override func viewDidLoad() {
super.viewDidLoad()
if let imageView = self.findNavLineView(view: navigationBar) {
// 在分隔线上添加一个跟分隔线大小一模一样的View, 然后修改颜色即可
let navBarLineView = UIView()
navBarLineView.frame = imageView.bounds
navBarLineView.backgroundColor = Color(247, 247, 247, 1)
imageView.addSubview(navBarLineView)
}
}
// 获取导航栏的分隔线
func findNavLineView(view: UIView?) -> UIImageView? {
if let view = view {
if view.isKind(of: UIImageView.self) && view.height <= 1.0 {
return view as? UIImageView
}
for subView in view.subviews {
let imageView = findNavLineView(view: subView)
if imageView != nil {
return imageView
}
}
}
return nil
}