Getting Started with WidgetKit: Create Widgets for iOS and iPadOS

Description

Develop handy, UI/UX friendly and eye-pleasing widgets using the brand new WidgetKit. Apple’s brand new widgets allow iOS users to work with their favorite apps in the home screen of their iPhone or iPad without even opening the app! Join us in this exciting journey as we explore the APIs introduced in Apple’s WidgetKit framework. You'll dive into the human interface guidelines (HIG) for creating widgets and review the recommendations Apple gives to developers for developing widgets with intuitive, easy-to-learn, and consistent user interfaces. In addition, you’ll take a look at some SwiftUI views that are useful not only in creating widgets for iOS apps, but also for creating iOS apps themselves. You’ll put everything you learn into practical application by actually writing code and creating widgets. Get a clear view of how everything works so that you’re able to incorporate widgets into your real-world projects authentically and successfully. What You'll LearnConfigure widgets and make them talk to APIs using URLSessionWork with timelines and event handling in widgets Fetch content from a remote server and display the data in a widget Make content dynamic both remotely and locally  Who This Book Is For iOS developers working in the Apple ecosystem with a basic understanding of SwiftUI. Table of Contents About the Authors About the Technical Reviewer Before You Begin… Chapter 1: Getting Familiar with WidgetKit in a Flash Background Hello, WidgetKit! Summary Chapter 2: SwiftUI, Human Interface Guidelines, and Widget Family SwiftUI Basic SwiftUI Views for Widgets Text Button Image HStack VStack ZStack Human Interface Guidelines Widget Family Summary Chapter 3: Writing Your First Widget Widget Extension TimelineEntry TimelineProvider placeholder(in:) getSnapshot(in:completion:) getTimeline(in:completion:) Developing Your Widget’s UI WidgetConfiguration Summary Chapter 4: Making Widgets Configurable and Interactive Let’s Get Started Giving Widgets the Power to Talk to API Allowing Users to Configure Widgets Create and Configure a SiriKit Intent Definition File Switch to IntentConfiguration Talk to the API and Display Fresh Information in Widgets Time to Put Your Widgets to the Test! Navigating to the Relevant Screens of the App Through Tap Targets Addition of Tap Target in Small Widget Addition of Tap Target in Medium Widget Addition of Tap Target in Large Widget Summary Chapter 5: Fetching Configuration Options Getting Started Time to Create a SiriKit Intent Definition File Setting Up IntentHandler to Fetch Top Trends and Send Them to the Widget Switching to IntentConfiguration Create an IntentTimelineProvider Make the Switch to IntentConfiguration Test – Test – Test! Summary Index