從vue-element-admin複製檔案：

• vue-admin-template\src\layout\components\TagsView 資料夾
• vue-admin-template\src\store\modules\tagsView.js

• vue-admin-template\static 資料夾

• vue-admin-template\src\lang 資料夾

• vue-admin-template\src\utils\i18n.js

修改 vue-admin-template\src\layout\components\AppMain.vue ：AppMain.vue檔案，新增以下內容：

<template>
  <section class="app-main">
    <transition name="fade-transform" mode="out-in">
     <!-- <router-view :key="key" />-->
      <keep-alive :include="cachedViews">
        <router-view></router-view>
      </keep-alive>
    </transition>
  </section>
</template>

 

export default {
  name: 'AppMain',
  computed: {
    cachedViews() {
      return this.$store.state.tagsView.cachedViews
    }/*,
    key() {
      return this.$route.path
    }*/
  }
}

<style lang="scss" scoped>
.app-main {
  /*50 = navbar  */
  min-height: calc(100vh - 50px);
  width: 100%;
  position: relative;
  overflow: hidden;
}
.fixed-header + .app-main {
  padding-top: 50px;
}

.hasTagsView {
  .app-main {
    /* 84 = navbar + tags-view = 50 + 34 */
    min-height: calc(100vh - 84px);
  }

  .fixed-header+.app-main {
    padding-top: 84px;
  }
}
</style>
 

修改vue-admin-template\src\layout\components\index.js，新增如下行：

export { default as TagsView } from './TagsView'

vue-admin-template\src\layout\index.vue

<template>
  <div :class="classObj" class="app-wrapper">
    <div v-if="device==='mobile'&&sidebar.opened" class="drawer-bg" @click="handleClickOutside" />
    <sidebar class="sidebar-container" />
    <div class="main-container">
      <div :class="{'fixed-header':fixedHeader}">
        <navbar />
      </div>
      <tags-view />    <!-- 此處增加tag-->
      <app-main />
    </div>
  </div>
</template>

import { Navbar, Sidebar, AppMain, TagsView } from './components'
components: {
    Navbar,
    Sidebar,
    AppMain,
    TagsView
  },

修改 vue-admin-template\src\store\getters.js

visitedViews: state => state.tagsView.visitedViews,
cachedViews: state => state.tagsView.cachedViews,

修改 vue-admin-template\src\store\index.js

import tagsView from './modules/tagsView'

const store = new Vuex.Store({
  modules: {
    app,
    permission,
    settings,
    tagsView,
    user
  },
  getters
})

修改vue-admin-template\src\settings.js 新增

tagsView: true,

修改vue-admin-template\src\store\modules\settings.js

const { showSettings, tagsView, fixedHeader, sidebarLogo } = defaultSettings

const state = {
  showSettings: showSettings,
  tagsView: tagsView,
  fixedHeader: fixedHeader,
  sidebarLogo: sidebarLogo
}