diff --git a/Leanote/controller/auth/LoginViewController.m b/Leanote/controller/auth/LoginViewController.m
index 3d3400c..93593d4 100755
--- a/Leanote/controller/auth/LoginViewController.m
+++ b/Leanote/controller/auth/LoginViewController.m
@@ -42,7 +42,7 @@ static CGPoint const LoginOnePasswordPadding                    = {9.0, 0.0f};
 static NSInteger const LoginVerificationCodeNumberOfLines       = 2;
 
 
-@interface LoginViewController ()
+@interface LoginViewController ()<UITextFieldDelegate>
 
 @property (nonatomic, assign) BOOL isFromAddAccount;
 
diff --git a/Leanote/controller/note/NoteController.m b/Leanote/controller/note/NoteController.m
index 636ea28..7215436 100755
--- a/Leanote/controller/note/NoteController.m
+++ b/Leanote/controller/note/NoteController.m
@@ -23,7 +23,7 @@
 
 #import <SGNavigationProgress/UINavigationController+SGProgress.h>
 
-@interface NoteController ()
+@interface NoteController ()<SWTableViewCellDelegate>
 
 @property (strong, nonatomic) NSIndexPath *indexPathToBeDeleted;
 @property (strong, nonatomic) NSFetchedResultsController *searchedResultsController;
diff --git a/Leanote/controller/note/NoteSettingsTableViewController.m b/Leanote/controller/note/NoteSettingsTableViewController.m
index 184621d..b1186da 100644
--- a/Leanote/controller/note/NoteSettingsTableViewController.m
+++ b/Leanote/controller/note/NoteSettingsTableViewController.m
@@ -43,7 +43,7 @@ typedef enum {
 } PostSettingsRow;
 
 
-@interface NoteSettingsTableViewController ()
+@interface NoteSettingsTableViewController ()<UITextFieldDelegate>
 
 @property (nonatomic, assign) BOOL preIsBlog;
 
diff --git a/Leanote/controller/note/NoteViewController.m b/Leanote/controller/note/NoteViewController.m
index 58a18e7..ce60bc1 100644
--- a/Leanote/controller/note/NoteViewController.m
+++ b/Leanote/controller/note/NoteViewController.m
@@ -64,7 +64,7 @@ static NSDictionary *EnabledButtonBarStyle;
 static NSInteger const MaximumNumberOfPictures = 10;
 
 
-@interface NoteViewController () <CTAssetsPickerControllerDelegate, UINavigationControllerDelegate, UIImagePickerControllerDelegate, UIActionSheetDelegate>
+@interface NoteViewController () <CTAssetsPickerControllerDelegate, UINavigationControllerDelegate, UIImagePickerControllerDelegate, UIActionSheetDelegate, WPMediaPickerViewControllerDelegate>
 
 @property(nonatomic, strong) NSMutableDictionary *mediaAdded;
 @property(nonatomic, strong) NSString *selectedMediaID;
diff --git a/Leanote/controller/tag/TagController.m b/Leanote/controller/tag/TagController.m
index 2abf782..d3ec089 100755
--- a/Leanote/controller/tag/TagController.m
+++ b/Leanote/controller/tag/TagController.m
@@ -17,7 +17,7 @@
 #import "Leas.h"
 #import "NoteController.h"
 
-@interface TagController ()
+@interface TagController ()<SWTableViewCellDelegate>
 
 // 从setting过来要用
 @property (nonatomic, strong) Note *note;
diff --git a/Leanote/service/NoteService.m b/Leanote/service/NoteService.m
index f8986c5..57831e4 100644
--- a/Leanote/service/NoteService.m
+++ b/Leanote/service/NoteService.m
@@ -23,7 +23,7 @@
 // 把关于数据库操作的抽出来放到这里
 
 - (NSFetchedResultsController *) fetchedResultsControllerWithPredicate:(NSString *)predicateStr
-														withController:(UIViewController *)controller
+														withController:(UIViewController<NSFetchedResultsControllerDelegate> *)controller
 															  notebook:(Notebook *)notebook
 																   tag:(Tag *)tag
 																isBlog:(BOOL)isBlog
diff --git a/Leanote/view/LeaImageSliderViewController.m b/Leanote/view/LeaImageSliderViewController.m
index 59fb091..c2ea98d 100644
--- a/Leanote/view/LeaImageSliderViewController.m
+++ b/Leanote/view/LeaImageSliderViewController.m
@@ -13,7 +13,7 @@
 
 #import "Common.h"
 
-@interface LeaImageSliderViewController ()
+@interface LeaImageSliderViewController ()<UIPageViewControllerDelegate>
 {
 	UILabel *_label;
 }