NSScreencast Episode #139 Today Extensions in iOS 8

Today Extensions in iOS 8 - NSScreencast

Today Extensionの実装

• iOS8 Today Extension
  • 通知部分で使える
  • App Extension Programming Guide: App Extensions Increase Your Impact
• XCode
  • Today Extension
    • product name
    • language swift
  • files
    • Controller
    • MainInterface.storyboard
• Objects -> Control drag to source code
  • Stepper -> IBAction
  • numberLabel -> IBOutlet
• Share code between main app and extension
  • Create CoffeeTracker class
  • Drag 'Object' on tree of storyboard
    • Set class name
    • Reference to view and view controller
    • IBOutlet
    • @objc class CoffeeTracker : NSObject
• Back to extension
  • Drag 'Object' on storyboard tree
  • Reference to label and stepper
  • Remove extra relations
  • Custom Class
    • Class & Module
• build separately from main app
• Store data
  • CoreData
  • NSUserDefaults
• できないこともまだ多いらしい
  • Tumblr Engineering - What we learned building the Tumblr iOS share extension