Quickly get started creating WatchKit apps with this essential beginners guide to building apps for the Apple Watch. In this book, coauthors Mark Goody and Maurice Kelly introduce you to the technical aspects of building WatchKit apps and show you how to create a WatchKit project. In each chapter, Mark and Maurice highlight key WatchKit concepts, offering guidance and highlighting best practices, on the way to building apps for the Apple Watch. Readers will not just learn the concepts of WatchKit but understand how to use them in a real-world setting. Mark and Maurice cover how to use extensions to extend functionality and content to the watch, how to handle navigation and controls, and how to design the user interface for your apps. The coauthors look at how to handle notifications and how to communicate with an iPhone before turning to how to ship your WatchKit app. Readers will learn how to * Configure their WatchKit project. * Create interfaces and navigate between screens. * Work with interface objects. * Manage information with glances. * Handle remote and local notifications. Part of the Develop and Design series, books built for both sides of your brain.

Learn & Master watchOS with SwiftUI!watchOS with SwiftUI by Tutorials is here to help you learn all you need to know about Apple Watch development using the new declarative SwiftUI framework for building modern and engaging user interfaces. Learn all the main concepts by building different watchOS apps that implement all all of these functionalities. In this book, you will cover most of the concepts required to master watchOS development.Who This Book is ForThis book is for beginner and intermediate developers who wish to know how to develop watchOS apps in a declarative and modern way by implementing SwiftUI.Topics Covered in watchOS With SwiftUI by Tutorials:watchOS app project structure: Apple Watch has a slightly different project structure compared to iOS. So you will learn those differences.Use the Digital Crown in your apps: Build the famous Pong videogame but for watchOS and learn how the Digital Crown can enhance your users experience.Watch Connectivity: The Watch Connectivity framework will show you the different ways you can transfer data between iOS and watchOS apps.Snapshots: Snapshots provide a way for users to quickly view the state of an app showing updated and relevant information.Notifications: watchOS offers support for several different types of notifications and allows you to customize them to the individual needs of your watch app.watchOS app Lifecycle: Find out about the Apple Watch Lifecycles and how it transitions between states while extending current runtime sessions.Complications: Complications are small elements that appear on the user's selected watch face and provide quick access to frequently used data from within your app.Watch Face sharing: You can easily share your own custom Watch Faces through your iOS device or via web.Signing in with Apple Watch: Sign in with Apple to allow simple and straight-forward registration and authentication.HealthKit: Implement HealthKit in your WatchOS app to track health-related information and take advantage of Apple Health capabilities.One thing you can count on: after reading this book, you'll be prepared to develop professional Apple Watch apps with SwiftUI.

You've got a great idea for an Apple Watch app. But how do you get your app from idea to wrist? This book shows you how to make native watchOS apps for Apple's most personal device yet. You'll learn how to display beautiful interfaces to the user, how to use the watch's heart rate monitor and other hardware features, and the best way to keep everything in sync across your users' devices. New in this edition is coverage of native apps for watchOS 2. With the new version of the WatchKit SDK in Xcode 7, your apps run directly on the watch. On Apple Watch, your app is right on your users' wrists, making your code closer than ever before. Create native watchOS apps by extending your iPhone app with a WatchKit Extension, giving your users quick access to your app's most important features and an intimate user experience that's always within arm's reach. You won't just be creating apps - with Glances to provide timely information, notifications to inform your users of the latest updates, and watch face complications to show your users data as soon as they raise their wrists, your watchOS apps will be the best the App Store has to offer. Any book can teach you how to make a watch app. This book will help focus your efforts and refine your app's feature set. Which features make sense on the watch? How should you organize them? You'll learn what to consider when judging watch app features, allowing you to come up with the best strategy for your app. You'll test your apps on real Apple Watch hardware, and by the end of this book, you'll be ready to ship to the App Store. What You Need: You'll need a Mac running OS X Yosemite capable of running Xcode 7 or later. To build your apps for your Apple Watch, you'll need to be running watchOS 2 or later, connected to a compatible iPhone.

Learn & Master watchOS with SwiftUI!watchOS with SwiftUI by Tutorials is here to help you learn all you need to know about Apple Watch development using the new declarative SwiftUI framework for building modern and engaging user interfaces. Learn all the main concepts by building different watchOS apps that implement all all of these functionalities. In this book, you will cover most of the concepts required to master watchOS development.Who This Book is ForThis book is for beginner and intermediate developers who wish to know how to develop watchOS apps in a declarative and modern way by implementing SwiftUI.Topics Covered in watchOS With SwiftUI by Tutorials:watchOS app project structure: Apple Watch has a slightly different project structure compared to iOS. So you will learn those differences. Use the Digital Crown in your apps: Build the famous Pong videogame but for watchOS and learn how the Digital Crown can enhance your users experience. Watch Connectivity: The Watch Connectivity framework will show you the different ways you can transfer data between iOS and watchOS apps. Snapshots: Snapshots provide a way for users to quickly view the state of an app showing updated and relevant information. Notifications: watchOS offers support for several different types of notifications and allows you to customize them to the individual needs of your watch app. watchOS app Lifecycle: Find out about the Apple Watch Lifecycles and how it transitions between states while extending current runtime sessions. Complications: Complications are small elements that appear on the user's selected watch face and provide quick access to frequently used data from within your app. Watch Face sharing: You can easily share your own custom Watch Faces through your iOS device or via web. Signing in with Apple Watch: Sign in with Apple to allow simple and straight-forward registration and authentication. HealthKit: Implement HealthKit in your WatchOS app to track health-related information and take advantage of Apple Health capabilities.One thing you can count on: after reading this book, you'll be prepared to develop professional Apple Watch apps with SwiftUI.

Build real-world applications for the Apple Watch platform using the WatchKit framework and Swift 2.0 About This Book Find out how to download and install the Xcode development tools before learning about Xcode playgrounds and the Swift programming language Discover everything you need to know about the WatchKit platform architecture, its classes, as well its limitations This book introduces you to the very latest mobile platform with hands-on instructions so you can build your very own Apple Watch apps Who This Book Is For This book is for developers who are interested in creating amazing apps for the Apple Watch platform. Readers are expected to have no prior experience of programming. What You Will Learn Navigate within the WatchKit interface using the page-based, modal, and hierarchical navigation techniques Work with context menus to allow your users to interact with the Apple Watch and respond to their actions to perform a task Use the MapKit framework to display a map within the WatchKit interface to track the user's current location Build effective user interfaces for the WatchKit platform and integrate iCloud capabilities to synchronize data between the iOS app and the WatchKit UI Design your apps for the Apple Watch platform by adhering to the set of User Interface design guidelines set out by Apple Reinforce image caching to display animations within the Apple Watch user interface Explore WatchKit tables, which allow your users to purchase groceries and pay for them using Apple Pay Analyze the new layout system to ensure that your Apple Watch apps work with various screen sizes In Detail Wearable are the next wave of mobile technology and with the release of Apple's WatchKit SDK, a whole new world of exciting development possibilities has opened up. Apple Watch App Development introduces you to the architecture and possibilities of the Apple Watch platform, as well as an in-depth look at how to work with Xcode playgrounds. Benefit from a rapid introduction to the Swift programming language so you can quickly begin developing apps with the WatchKit framework and the Xcode Development IDE. Get to grips with advanced topics such as notifications, glances, iCloud, Apple pay, closures, tuples, protocols, delegates, concurrency, and using Swift Playgrounds, with each concept is backed up with example code that demonstrates how to properly execute it. Finally, discover how to package and deploy your Watch application to the Apple AppStore. By the end of this book, you will have a good understanding of how to develop apps for the Apple Watch platform, and synchronize data using iCloud between the wearable and the iOS device. Style and approach This book takes a step-by-step approach to developing applications for the Apple Watch using the Swift programming language and the WatchKit UI. Each topic is explained in a conversational and easy-to-follow style.

Intended for readers with some existing experience of iOS development, watchOS 2 App Development Essentials has been fully updated for watchOS 2, Swift 2 and Xcode 7. Beginning with the basics, this book provides an introduction to WatchKit apps and the watchOS 2 app development architecture before covering topics such as tables, navigation, user input handling, maps, menus, working with images and videos and the recording and playback of audio. More advanced topics are also covered throughout the book, including communication and data sharing between a WatchKit app and the parent iOS app using the WatchConnectivity framework, working with custom fonts, user interface animation, clock face complications and the design and implementation of custom notifications. As with all the books in the "Development Essentials" series, watchOS 2 App Development Essentials takes a modular approach to the subject of app development for the Apple Watch, with each chapter covering a self-contained topic area consisting of detailed explanations, examples and step-by-step tutorials. This makes the book both an easy to follow learning aid and an excellent reference resource.