状态栏
class XYHelper: NSObject {static var statusBarHeight = UIApplication.shared.statusBarFrame.size.height
导航栏
class FDReleaseVC: UIViewController, HXPhotoViewDelegate {var navigationBarHeight:CGFloat! {navigationController?.navigationBar.frame.size.height}
参考博客:
iOS开发之获取状态栏和导航栏尺寸(宽度和高度)