Returns a Boolean value indicating whether the navigation bar should push an item.
SDKs
- iOS 2.0+
- Mac Catalyst 13.0+
- tvOS 9.0+
Framework
- UIKit
Declaration
optional func navigationBar(_ navigationBar: UINavigationParameters
navigationBarThe navigation bar that the item is being pushed onto.
itemThe navigation item that is being pushed.
Return Value
true if the item should be pushed; otherwise, false.
Discussion
Sent to the delegate before pushing an item onto the navigation bar.