1

lib/zhiwen.dart

@@ -1,5 +1,6 @@
 
 import 'zhiwen_platform_interface.dart';
+import 'dart:async';
 
 class Zhiwen {
   Future<String?> getPlatformVersion() {
@@ -37,4 +38,10 @@ class Zhiwen {
   Future<Map<String, dynamic>> getUserCount() {
     return ZhiwenPlatform.instance.getUserCount();
   }
+
+  /// 获取指纹录入进度事件流
+  /// 返回包含 step, totalSteps, progress, message 的 Map
+  Stream<Map<String, dynamic>> get progressStream {
+    return ZhiwenPlatform.instance.progressStream;
+  }
 }