回答編集履歴
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修正
answer
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@@ -1,13 +1,70 @@
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おそらくViewの生成(サブクラスなのか?)、画面遷移部分のコードを見ないとなんとも言えないと思います。
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※ gifを見てもおそらく`Navigation`の`Push遷移`では無い気がしました。
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違うとおもいますが、ベースのViewにheaderViewを乗せ画面遷移させるコードを書いてみました。
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普通のpushの遷移でしたら角丸が消えることは無いです。
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```swift
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dispatch_async(dispatch_get_main_queue(),{
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let gradationColors = [UIColor.myGradationStartColor().CGColor, UIColor.myGradationEndColor().CGColor]
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import UIKit
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headerView.layer.insertSublayer(headerGradationLayer, atIndex: 0)
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class ViewController: UIViewController {
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override func viewDidLoad() {
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super.viewDidLoad()
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let screenWidth = UIScreen.mainScreen().bounds.width
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let baseView = UIView(frame: CGRect(x: 0, y: 20, width: screenWidth, height: 100))
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baseView.backgroundColor = UIColor.yellowColor()
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view.addSubview(baseView)
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let headerView = UIView(frame: CGRect(x: 10, y: 10, width: screenWidth - 20, height: 80))
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headerView.backgroundColor = UIColor.blueColor()
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headerView.layer.cornerRadius = 10
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headerView.layer.masksToBounds = true
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baseView.addSubview(headerView)
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let button = UIButton(frame: CGRect(x: 10, y: 20, width: 100, height: 50))
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button.setTitle("Next", forState: .Normal)
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button.addTarget(self, action: #selector(self.pusuButton(_:)), forControlEvents: .TouchUpInside)
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baseView.addSubview(button)
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}
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func pusuButton(sender: UIButton) {
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let next = ViewController1()
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self.navigationController?.pushViewController(next, animated: true)
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}
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}
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class ViewController1: UIViewController {
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override func viewDidLoad() {
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super.viewDidLoad()
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view.backgroundColor = UIColor.whiteColor()
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let screenWidth = UIScreen.mainScreen().bounds.width
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let baseView = UIView(frame: CGRect(x: 0, y: 20, width: screenWidth, height: 100))
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baseView.backgroundColor = UIColor.yellowColor()
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view.addSubview(baseView)
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let headerView = UIView(frame: CGRect(x: 10, y: 10, width: screenWidth - 20, height: 80))
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headerView.backgroundColor = UIColor.blueColor()
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headerView.layer.cornerRadius = 10
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headerView.layer.masksToBounds = true
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baseView.addSubview(headerView)
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let button = UIButton(frame: CGRect(x: 10, y: 20, width: 100, height: 50))
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button.setTitle("Back", forState: .Normal)
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button.addTarget(self, action: #selector(self.pusuButton(_:)), forControlEvents: .TouchUpInside)
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baseView.addSubview(button)
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}
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func pusuButton(sender: UIButton) {
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self.navigationController?.popViewControllerAnimated(true)
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}
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}
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```
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