- (void)showMutualFriendsAnimated:(BOOL)animated {
void (^constraints)() = ^{
self.constraintHeightTitleViewFriends.constant = 50;
self.constraintHeightFriendsCollectionView.constant = 80;
[self adaptContainerHeight:130];
[self.collectionViewMutualFriends layoutIfNeeded];
};
if (animated) {
[UIView animateWithDuration:0.3 animations:^{
constraints();
}];
} else {
constraints();
}
}
Use blocks in variables. Call them as c functions.
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