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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| // | ||
| // NNProxy.h | ||
| // NNNavigationBar | ||
| // | ||
| // Created by GuHaijun on 2019/7/19. | ||
| // Copyright © 2019 GuHaijun. All rights reserved. | ||
| // | ||
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| #import <Foundation/Foundation.h> | ||
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| @interface NNProxy : NSProxy | ||
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| @property (nonatomic, weak, readonly)id target; | ||
| + (instancetype)proxyWithTarget:(id)target; | ||
| - (instancetype)initWithTarget:(id)target; | ||
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| @end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,37 @@ | ||
| // | ||
| // NNProxy.m | ||
| // NNNavigationBar | ||
| // | ||
| // Created by GuHaijun on 2019/7/19. | ||
| // Copyright © 2019 GuHaijun. All rights reserved. | ||
| // | ||
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| #import "NNProxy.h" | ||
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| @implementation NNProxy | ||
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| + (instancetype)proxyWithTarget:(id)target{ | ||
| return [[self alloc] initWithTarget:target]; | ||
| } | ||
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| - (instancetype)initWithTarget:(id)target{ | ||
| _target = target; | ||
| return self; | ||
| } | ||
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| - (BOOL)respondsToSelector:(SEL)aSelector{ | ||
| return [self.target respondsToSelector:aSelector]; | ||
| } | ||
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| - (NSMethodSignature *)methodSignatureForSelector:(SEL)aSelector{ | ||
| return [self.target methodSignatureForSelector:aSelector]; | ||
| } | ||
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| - (void)forwardInvocation:(NSInvocation *)invocation{ | ||
| SEL sel = [invocation selector]; | ||
| if ([self.target respondsToSelector:sel]) { | ||
| [invocation invokeWithTarget:self.target]; | ||
| } | ||
| } | ||
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| @end |
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