Get the free View Controller Lifecycle and UIKit

Developing Applications for lecture 8: View Controller Lifecycle and UIKitRadu Ionesco reduce. Ionesco×gmail.com Faculty of Mathematics and Computer Science University of BucharestContent View Controller

How to fill out view controller lifecycle and

How to fill out view controller lifecycle and

1. Create a new view controller class by subclassing UIViewController.
2. Override the viewDidLoad() method to perform any initial setup for your view controller.
3. Implement the viewWillAppear(_ animated: Bool) method to handle tasks that need to be performed just before the view appears on the screen.
4. Use the viewDidAppear(_ animated: Bool) method to handle tasks that should be performed once the view is visible on the screen.
5. Implement the viewWillDisappear(_ animated: Bool) method to handle tasks that need to be performed just before the view disappears from the screen.
6. Use the viewDidDisappear(_ animated: Bool) method to handle tasks that should be performed once the view is no longer visible on the screen.
7. Override the didReceiveMemoryWarning() method to handle low memory situations and clean up any unnecessary resources.
8. Implement any additional view controller lifecycle methods as needed for your specific application.

Who needs view controller lifecycle and?

1. Developers who are creating iOS apps using the UIKit framework.
2. Anyone who wants to understand the flow and lifecycle of view controllers in an iOS app.
3. Individuals who need to properly manage the setup, appearance, and cleanup of view controllers in their app.
4. Designers who want to optimize the user experience by understanding when certain actions or updates should occur in the app's UI.
5. Project managers who need to have a high-level understanding of how view controllers work in order to plan and coordinate app development.

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