Adapting iOS8

Guidelines, gotchas and some cool stuff to consider when making your app ready for iOS8

Transcript

1. Adapting iOS 8
   Aviel Lazar
   @aviellazar  
   TLV iOS Developers Meetup
   

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2. Your iOS7 apps
   •  Work!
   •  Don’t look deprecated
   •  And yet…
   

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3. Privacy Permissions Attack
   

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4. Permissions Attack #1
   Camera
   

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5. Always
   vs.
   While in Use
   Permissions Attack #2
   Location
   

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6. Permissions Attack #3
   •  Permission Required
   – NEW: Local Notifications
   – Push Notifications
   •  No Permission Needed:
   – Silent Push Notifications
   •  Gotcha: New API!
   registerUserNotificationSettings:notificationSettings  
   

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7. Best Practices
   •  Prompt in context
   •  Specify the purpose
   •  NEW: Privacy settings link
   !UIApplicationOpenSettingsURLString"
   "
   http://techcrunch.com/2014/04/04/the-right-way-to-ask-users-for-ios-permissions/
   

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8. Push Notifications
   

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9. In App Purchases
   •  Ask to Buy feature of Family Sharing
   – New transaction state – Deferred
   

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10. •  Payment is neither purchased or failed
    – Further update will be received
    – Indeterminate time
    •  Meanwhile
    – Allow the user to use the app
    – Repurchase allowed
    Deferred Transaction
    

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11. Keyboard
    Height
    Accessory View Displayed
    Above that
    

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12. Condensing Bars
    

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13. UI Adaptivity
    •  Canvas Space vs. Orientation
    •  Regular vs. Compact
    

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14. UI Adaptivity
    

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15. UI Adaptivity
    •  UITraitsCollection
    – horizontalSizeClass
    – verticalSizeClass
    – displayScale
    – userInterfaceIdiom
    

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16. UI Adaptivity
    •  Adaptive View Controller - UITrairtsEnviorment
    –  UIPresentationController
    •  Popover
    •  AlertsView,ActionSheet
    •  Search
    •  Custom
    –  UISplitViewController
    •  Adaptive Image Assets
    "
    [UIImage named: ”Cart” "
    inBundle: nil "
    compatibleWithTraitCollection: self.traitCollection]"
    

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17. UI Adaptivity Gotcha
    •  [[UIScreen mainScreen] bounds]
    – Is now orientation aware!
    

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18. UITableView
    Dynamic Text Support
    

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19. UITableView Cells
    •  rowHeight
    •  Delegate
    •  Self Sizing Cells (Dynamic Type)
    – Auto Layout
    – sizeThatFits: is height for width
    – table.View.rowHeight =44 (gotcha)
    – tableView.estimatedRowHeight = 44
    

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20. WKWebView
    •  It’s the Safari WebView
    –  Multi Process , Gestures, Fast JavaScript
    •  Powerful integration for Hybrid Apps:
    •  Navigation Delegate
    •  User scripts
    •  Script Messages
    –  JSON"
    –  window.webkit.messageHandlers..postMessage();"
    

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21. WKWebView
    

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22. Modern Objective - C
    •  instanacetype
    –  (instancetype)initWithFrame:(CGRect)frame; "
    •  Properties vs. method notations
    ! !"
    

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23. iTunes Connect
    •  iTunes Connect Analytics
    –  App Page Views
    –  Website Links
    –  Campaign Links
    •  App Bundles
    –  Only for paid apps
    –  Complete my bundle
    

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24. App Previews
    •  30 Seconds
    •  Shows UI/Functionality
    •  Easily Capture
    - OS X Yosemite and iOS 8
    •  Can Do:
    –  Narrations
    •  Don’t Do:
    –  Hands
    –  Prices
    –  Copyright infringement
    

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25. Hidden Gems & More…
    •  Localization
    –  XCode will Import/Export XLIFF files
    –  Previews (RTL support)
    •  Instruments
    –  Network profiling
    

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26. Thank You
    We’re Hiring!
    aviel@chegg.com
    

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