Book Image

SwiftUI Cookbook - Third Edition

By : Juan C. Catalan
5 (1)
Book Image

SwiftUI Cookbook - Third Edition

5 (1)
By: Juan C. Catalan

Overview of this book

SwiftUI is the modern way to build user interfaces for iOS, macOS, and watchOS. It provides a declarative and intuitive way to create beautiful and interactive user interfaces. The new edition of this comprehensive cookbook includes a fully updated repository for SwiftUI 5, iOS 17, Xcode 15, and Swift 5.9. With this arsenal, it teaches you everything you need to know to build beautiful and interactive user interfaces with SwiftUI 5, from the basics to advanced topics like custom modifiers, animations, and state management. In this new edition, you will dive into the world of creating powerful data visualizations with a new chapter on Swift Charts and how to seamlessly integrate charts into your SwiftUI apps. Further, you will be able to unleash your creativity with advanced controls, including multi-column tables and two-dimensional layouts. You can explore new modifiers for text, images, and shapes that give you more control over the appearance of your views. You will learn how to develop apps for multiple platforms, including iOS, macOS, watchOS, and more. With expert insights, real-world examples, and a recipe-based approach, you’ll be equipped to build remarkable SwiftUI apps that stand out in today’s competitive market.
Table of Contents (20 chapters)
18
Other Books You May Enjoy
19
Index

Creating a list of static items

List views are like scroll views in that they are used to display a collection of items. However, List views are better for dealing with larger datasets because they do not load the entirety of the datasets in memory.

When we refer to a list of static items, we mean that the information that the list displays is predetermined in our code, and it does not change when the app is running. A good example of this use is the iOS settings app, where we have a list of settings that are fixed by the iOS version. Every time we run the settings app, we see the same list, its content, is static.

In contrast, a list of dynamic items has its content determined every time the app runs. As such, the app needs to accommodate any number of items in the list. One well-known example is the iOS mail app, where we have a list of our latest emails. The content of this list changes every time we run the app, making its content dynamic.

In this recipe, we will...