CollectionViewDelegate

open class CollectionViewDelegate : DelegateProxy<UICollectionViewDelegate>, UICollectionViewDelegate, UICollectionViewDataSource, UICollectionViewDelegateFlowLayout

常用集合视图数据源和事件代理，可继承

  • 集合section数

    Declaration

    Swift

    open var numberOfSections: (() -> Int)?

  • 集合section数，默认1，优先级低

    Declaration

    Swift

    open var sectionCount: Int

  • 集合item数句柄

    Declaration

    Swift

    open var numberOfItems: ((Int) -> Int)?

  • 集合item数，优先级低

    Declaration

    Swift

    open var itemCount: Int

  • 集合section边距句柄，默认nil

    Declaration

    Swift

    open var insetForSection: ((UICollectionView, Int) -> UIEdgeInsets)?

  • 集合section边距，默认nil

    Declaration

    Swift

    open var sectionInset: UIEdgeInsets?

  • 集合section滚动方向最小平行间距句柄，默认nil

    Declaration

    Swift

    open var minimumLineSpacingForSection: ((UICollectionView, Int) -> CGFloat)?

  • 集合section滚动方向最小平行间距，默认nil

    Declaration

    Swift

    open var minimumLineSpacing: CGFloat?

  • 集合section滚动方向最小垂直间距句柄，默认nil

    Declaration

    Swift

    open var minimumInteritemSpacingForSection: ((UICollectionView, Int) -> CGFloat)?

  • 集合section滚动方向最小垂直间距，默认nil

    Declaration

    Swift

    open var minimumInteritemSpacing: CGFloat?

  • 集合section头视图句柄，size未指定时为automaticSize，默认nil

    Declaration

    Swift

    open var viewForHeader: ((UICollectionView, IndexPath) -> UICollectionReusableView?)?

  • 集合section头视图类句柄，搭配headerConfiguration使用，默认nil

    Declaration

    Swift

    open var viewClassForHeader: ((UICollectionView, IndexPath) -> UICollectionReusableView.Type?)?

  • 集合section头视图类，搭配headerConfiguration使用，默认nil，优先级低

    Declaration

    Swift

    open var headerViewClass: UICollectionReusableView.Type?

  • 集合section头视图配置句柄，参数为headerClass对象，默认为nil

    Declaration

    Swift

    open var headerConfiguration: ((UICollectionReusableView, IndexPath) -> Void)?

  • 集合section头尺寸句柄，不指定时默认使用FWDynamicLayout自动计算并按section缓存

    Declaration

    Swift

    open var sizeForHeader: ((UICollectionView, Int) -> CGSize)?

  • 集合section头尺寸，默认nil，可设置为automaticSize，优先级低

    Declaration

    Swift

    open var headerSize: CGSize?

  • 集合section尾视图句柄，size未指定时为automaticSize，默认nil

    Declaration

    Swift

    open var viewForFooter: ((UICollectionView, IndexPath) -> UICollectionReusableView?)?

  • 集合section尾视图类句柄，搭配footerConfiguration使用，默认nil

    Declaration

    Swift

    open var viewClassForFooter: ((UICollectionView, IndexPath) -> UICollectionReusableView.Type?)?

  • 集合section尾视图类，搭配footerConfiguration使用，默认nil，优先级低

    Declaration

    Swift

    open var footerViewClass: UICollectionReusableView.Type?

  • 集合section头视图配置句柄，参数为headerClass对象，默认为nil

    Declaration

    Swift

    open var footerConfiguration: ((UICollectionReusableView, IndexPath) -> Void)?

  • 集合section尾尺寸句柄，不指定时默认使用FWDynamicLayout自动计算并按section缓存

    Declaration

    Swift

    open var sizeForFooter: ((UICollectionView, Int) -> CGSize)?

  • 集合section尾尺寸，默认nil，可设置为automaticSize，优先级低

    Declaration

    Swift

    open var footerSize: CGSize?

  • 集合cell视图句柄，size未指定时为automaticSize，默认nil

    Declaration

    Swift

    open var cellForItem: ((UICollectionView, IndexPath) -> UICollectionViewCell?)?

  • 集合cell视图类句柄，搭配cellConfiguration使用，默认nil

    Declaration

    Swift

    open var cellClassForItem: ((UICollectionView, IndexPath) -> UICollectionViewCell.Type?)?

  • 集合cell类，搭配cellConfiguation使用，默认nil时为UITableViewCell.Type，优先级低

    Declaration

    Swift

    open var cellClass: UICollectionViewCell.Type?

  • 集合cell配置句柄，参数为对应cellClass对象

    Declaration

    Swift

    open var cellConfiguration: ((UICollectionViewCell, IndexPath) -> Void)?

  • 集合cell尺寸句柄，不指定时默认使用FWDynamicLayout自动计算并按indexPath缓存

    Declaration

    Swift

    open var sizeForItem: ((UICollectionView, IndexPath) -> CGSize)?

  • 集合cell尺寸，默认nil，可设置为automaticSize，优先级低

    Declaration

    Swift

    open var itemSize: CGSize?

  • 是否启用默认尺寸缓存，优先级低于cacheKey句柄，默认false

    Declaration

    Swift

    open var sizeCacheEnabled: Bool

  • 集合cell自定义尺寸缓存key句柄，默认nil，优先级高

    Declaration

    Swift

    open var cacheKeyForItem: ((IndexPath) -> AnyHashable?)?

  • 集合section头自定义尺寸缓存key句柄，默认nil，优先级高

    Declaration

    Swift

    open var cacheKeyForHeader: ((Int) -> AnyHashable?)?

  • 集合section尾自定义尺寸缓存key句柄，默认nil，优先级高

    Declaration

    Swift

    open var cacheKeyForFooter: ((Int) -> AnyHashable?)?

  • 集合选中事件，默认nil

    Declaration

    Swift

    open var didSelectItem: ((UICollectionView, IndexPath) -> Void)?

  • 集合cell即将显示句柄，默认nil

    Declaration

    Swift

    open var willDisplayCell: ((UICollectionViewCell, IndexPath) -> Void)?

  • 集合cell即将停止显示，默认nil

    Declaration

    Swift

    open var didEndDisplayingCell: ((UICollectionViewCell, IndexPath) -> Void)?

  • 集合滚动句柄，默认nil

    Declaration

    Swift

    open var didScroll: ((UIScrollView) -> Void)?

  • 集合即将开始拖动句柄，默认nil

    Declaration

    Swift

    open var willBeginDragging: ((UIScrollView) -> Void)?

  • 集合即将停止拖动句柄，默认nil

    Declaration

    Swift

    open var willEndDragging: ((UIScrollView, CGPoint, UnsafeMutablePointer<CGPoint>) -> Void)?

  • 集合已经停止拖动句柄，默认nil

    Declaration

    Swift

    open var didEndDragging: ((UIScrollView, Bool) -> Void)?

  • 集合已经停止减速句柄，默认nil

    Declaration

    Swift

    open var didEndDecelerating: ((UIScrollView) -> Void)?

  • 集合已经停止滚动动画句柄，默认nil

    Declaration

    Swift

    open var didEndScrollingAnimation: ((UIScrollView) -> Void)?

Lifecycle

  • 初始化并绑定collectionView

    Declaration

    Swift

    public convenience init(collectionView: UICollectionView)

UICollectionViewDataSource

UICollectionViewDelegateFlowLayout

UICollectionViewDelegate

UIScrollViewDelegate