vue2，vue3 的 NavMenu 导航菜单，Tabs 标签页与Breadcrumb 面包屑

效果：

vue2：

创建layout/index.vue

<template>
  <el-container>
    <el-container>
      <el-aside :width="isCollapse ? '65px' : '200px'">
        <Menu :isCollapse.sync="isCollapse"></Menu>
      </el-aside>

      <el-main class="main">
        <el-header>
          <Header :isCollapse.sync="isCollapse"></Header>
        </el-header>

        <el-main class="minMain">
          <el-tabs
            v-model="tabsEditableTabsValue"
            type="card"
            @tab-remove="removeTab"
            @tab-click="onTab"
          >
            <el-tab-pane
              v-for="item in editableTabs"
              :closable="item.closable"
              :key="item.name"
              :label="item.title"
              :name="item.name"
            >
            </el-tab-pane>
          </el-tabs>

          <router-view class="routerView"></router-view
        ></el-main>
      </el-main>
    </el-container>
  </el-container>
</template>

<script>
import Header from "./components/header.vue";
import Menu from "./components/menu.vue";
import { mapState } from "vuex";
export default {
  components: { Header, Menu },
  data() {
    return {
      isCollapse: false,
    };
  },
  methods: {
    removeTab(targetName) {
      let tabs = this.editableTabs;
      let activeName = this.tabsEditableTabsValue;

      if (activeName === targetName) {
        tabs.forEach((tab, index) => {
          if (tab.name === targetName) {
            let nextTab = tabs[index + 1] || tabs[index - 1];
            if (nextTab) {
              activeName = nextTab.name;
            }
          }
        });
      }
      this.$store.commit("menuStore/setEditableTabsValue", activeName);

      this.tabs = tabs.filter((tab) => tab.name !== targetName);
      this.$store.commit("menuStore/setEditableTabs", this.tabs);

      let dd = tabs.find((i) => i.name == activeName);
      this.$store.commit("menuStore/setBreadcrumbe", {
        path: dd.name,
        title: dd.title,
      });

      this.$router.push(dd.name);
    },
    onTab(event) {
      this.$router.push(event._props.name);
      this.$store.commit("menuStore/setBreadcrumbe", {
        path: event._props.name,
        title: event._props.label,
      });
    },
  },
  computed: {
    ...mapState("menuStore", ["editableTabs", "editableTabsValue"]),

    tabsEditableTabsValue: {
      get() {
        return this.editableTabsValue;
      },
      set(value) {
        this.$store.commit("menuStore/setEditableTabsValue", value);
      },
    },
  },
};
</script>

<style scoped lang="scss">
.el-container {
  height: 100vh;

  .el-aside {
    color: #333;
    background-color: #fcfcfd;
  }

  .main {
    padding: 0;
    background-color: #f5f5f5;

    .el-header {
      color: #333;
      background-color: #fff;
    }

    .minMain {
      background-color: #fff;
      margin: 20px;
      padding: 0;
      height: calc(100% - 100px);
      box-sizing: border-box;

      .routerView {
        padding: 0 10px;
        box-sizing: border-box;
      }
    }
  }
}
</style>

创建layout/components/header.vue

<template>
  <div class="container dfcc">
    <div class="left">
      <i
        :class="isCollapse ? 'el-icon-s-unfold' : 'el-icon-s-fold'"
        class="icon"
        @click="onIsCollapse"
      ></i>

      <el-breadcrumb separator="/">
        <el-breadcrumb-item :to="{ path: '/schedule' }"
          >schedule</el-breadcrumb-item
        >
        <el-breadcrumb-item>{
  
  {
          $store.state.menu.breadcrumb.title
        }}</el-breadcrumb-item>
      </el-breadcrumb>
    </div>

    <div class="right dfcc">
      <el-dropdown>
        <i class="el-icon-setting"></i>
        <el-dropdown-menu slot="dropdown">
          <el-dropdown-item>查看</el-dropd