vue项目之主页布局

1.背景

2.基本结构

 代码:

<template>
  <el-container class="home-container">
    <!-- 头部-->
    <el-header>Header</el-header>
    <el-container>
      <!--左侧-->
      <el-aside width="200px">Aside</el-aside>
      <!--主题-->
      <el-main>Main</el-main>
    </el-container>
  </el-container>
</template>

<script>
  export default {
    name: "Home",
    methods: {
      // 退出登录
      logout() {
        window.sessionStorage.clear()
        this.$router.push("/login")
      }
    }
  }
</script>

<style lang="less" scoped>
  .home-container {
    height: 100%;
  }

  .el-header {
    background-color: #373d41;
    display: flex;
    justify-content: space-between;
    padding-left: 0;
    align-items: center;
    color: #fff;
    font-size: 20px;

    > div {
      display: flex;
      align-items: center;

      span {
        margin-left: 15px;
      }
    }
  }

  .el-aside {
    background-color: #333744;

    .el-menu {
      border-right: none;
    }
  }

  .el-main {
    background-color: #eaedf1;
  }
</style>

View Code

3.头部

<template>
  <el-container class="home-container">
    <!-- 头部-->
    <el-header>
      <div>
        <img src="../assets/ldp.png">
        <span>后台管理系统</span>
      </div>
      <el-button type="info" @click="logout">退出</el-button>
    </el-header>
    <el-container>
      <!--左侧-->
      <el-aside width="200px">Aside</el-aside>
      <!--主题-->
      <el-main>Main</el-main>
    </el-container>
  </el-container>
</template>

<script>
  export default {
    name: "Home",
    methods: {
      // 退出登录
      logout() {
        window.sessionStorage.clear()
        this.$router.push("/login")
      }
    }
  }
</script>

<style lang="less" scoped>
  .home-container {
    height: 100%;
  }

  .el-header {
    background-color: #373d41;
    display: flex;
    justify-content: space-between;
    padding-left: 0;
    align-items: center;
    color: #fff;
    font-size: 20px;

    > div {
      display: flex;
      align-items: center;

      span {
        margin-left: 15px;
      }
    }
  }

  .el-aside {
    background-color: #333744;

    .el-menu {
      border-right: none;
    }
  }

  .el-main {
    background-color: #eaedf1;
  }
</style>

View Code

4.左侧菜单

<template>
  <el-container class="home-container">
    <!-- 头部-->
    <el-header>
      <div>
        <img src="../assets/ldp.png">
        <span>后台管理系统</span>
      </div>
      <el-button type="info" @click="logout">退出</el-button>
    </el-header>
    <el-container>
      <!--左侧-->
      <el-aside width="200px">
        <!--左侧菜单区域-->
        <el-menu
          default-active="2"
          class="el-menu-vertical-demo"
          background-color="#545c64"
          text-color="#fff"
          active-text-color="#ffd04b">
          <!-- 一级菜单-->
          <el-submenu index="1">
            <!-- 一级菜单模板区-->
            <template slot="title">
              <i class="el-icon-location"></i>
              <span>导航一</span>
            </template>
           <!-- 二级菜单-->
            <el-menu-item index="1-1">
              <!-- 二级菜单模板区-->
              <template slot="title">
                <i class="el-icon-location"></i>
                <span>导航一.1</span>
              </template>
            </el-menu-item>
          </el-submenu>
        </el-menu>
      </el-aside>
      <!--主题-->
      <el-main>Main</el-main>
    </el-container>
  </el-container>
</template>

<script>
  export default {
    name: "Home",
    methods: {
      // 退出登录
      logout() {
        window.sessionStorage.clear()
        this.$router.push("/login")
      }
    }
  }
</script>

<style lang="less" scoped>
  .home-container {
    height: 100%;
  }

  .el-header {
    background-color: #373d41;
    display: flex;
    justify-content: space-between;
    padding-left: 0;
    align-items: center;
    color: #fff;
    font-size: 20px;
    > div {
      display: flex;
      align-items: center;

      span {
        margin-left: 15px;
      }
    }
  }

  .el-aside {
    background-color: #333744;

    .el-menu {
      border-right: none;
    }
  }

  .el-main {
    background-color: #eaedf1;
  }
</style>

View Code

5.请求统一配置token

// 设置请求token
axios.interceptors.request.use(config => {
  // console.log(config)
  config.headers.Authorization = window.sessionStorage.getItem('token')
  // 在最后必须 return config
  return config
})

6.菜单遍历

<template>
  <el-container class="home-container">
    <!-- 头部-->
    <el-header>
      <div>
        <img src="../assets/ldp.png">
        <span>后台管理系统</span>
      </div>
      <el-button type="info" @click="logout">退出</el-button>
    </el-header>
    <el-container>
      <!--左侧-->
      <el-aside width="200px">
        <!--左侧菜单区域-->
        <el-menu
          default-active="2"
          class="el-menu-vertical-demo"
          background-color="#545c64"
          text-color="#fff"
          active-text-color="#ffd04b">
          <!-- 一级菜单-->
          <el-submenu v-for=" item in menuList" :index="item.id+''" :key="item.id">
            <!-- 一级菜单模板区-->
            <template slot="title">
              <i class="el-icon-location"></i>
              <span>{{item.authName}}</span>
            </template>
            <!-- 二级菜单-->
            <el-menu-item :index="itemChild.id+''" :key="itemChild.id" v-for="itemChild in item.children">
              <!-- 二级菜单模板区-->
              <template slot="title">
                <i class="el-icon-location"></i>
                <span>{{itemChild.authName}}</span>
              </template>
            </el-menu-item>
          </el-submenu>
        </el-menu>
      </el-aside>
      <!--主题-->
      <el-main>Main</el-main>
    </el-container>
  </el-container>
</template>

<script>
  export default {
    name: "Home",
    data() {
      // 菜单
      return {menuList: []}
    },
    // 模块加载的时候就执行
    created() {
      this.getMenuList()
    },
    methods: {
      // 退出登录
      logout() {
        window.sessionStorage.clear()
        this.$router.push("/login")
      },
      // 获取菜单数据
      async getMenuList() {
        const {data: result} = await this.$http.get('menus')
        console.log(result)
        if (result.Meta.status !== 200) return this.$message.error(result.Meta.msg)
        this.menuList = result.data
      }
    }
  }
</script>

<style lang="less" scoped>
  .home-container {
    height: 100%;
  }

  .el-header {
    background-color: #373d41;
    display: flex;
    justify-content: space-between;
    padding-left: 0;
    align-items: center;
    color: #fff;
    font-size: 20px;

    > div {
      display: flex;
      align-items: center;

      span {
        margin-left: 15px;
      }
    }
  }

  .el-aside {
    background-color: #333744;

    .el-menu {
      border-right: none;
    }
  }

  .el-main {
    background-color: #eaedf1;
  }
</style>

View Code

完美!