@interface ChatKit.SendMenuDismissingCollectionViewLayout : CKSendMenuCollectionViewLayout

- (id)layoutAttributesForElementsInRect:(struct CGRect { struct CGPoint { double x0; double x1; } x0; struct CGSize { double x0; double x1; } x1; })a0;
- (id)finalLayoutAttributesForDisappearingItemAtIndexPath:(id)a0;
- (id)layoutAttributesForItemAtIndexPath:(id)a0;
- (id)initialLayoutAttributesForAppearingItemAtIndexPath:(id)a0;

@end