Self refers to the type conforming to the Storyboardable protocol. We define a protocol extension for the Storyboardable protocol and use a generic where clause to require that Self is a subclass of UIViewController. But a protocol extension can help us simplify the solution we're implementing. Xcode draws a segue between the two view controllers. The storyboard would not open with right-click -> Xcode Interface Builder, saying I needed XCode 8 or higher (12.3 is installed). I tried to make changes to LaunchScreen.storyboard. private func showQuotes() Įvery type conforming to the Storyboardable protocol needs to implement these computed properties as well as the instantiate() method. storyboard to the right of the view controller window that contains the push button. The project built and ran in the simulator no problem. Open AppCoordinator.swift and navigate to the showQuotes() method. I built it to test on Xcode 12 beta 3 on my Mac, but cannot see a way to. Its curious that Apple says a launchScreen.storyboard is required but no longer includes one in Xcode 12s App project template for SwiftUI. But the default files I am used to deleting or manipulating aren't there anymore. Just started a new app, which I planned to create without storyboards. If you're familiar with Cocoacasts, then you may know that I'm allergic to string literals randomly scattered in a project. Storyboard, add UIImageView and add 2 buttons as shown below name them ROTATE BY. Starting April 30, 2020, apps submitted to the App Store must use an Xcode storyboard to provide the app’s launch screen. Haven't touched Xcode since it upgraded to 12.4.
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