Programming iOS 9 · Dive Deep Into Views, View Controllers, and Frameworks by Neuburg, Matt -- Read -- Imperial Library of Trantor

Index

Programming iOS 9 Preface

The Scope of This Book Some Swift Conventions Versions Acknowledgments From the Programming iOS 4 Preface Conventions Used in This Book Using Code Examples Safari® Books Online How to Contact Us

I. Views

1. Views

The Window Experimenting With Views Subview and Superview Visibility and Opacity Frame Bounds and Center Window Coordinates and Screen Coordinates Transform Trait Collections and Size Classes Layout

Autoresizing Autolayout

Constraints Autoresizing constraints Creating constraints in code Anchor notation Visual format notation Constraints as objects Guides and margins Intrinsic content size and alignment rects Stack views Internationalization Mistakes with constraints

Configuring Layout in the Nib

Autoresizing in the nib Constraints in the nib Creating a constraint Viewing and editing constraints Problems with constraints Conditional constraints

View Debugging, Previewing, and Designing

View debugger Previewing your interface Designable views and inspectable properties

View Events Related to Layout

2. Drawing

Images and Image Views

Image Files Image Views Resizable Images Image Rendering Mode Reversible Images

Graphics Contexts UIImage Drawing CGImage Drawing Snapshots CIFilter and CIImage Blur and Vibrancy Views Drawing a UIView Graphics Context Settings Paths and Shapes Clipping Gradients Colors and Patterns Graphics Context Transforms Shadows Erasing Points and Pixels Content Mode

3. Layers

View and Layer Layers and Sublayers

Manipulating the Layer Hierarchy Positioning a Sublayer CAScrollLayer Layout of Sublayers

Drawing in a Layer

Content Resizing and Positioning Layers that Draw Themselves

Transforms

Depth

Shadows, Borders, and Masks Layer Efficiency Layers and Key–Value Coding

4. Animation

Drawing, Animation, and Threading Image View and Image Animation View Animation

View Animation Options Canceling a View Animation Custom Animatable View Properties Springing View Animation Keyframe View Animation Transitions

Implicit Layer Animation

Animation Transactions Media Timing Functions

Core Animation

CABasicAnimation and Its Inheritance Using a CABasicAnimation Springing Animation Keyframe Animation Making a Property Animatable Grouped Animations Freezing an Animation Transitions Animations List

Actions

What an Action Is Action Search Hooking Into the Action Search Making a Custom Property Implicitly Animatable Nonproperty Actions

Emitter Layers CIFilter Transitions UIKit Dynamics

The Dynamics Stack Custom Behaviors Animator and Behaviors

UIDynamicItemBehavior UIGravityBehavior UIFieldBehavior UIPushBehavior UICollisionBehavior UISnapBehavior UIAttachmentBehavior

Motion Effects Animation and Autolayout

5. Touches

Touch Events and Views Receiving Touches Restricting Touches Interpreting Touches Gesture Recognizers

Gesture Recognizer Classes Gesture Recognizer Conflicts Subclassing Gesture Recognizers Gesture Recognizer Delegate Gesture Recognizers in the Nib

Touch Delivery

Hit-Testing

Hit-testing for layers Hit-testing for drawings Hit-testing during animation

Initial Touch Event Delivery Gesture Recognizer and View Touch Exclusion Logic Gesture Recognition Logic Touches and the Responder Chain

II. Interface

6. View Controllers

View Controller Responsibilities View Controller Hierarchy View Controller Creation How a View Controller Gets Its View

Manual View Generic Automatic View View in a Separate Nib Nib-Instantiated View Controller Storyboard-Instantiated View Controller

View Resizing

View Size in the Nib Editor Bars and Underlapping

Status bar visibility Extended layout

Resizing Events Rotation

Permitting compensatory rotation Initial orientation Initial layout Responding to rotation

Presented View Controller

Presenting a View Communication With a Presented View Controller Presented View Animation Presentation Styles Adaptive Presentation Rotation of a Presented View

Tab Bar Controller

Tab Bar Items Configuring a Tab Bar Controller

Navigation Controller

Bar Button Items Navigation Items and Toolbar Items Configuring a Navigation Controller

Custom Transition

Noninteractive Custom Transition Animation Interactive Custom Transition Animation

Using a percent driver Without a percent driver

Custom Presented View Controller Transition

Customizing the animation Customizing the presentation

Transition Coordinator

Page View Controller

Preparing a Page View Controller Page View Controller Navigation

Page indicator Navigation gestures

Other Page View Controller Configurations

Container View Controllers

Adding and Removing Children Container View Controllers, Traits, and Resizing

Storyboards

Triggered Segues

Triggered segue behavior How a segue is triggered View controller communication

Container Views and Embed Segues Storyboard References Unwind Segues

Creating an unwind segue How an unwind segue works How the destination view controller is found How an unwind segue is performed Unwind segue customization

View Controller Lifetime Events

Incoherencies in View Controller Events Appear and Disappear Events Event Forwarding to a Child View Controller

View Controller Memory Management State Restoration

How to Test State Restoration Participating in State Restoration Restoration ID, Identifier Path, and Restoration Class Restoring View Controller State Restoration Order of Operations Restoration of Other Objects Snapshot Suppression

7. Scroll Views

Creating a Scroll View in Code

Manual Content Size Automatic Content Size With Autolayout Using a Content View

Scroll View in a Nib Scrolling

Paging Tiling

Zooming

Zooming Programmatically Zooming with Detail

Scroll View Delegate Scroll View Touches Floating Scroll View Subviews Scroll View Performance

8. Table Views and Collection Views

Table View Cells

Built-In Cell Styles Registering a Cell Class Custom Cells

Overriding a cell’s subview layout Adding subviews in code Designing a cell in a nib Designing a cell in a storyboard

Table View Data

The Three Big Questions Reusing Cells Table View Sections

Section headers and footers Section data Section index

Refreshing Table View Data Variable Row Heights

Manual row height measurement Measurement and layout with constraints Estimated height Automatic row height

Table View Cell Selection

Managing Cell Selection Responding to Cell Selection Navigation From a Table View Cell Choice and Static Tables

Table View Scrolling and Layout Table View State Restoration Table View Searching

Configuring a Search Controller Using a Search Controller

Minimal search results table Search bar scope buttons Customizing the presentation Search bar in navigation bar No secondary search results view controller

Table View Editing

Deleting Cells Custom Action Buttons Editable Content in Cells Inserting Cells Rearranging Cells Dynamic Cells

Table View Menus Collection Views

Collection View Classes Using a Collection View Custom Collection View Layouts Switching Layouts Collection Views and UIKit Dynamics

9. iPad Interface

Popovers

Preparing a Popover

Arrow source and direction Popover size and position Popover appearance Passthrough views

Popover Presentation, Dismissal, and Delegate Adaptive Popovers Popover Segues Popover Presenting a View Controller

Split Views

Expanded Split View Controller (iPad) Collapsed Split View Controller (iPhone) Expanding Split View Controller (iPhone 6 Plus) Customizing a Split View Controller Setting the Collapsed State Replacing the Child View Controllers Split View Controller in a Storyboard

iPad Multitasking

10. Text

Fonts and Font Descriptors

Fonts

Dynamic Type fonts Adding fonts

Font Descriptors

Attributed Strings

Attributed String Attributes Making an Attributed String

Tab stops Text attachments Other ways to create an attributed string

Modifying and Querying an Attributed String Custom Attributes Drawing and Measuring an Attributed String

Labels

Number of Lines Wrapping and Truncation Resizing a Label to Fit Its Text Customized Label Drawing

Text Fields

Summoning and Dismissing the Keyboard Keyboard Covers Text Field

Sliding the interface Text field in a scroll view

Configuring the Keyboard Text Field Delegate and Control Event Messages Text Field Menu

Text Views

Text View as Scroll View Text View and Keyboard

Text Kit

Text Container Alternative Text Kit Stack Architectures Layout Manager Text Kit Without a Text View

11. Web Views

WKWebView

WKWebView Content Tracking Changes in a WKWebView WKWebView Navigation Communicating With a WKWebView Web Page WKWebView Shortcomings

Safari View Controller Developing Web View Content

12. Controls and Other Views

UIActivityIndicatorView UIProgressView UIPickerView UISearchBar UIControl

UISwitch UIStepper UIPageControl UIDatePicker UISlider UISegmentedControl UIButton Custom Controls

Bars

Bar Position and Bar Metrics Bar Appearance UIBarButtonItem UINavigationBar UIToolbar UITabBar

Tint Color Appearance Proxy

13. Modal Dialogs

Alerts and Action Sheets

Alerts Action Sheets Dialog Alternatives

Local Notifications

Registering a Notification Scheduling a Notification Hearing About a Local Notification Today Extensions

Activity Views

Presenting an Activity View Custom Activities Action Extensions

Action extension without an interface Action extension with an interface Receiving data from an action extension

Share Extensions

III. Some Frameworks

14. Audio

System Sounds Audio Session

Activation Ducking Interruptions Secondary Audio Routing Changes

Audio Player Remote Control of Your Sound Playing Sound in the Background AVAudioEngine MIDI Playback Speech Synthesis Further Topics in Sound

15. Video

AVPlayerViewController

Other AVPlayerViewController Properties Picture-in-Picture

Introducing AV Foundation

Some AV Foundation Classes Things Take Time Time is Measured Oddly Constructing Media Synchronizing Animation With Video AVPlayerLayer Further Exploration of AV Foundation

UIVideoEditorController

16. Music Library

Exploring the Music Library

Querying the Music Library Persistence and Change in the Music Library

Music Player MPVolumeView Playing Songs With AV Foundation Media Picker

17. Photo Library and Image Capture

Photo Library Authorization Choosing From the Photo Library Photos Framework

Querying the Photo Library Modifying the Library Being Notified of Changes Displaying Images Editing Images Photo Editing Extension

Using the Camera

Camera Authorization Using the Camera with UIImagePickerController Customizing the Image Capture Interface Image Capture With AV Foundation

18. Contacts

Contacts Authorization Fetching Contact Information Saving Contact Information Contact Sorting, Groups, and Containers Contacts Interface

CNContactPickerViewController CNContactViewController

Existing contact Unknown contact New contact

19. Calendar

Calendar Database

Calendar Database Authorization Calendar Database Contents

Calendars Calendar items

Calendar Database Changes Creating Calendars and Events Recurrence Fetching Events Reminders Proximity Alarms

Calendar Interface

EKEventViewController EKEventEditViewController EKCalendarChooser

20. Mail and Messages

Mail Message Text Message Twitter Post

21. Maps

Displaying a Map Annotations

Custom Annotation View Custom Annotation Class Other Annotation Features

Overlays

Custom Overlay Class Custom Overlay Renderer Other Overlay Features

Map Kit and Current Location Communicating With the Maps App Geocoding, Searching, and Directions

Geocoding Searching Directions

22. Sensors

Core Location

Location Manager and Delegate Core Location Authorization Location Tracking Where Am I? Heading Background Location

Continuous background location Location monitoring

Acceleration, Attitude, and Activity

Shake Events Raw Acceleration Gyroscope Motion Activity

IV. Final Topics

23. Persistent Storage

The Sandbox

Standard Directories Visually Inspecting the Sandbox Basic File Operations Saving and Reading Files

User Defaults Simple Sharing and Previewing of Files

File Sharing Document Types and Receiving a Document Handing Over a Document Previewing a Document

Document Architecture iCloud XML SQLite Core Data Image File Formats

24. Basic Networking

HTTP Requests

Simple HTTP Request Formal HTTP Request Encapsulating the Session, Task, and Delegate Downloading Table View Data Background Downloads Background App Refresh

On-Demand Resources In-App Purchases

25. Threads

Main Thread Why Threading Is Hard Blocking the Main Thread Manual Threading NSOperation Grand Central Dispatch Threads and App Backgrounding

26. Undo

Undo Manager

Target–Action Undo Undo Grouping Invocation Undo Functional Undo

Undo Interface

Shake-To-Edit Undo Menu

A. Application Lifetime Events

Application States App Delegate Events App Lifetime Scenarios

B. Some Useful Utility Functions

Delayed Performance Center of a CGRect Adjust a CGSize Dictionary of Views Constraint Issues Drawing Into an Image Context Finite Repetition of an Animation Remove Multiple Indexes From Array Configure a Value Class At the Point of Use Cancelable Closure-Based Timer Generic Wrapper

Index Colophon Copyright

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