UICollectionView

extension UICollectionView

  • Register a cell view type that implements ReusableView protocol.

    Declaration

    Swift

    public func register<T>(_: T.Type) where T : UICollectionViewCell, T : ReusableView

    Parameters

    _

    the cell class to register (ignored)

  • Register a cell view type that implements the NibLoadableView protocol.

    Declaration

    Swift

    public func register<T: UICollectionViewCell>(_: T.Type)
where T: ReusableView, T: NibLoadableView

    Parameters

    _

    the cell class to register (ignored)

  • Obtain a cell view to use to render cell content in a collection view.

    Declaration

    Swift

    public func dequeueReusableCell<T: UICollectionViewCell>(for indexPath: IndexPath) -> T
where T: ReusableView

    Parameters

    indexPath

    the location of the cell that is being rendered

    Return Value

    instance of a T class

  • Generic method to obtain the cell at a given index. Will return nil if index is invalid or not visible.

    Declaration

    Swift

    public func cellForItem<T: UICollectionViewCell>(at indexPath: IndexPath) -> T?
where T: ReusableView

    Parameters

    indexPath

    the index to use

    Return Value

    optional cell of the indicated type