macosx: Implement pasteboardWriterForRow in shows data source

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

modules/gui/macosx/library/video-library/VLCLibraryShowsDataSource.m

@@ -22,6 +22,8 @@
 
 #import "VLCLibraryShowsDataSource.h"
 
+#import "extensions/NSPasteboardItem+VLCAdditions.h"
+
 #import "library/VLCLibraryCollectionViewFlowLayout.h"
 #import "library/VLCLibraryModel.h"
 
@@ -102,4 +104,11 @@
     return 0;
 }
 
+- (id<NSPasteboardWriting>)tableView:(NSTableView *)tableView pasteboardWriterForRow:(NSInteger)row
+{
+    const id<VLCMediaLibraryItemProtocol> libraryItem = [self libraryItemAtRow:row 
+                                                                  forTableView:tableView];
+    return [NSPasteboardItem pasteboardItemWithLibraryItem:libraryItem];
+}
+
 @end