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Custom UINavigationBar Height
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// MARK: - SceneDelegate | |
class SceneDelegate: UIResponder, UIWindowSceneDelegate { | |
var window: UIWindow? | |
func scene(_ scene: UIScene, willConnectTo session: UISceneSession, options connectionOptions: UIScene.ConnectionOptions) { | |
let navigationController = UINavigationController(navigationBarClass: NavigationBar.self, toolbarClass: nil) | |
(navigationController.navigationBar as! NavigationBar).preferredHeight = 88 | |
navigationController.setViewControllers([ViewController()], animated: false) | |
guard let windowScene = (scene as? UIWindowScene) else { return } | |
let window = UIWindow(windowScene: windowScene) | |
window.rootViewController = navigationController | |
window.makeKeyAndVisible() | |
self.window = window | |
} | |
} | |
// MARK: - NavigationBar | |
class NavigationBar: UINavigationBar { | |
var preferredHeight: CGFloat = 44 | |
override var frame: CGRect { | |
get { | |
return super.frame | |
} set { | |
var frame = newValue | |
frame.size.height = preferredHeight | |
super.frame = frame | |
} | |
} | |
override func layoutSubviews() { | |
super.layoutSubviews() | |
frame = CGRect(x: frame.minX, y: frame.minY, width: frame.width, height: preferredHeight) | |
} | |
} | |
// MARK: - ViewController | |
class ViewController: UITableViewController { | |
override func viewWillAppear(_ animated: Bool) { | |
super.viewWillAppear(animated) | |
transitionCoordinator?.animate { _ in | |
(self.navigationController?.navigationBar as? NavigationBar)?.preferredHeight = 88 | |
} | |
} | |
} | |
// MARK: - DetailViewController | |
class DetailViewController: UITableViewController { | |
override func viewWillAppear(_ animated: Bool) { | |
super.viewWillAppear(animated) | |
transitionCoordinator?.animate { _ in | |
(self.navigationController?.navigationBar as? NavigationBar)?.preferredHeight = 44 | |
} | |
} | |
} |
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