# `BCCollectionViewDelegate insetMarginForSelectingItemsInCollectionView:`

*Instance Method*

## Declaration

```swift
optional func insetMarginForSelectingItems(in collectionView: BCCollectionView!) -> NSSize
```

```objc
- (NSSize) insetMarginForSelectingItemsInCollectionView:(BCCollectionView *) collectionView;
```

```python
insetMarginForSelectingItemsInCollectionView_(collectionView: BCCollectionView) -> NSSize
```