot="title">导航二</span>
      </el-menu-item>
      <el-menu-item index="3" disabled="">
        <i class="el-icon-document"></i>
        <span>导航三</span>
      </el-menu-item>
      <el-menu-item index="3">
        <i class="el-icon-setting"></i>
        <span slot="title">导航四</span>
      </el-menu-item>
    </el-menu>
  </div>
</template>

<script> // @ is an alias to /src export default { name: 'home', components: { }, methods: { handleOpen(key, keyPath) { console.log(key, keyPath); }, handleClose(key, keyPath) { console.log(key, keyPath); } } } </script>
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具体参考官方文档