In WWDC 21, one of the announcements that caught my attention was the massive changes of Swift Playgrounds. Not only can you learn Swift using Playgrounds, the new update allows developers to create apps entirely on iPad and submit them to App Store directly....
It is very common that you need to display web content in your apps. The iOS SDK provides three options for developers to show web content: Mobile Safari, WKWebView, and SFSafariViewController. In iOS 14 (or later), the SwiftUI framework provides a view...
In iOS development, navigation view is definitely one of the most commonly used components. When SwiftUI was first released, it came with a view called NavigationView for developers to build navigation-based user interfaces. With...
Starting from iOS 16, SwiftUI provides AnyLayout and the Layout protocol for developers to create customized and complex layouts. AnyLayout is a type-erased instance of the layout protocol. You can use AnyLayout to create a...
As you know, Apple released Xcode 14 and iOS 16, along with the debut of iPhone 14. Now our Mastering SwiftUI book is updated to support the latest version of iOS and Xcode. All the content including screenshots and...
In iOS 16, SwiftUI introduces a new view called Gauge for displaying progress. You can actually use it to show values within a range. In this tutorial, let’s see how to use the Gauge view and work with different gauge...
In iOS 16, other than introducing the new NavigationStack, Apple also released a new view container named NavigationSplitView for developers to create two or three column navigation interface. If you want to build UI similar to...
Prior to iOS 16, if you need to display a photo picker for users to choose photos from Photo library, you have to rely on PHPickerViewController or the older UIImagePickerController of UIKit. It’s not difficult to use it as...
Earlier, we showed you how to use ImageRenderer to capture a SwiftUI view and save it as an image. This new class, introduced in iOS 16, can also let you convert a view into a PDF document. In this tutorial, we will build on the...
ImageRenderer is another new API for SwiftUI that comes with iOS 16. It allows you to easily convert any SwiftUI views into an image. The implementation is very simple. You instantiate an instance of ImageRenderer with a view for...
In iOS 16, SwiftUI comes with a new view called ShareLink. When users tap on the share link, it presents a share sheet for users to share content to other applications or copy the data for later use. The ShareLink view is...
Other than all the new features of SwiftUI in iOS 16, Apple also announced Swift 5.7 which will come along with the release of Xcode 14. Let’s check out one minor but welcome change in Swift 5.7. Swift has the concept of...