•Focus Interaction in tvOS 11 - Apple Inc.
App Frameworks
#WWDC17
?Focus Interaction in tvOS 11
? Session 224
Matt Ricketson, UIKit Engineer Jon Staff, UIKit Engineer
? 2017 Apple Inc. All rights reserved. Redistribution or public display not permitted without written permission from Apple.
?New features and enhancements ?Support for SceneKit ?New debugging tools
?Review
Review
Focus environment hierarchy
Root Environment Common Parent Environment
Environment Item
Environment Item
Review
Focus environment hierarchy
Root Environment Common Parent Environment
Environment Item
Environment Item
UIFocusItem
Review
Focus environment hierarchy
Root Environment Common Parent Environment
Environment Item
Environment Item
UIFocusEnvironment UIFocusItem
Review
Focus environment hierarchy
Root Environment Common Parent Environment
Environment Item
Environment Item
Review
Types of focus updates
User-initiated focus movement Programmatic focus updates ? Requested via setNeedsFocusUpdate
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