base-vue支持组件库支持前缀类名

code/base-project/base-vue/packages/ao-design/src/_config/context.ts

@@ -0,0 +1,8 @@
+import type { InjectionKey } from 'vue'
+
+export interface ConfigProviderContext {
+  prefixCls: string
+}
+
+export const configProviderInjectionKey: InjectionKey<ConfigProviderContext>
+  = Symbol('ConfigProvider')

code/base-project/base-vue/packages/ao-design/src/_config/index.tsx

@@ -0,0 +1,26 @@
+import { defineComponent, getCurrentInstance, provide, reactive, toRefs } from 'vue'
+import { configProviderInjectionKey } from './context'
+
+export default defineComponent({
+  name: 'ConfigProvider',
+  props: {
+    prefixCls: { type: String, default: 'ao' },
+    global: { type: Boolean, default: false },
+  },
+  setup(props, { slots }) {
+    const { prefixCls } = toRefs(props)
+    const config = reactive({ prefixCls: prefixCls.value })
+
+    if (props.global) {
+      const instance = getCurrentInstance()
+      if (instance) {
+        instance.appContext.app.provide(configProviderInjectionKey, config)
+      }
+    }
+    else {
+      provide(configProviderInjectionKey, config)
+    }
+
+    return () => slots.default?.()
+  },
+})