element实现二级菜单和顶部导航联动的示例

目前

element实现二级菜单和顶部导航联动的示例_第1张图片

原本数据结构

const users = [{
		id: 1,
		username: 'normal',
		password: 'normal',
		token: 'abcdefghijklmnopqrstuvwxyz',
		leftMenus: [{
				title: '用户管理',
				key: '/user',
				name: 'user',
				icon: 'el-icon-user-solid',
				rights: ['view', 'edit', 'add', 'delete']
			},
			{
				title: '商品管理',
				key: '/products',
				name: 'products',
				icon: 'el-icon-s-goods',
				children: [{
						title: '品类管理',
						key: '/category',
						name: 'category',
						icon: 'el-icon-s-ticket',
						rights: ['view', 'edit', 'add', 'delete']
					},
					{
						title: '商品生产',
						key: '/product',
						name: 'product',
						icon: 'el-icon-s-promotion',
						rights: ['view', 'edit', 'add', 'delete']
					}
				]
			},
			{
				title: '图形图表',
				key: '/charts',
				name: 'charts',
				icon: 'el-icon-picture',
				children: [{
						title: '柱线图',
						key: '/charts/bar',
						name: 'bar',
						icon: 'el-icon-s-data',
						rights: ['view', 'edit', 'add', 'delete']
					},
					{
						title: '折线图',
						key: '/charts/line',
						name: 'line',
						icon: 'el-icon-s-marketing',
						rights: ['view', 'edit', 'add', 'delete']
					},
					{
						title: '饼图',
						key: '/charts/pie',
						name: 'pie',
						icon: 'el-icon-s-help',
						rights: ['view', 'edit', 'add', 'delete']
					},
				]
			}
		]
	},
	{
		id: 2,
		username: 'admin',
		password: 'admin',
		token: 'abcdefghijklmnopqrstuvwxyz'.split('').reverse().join(''),
		leftMenus: [{
				title: '用户管理',
				key: '/user',
				name: 'user',
				icon: 'el-icon-user-solid',
				rights: ['view', 'edit', 'add', 'delete']
			},
			{
				title: '商品管理',
				key: '/products',
				name: 'products',
				icon: 'el-icon-s-goods',
				children: [{
						title: '品类管理',
						key: '/category',
						name: 'category',
						icon: 'el-icon-s-ticket',
						rights: ['view', 'edit', 'add', 'delete']
					},
					{
						title: '商品生产',
						key: '/product',
						name: 'product',
						icon: 'el-icon-s-promotion',
						rights: ['view', 'edit', 'add', 'delete']
					}
				]
			},
			{
				title: '角色管理',
				key: '/role',
				name: 'role',
				icon: 'el-icon-s-custom',
				rights: ['view', 'edit', 'add', 'delete']
			},
			{
				title: '图形图表',
				key: '/charts',
				name: 'charts',
				icon: 'el-icon-picture',
				children: [{
						title: '柱线图',
						key: '/charts/bar',
						name: 'bar',
						icon: 'el-icon-s-data',
						rights: ['view', 'edit', 'add', 'delete']
					},
					{
						title: '折线图',
						key: '/charts/line',
						name: 'line',
						icon: 'el-icon-s-marketing',
						rights: ['view', 'edit', 'add', 'delete']
					},
					{
						title: '饼图',
						key: '/charts/pie',
						name: 'pie',
						icon: 'el-icon-s-help',
						rights: ['view', 'edit', 'add', 'delete']
					},
				]
			}
		]
	}
]

因为新增顶部导航,所以要重新构建数据结构 。

修改后的数据结构

const users = [{
		id: 1,
		username: 'normal',
		password: 'normal',
		token: 'abcdefghijklmnopqrstuvwxyz',
		navBar: {
			active: '0',
			list: [{
					name: "首页",
					subActive: '0',
					leftMenus: [{
							id: 1,
							title: '用户管理1',
							key: '/user',
							name: 'user',
							icon: 'el-icon-user-solid',
							rights: ['view', 'edit', 'add', 'delete']
						},
						{
							id: 2,
							title: '商品管理',
							name: 'products',
							icon: 'el-icon-s-goods',
							children: [{
									id: 21,
									title: '品类管理',
									key: '/category',
									name: 'category',
									icon: 'bars',
									rights: ['view', 'edit', 'add', 'delete']
								},
								{
									id: 22,
									title: '商品生产',
									key: '/product',
									name: 'product',
									icon: 'tool',
									rights: ['view', 'edit', 'add', 'delete']
								}
							]
						},
						{
							id: 4,
							title: '图形图表',
							name: 'charts',
							icon: 'el-icon-s-platform',
							children: [{
									id: 41,
									title: '柱线图',
									key: '/charts/bar',
									name: 'bar',
									icon: 'el-icon-s-data',
									rights: ['view', 'edit', 'add', 'delete']
								},
								{
									id: 42,
									title: '折线图',
									key: '/charts/line',
									name: 'line',
									icon: 'el-icon-s-marketing',
									rights: ['view', 'edit', 'add', 'delete']
								},
								{
									id: 43,
									title: '饼图',
									key: '/charts/pie',
									name: 'pie',
									icon: 'el-icon-s-help',
									rights: ['view', 'edit', 'add', 'delete']
								},
							]
						}
					]
				},
				{
					name: "商品",
					subActive: '0',
					leftMenus: [{
						id: 1,
						title: '用户管理2',
						key: '/user2',
						name: 'user2',
						icon: 'el-icon-user-solid',
						rights: ['view', 'edit', 'add', 'delete']
					}]
				},
				{
					name: "订单",
					subActive: '0',
					leftMenus: [{
							id: 32,
							title: '订单管理',
							key: '/dingg',
							name: 'dingg',
							icon: 'el-icon-user-solid',
							rights: ['view', 'edit', 'add', 'delete']
						},
						{
							id: 34,
							title: '订单统计',
							name: 'ding',
							icon: 'el-icon-user-solid',
							children: [{
								id: 35,
								title: '订单汇总',
								key: '/ding/hui',
								name: 'dinghui',
								icon: 'el-icon-s-data',
								rights: ['view', 'edit', 'add', 'delete']
							}, ]
						}
 
 
					]
				},
				{
					name: "会员"
				},
				{
					name: "设置"
				},
			]
		}
	},
	{
		id: 2,
		username: 'admin',
		password: 'admin',
		token: 'abcdefghijklmnopqrstuvwxyz'.split('').reverse().join(''),
		/* rights: [{
      id: 1,
      authName: '用户管理',
      icon: 'icon-menu',
      children: [{
        id: 11,
        authName: '用户项目1',
        path: '/menu/one',
        rights: ['view', 'edit', 'add']
      }, {
        id: 12,
        authName: '用户项目2',
        path: '/menu/two',
        rights: ['view', 'edit', 'add', 'delete']
      }]
    }, {
      id: 2,
      authName: '用户权限',
      icon: 'icon-menu',
      children: [{
        id: 22,
        authName: '权限项目1',
        path: '/menu/three',
        rights: ['view', 'edit', 'add', 'delete']
      }]
    },
	{
	  id: 3,
	  authName: '用户信息',
	  icon: 'icon-menu'
	},
	] */
		leftMenus: [{
				id: 1,
				title: '用户管理',
				key: '/user',
				name: 'user',
				icon: 'el-icon-user-solid',
				rights: ['view', 'edit', 'add', 'delete']
			},
			{
				id: 2,
				title: '商品管理',
				key: '/products',
				name: 'products',
				icon: 'el-icon-s-goods',
				children: [{
						id: 21,
						title: '品类管理',
						key: '/category',
						name: 'category',
						icon: 'bars',
						rights: ['view', 'edit', 'add', 'delete']
					},
					{
						id: 22,
						title: '商品生产',
						key: '/product',
						name: 'product',
						icon: 'tool',
						rights: ['view', 'edit', 'add', 'delete']
					}
				]
			},
			{
				id: 3,
				title: '角色管理',
				key: '/role',
				name: 'role',
				icon: 'el-icon-s-custom',
				rights: ['view', 'edit', 'add', 'delete']
			},
			{
				id: 4,
				title: '图形图表',
				key: '/charts',
				name: 'charts',
				icon: 'el-icon-s-platform',
				children: [{
						id: 41,
						title: '柱线图',
						key: '/charts/bar',
						name: 'bar',
						icon: 'el-icon-s-data',
						rights: ['view', 'edit', 'add', 'delete']
					},
					{
						id: 42,
						title: '折线图',
						key: '/charts/line',
						name: 'line',
						icon: 'el-icon-s-marketing',
						rights: ['view', 'edit', 'add', 'delete']
					},
					{
						id: 43,
						title: '饼图',
						key: '/charts/pie',
						name: 'pie',
						icon: 'el-icon-s-help',
						rights: ['view', 'edit', 'add', 'delete']
					},
				]
			}
		]
	}
]

头部布局

		
{{item.name}} 设置 退出
  methods: {
    ...mapMutations(["getslideMenus"]),
    handleSelect(key, keyPath) {
      this.user.navBar.active = key;
      let item = this.user.navBar.list[this.user.navBar.active];
      console.log(key, keyPath);
      this.getslideMenus(item.leftMenus);
	  this.$router.push({
		  name:item.leftMenus[0].name
	  })
	  if (key == '0') {
		  this.$router.push({
			  name:'welcome'
		  })
	  }
    },
    collapse() {
      this.isCollapseq = !this.isCollapseq;
      this.$bus.$emit("collapseaside", this.isCollapseq);
    },
  },
		mounted() {
			let item = this.user.navBar.list[this.user.navBar.active]
			this.getslideMenus(item.leftMenus)
		},
		computed: {
			...mapState(['user'])
		}

vuex

export default new Vuex.Store({
	state: {
		bread: [],
		slideMenus:[],
		user: JSON.parse(window.sessionStorage.getItem('rightlist')) || {}
 
	},
	mutations: {
		addBread(state,preload) {
            state.bread = preload
		},
		getslideMenus(state,preload){
			state.slideMenus = preload
	   },
		getLogin(state, preload) {
			state.user = preload
			window.sessionStorage.setItem('rightlist', JSON.stringify(preload))
		}
 
	},
	getters: {
 
	},
	actions: {}
})

 Home.vue

  methods: {
    ...mapMutations(["addBread"]),
    /* 面包屑导航 */
    getbreadcrumb() {
      let getobj = this.$route.matched.filter((v) => v.name);
      console.log(getobj);
      let arr = [];
      getobj.forEach((v) => {
        if (v.name == "welcome" || v.name == "Home") {
          return;
        }
        arr.push({
          name: v.name,
          path: v.path,
          title: v.meta.title,
        });
        /* 多级导航 */
        this.slideMenus.forEach((item) => {
          console.log(item);
          if (item.children) {
            item.children.filter((i) => i.key == v.path).length > 0
              ? arr.unshift({ 
				  title: item.title 
				})
              : arr;
          }
        });
      });
        if (arr.length > 0) {
          arr.unshift({
            name: "Home",
            path: "/",
            title: "后台首页",
          });
        }
        this.bran = arr;
        this.addBread(this.bran);
    },
  },

HomeLeft添加个样式判断


 

 

加个路由

import User2 from '../views/User2.vue'			
            {
				path: '/user2',
				name:'user2',
				meta:{title:'用户管理2'},
				component: User2
			},

现在:

element实现二级菜单和顶部导航联动的示例_第2张图片

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