Swiftgram/Source/UIResponder+AsyncDisplayKit.m
2017-02-26 18:14:13 -08:00

32 lines
689 B
Objective-C

//
// UIResponder+AsyncDisplayKit.m
// AsyncDisplayKit
//
// Created by Adlai Holler on 2/13/17.
// Copyright © 2017 Facebook. All rights reserved.
//
#import "UIResponder+AsyncDisplayKit.h"
#import <AsyncDisplayKit/ASAssert.h>
#import <AsyncDisplayKit/ASBaseDefines.h>
#import <AsyncDisplayKit/ASResponderChainEnumerator.h>
@implementation UIResponder (AsyncDisplayKit)
- (__kindof UIViewController *)asdk_associatedViewController
{
ASDisplayNodeAssertMainThread();
for (UIResponder *responder in [self asdk_responderChainEnumerator]) {
UIViewController *vc = ASDynamicCast(responder, UIViewController);
if (vc) {
return vc;
}
}
return nil;
}
@end