WatchOS 2 App Development Essentials

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		watchOS 2 Apps – An Overview

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Table of Contents

1. watchOS 2 Apps – An Overview
   • What is a watchOS App?
   • WatchKit App or watchOS App?
   • WatchKit Apps and iOS Apps
   • The watchOS SDK Frameworks
   • The Key Components of a WatchKit App
   • Basic WatchKit App Structure
   • WatchKit App Entry Points
     
     
2. Building an Example watchOS 2 WatchKit App
3. An Introduction to Watch Connectivity in watchOS 2
4. A watchOS 2 WatchConnectivity Messaging Tutorial
   • About the Project
   • Creating the Project
   • Enabling Audio Background Mode
   • Designing the iOS App User Interface
   • Establishing Outlets and Actions
   • Initializing Audio Playback
   • Implementing the Audio Control Methods
   • Initializing the iOS App Watch Connectivity Session
   • Designing the WatchKit App Scene
   • Initializing the WatchKit App Connectivity Session
   • Sending the Message to the iOS app
   • Handling the Message in the iOS app
   • Testing the Application
     
     
5. A watchOS 2 WatchKit Dynamic Layout and Animation Tutorial
   • Changing the Position of an Interface Object
   • Changing the Size of an Interface Object
   • Setting the Visibility of an Interface Object
   • Animating Interface Changes
   • An Animation Example
   • Designing the User Interface
   • Performing the Layout Changes and Animation
   • Testing the Animation
     
     
6. An Introduction to the watchOS 2 WatchKit WKInterfacePicker Object
   • An Overview of the WKInterfacePicker Object
   • Adding a Picker Object to a Storyboard Scene
   • Understanding Picker Object Attributes
   • Understanding Picker Object Styles
   • Creating Picker Item Objects
   • Setting the Currently Selected Item
   • Coordinating Animations
   • Requesting Focus for the Picker Object
   • Enabling and Disabling a Picker Object
   • Responding to Picker Changes
     
     
7. A watchOS 2 WatchKit Picker Tutorial
   • Creating the Picker Project
   • Designing the WatchKit App Scene
   • Implementing the Picker List Items
   • Implementing the Action Method
   • Testing the App
     
     
8. A WatchKit WKInterfacePicker Coordinated Animation Example
   • About the Coordinate Image Picker Project
   • Generating Radial Animations
   • Creating the Example Project
   • Designing the WatchKit App user Interface
   • Adding the Picker Image Sequences to the Project
   • Adding the Group Background Image Sequences to the Project
   • Implementing the Picker Animation Sequence
   • Configuring the Group Background Animation
   • Testing the App
     
     
9. Playing Movies and Audio on watchOS 2 using the WKInterfaceMovie Class
   • An Introduction to WKInterfaceMovie
   • Configuring a WKInterfaceMovie Instance
   • Directly Playing Content
   • Creating the WKInterfaceMovie Example
   • Designing the WatchKit App Scene
   • Adding the Video File to the Project
   • Configuring the Movie URL
   • Testing the App
     
     
10. A watchOS 2 WatchKit Audio Recording and Playback Example
    • The Audio Recording Controller
    • Launching the Audio Recording Controller
    • Using App Groups to Share Media File Access
    • The Audio Recording and Playback Tutorial
    • Designing the Main Storyboard Scene
    • Creating and Joining the App Group
    • Constructing the Save File URL
    • Implementing the Recording Code
    • Implementing the Playback Code
    • Testing the WatchKit App
      
      
11. A watchOS 2 Complication Tutorial
    • About the Complication Project
    • Creating the Complication Project
    • Configuring the Supported Complication Families
    • Adding the Data and Image to the Data Source
    • Implementing the Placeholder Delegate Method
    • Configuring Travel Directions
    • Adding a Timeline Entry Creation Method
    • Specifying the Timeline Start and End Dates
    • Providing the Current Timeline Entry
    • Providing the Remaining Timeline Entries
    • Adding the Complication to a Clock Face
    • Testing the Complication
      
      

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	Table of Contents	Next
		watchOS 2 Apps – An Overview