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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

Getting permission to use the camera or photo library

Apple stipulates that your app must inform the user if it wishes to access the camera or photo library. If you don’t do this, your app will be rejected and will not be allowed on the App Store.

You’ll modify the Info.plist file in your project to make your app display messages when it tries to access the camera or photo library. Follow these steps:

  1. Click the Info.plist file in the Project navigator. Move your pointer over the Information Property List row and click the + button to create a new row.
  2. In the new row, set the Key to Privacy – Photo Library Usage Description and set the Value to This app uses photos in your photo library when creating journal entries.
  3. Add a second row using the + button. This time, set the Key to Privacy – Camera Usage Description and set the Value to This app uses your camera when creating journal entries. Your Info.plist file should look like...

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