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...xcodeproj/project.xcworkspace/xcuserdata/apple.xcuserdatad/UserInterfaceState.xcuserstate
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44 changes: 44 additions & 0 deletions
44
BigShow1949/Classes/KnowledgePoint/NotificationCenter/YFNotification.h
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| // | ||
| // YFNotification.h | ||
| // BigShow1949 | ||
| // | ||
| // Created by 杨帆 on 16/7/15. | ||
| // Copyright © 2016年 BigShowCompany. All rights reserved. | ||
| // | ||
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| #import <Foundation/Foundation.h> | ||
| NS_ASSUME_NONNULL_BEGIN // 在这两个宏之间的代码，所有简单指针对象都被假定为nonnull，因此我们只需要去指定那些nullable的指针 | ||
| // __nullable表示对象可以是NULL或nil，而__nonnull表示对象不应该为空。当我们不遵循这一规则时，编译器就会给出警告。 | ||
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| /**************** YFNotification ****************/ | ||
| @interface YFNotification : NSObject | ||
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| @property (nonatomic, strong) NSString *name; | ||
| @property (nonatomic, strong) id observer; | ||
| @property (nonatomic, strong) id object; | ||
| @property (nonatomic, assign) SEL selector; | ||
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| + (YFNotification *)notificationWithObserver:(id)observer selector:(SEL)selector name:(nullable NSString *)aName object:(nullable id)anObject; | ||
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| @end | ||
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| /**************** YFNotificationCenter ****************/ | ||
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| @interface YFNotificationCenter : NSObject | ||
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| + (YFNotificationCenter *)defaultCenter; | ||
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| - (void)addObserver:(id)observer selector:(SEL)aSelector name:(nullable NSString *)aName object:(nullable id)anObject; | ||
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| - (void)postNotificationName:(NSString *)aName object:(nullable id)anObject; | ||
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| - (void)removeObserver:(id)observer; | ||
| - (void)removeObserver:(id)observer name:(nullable NSString *)aName object:(nullable id)anObject; | ||
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| @end | ||
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| NS_ASSUME_NONNULL_END |
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BigShow1949/Classes/KnowledgePoint/NotificationCenter/YFNotification.m
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| // | ||
| // YFNotification.m | ||
| // BigShow1949 | ||
| // | ||
| // Created by 杨帆 on 16/7/15. | ||
| // Copyright © 2016年 BigShowCompany. All rights reserved. | ||
| // | ||
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| #import "YFNotification.h" | ||
| /**************** YFNotification ****************/ | ||
| @implementation YFNotification | ||
| + (YFNotification *)notificationWithObserver:(id)observer selector:(SEL)selector name:(nullable NSString *)aName object:(nullable id)anObject { | ||
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| YFNotification *notification = [[YFNotification alloc] init]; | ||
| notification.observer = observer; | ||
| notification.name = aName; | ||
| notification.object = anObject; | ||
| notification.selector = selector; | ||
| return notification; | ||
| } | ||
| @end | ||
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| /**************** YFNotificationCenter ****************/ | ||
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| static YFNotificationCenter *_instance =nil; | ||
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| @interface YFNotificationCenter () | ||
| @property (nonatomic, strong) NSMutableArray *notiArr; | ||
| @end | ||
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| @implementation YFNotificationCenter | ||
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| - (void)addObserver:(id)observer selector:(SEL)aSelector name:(nullable NSString *)aName object:(nullable id)anObject { | ||
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| YFNotification *noti = [YFNotification notificationWithObserver:observer selector:aSelector name:aName object:anObject]; | ||
| [self.notiArr addObject:noti]; | ||
| } | ||
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| - (void)postNotificationName:(NSString *)aName object:(nullable id)anObject { | ||
| for (YFNotification *noti in _notiArr) { | ||
| if ([noti.name isEqualToString:aName]) { | ||
| noti.object = anObject; | ||
| [noti.observer performSelector:noti.selector withObject:noti]; | ||
| } | ||
| } | ||
| } | ||
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| - (void)removeObserver:(id)observer name:(nullable NSString *)aName object:(nullable id)anObject { | ||
| for (YFNotification *noti in _notiArr) { | ||
| if ([noti.name isEqualToString:aName] && [noti.name isEqual:observer]) { | ||
| [self.notiArr removeObject:noti]; | ||
| } | ||
| } | ||
| } | ||
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| - (void)removeObserver:(id)observer { | ||
| for (YFNotification *noti in _notiArr) { | ||
| if ([noti.object isEqual:observer]) { | ||
| [self.notiArr removeObject:noti]; | ||
| } | ||
| } | ||
| } | ||
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| #pragma mark - 单例 | ||
| + (id)allocWithZone:(NSZone *)zone | ||
| { | ||
| static dispatch_once_t onceToken; | ||
| dispatch_once(&onceToken, ^{ | ||
| _instance = [super allocWithZone:zone]; | ||
| }); | ||
| return _instance; | ||
| } | ||
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| + (YFNotificationCenter *)defaultCenter { | ||
| static dispatch_once_t onceToken; | ||
| dispatch_once(&onceToken, ^{ | ||
| _instance = [[self alloc] init]; | ||
| }); | ||
| return _instance; | ||
| } | ||
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| #pragma mark - 懒加载 | ||
| - (NSMutableArray *)notiArr{ | ||
| if (!_notiArr) { | ||
| _notiArr =[NSMutableArray array]; | ||
| } | ||
| return _notiArr; | ||
| } | ||
| @end |
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13
BigShow1949/Classes/KnowledgePoint/NotificationCenter/YFNotificationCenter2VC.h
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| // | ||
| // YFNotificationCenter2VC.h | ||
| // BigShow1949 | ||
| // | ||
| // Created by 杨帆 on 16/7/15. | ||
| // Copyright © 2016年 BigShowCompany. All rights reserved. | ||
| // | ||
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| #import <UIKit/UIKit.h> | ||
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| @interface YFNotificationCenter2VC : UIViewController | ||
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| @end |
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34
BigShow1949/Classes/KnowledgePoint/NotificationCenter/YFNotificationCenter2VC.m
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| // | ||
| // YFNotificationCenter2VC.m | ||
| // BigShow1949 | ||
| // | ||
| // Created by 杨帆 on 16/7/15. | ||
| // Copyright © 2016年 BigShowCompany. All rights reserved. | ||
| // | ||
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| #import "YFNotificationCenter2VC.h" | ||
| #import "YFNotification.h" | ||
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| @implementation YFNotificationCenter2VC | ||
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| - (void)viewDidLoad { | ||
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| [super viewDidLoad]; | ||
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| self.view.backgroundColor = [UIColor redColor]; | ||
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| UIButton *redButton = [[UIButton alloc] initWithFrame:CGRectMake(100, 100, 100, 100)]; | ||
| [redButton setTitle:@"点我啊" forState:UIControlStateNormal]; | ||
| [redButton addTarget:self action:@selector(redButtonClick:) forControlEvents:UIControlEventTouchUpInside]; | ||
| [self.view addSubview:redButton]; | ||
| } | ||
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| - (void)redButtonClick:(UIButton *)btn { | ||
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| [[NSNotificationCenter defaultCenter] postNotificationName:@"NSNotificationCenter" object:nil]; | ||
| [[YFNotificationCenter defaultCenter] postNotificationName:@"YFNotificationCenter" object:nil]; | ||
| [self.navigationController popViewControllerAnimated:YES]; | ||
| } | ||
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| @end |
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13
BigShow1949/Classes/KnowledgePoint/NotificationCenter/YFNotificationCenterVC.h
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| // | ||
| // YFNotificationCenterVC.h | ||
| // BigShow1949 | ||
| // | ||
| // Created by 杨帆 on 16/7/15. | ||
| // Copyright © 2016年 BigShowCompany. All rights reserved. | ||
| // | ||
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| #import <UIKit/UIKit.h> | ||
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| @interface YFNotificationCenterVC : UIViewController | ||
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| @end |
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66
BigShow1949/Classes/KnowledgePoint/NotificationCenter/YFNotificationCenterVC.m
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,66 @@ | ||
| // | ||
| // YFNotificationCenterVC.m | ||
| // BigShow1949 | ||
| // | ||
| // Created by 杨帆 on 16/7/15. | ||
| // Copyright © 2016年 BigShowCompany. All rights reserved. | ||
| // | ||
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| #import "YFNotificationCenterVC.h" | ||
| #import "YFNotificationCenter2VC.h" | ||
| #import "YFNotification.h" | ||
| @implementation YFNotificationCenterVC | ||
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| - (void)viewDidLoad { | ||
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| [super viewDidLoad]; | ||
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| self.view.backgroundColor = [UIColor whiteColor]; | ||
| self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"right" style:UIBarButtonItemStylePlain target:self action:@selector(right)]; | ||
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| [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(NSTest:) name:@"NSNotificationCenter" object:nil]; | ||
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| [[YFNotificationCenter defaultCenter] addObserver:self selector:@selector(YFTest:) name:@"YFNotificationCenter" object:nil]; | ||
| } | ||
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| - (void)viewDidAppear:(BOOL)animated { | ||
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| [super viewDidAppear:animated]; | ||
| // [[NSNotificationCenter defaultCenter] removeObserver:<#(nonnull id)#>]; | ||
| [[NSNotificationCenter defaultCenter] removeObserver:self name:nil object:nil]; | ||
| // [[NSNotificationCenter defaultCenter] removeObserver:self forKeyPath:nil context:nil]; | ||
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| } | ||
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| - (void)dealloc { | ||
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| [[YFNotificationCenter defaultCenter] removeObserver:self name:nil object:nil]; | ||
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| [[YFNotificationCenter defaultCenter] removeObserver:self]; | ||
| } | ||
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| - (void)NSTest:(YFNotification *)noti { | ||
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| UIButton *redButton = [[UIButton alloc] initWithFrame:CGRectMake(100, 100, 100, 100)]; | ||
| [redButton setTitle:@"NS" forState:UIControlStateNormal]; | ||
| redButton.backgroundColor = [UIColor redColor]; | ||
| [self.view addSubview:redButton]; | ||
| } | ||
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| - (void)YFTest:(YFNotification *)noti { | ||
| UIButton *redButton = [[UIButton alloc] initWithFrame:CGRectMake(100, 300, 100, 100)]; | ||
| [redButton setTitle:@"YF" forState:UIControlStateNormal]; | ||
| redButton.backgroundColor = [UIColor blueColor]; | ||
| [self.view addSubview:redButton]; | ||
| } | ||
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| - (void)right { | ||
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| YFNotificationCenter2VC *vc = [[YFNotificationCenter2VC alloc] init]; | ||
| [self.navigationController pushViewController:vc animated:YES]; | ||
| } | ||
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| @end |
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