diff --git a/example/lib/main.dart b/example/lib/main.dart
index dde9f05..7586d7b 100644
--- a/example/lib/main.dart
+++ b/example/lib/main.dart
@@ -101,7 +101,7 @@ class _HomeState extends State<Home> {
             title: Text('登录'),
             onTap: () {
               TencentKitPlatform.instance.login(
-                scope: <String>[TencentScope.GET_SIMPLE_USERINFO],
+                scope: <String>[TencentScope.kGetSimpleUserInfo],
               );
             },
           ),
@@ -147,7 +147,7 @@ class _HomeState extends State<Home> {
             title: Text('分享说说'),
             onTap: () {
               TencentKitPlatform.instance.shareMood(
-                scene: TencentScene.SCENE_QZONE,
+                scene: TencentScene.kScene_QZone,
                 summary: '分享测试',
               );
             },
@@ -156,7 +156,7 @@ class _HomeState extends State<Home> {
             title: Text('文本分享'),
             onTap: () {
               TencentKitPlatform.instance.shareText(
-                scene: TencentScene.SCENE_QQ,
+                scene: TencentScene.kScene_QQ,
                 summary: '分享测试',
               );
             },
@@ -167,7 +167,7 @@ class _HomeState extends State<Home> {
               final File file = await DefaultCacheManager().getSingleFile(
                   'https://www.baidu.com/img/bd_logo1.png?where=super');
               await TencentKitPlatform.instance.shareImage(
-                scene: TencentScene.SCENE_QQ,
+                scene: TencentScene.kScene_QQ,
                 imageUri: Uri.file(file.path),
               );
             },
@@ -176,7 +176,7 @@ class _HomeState extends State<Home> {
             title: Text('网页分享'),
             onTap: () {
               TencentKitPlatform.instance.shareWebpage(
-                scene: TencentScene.SCENE_QQ,
+                scene: TencentScene.kScene_QQ,
                 title: 'title',
                 targetUrl: 'https://www.baidu.com/',
               );
diff --git a/lib/src/constant.dart b/lib/src/constant.dart
index 622309c..1ccd33d 100644
--- a/lib/src/constant.dart
+++ b/lib/src/constant.dart
@@ -2,67 +2,67 @@ class TencentScope {
   const TencentScope._();
 
   /// 发表一条说说到QQ空间(需要申请权限)
-  static const String OPEN_PERMISSION_ADD_TOPIC = 'add_topic';
+  static const String kAddTopic = 'add_topic';
 
   /// 发表一篇日志到QQ空间(需要申请权限)
-  static const String OPEN_PERMISSION_ADD_ONE_BLOG = 'add_one_blog';
+  static const String kAddOneBlog = 'add_one_blog';
 
   /// 创建一个QQ空间相册(需要申请权限)
-  static const String OPEN_PERMISSION_ADD_ALBUM = 'add_album';
+  static const String kAddAlbum = 'add_album';
 
   /// 上传一张照片到QQ空间相册(需要申请权限)
-  static const String OPEN_PERMISSION_UPLOAD_PIC = 'upload_pic';
+  static const String kUploadPic = 'upload_pic';
 
   /// 获取用户QQ空间相册列表(需要申请权限)
-  static const String OPEN_PERMISSION_LIST_ALBUM = 'list_album';
+  static const String kListAlbum = 'list_album';
 
   /// 同步分享到QQ空间、腾讯微博
-  static const String OPEN_PERMISSION_ADD_SHARE = 'add_share';
+  static const String kAddShare = 'add_share';
 
   /// 验证是否认证空间粉丝
-  static const String OPEN_PERMISSION_CHECK_PAGE_FANS = 'check_page_fans';
+  static const String kCheckPageFans = 'check_page_fans';
 
   /// 获取登录用户自己的详细信息
-  static const String OPEN_PERMISSION_GET_INFO = 'get_info';
+  static const String kGetInfo = 'get_info';
 
   /// 获取其他用户的详细信息
-  static const String OPEN_PERMISSION_GET_OTHER_INFO = 'get_other_info';
+  static const String kGetOtherInfo = 'get_other_info';
 
   /// 获取会员用户基本信息
-  static const String OPEN_PERMISSION_GET_VIP_INFO = 'get_vip_info';
+  static const String kGetVipInfo = 'get_vip_info';
 
   /// 获取会员用户详细信息
-  static const String OPEN_PERMISSION_GET_VIP_RICH_INFO = 'get_vip_rich_info';
+  static const String kGetVipRichInfo = 'get_vip_rich_info';
 
   /// 获取用户信息
-  static const String GET_USER_INFO = 'get_user_info';
+  static const String kGetUserInfo = 'get_user_info';
 
   /// 移动端获取用户信息
-  static const String GET_SIMPLE_USERINFO = 'get_simple_userinfo';
+  static const String kGetSimpleUserInfo = 'get_simple_userinfo';
 
   /// 所有权限
-  static const String ALL = 'all';
+  static const String kAll = 'all';
 }
 
 class TencentScene {
   const TencentScene._();
 
   /// QQ
-  static const int SCENE_QQ = 0;
+  static const int kScene_QQ = 0;
 
   /// QZone
-  static const int SCENE_QZONE = 1;
+  static const int kScene_QZone = 1;
 }
 
 class TencentQZoneFlag {
   const TencentQZoneFlag._();
 
   /// 默认是不隐藏分享到QZone按钮且不自动打开分享到QZone的对话框
-  static const int DEFAULT = 0;
+  static const int kDefault = 0;
 
   /// 分享时自动打开分享到QZone的对话框
-  static const int AUTO_OPEN = 1;
+  static const int kAutoOpen = 1;
 
   /// 分享时隐藏分享到QZone按钮
-  static const int ITEM_HIDE = 2;
+  static const int kItemHide = 2;
 }
diff --git a/lib/src/model/resp.dart b/lib/src/model/resp.dart
index f149f66..6326aaf 100644
--- a/lib/src/model/resp.dart
+++ b/lib/src/model/resp.dart
@@ -12,24 +12,24 @@ abstract class TencentResp {
 
   /// 网络请求成功发送至服务器，并且服务器返回数据格式正确
   /// 这里包括所请求业务操作失败的情况，例如没有授权等原因导致
-  static const int RET_SUCCESS = 0;
+  static const int kRetSuccess = 0;
 
   /// 网络异常，或服务器返回的数据格式不正确导致无法解析
-  static const int RET_FAILED = 1;
+  static const int kRetFailed = 1;
 
-  static const int RET_COMMON = -1;
+  static const int kRetCommon = -1;
 
-  static const int RET_USERCANCEL = -2;
+  static const int kRetUserCancel = -2;
 
   @JsonKey(
-    defaultValue: RET_SUCCESS,
+    defaultValue: kRetSuccess,
   )
   final int ret;
   final String? msg;
 
-  bool get isSuccessful => ret == RET_SUCCESS;
+  bool get isSuccessful => ret == kRetSuccess;
 
-  bool get isCancelled => ret == RET_USERCANCEL;
+  bool get isCancelled => ret == kRetUserCancel;
 
   Map<String, dynamic> toJson();
 
diff --git a/lib/src/tencent_kit_method_channel.dart b/lib/src/tencent_kit_method_channel.dart
index cdd340b..39e3e21 100644
--- a/lib/src/tencent_kit_method_channel.dart
+++ b/lib/src/tencent_kit_method_channel.dart
@@ -97,7 +97,7 @@ class MethodChannelTencentKit extends TencentKitPlatform {
     List<Uri>? imageUris,
     Uri? videoUri,
   }) {
-    assert(scene == TencentScene.SCENE_QZONE);
+    assert(scene == TencentScene.kScene_QZone);
     assert((summary?.isNotEmpty ?? false) ||
         ((imageUris?.isNotEmpty ?? false) &&
             imageUris!.every((Uri element) => element.isScheme('file'))) ||
@@ -120,7 +120,7 @@ class MethodChannelTencentKit extends TencentKitPlatform {
     required int scene,
     required String summary,
   }) {
-    assert(scene == TencentScene.SCENE_QQ);
+    assert(scene == TencentScene.kScene_QQ);
     return methodChannel.invokeMethod<void>(
       'shareText',
       <String, dynamic>{
@@ -135,9 +135,9 @@ class MethodChannelTencentKit extends TencentKitPlatform {
     required int scene,
     required Uri imageUri,
     String? appName,
-    int extInt = TencentQZoneFlag.DEFAULT,
+    int extInt = TencentQZoneFlag.kDefault,
   }) {
-    assert(scene == TencentScene.SCENE_QQ);
+    assert(scene == TencentScene.kScene_QQ);
     assert(imageUri.isScheme('file'));
     return methodChannel.invokeMethod<void>(
       'shareImage',
@@ -159,9 +159,9 @@ class MethodChannelTencentKit extends TencentKitPlatform {
     required String musicUrl,
     required String targetUrl,
     String? appName,
-    int extInt = TencentQZoneFlag.DEFAULT,
+    int extInt = TencentQZoneFlag.kDefault,
   }) {
-    assert(scene == TencentScene.SCENE_QQ);
+    assert(scene == TencentScene.kScene_QQ);
     return methodChannel.invokeMethod<void>(
       'shareMusic',
       <String, dynamic>{
@@ -185,7 +185,7 @@ class MethodChannelTencentKit extends TencentKitPlatform {
     Uri? imageUri,
     required String targetUrl,
     String? appName,
-    int extInt = TencentQZoneFlag.DEFAULT,
+    int extInt = TencentQZoneFlag.kDefault,
   }) {
     return methodChannel.invokeMethod<void>(
       'shareWebpage',
diff --git a/lib/src/tencent_kit_platform_interface.dart b/lib/src/tencent_kit_platform_interface.dart
index 713de24..abb5c0f 100644
--- a/lib/src/tencent_kit_platform_interface.dart
+++ b/lib/src/tencent_kit_platform_interface.dart
@@ -95,7 +95,7 @@ abstract class TencentKitPlatform extends PlatformInterface {
     required int scene,
     required Uri imageUri,
     String? appName,
-    int extInt = TencentQZoneFlag.DEFAULT,
+    int extInt = TencentQZoneFlag.kDefault,
   }) {
     throw UnimplementedError(
         'shareImage({required scene, required imageUri, appName, extInt}) has not been implemented.');
@@ -110,7 +110,7 @@ abstract class TencentKitPlatform extends PlatformInterface {
     required String musicUrl,
     required String targetUrl,
     String? appName,
-    int extInt = TencentQZoneFlag.DEFAULT,
+    int extInt = TencentQZoneFlag.kDefault,
   }) {
     throw UnimplementedError(
         'shareMusic({required scene, required title, summary, imageUri, required musicUrl, required targetUrl, appName, extInt}) has not been implemented.');
@@ -124,7 +124,7 @@ abstract class TencentKitPlatform extends PlatformInterface {
     Uri? imageUri,
     required String targetUrl,
     String? appName,
-    int extInt = TencentQZoneFlag.DEFAULT,
+    int extInt = TencentQZoneFlag.kDefault,
   }) {
     throw UnimplementedError(
         'shareWebpage({required scene, required title, summary, imageUri, required targetUrl, appName, extInt}) has not been implemented.');
diff --git a/test/tencent_test.dart b/test/tencent_test.dart
index 4012656..160de17 100644
--- a/test/tencent_test.dart
+++ b/test/tencent_test.dart
@@ -58,7 +58,7 @@ class MockTencentKitPlatform
     required int scene,
     required Uri imageUri,
     String? appName,
-    int extInt = TencentQZoneFlag.DEFAULT,
+    int extInt = TencentQZoneFlag.kDefault,
   }) {
     throw UnimplementedError();
   }
@@ -82,7 +82,7 @@ class MockTencentKitPlatform
     required String musicUrl,
     required String targetUrl,
     String? appName,
-    int extInt = TencentQZoneFlag.DEFAULT,
+    int extInt = TencentQZoneFlag.kDefault,
   }) {
     throw UnimplementedError();
   }
@@ -103,7 +103,7 @@ class MockTencentKitPlatform
     Uri? imageUri,
     required String targetUrl,
     String? appName,
-    int extInt = TencentQZoneFlag.DEFAULT,
+    int extInt = TencentQZoneFlag.kDefault,
   }) {
     throw UnimplementedError();
   }