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Swift Essentials - Second Edition by Dr. Alex Blewitt

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Chapter 8. Adding Watch Support

Apple released watchOS to the public with the release of the Apple Watch in April 2015. However, with the release of watchOS 2 in September 2015, developers have been able to write extensions that run on the watch itself rather than relying on a companion iOS device being available. This chapter will show how to add watch support to the existing Repository Browser application (created in Chapter 7, Building a Repository Browser.)

This chapter will present the following topics:

  • Adding a watch extension to an existing project
  • The type of watch interfaces
  • Using tables, text, and images
  • How to transition between screens with selected context
  • Best practices for watch applications

Watch applications

A watch application consists ...

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