macosx: Make VLCLibraryCollectionViewSupplementaryView keep track of collection view layout scroll direction

Signed-off-by: Claudio Cambra <developer@claudiocambra.com>

modules/gui/macosx/library/VLCLibraryCollectionViewSupplementaryDetailView.h

@@ -35,6 +35,7 @@ NS_ASSUME_NONNULL_BEGIN
 @property (readwrite, retain, nonatomic) VLCLibraryRepresentedItem *representedItem;
 
 @property (readwrite, assign) NSCollectionViewItem *selectedItem;
+@property (readwrite, assign) NSCollectionViewScrollDirection layoutScrollDirection;
 @property (readwrite, assign) NSScrollView *parentScrollView;
 @property (readwrite, assign) VLCSubScrollView *internalScrollView;
 

modules/gui/macosx/library/audio-library/VLCLibraryAudioDataSource.m

@@ -811,6 +811,11 @@ viewForSupplementaryElementOfKind:(NSCollectionViewSupplementaryElementKind)kind
         albumSupplementaryDetailView.parentScrollView = VLCMain.sharedInstance.libraryWindow.audioCollectionViewScrollView;
         albumSupplementaryDetailView.internalScrollView.scrollParentY = YES;
 
+        VLCLibraryCollectionViewFlowLayout *flowLayout = (VLCLibraryCollectionViewFlowLayout*)collectionView.collectionViewLayout;
+        if (flowLayout != nil) {
+            albumSupplementaryDetailView.layoutScrollDirection = flowLayout.scrollDirection;
+        }
+
         return albumSupplementaryDetailView;
 
     } else if ([kind isEqualToString:VLCLibraryCollectionViewAudioGroupSupplementaryDetailViewKind]) {
@@ -825,6 +830,11 @@ viewForSupplementaryElementOfKind:(NSCollectionViewSupplementaryElementKind)kind
         audioGroupSupplementaryDetailView.parentScrollView = VLCMain.sharedInstance.libraryWindow.audioCollectionViewScrollView;
         audioGroupSupplementaryDetailView.internalScrollView.scrollParentY = YES;
 
+        VLCLibraryCollectionViewFlowLayout *flowLayout = (VLCLibraryCollectionViewFlowLayout*)collectionView.collectionViewLayout;
+        if (flowLayout != nil) {
+            audioGroupSupplementaryDetailView.layoutScrollDirection = flowLayout.scrollDirection;
+        }
+
         return audioGroupSupplementaryDetailView;
 
     } else if ([kind isEqualToString:VLCLibraryCollectionViewMediaItemSupplementaryDetailViewKind]) {
@@ -836,6 +846,11 @@ viewForSupplementaryElementOfKind:(NSCollectionViewSupplementaryElementKind)kind
         mediaItemSupplementaryDetailView.representedItem = representedItem;
         mediaItemSupplementaryDetailView.selectedItem = [collectionView itemAtIndex:indexPath.item];
 
+        VLCLibraryCollectionViewFlowLayout *flowLayout = (VLCLibraryCollectionViewFlowLayout*)collectionView.collectionViewLayout;
+        if (flowLayout != nil) {
+            mediaItemSupplementaryDetailView.layoutScrollDirection = flowLayout.scrollDirection;
+        }
+
         return mediaItemSupplementaryDetailView;
     }
 

modules/gui/macosx/library/home-library/VLCLibraryHomeViewVideoContainerViewDataSource.m

@@ -326,6 +326,12 @@ viewForSupplementaryElementOfKind:(NSCollectionViewSupplementaryElementKind)kind
 
         mediaItemSupplementaryDetailView.representedItem = representedItem;
         mediaItemSupplementaryDetailView.selectedItem = [collectionView itemAtIndexPath:indexPath];
+
+        VLCLibraryCollectionViewFlowLayout *flowLayout = (VLCLibraryCollectionViewFlowLayout*)collectionView.collectionViewLayout;
+        if (flowLayout != nil) {
+            mediaItemSupplementaryDetailView.layoutScrollDirection = flowLayout.scrollDirection;
+        }
+        
         return mediaItemSupplementaryDetailView;
     }