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How to use a custom uinavigationcontroller subclass?


Asked by Lawrence Andrade on Dec 13, 2021 FAQ



Use a custom UINavigationController subclass, which implements the shouldPop method. When set, your shouldPopHandler () will be called to decide whether the controller will be pop or not.
One may also ask,
Get popController, then call popController dismiss api. If you want pop UINavigationController, and every stacked UIViewController contentSize is not same. You can use HWPopNavigationController. HWPopNavigationController subclass UINavigationController, you can inherit from HWPopNavigationController, config contentSizeInPop as default contentSize.
In fact, The delegate object can override the pushing or popping of view controllers, provide custom animation transitions, and specify the preferred orientation for the navigation interface. The delegate object you provide must conform to the UINavigationControllerDelegate protocol.
Just so,
If you subclass UINavigationBar, you must initialize your navigation controller using the init (navigationBarClass:toolbarClass:) method. To hide or show the navigation bar, use the isNavigationBarHidden property or setNavigationBarHidden (_:animated:) method.
Subsequently,
UINavigationController is similar to UITabBarController in that it manages, and swaps in and out, multiple content views. The main difference between the two is that UINavigationController is implemented as a stack, which makes it well suited to working exactly with hierarchies.