Returns whether the collection view can attempt to initiate a drag for the given event and items.
Original signature is '- (BOOL)collectionView:(NSCollectionView *)collectionView canDragItemsAtIndexes:(NSIndexSet *)indexes withEvent:(NSEvent *)event'
Available in Mac OS X v10.6 and later.

C# | Visual Basic | Visual C++ |
public event NSCollectionView..::..CollectionViewCanDragItemsAtIndexesWithEventEventHandler CollectionViewCanDragItemsAtIndexesWithEvent
Public Event CollectionViewCanDragItemsAtIndexesWithEvent As NSCollectionView..::..CollectionViewCanDragItemsAtIndexesWithEventEventHandler
public: event NSCollectionView..::..CollectionViewCanDragItemsAtIndexesWithEventEventHandler^ CollectionViewCanDragItemsAtIndexesWithEvent { void add (NSCollectionView..::..CollectionViewCanDragItemsAtIndexesWithEventEventHandler^ value); void remove (NSCollectionView..::..CollectionViewCanDragItemsAtIndexesWithEventEventHandler^ value); }

YES if the items can attempt to initiate a drag for the specified items, otherwise NO.

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later)