         let image = images[indexPath.item]
         //设置给cell
         cell.image = image
+        
+        //定义一个闭包
+        cell.deleteClickClosure = {[weak self]
+            () -> () in
+            self?.images.remove(at: indexPath.item)
+        //刷新数据
+            self?.reloadData()
+        }
+        
         return cell
     }
     



class WYComposePictureViewCell: UICollectionViewCell {
    //通过外界传值设置image图片
    var image : UIImage? {
        

    
    func deleteButtonClick() {
        print("点击了删除")
        //执行闭包,因为我们要删除images里面的元素,在这里娶不到,那么我们就要告诉pictureview
        deleteClickClosure?()
    }
    
    
