Press n or j to go to the next uncovered block, b, p or k for the previous block.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 | 7x 7x 7x | <template> <nav :class="$style.root"> <template v-if="auto && $env.VUE_APP_DESIGNER"> <u-crumb-item text="面包屑"></u-crumb-item> <u-crumb-item text="会根据路径"></u-crumb-item> <u-crumb-item text="自动生成"></u-crumb-item> </template> <template v-else-if="auto"> <template v-for="item in items"> <u-crumb-item v-bind="item" :key="item.title" :text="item.title"></u-crumb-item> </template> </template> <slot v-else></slot> <s-empty v-if="showSEmpty"></s-empty> </nav> </template> <script> import isFunction from 'lodash/isFunction'; import isObject from 'lodash/isObject'; import MParent from '../m-parent.vue'; import { getRouteComponentOptions } from '../../utils/vue'; import SEmpty from '../s-empty.vue'; import i18nMixin from '../../mixins/i18n'; export default { name: 'u-crumb', childName: 'u-crumb-item', mixins: [MParent, i18nMixin('u-crumb')], components: { SEmpty }, props: { auto: { type: Boolean, default: false }, separator: { type: String, default: 'arrow' }, icon: { type: Boolean, default: false }, }, data() { return { // @inherit: itemVMs: [], items: [], }; }, computed: { showSEmpty() { return this.$env.VUE_APP_DESIGNER && !this.$slots.default && !this.auto && (!this.items || this.items.length === 0); }, }, watch: { $route: { handler(to, from) { if (!to || to.fullPath === (from && from.fullPath)) return; const matched = to.matched || []; const items = []; matched.forEach((route) => { const componentOptions = getRouteComponentOptions(route); const meta = Object.assign({}, route.meta, componentOptions && componentOptions.meta); let crumb = meta.crumb; // 面包屑国际化 if (meta.crumbI18n) { const crumbI18nMsg = this.$tt(meta.crumbI18n); if (crumbI18nMsg) crumb = crumbI18nMsg; } if (crumb) { if (isFunction(crumb)) crumb = crumb(route, to, from); else if (isObject(crumb)) crumb = Object.assign({}, crumb); else if (typeof crumb === 'string') crumb = { title: crumb }; if (!crumb.to) crumb.to = route.path || '/'; if (crumb.to === to.path) crumb.readonly = true; if (crumb.title) items.push(crumb); } }); const last = items[items.length - 1]; last && (last.readonly = true); this.items = items; }, immediate: true, }, }, }; </script> <style module> .root {} </style> |