| // |
| // UICollectionReusableView+RACSignalSupport.m |
| // ReactiveCocoa |
| // |
| // Created by Kent Wong on 2013-10-04. |
| // Copyright (c) 2013 GitHub, Inc. All rights reserved. |
| // |
| |
| #import "UICollectionReusableView+RACSignalSupport.h" |
| #import "NSObject+RACDescription.h" |
| #import "NSObject+RACSelectorSignal.h" |
| #import "RACSignal+Operations.h" |
| #import "RACUnit.h" |
| #import <objc/runtime.h> |
| |
| @implementation UICollectionReusableView (RACSignalSupport) |
| |
| - (RACSignal *)rac_prepareForReuseSignal { |
| RACSignal *signal = objc_getAssociatedObject(self, _cmd); |
| if (signal != nil) return signal; |
| |
| signal = [[[self |
| rac_signalForSelector:@selector(prepareForReuse)] |
| mapReplace:RACUnit.defaultUnit] |
| setNameWithFormat:@"%@ -rac_prepareForReuseSignal", self.rac_description]; |
| |
| objc_setAssociatedObject(self, _cmd, signal, OBJC_ASSOCIATION_RETAIN_NONATOMIC); |
| return signal; |
| } |
| |
| @end |
