OC11_真正的代理

//
// ReceiveReportDelegate.h
// OC11_真正的代理
//
// Created by zhangxueming on 15/6/24.
// Copyright (c) 2015年 zhangxueming. All rights reserved.
// #import <Foundation/Foundation.h> @protocol ReceiveReportDelegate <NSObject> - (void)report:(NSInteger)count; @end //
// MarsPerson.h
// OC11_真正的代理
//
// Created by zhangxueming on 15/6/24.
// Copyright (c) 2015年 zhangxueming. All rights reserved.
// #import <Foundation/Foundation.h>
#import "ReceiveReportDelegate.h" @interface MarsPerson : NSObject <ReceiveReportDelegate> @end //
// MarsPerson.m
// OC11_真正的代理
//
// Created by zhangxueming on 15/6/24.
// Copyright (c) 2015年 zhangxueming. All rights reserved.
// #import "MarsPerson.h" @implementation MarsPerson - (void)report:(NSInteger)count
{
NSLog(@"killed %li people",count);
} @end //
// Person.h
// OC11_真正的代理
//
// Created by zhangxueming on 15/6/24.
// Copyright (c) 2015年 zhangxueming. All rights reserved.
// #import <Foundation/Foundation.h>
#import "ReceiveReportDelegate.h" @interface Person : NSObject <ReceiveReportDelegate> @end //
// Person.m
// OC11_真正的代理
//
// Created by zhangxueming on 15/6/24.
// Copyright (c) 2015年 zhangxueming. All rights reserved.
// #import "Person.h" @implementation Person - (void)report:(NSInteger)count
{
NSLog(@"killed %li people", count);
} @end //
// Dog.h
// OC11_真正的代理
//
// Created by zhangxueming on 15/6/24.
// Copyright (c) 2015年 zhangxueming. All rights reserved.
// #import <Foundation/Foundation.h>
#import "ReceiveReportDelegate.h" @interface Dog : NSObject @property (assign,nonatomic) id <ReceiveReportDelegate>delegate; - (void)bark; @end //
// Dog.m
// OC11_真正的代理
//
// Created by zhangxueming on 15/6/24.
// Copyright (c) 2015年 zhangxueming. All rights reserved.
// #import "Dog.h" @implementation Dog - (void)bark
{
NSLog(@"Wang wang wang ...");
[self.delegate report:arc4random()%+];
} @end
//
// main.m
// OC11_真正的代理
//
// Created by zhangxueming on 15/6/24.
// Copyright (c) 2015年 zhangxueming. All rights reserved.
// #import <Foundation/Foundation.h>
#import "Person.h"
#import "MarsPerson.h"
#import "Dog.h" int main(int argc, const char * argv[]) {
@autoreleasepool {
Dog *dog = [[Dog alloc] init];
Person *xiaoHua = [[Person alloc] init];
dog.delegate = xiaoHua;
[dog bark]; MarsPerson *xiaoXin = [[MarsPerson alloc] init];
dog.delegate = xiaoXin;
[dog bark];
}
return ;
}
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