index.vue
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<template>
<el-breadcrumb class="app-breadcrumb" separator="/">
<transition-group name="breadcrumb">
<el-breadcrumb-item v-for="(item,index) in levelList" :key="item.path">
<span v-if="item.redirect==='noRedirect'||index==levelList.length-1" class="no-redirect">
{{ generateTitle(item.meta.title) }}
</span>
<a v-else @click.prevent="handleLink(item)">{{ generateTitle(item.meta.title) }}</a>
</el-breadcrumb-item>
</transition-group>
</el-breadcrumb>
</template>
<script>
import { generateTitle } from '@/utils/i18n'
import pathToRegexp from 'path-to-regexp'
export default {
data() {
return {
levelList: null
}
},
watch: {
$route(route) {
// if you go to the redirect page, do not update the breadcrumbs
if (route.path.startsWith('/redirect/')) {
return
}
this.getBreadcrumb()
}
},
created() {
this.getBreadcrumb()
},
methods: {
generateTitle,
getBreadcrumb() {
// only show routes with meta.title
let matched = this.$route.matched.filter(item => item.meta && item.meta.title)
const first = matched[0]
if (!this.isDashboard(first)) {
matched = [{ path: '/dashboard', meta: { title: 'dashboard' }}].concat(matched)
}
this.levelList = matched.filter(item => item.meta && item.meta.title && item.meta.breadcrumb !== false)
},
isDashboard(route) {
const name = route && route.name
if (!name) {
return false
}
return name.trim().toLocaleLowerCase() === 'Dashboard'.toLocaleLowerCase()
},
pathCompile(path) {
// To solve this problem https://github.com/PanJiaChen/vue-element-admin/issues/561
const { params } = this.$route
var toPath = pathToRegexp.compile(path)
return toPath(params)
},
handleLink(item) {
const { redirect, path } = item
if (redirect) {
this.$router.push(redirect)
return
}
this.$router.push(this.pathCompile(path))
}
}
}
</script>
<style lang="scss" scoped>
.app-breadcrumb.el-breadcrumb {
display: inline-block;
font-size: 14px;
line-height: 50px;
margin-left: 8px;
.no-redirect {
color: #97a8be;
cursor: text;
}
}
</style>