---
title: NSCollectionViewPrefetching
framework: appkit
role: symbol
role_heading: Protocol
path: appkit/nscollectionviewprefetching
---

# NSCollectionViewPrefetching

## Declaration

```swift
protocol NSCollectionViewPrefetching : NSObjectProtocol
```

## Topics

### Instance Methods

- [collectionView(_:cancelPrefetchingForItemsAt:)](appkit/nscollectionviewprefetching/collectionview(_:cancelprefetchingforitemsat:).md)
- [collectionView(_:prefetchItemsAt:)](appkit/nscollectionviewprefetching/collectionview(_:prefetchitemsat:).md)

## Relationships

### Inherits From

- [NSObjectProtocol](objectivec/nsobjectprotocol.md)

## See Also

### Prefetching Collection View Cells and Data

- [prefetchDataSource](appkit/nscollectionview/prefetchdatasource.md)