我没有调用任何UICollectionViewDelegateFlowLayout方法.有人可以帮我找到解决方案吗？
在我的ViewDidLoad方法中,我为集合视图设置了委托和数据源as
self.collectionView.delegate = self和
self.collectionView.dataSource = self
这是我的委托方法:
func collectionView(collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, insetForSectionAt section: Int) -> UIEdgeInsets {
let deviceIdiom = UIScreen.mainScreen().traitCollection.userInterfaceIdiom
switch(deviceIdiom){
case .Phone:
return UIEdgeInsets(top: 50, left: 10, bottom: 0, right: 10)
case .Pad:
return UIEdgeInsets(top: 60, left: 20, bottom: 0, right: 20)
default:
break
}
}
func collectionView(collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, minimumInteritemSpacingForSectionAt section: Int) -> CGFloat {
return CGFloat(8)
}
func collectionView(collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, sizeForItemAtIndexPath indexPath: NSIndexPath) -> CGSize { …