hxgksystemapp/node_modules/element-plus/es/components/tabs/src/tab-nav.mjs.map

{"version":3,"file":"tab-nav.mjs","sources":["../../../../../../packages/components/tabs/src/tab-nav.tsx"],"sourcesContent":["import {\n  computed,\n  defineComponent,\n  getCurrentInstance,\n  inject,\n  nextTick,\n  onMounted,\n  onUpdated,\n  ref,\n  watch,\n} from 'vue'\nimport {\n  useDocumentVisibility,\n  useResizeObserver,\n  useWindowFocus,\n} from '@vueuse/core'\nimport {\n  buildProps,\n  capitalize,\n  definePropType,\n  mutable,\n  throwError,\n} from '@element-plus/utils'\nimport { EVENT_CODE } from '@element-plus/constants'\nimport { ElIcon } from '@element-plus/components/icon'\nimport { ArrowLeft, ArrowRight, Close } from '@element-plus/icons-vue'\nimport { useNamespace } from '@element-plus/hooks'\nimport TabBar from './tab-bar.vue'\nimport { tabsRootContextKey } from './constants'\n\nimport type { CSSProperties, ExtractPropTypes } from 'vue'\nimport type { TabsPaneContext } from './constants'\nimport type { TabPaneName } from './tabs'\n\ninterface Scrollable {\n  next?: boolean\n  prev?: number\n}\n\nexport const tabNavProps = buildProps({\n  panes: {\n    type: definePropType<TabsPaneContext[]>(Array),\n    default: () => mutable([] as const),\n  },\n  currentName: {\n    type: [String, Number],\n    default: '',\n  },\n  editable: Boolean,\n  type: {\n    type: String,\n    values: ['card', 'border-card', ''],\n    default: '',\n  },\n  stretch: Boolean,\n} as const)\n\nexport const tabNavEmits = {\n  tabClick: (tab: TabsPaneContext, tabName: TabPaneName, ev: Event) =>\n    ev instanceof Event,\n  tabRemove: (tab: TabsPaneContext, ev: Event) => ev instanceof Event,\n}\n\nexport type TabNavProps = ExtractPropTypes<typeof tabNavProps>\nexport type TabNavEmits = typeof tabNavEmits\n\nconst COMPONENT_NAME = 'ElTabNav'\nconst TabNav = defineComponent({\n  name: COMPONENT_NAME,\n  props: tabNavProps,\n  emits: tabNavEmits,\n  setup(props, { expose, emit }) {\n    const vm = getCurrentInstance()!\n\n    const rootTabs = inject(tabsRootContextKey)\n    if (!rootTabs) throwError(COMPONENT_NAME, `<el-tabs><tab-nav /></el-tabs>`)\n\n    const ns = useNamespace('tabs')\n    const visibility = useDocumentVisibility()\n    const focused = useWindowFocus()\n\n    const navScroll$ = ref<HTMLDivElement>()\n    const nav$ = ref<HTMLDivElement>()\n    const el$ = ref<HTMLDivElement>()\n\n    const tabBarRef = ref<InstanceType<typeof TabBar>>()\n\n    const scrollable = ref<false | Scrollable>(false)\n    const navOffset = ref(0)\n    const isFocus = ref(false)\n    const focusable = ref(true)\n\n    const sizeName = computed(() =>\n      ['top', 'bottom'].includes(rootTabs.props.tabPosition)\n        ? 'width'\n        : 'height'\n    )\n    const navStyle = computed<CSSProperties>(() => {\n      const dir = sizeName.value === 'width' ? 'X' : 'Y'\n      return {\n        transform: `translate${dir}(-${navOffset.value}px)`,\n      }\n    })\n\n    const scrollPrev = () => {\n      if (!navScroll$.value) return\n\n      const containerSize =\n        navScroll$.value[`offset${capitalize(sizeName.value)}`]\n      const currentOffset = navOffset.value\n\n      if (!currentOffset) return\n\n      const newOffset =\n        currentOffset > containerSize ? currentOffset - containerSize : 0\n\n      navOffset.value = newOffset\n    }\n\n    const scrollNext = () => {\n      if (!navScroll$.value || !nav$.value) return\n\n      const navSize = nav$.value[`offset${capitalize(sizeName.value)}`]\n      const containerSize =\n        navScroll$.value[`offset${capitalize(sizeName.value)}`]\n      const currentOffset = navOffset.value\n\n      if (navSize - currentOffset <= containerSize) return\n\n      const newOffset =\n        navSize - currentOffset > containerSize * 2\n          ? currentOffset + containerSize\n          : navSize - containerSize\n\n      navOffset.value = newOffset\n    }\n\n    const scrollToActiveTab = async () => {\n      const nav = nav$.value\n      if (!scrollable.value || !el$.value || !navScroll$.value || !nav) return\n\n      await nextTick()\n\n      const activeTab = el$.value.querySelector('.is-ac