System/Library/PrivateFrameworks/ChatKit.framework

CKAttachmentCollectionView.h

Download CKAttachmentCollectionView.h

1. NSObject
2. >
3. UIResponder
4. >
5. UIView
6. >
7. UIScrollView
8. >
9. UICollectionView

@interface CKAttachmentCollectionView : UICollectionView

- (void)setContentInset:(struct UIEdgeInsets { double x0; double x1; double x2; double x3; })a0;

@end