标签:copyright interface property import 中心
// // NotificationCenter.h // Demo // // Created by QzydeMac on 15/1/17. // Copyright (c) 2015年 Qzy. All rights reserved. // #import <Foundation/Foundation.h> @interface Notification : NSObject @property (retain,nonatomic,readwrite) NSDictionary * userInfo; @property (assign,nonatomic) id object; @property (assign,nonatomic) id observer; @property (nonatomic,copy) NSString * name; @property (nonatomic,copy) void (^callBack)(); @property (assign,nonatomic) SEL aSelector; - (NSString *)name; - (id)object; - (NSDictionary *)userInfo; + (instancetype)notificationWithName:(NSString *)aName object:(id)anObject; + (instancetype)notificationWithName:(NSString *)aName object:(id)anObject userInfo:(NSDictionary *)aUserInfo; - (instancetype)initWithName:(NSString *)name object:(id)object userInfo:(NSDictionary *)userInfo; @end @interface NotificationCenter : NSObject + (instancetype)defaultCenter; - (void)addObserver:(id)observer callBack:(void(^)())callBack name:(NSString *)aName object:(id)anObject; - (void)addObserver:(id)observer selector:(SEL)aSelector name:(NSString *)aName object:(id)anObject; - (void)postNotification:(NSNotification *)notification; - (void)postNotificationName:(NSString *)aName object:(id)anObject; - (void)postNotificationName:(NSString *)aName object:(id)anObject userInfo:(NSDictionary *)aUserInfo; @end // // NotificationCenter.m // Demo // // Created by QzydeMac on 15/1/17. // Copyright (c) 2015年 Qzy. All rights reserved. // #import "NotificationCenter.h" @implementation Notification + (instancetype)notificationWithName:(NSString *)aName object:(id)anObject { return [Notification notificationWithName:aName object:anObject userInfo:nil]; } + (instancetype)notificationWithName:(NSString *)aName object:(id)anObject userInfo:(NSDictionary *)aUserInfo { Notification * nofi = [[Notification alloc]init]; nofi.name = aName; nofi.object = anObject; nofi.userInfo = aUserInfo; return nofi; } - (instancetype)initWithName:(NSString *)name object:(id)object userInfo:(NSDictionary *)userInfo { return [Notification notificationWithName:name object:object userInfo:userInfo]; } @end @implementation NotificationCenter { NSMutableArray * _nofiArray; } + (instancetype)defaultCenter { static NotificationCenter * _infocenter = nil; if (!_infocenter) { _infocenter = [[NotificationCenter alloc]init]; } return _infocenter; } - (instancetype)init { self = [super init]; if (self) { _nofiArray = [[NSMutableArray alloc]init]; } return self; } - (void)addObserver:(id)observer selector:(SEL)aSelector callBack:(void (^)())callBack name:(NSString *)aName object:(id)anObject { Notification * nofi = [[Notification alloc]init]; nofi.callBack = callBack; nofi.name = aName; nofi.object = observer; nofi.aSelector = aSelector; nofi.observer = observer; [_nofiArray addObject:nofi]; } - (void)addObserver:(id)observer callBack:(void(^)())callBack name:(NSString *)aName object:(id)anObject { [self addObserver:observer selector:nil callBack:callBack name:aName object:anObject]; } - (void)addObserver:(id)observer selector:(SEL)aSelector name:(NSString *)aName object:(id)anObject { [self addObserver:observer selector:aSelector callBack:nil name:aName object:anObject]; } - (void)postNotificationName:(NSString *)aName object:(id)anObject { for (Notification * nofi in _nofiArray) { if ([nofi.name isEqualToString:aName]) { if (nofi.callBack) { nofi.callBack(); } if (nofi.aSelector) { if ([nofi.observer respondsToSelector:nofi.aSelector]) { [nofi.observer performSelector:nofi.aSelector withObject:nofi]; NSLog(@"%@",nofi.userInfo); } } } } } - (void)postNotification:(Notification *)notification { for (Notification * nofi in _nofiArray) { if ([nofi.name isEqualToString:notification.name]) { nofi.callBack = notification.callBack; nofi.object = notification.object; nofi.aSelector = notification.aSelector; nofi.observer = notification.observer; nofi.userInfo = notification.userInfo; break; } } [self postNotificationName:notification.name object:nil]; } - (void)postNotificationName:(NSString *)aName object:(id)anObject userInfo:(NSDictionary *)aUserInfo { for (Notification * nofi in _nofiArray) { if ([nofi.name isEqualToString:aName]) { nofi.userInfo = aUserInfo; break; } } [self postNotificationName:aName object:nil]; } @end
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标签:copyright interface property import 中心
原文地址:http://8947509.blog.51cto.com/8937509/1605268