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iOS 17 Programming for Beginners

iOS 17 Programming for Beginners

By : Ian Lockett, Ahmad Sahar
4.6 (21)
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iOS 17 Programming for Beginners

iOS 17 Programming for Beginners

4.6 (21)
By: Ian Lockett, Ahmad Sahar

Overview of this book

In a world with nearly 2 million apps on the App Store, the demand for skilled iOS developers has never been higher. "iOS 17 Programming for Beginners, Eighth Edition" is your gateway to this lucrative and dynamic field. This hands-on guide is tailored for those who are new to iOS and takes you on a journey from learning the Swift language to crafting your own app and seeing it thrive on the App Store. Our approach is hands-on and practical. Each chapter is designed to be a stepping stone in your development journey, providing step-by-step tutorials, real-life examples, and clear explanations of complex concepts. As you progress, you'll not only be skilled in Swift but also incorporate cutting-edge technologies into your apps. You'll learn how to publish your creations and harness the power of iOS 17 through a straightforward and easy to program example app divided into manageable parts. By the time you've completed this book, you'll possess the skills and knowledge to not only develop and publish captivating apps but also leverage online resources to continually enhance your app development prowess.
Table of Contents (34 chapters)
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1
Part 1: Swift
11
Part 2: Design
16
Part 3: Code
26
Part 4: Features
32
Other Books You May Enjoy
33
Index

Adding a widget to your Home and Lock screens

Up until now, you’ve been testing your widget using the JRNLWidgetExtension scheme. You’ll now use the JRNL scheme and see how to add widgets to the Home and Lock Screens.

Follow these steps:

  1. Select the JRNL scheme and iPhone SE (3rd generation) from the Scheme menu:

Figure 25.16: Scheme menu with JRNL and iPhone SE selected

  1. Build and run your app, and add a few journal entries through the app. Then, stop your app.
  2. In Simulator, choose Home from the Device menu. You should see the JRNL widget on the screen:

Figure 25.17: Simulator showing the JRNL widget on the Home screen

  1. If you don’t see the JRNL widget, touch and hold the Home screen background until all the apps on the screen display a badge.
  2. Tap the + button at the top right of the screen to open the widget gallery.
  3. Search for the JRNL widget, tap it, then tap Add Widget...

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