Element NavMenu导航菜单的使用方法

雾，没有山河那么壮观，没有雨那么缠绵。它总是那么轻盈，那么淡雅，给人一种美的享受。陽光被层层叠叠的树叶过滤，漏到他身上变成了淡淡的圆圆的轻轻摇曳的光晕。

组件—导航菜单

顶栏

<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">我的工作台</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 rel="nofollow noopener noreferrer" href="https://www.ele.me" target="_blank">订单管理</a></el-menu-item>
</el-menu>
<div class="line"></div>
<el-menu
 :default-active="activeIndex2"
 class="el-menu-demo"
 mode="horizontal"
 @select="handleSelect"
 background-color="#545c64"
 text-color="#fff"
 active-text-color="#ffd04b">
 <el-menu-item index="1">处理中心</el-menu-item>
 <el-submenu index="2">
  <template slot="title">我的工作台</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 rel="nofollow noopener noreferrer" href="https://www.ele.me" target="_blank">订单管理</a></el-menu-item>
</el-menu>

<script>
 export default {
  data() {
   return {
    activeIndex: '1',
    activeIndex2: '1'
   };
  },
  methods: {
   handleSelect(key, keyPath) {
    console.log(key, keyPath);
   }
  }
 }
</script>

侧栏

<el-row class="tac">
 <el-col :span="12">
  <h5>默认颜色</h5>
  <el-menu
   default-active="2"
   class="el-menu-vertical-demo"
   @open="handleOpen"
   @close="handleClose">
   <el-submenu index="1">
    <template slot="title">
     <i class="el-icon-location"></i>
     <span>导航一</span>
    </template>
    <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 slot="title">导航三</span>
   </el-menu-item>
   <el-menu-item index="4">
    <i class="el-icon-setting"></i>
    <span slot="title">导航四</span>
   </el-menu-item>
  </el-menu>
 </el-col>
 <el-col :span="12">
  <h5>自定义颜色</h5>
  <el-menu
   default-active="2"
   class="el-menu-vertical-demo"
   @open="handleOpen"
   @close="handleClose"
   background-color="#545c64"
   text-color="#fff"
   active-text-color="#ffd04b">
   <el-submenu index="1">
    <template slot="title">
     <i class="el-icon-location"></i>
     <span>导航一</span>
    </template>
    <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 slot="title">导航三</span>
   </el-menu-item>
   <el-menu-item index="4">
    <i class="el-icon-setting"></i>
    <span slot="title">导航四</span>
   </el-menu-item>
  </el-menu>
 </el-col>
</el-row>

<script>
 export default {
  methods: {
   handleOpen(key, keyPath) {
    console.log(key, keyPath);
   },
   handleClose(key, keyPath) {
    console.log(key, keyPath);
   }
  }
 }
</script>

折叠

<el-radio-group v-model="isCollapse" style="margin-bottom: 20px;">
 <el-radio-button :label="false">展开</el-radio-button>
 <el-radio-button :label="true">收起</el-radio-button>
</el-radio-group>
<el-menu default-active="1-4-1" class="el-menu-vertical-demo" @open="handleOpen" @close="handleClose" :collapse="isCollapse">
 <el-submenu index="1">
  <template slot="title">
   <i class="el-icon-location"></i>
   <span slot="title">导航一</span>
  </template>
  <el-menu-item-group>
   <span slot="title">分组一</span>
   <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">
   <span slot="title">选项4</span>
   <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 slot="title">导航三</span>
 </el-menu-item>
 <el-menu-item index="4">
  <i class="el-icon-setting"></i>
  <span slot="title">导航四</span>
 </el-menu-item>
</el-menu>

<style>
 .el-menu-vertical-demo:not(.el-menu--collapse) {
  width: 200px;
  min-height: 400px;
 }
</style>

<script>
 export default {
  data() {
   return {
    isCollapse: true
   };
  },
  methods: {
   handleOpen(key, keyPath) {
    console.log(key, keyPath);
   },
   handleClose(key, keyPath) {
    console.log(key, keyPath);
   }
  }
 }
</script>

Menu Attribute

Menu Methods

Menu Events

SubMenu Attribute

Menu-Item Attribute

Menu-Group Attribute

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