修改选择器样式

lib/controller/mh_controller/user_data.dart

@@ -0,0 +1,22 @@
+import 'package:json_annotation/json_annotation.dart';
+
+part 'user_data.g.dart';
+
+@JsonSerializable()
+class UserModel {
+  String? uid;
+  String? userName;
+  String? nickName;
+  String? tel;
+  String? avatar;
+  String? exp1;
+  String? exp2;
+  String? head;
+  String? tmpHead;
+  String? tmpNickName;
+
+  UserModel();
+  static UserModel fromJson(Map<String, dynamic> json) =>
+      _$UserModelFromJson(json);
+  Map<String, dynamic> toJson() => _$UserModelToJson(this);
+}