im 管理后台

web/src/components/LoadingContent/index.ts

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+import LoadingContent from './index.vue';
+
+export { LoadingContent };

web/src/components/LoadingContent/index.vue

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+<template></template>
+<script lang="ts">
+  import { useLoadingBar } from 'naive-ui';
+
+  export default {
+    name: 'LoadingContent',
+    setup() {
+      //挂载在 window 方便与在js中使用
+      window['$loading'] = useLoadingBar();
+    },
+  };
+</script>