The_Keys_to_a_Better_Text_Input_Experience.md

WWDC 2017

Table of Contents

• The Keys to a Better Text Input Experience - Friday
  • Integrating the Keyboard into Your App
    • Undocked and Split Keyboards
    • Working with non-scrolling views
  • Making Your App Feel Magical
    • Multilingual - Remembering User Selected Keyboard
    • UIResponder to Remember Keyboard
    • Being Aware of Context
    • Smart Quote and Smart Dash
    • Smart Insertion and Deletion
    • Marked Text
    • Hardware Keyboard
  • Creating Custom Input Views
  • Other Third Party Keyboard APIs

The Keys to a Better Text Input Experience - Friday

Session video and resources: https://developer.apple.com/videos/play/wwdc2017/242/

Integrating the Keyboard into Your App

Undocked and Split Keyboards

• Being in the right space

Working with non-scrolling views

• Use keyboard anchors in auto-layout
• Use intrinsicContentSize

Making Your App Feel Magical

Multilingual - Remembering User Selected Keyboard

UIResponder to Remember Keyboard

• TextInputContextIdentifier

Being Aware of Context

• UITextContentType
  • Provides contextual predictions
  • Displays on QuickType bar
  • QuickType Sources are shown in the bar
• Context Types for Password AutoFill
  • UITextContentTypeUsername & UITextContentTypePassword
  • Check password autofill session

Smart Quote and Smart Dash

• Typographical automatic conversions

Smart Insertion and Deletion

• Automatic whitespace handling for context being added/deleted

All these are turned by on default but UITextInputTraits

• .default, .yes, .no

Marked Text

Hardware Keyboard

• Override the key commands in UIResponder via UIKeyCommand to support actions like CMD-Z

Creating Custom Input Views

• Subclass UIInputViewController

Other Third Party Keyboard APIs

• Incorporate the system input menu via globe icon
• Personalization with the supplementary lexicon
• Multilingual