新增菜单导航显示风格TopNav（false为左侧导航菜单，true为顶部导航菜单）

RuoYi

2021-04-12 9aac65ff328fde857c76726da0677021cc5980ca

新增菜单导航显示风格TopNav（false为左侧导航菜单，true为顶部导航菜单）

 ruoyi-ui/src/assets/styles/ruoyi.scss

@@ -176,6 +176,12 @@
  color: #FFFFFF;

}



/* submenu item */

.el-menu--horizontal > .el-submenu .el-submenu__title {

    height: 50px !important;

    line-height: 50px !important;

}



/* text color */

.text-navy {

    color: #1ab394;


 ruoyi-ui/src/assets/styles/sidebar.scss

@@ -135,9 +135,6 @@
          margin-left: 20px;

        }



        .el-submenu__icon-arrow {

          display: none;

        }

      }

    }




 ruoyi-ui/src/components/TopNav/index.vue

对比新文件
@@ -0,0 +1,143 @@
<template>
  <el-menu
    :default-active="activeMenu"
    mode="horizontal"
    @select="handleSelect"
  >
    <template v-for="(item, index) in topMenus">
      <el-menu-item :index="item.path" :key="index" v-if="index < visibleNumber"
        ><svg-icon :icon-class="item.meta.icon" />
        {{ item.meta.title }}</el-menu-item
      >
    </template>

    <!-- 顶部菜单超出数量折叠 -->
    <el-submenu index="more" v-if="topMenus.length > visibleNumber">
      <template slot="title">更多菜单</template>
      <template v-for="(item, index) in topMenus">
        <el-menu-item
          :index="item.path"
          :key="index"
          v-if="index >= visibleNumber"
          ><svg-icon :icon-class="item.meta.icon" />
          {{ item.meta.title }}</el-menu-item
        >
      </template>
    </el-submenu>
  </el-menu>
</template>

<script>
import { constantRoutes } from "@/router";

export default {
  data() {
    return {
      // 顶部栏初始数
      visibleNumber: 5,
      // 是否为首次加载
      isFrist: false,
    };
  },
  computed: {
    // 顶部显示菜单
    topMenus() {
      return this.routers.map((menu) => ({
        ...menu,
        children: undefined,
      }));
    },
    // 所有的路由信息
    routers() {
      return this.$store.state.permission.topbarRouters;
    },
    // 设置子路由
    childrenMenus() {
      var childrenMenus = [];
      this.routers.map((router) => {
        for (var item in router.children) {
          if (router.children[item].parentPath === undefined) {
            router.children[item].path = router.path + "/" + router.children[item].path;
            router.children[item].parentPath = router.path;
          }
          childrenMenus.push(router.children[item]);
        }
      });
      return constantRoutes.concat(childrenMenus);
    },
    // 默认激活的菜单
    activeMenu() {
      const path = this.$route.path;
      let activePath = this.routers[0].path;
      if (path.lastIndexOf("/") > 0) {
        const tmpPath = path.substring(1, path.length);
        activePath = "/" + tmpPath.substring(0, tmpPath.indexOf("/"));
      } else if ("/index" == path || "" == path) {
        if (!this.isFrist) {
          this.isFrist = true;
        } else {
          activePath = "index";
        }
      }
      this.activeRoutes(activePath);
      return activePath;
    },
  },
  mounted() {
    this.setVisibleNumber();
  },
  methods: {
    // 根据宽度计算设置显示栏数
    setVisibleNumber() {
      const width = document.body.getBoundingClientRect().width - 200;
      const elWidth = this.$el.getBoundingClientRect().width;
      const menuItemNodes = this.$el.children;
      const menuWidth = Array.from(menuItemNodes).map(
        (i) => i.getBoundingClientRect().width
      );
      this.visibleNumber = (
        parseInt(width - elWidth) / parseInt(menuWidth)
      ).toFixed(0);
    },
    // 菜单选择事件
    handleSelect(key, keyPath) {
      if (key.indexOf("http://") !== -1 || key.indexOf("https://") !== -1) {
        // http(s):// 路径新窗口打开
        window.open(key, "_blank");
      } else {
        this.activeRoutes(key);
      }
    },
    // 当前激活的路由
    activeRoutes(key) {
      var routes = [];
      if (this.childrenMenus && this.childrenMenus.length > 0) {
        this.childrenMenus.map((item) => {
          if (key == item.parentPath || (key == "index" && "" == item.path)) {
            routes.push(item);
          }
        });
      }
      this.$store.commit("SET_SIDEBAR_ROUTERS", routes);
    },
  },
};
</script>

<style lang="scss" scoped>
.el-menu--horizontal > .el-menu-item {
  float: left;
  height: 50px;
  line-height: 50px;
  margin: 0;
  border-bottom: 3px solid transparent;
  color: #999093;
  padding: 0 5px;
  margin: 0 10px;
}

.el-menu--horizontal > .el-menu-item.is-active {
  border-bottom: 3px solid #409eff;
  color: #303133;
}
</style>

 ruoyi-ui/src/layout/components/Navbar.vue

@@ -2,7 +2,8 @@
  <div class="navbar">

    <hamburger id="hamburger-container" :is-active="sidebar.opened" class="hamburger-container" @toggleClick="toggleSideBar" />



    <breadcrumb id="breadcrumb-container" class="breadcrumb-container" />

    <breadcrumb id="breadcrumb-container" class="breadcrumb-container" v-if="!topNav"/>

    <top-nav id="topmenu-container" class="breadcrumb-container" v-if="topNav"/>



    <div class="right-menu">

      <template v-if="device!=='mobile'">

@@ -48,6 +49,7 @@
<script>

import { mapGetters } from 'vuex'

import Breadcrumb from '@/components/Breadcrumb'

import TopNav from '@/components/TopNav'

import Hamburger from '@/components/Hamburger'

import Screenfull from '@/components/Screenfull'

import SizeSelect from '@/components/SizeSelect'

@@ -58,6 +60,7 @@
export default {

  components: {

    Breadcrumb,

    TopNav,

    Hamburger,

    Screenfull,

    SizeSelect,

@@ -81,6 +84,11 @@
          value: val

        })

      }

    },

    topNav: {

      get() {

        return this.$store.state.settings.topNav

      }

    }

  },

  methods: {


 ruoyi-ui/src/layout/components/Settings/index.vue

@@ -41,6 +41,11 @@
      <el-divider/>



      <h3 class="drawer-title">系统布局配置</h3>

      
      <div class="drawer-item">

        <span>开启 TopNav</span>

        <el-switch v-model="topNav" class="drawer-switch" />

      </div>



      <div class="drawer-item">

        <span>开启 Tags-Views</span>

@@ -87,6 +92,20 @@
        })

      }

    },

    topNav: {

      get() {

        return this.$store.state.settings.topNav

      },

      set(val) {

        this.$store.dispatch('settings/changeSetting', {

          key: 'topNav',

          value: val

        })

        if (!val) {

          this.$store.commit("SET_SIDEBAR_ROUTERS", this.$store.state.permission.defaultRoutes);

        }

      }

    },

    tagsView: {

      get() {

        return this.$store.state.settings.tagsView


 ruoyi-ui/src/settings.js

@@ -12,6 +12,11 @@
  showSettings: false,



  /**

   * 是否显示顶部导航

   */

  topNav: true,



  /**

   * 是否显示 tagsView

   */

  tagsView: true,


 ruoyi-ui/src/store/getters.js

@@ -11,6 +11,8 @@
  roles: state => state.user.roles,

  permissions: state => state.user.permissions,

  permission_routes: state => state.permission.routes,

  topbarRouters:state => state.permission.topbarRouters,

  defaultRoutes:state => state.permission.defaultRoutes,

  sidebarRouters:state => state.permission.sidebarRouters,

}

export default getters


 ruoyi-ui/src/store/modules/permission.js

@@ -7,6 +7,8 @@
  state: {

    routes: [],

    addRoutes: [],

    defaultRoutes: [],

    topbarRouters: [],

    sidebarRouters: []

  },

  mutations: {

@@ -14,8 +16,19 @@
      state.addRoutes = routes

      state.routes = constantRoutes.concat(routes)

    },

    SET_SIDEBAR_ROUTERS: (state, routers) => {

      state.sidebarRouters = constantRoutes.concat(routers)

    SET_DEFAULT_ROUTES: (state, routes) => {

      state.defaultRoutes = constantRoutes.concat(routes)

    },

    SET_TOPBAR_ROUTES: (state, routes) => {

      // 顶部导航菜单默认添加统计报表栏指向首页

      const index = [{

        path: 'index',

        meta: { title: '统计报表', icon: 'dashboard'}

      }]

      state.topbarRouters = routes.concat(index);

    },

    SET_SIDEBAR_ROUTERS: (state, routes) => {

      state.sidebarRouters = routes

    },

  },

  actions: {

@@ -30,7 +43,9 @@
          const rewriteRoutes = filterAsyncRouter(rdata, false, true)

          rewriteRoutes.push({ path: '*', redirect: '/404', hidden: true })

          commit('SET_ROUTES', rewriteRoutes)

          commit('SET_SIDEBAR_ROUTERS', sidebarRoutes)

          commit('SET_SIDEBAR_ROUTERS', constantRoutes.concat(sidebarRoutes))

          commit('SET_DEFAULT_ROUTES', sidebarRoutes)

          commit('SET_TOPBAR_ROUTES', sidebarRoutes)

          resolve(rewriteRoutes)

        })

      })


 ruoyi-ui/src/store/modules/settings.js

@@ -1,12 +1,13 @@
import variables from '@/assets/styles/element-variables.scss'

import defaultSettings from '@/settings'



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

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



const state = {

  theme: variables.theme,

  sideTheme: sideTheme,

  showSettings: showSettings,

  topNav: topNav,

  tagsView: tagsView,

  fixedHeader: fixedHeader,

  sidebarLogo: sidebarLogo