view.Layer.CornerRadius 无法处理 UIView 的 UIScrollView 子视图 Swift 3 iOS

view.Layer.CornerRadius not working on UIScrollView subView of UIView Swift 3 iOS

我希望视图有圆角所以我添加了

cardView.layer.cornerRadius = 5

但是 cardView 的子视图,即 UIScrollView 的 sViewListing 似乎不受它的影响。

我只想将 UIScrollView 的右上角和左上角 cornerRadius 设置为 5,所以我尝试使用 UIBezierPath 来掩盖它,但它似乎仍然没有工作。

以下是我试过的:

import UIKit

class TableViewCell: UITableViewCell {

@IBOutlet var cardView: UIView!
@IBOutlet var sViewListing: UIScrollView!
@IBOutlet var bookTitleListing: UILabel!
@IBOutlet var ratingListing: UIImageView!
@IBOutlet var locationListing: UILabel!
@IBOutlet var priceListing: UILabel!

override func awakeFromNib() {
    super.awakeFromNib()

    let path = UIBezierPath(roundedRect:sViewListing.bounds,
                            byRoundingCorners:[.topRight, .topLeft],
                            cornerRadii: CGSize(width: 5, height:  5))

    let maskLayer = CAShapeLayer()

    maskLayer.path = path.cgPath
    sViewListing.layer.mask = maskLayer
    cardView.backgroundColor = UIColor.white
    cardView.layer.cornerRadius = 5
    cardView.clipsToBounds = true
    cardView.layer.masksToBounds = false
    cardView.layer.shadowColor = UIColor.black.withAlphaComponent(0.3).cgColor
    cardView.layer.shadowOffset = CGSize(width: 0, height: 0)
    cardView.layer.shadowOpacity = 0.8

    }

}

我该如何解决?

成功:

cardView.layer.masksToBounds = true
sViewListing.layer.masksToBounds = true

将其进一步嵌套在另一个 UIView 中并将其命名为 maskedCardView 并添加了代码

maskCardView.layer.cornerRadius = 5
maskCardView.layer.masksToBounds = true

添加出口后

@IBOutlet var maskCardView: UIView!

这样它可以在遮盖 UIScrollView 的左上角和右上角的同时保留阴影。这是完整的代码供参考。

import UIKit

class TableViewCell: UITableViewCell {

    @IBOutlet var cardView: UIView!
    @IBOutlet var sViewListing: UIScrollView!
    @IBOutlet var bookTitleListing: UILabel!
    @IBOutlet var ratingListing: UIImageView!
    @IBOutlet var locationListing: UILabel!
    @IBOutlet var priceListing: UILabel!
    @IBOutlet var maskCardView: UIView!

    override func awakeFromNib() {
        super.awakeFromNib()

        maskCardView.layer.cornerRadius = 5
        maskCardView.layer.masksToBounds = true

        cardView.backgroundColor = UIColor.white
        cardView.layer.cornerRadius = 5
        cardView.clipsToBounds = true
        cardView.layer.masksToBounds = false
        cardView.layer.shadowColor = UIColor.black.withAlphaComponent(0.3).cgColor
        cardView.layer.shadowOffset = CGSize(width: 0, height: 0)
        cardView.layer.shadowOpacity = 0.8

    }

}

无论如何谢谢! :)

这是我的方法。

@IBOutlet weak var roundConnerView: UIScrollView! {
    didSet {
        roundConnerView.layer.cornerRadius = 10
        roundConnerView.layer.masksToBounds = true
    }
}