- <template>
- <el-menu
- :default-active="activeMenu"
- mode="horizontal"
- @select="handleSelect"
- :ellipsis="false"
- >
- <template v-for="(item, index) in topMenus">
- <el-menu-item :style="{'--theme': theme}" :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-sub-menu :style="{'--theme': theme}" index="more" v-if="topMenus.length > visibleNumber">
- <template #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-sub-menu>
- </el-menu>
- </template>
-
- <script setup>
- import { constantRoutes } from "@/router"
- import { isHttp } from '@/utils/validate'
- import useAppStore from '@/store/modules/app'
- import useSettingsStore from '@/store/modules/settings'
- import usePermissionStore from '@/store/modules/permission'
-
- // 顶部栏初始数
- const visibleNumber = ref(null);
- // 当前激活菜单的 index
- const currentIndex = ref(null);
- // 隐藏侧边栏路由
- const hideList = ['/index', '/user/profile'];
-
- const appStore = useAppStore()
- const settingsStore = useSettingsStore()
- const permissionStore = usePermissionStore()
- const route = useRoute();
- const router = useRouter();
-
- // 主题颜色
- const theme = computed(() => settingsStore.theme);
- // 所有的路由信息
- const routers = computed(() => permissionStore.topbarRouters);
-
- // 顶部显示菜单
- const topMenus = computed(() => {
- let topMenus = [];
- routers.value.map((menu) => {
- if (menu.hidden !== true) {
- // 兼容顶部栏一级菜单内部跳转
- if (menu.path === "/") {
- topMenus.push(menu.children[0]);
- } else {
- topMenus.push(menu);
- }
- }
- })
- return topMenus;
- })
-
- // 设置子路由
- const childrenMenus = computed(() => {
- let childrenMenus = [];
- routers.value.map((router) => {
- for (let item in router.children) {
- if (router.children[item].parentPath === undefined) {
- if(router.path === "/") {
- router.children[item].path = "/" + router.children[item].path;
- } else {
- if(!isHttp(router.children[item].path)) {
- 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
- const activeMenu = computed(() => {
- const path = route.path;
- let activePath = path;
- if (path !== undefined && path.lastIndexOf("/") > 0 && hideList.indexOf(path) === -1) {
- const tmpPath = path.substring(1, path.length);
- activePath = "/" + tmpPath.substring(0, tmpPath.indexOf("/"));
- if (!route.meta.link) {
- appStore.toggleSideBarHide(false);
- }
- } else if(!route.children) {
- activePath = path;
- appStore.toggleSideBarHide(true);
- }
- activeRoutes(activePath);
- return activePath;
- })
-
- function setVisibleNumber() {
- const width = document.body.getBoundingClientRect().width / 3;
- visibleNumber.value = parseInt(width / 85);
- }
-
- function handleSelect(key, keyPath) {
- currentIndex.value = key;
- const route = routers.value.find(item => item.path === key);
- if (isHttp(key)) {
- // http(s):// 路径新窗口打开
- window.open(key, "_blank");
- } else if (!route || !route.children) {
- // 没有子路由路径内部打开
- router.push({ path: key });
- appStore.toggleSideBarHide(true);
- } else {
- // 显示左侧联动菜单
- activeRoutes(key);
- appStore.toggleSideBarHide(false);
- }
- }
-
- function activeRoutes(key) {
- let routes = [];
- if (childrenMenus.value && childrenMenus.value.length > 0) {
- childrenMenus.value.map((item) => {
- if (key == item.parentPath || (key == "index" && "" == item.path)) {
- routes.push(item);
- }
- });
- }
- if(routes.length > 0) {
- permissionStore.setSidebarRouters(routes);
- } else {
- appStore.toggleSideBarHide(true);
- }
- return routes;
- }
-
- onMounted(() => {
- window.addEventListener('resize', setVisibleNumber)
- })
- onBeforeUnmount(() => {
- window.removeEventListener('resize', setVisibleNumber)
- })
-
- onMounted(() => {
- setVisibleNumber()
- })
- </script>
-
- <style lang="scss">
- .topmenu-container.el-menu--horizontal > .el-menu-item {
- float: left;
- height: 50px !important;
- line-height: 50px !important;
- color: #999093 !important;
- padding: 0 5px !important;
- margin: 0 10px !important;
- }
-
- .topmenu-container.el-menu--horizontal > .el-menu-item.is-active, .el-menu--horizontal > .el-sub-menu.is-active .el-submenu__title {
- border-bottom: 2px solid #{'var(--theme)'} !important;
- color: #303133;
- }
-
- /* sub-menu item */
- .topmenu-container.el-menu--horizontal > .el-sub-menu .el-sub-menu__title {
- float: left;
- height: 50px !important;
- line-height: 50px !important;
- color: #999093 !important;
- padding: 0 5px !important;
- margin: 0 10px !important;
- }
- </style>