April 2020
Beginner
316 pages
8h 20m
English
Content preview from Learn SwiftUI
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What is WatchKit?
WatchKit is the framework developed by Apple that is used by developers to create watchOS apps. Unveiled at WWDC 2015 alongside Xcode 7 beta, developers were given the power to create companion apps that would run alongside their parent apps.
Initially, watchOS apps needed a parent app to work (or exist even), and they were built as an extension to the parent iOS project from within Xcode. Recently, watchOS branched off from this approach and with the birth of the App Store for Apple Watch, an independent watchOS app could be built.
For this book, we'll concentrate on building a companion app using iOS extensions as our method to implement this. We'll take a closer look now at what extensions are and how they sit within ...
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