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()%100+1];
}

@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 0;
}