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  • Book Overview & Buying Application Development in iOS 7
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Application Development in iOS 7

Application Development in iOS 7

By : Kyle Begeman
4.7 (3)
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Application Development in iOS 7

Application Development in iOS 7

4.7 (3)
By: Kyle Begeman
Buy this Book

Overview of this book

Table of Contents (15 chapters)
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Application Development in iOS 7
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Application Development in iOS 7
Credits
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Credits
About the Author
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About the Author
About the Reviewers
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About the Reviewers
www.PacktPub.com
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www.PacktPub.com
Preface
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Preface
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1
Xcode 5 – A Developer's Ultimate Tool
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Xcode 5 – A Developer's Ultimate Tool
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The new user experience
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Top-level documentation
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Debugger and debug gauges
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Automatic configuration with accounts and capabilities
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Source control
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Asset catalogs
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Quick build device selection
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Storyboard previews
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Summary
2
Foundation Framework – Growing Up
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Foundation Framework – Growing Up
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Why Foundation matters
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Modules
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NSProgress
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NSArray
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NSTimer
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NSData
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NSURLUtilities
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Summary
3
Auto Layout 2.0
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Auto Layout 2.0
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Why you should use Auto Layout
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Creating our project
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Starting our storyboard
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Setting up button actions
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Using Auto Layout
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Applying constraints
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Resolving Auto Layout issues
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Finishing our menu view
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Preparing for navigation
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Summary
4
Building Our Application for iOS 7
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Building Our Application for iOS 7
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Designing for iOS 7
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Putting together the pieces
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Summary
5
Creating and Saving User Data
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Creating and Saving User Data
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Picking up where we left off
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The navigation bar style
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Adding our button action
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Adding buttons to our navigation bar
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Adjusting our storyboard view
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Adding our delegates
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Using a tap gesture
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Getting the image from UIImagePickerController
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Adding the text field delegate
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Saving the data
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Summary
6
Displaying User Data
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Displaying User Data
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Custom cell
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Adding food
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Loading data
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Displaying data
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Showing the detail view
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Coding the detail view
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Summary
7
Manipulating Text with TextKit
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Manipulating Text with TextKit
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What is TextKit?
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Dynamic type
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Exclusion paths
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Adding letterpress
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Text formatting
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Underlining text
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Summary
8
Adding Physics with UIKit Dynamics
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Adding Physics with UIKit Dynamics
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Motion and physics in UIKit
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Adding gravity
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UIDynamicAnimator
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UIGravityBehavior
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Behavior properties
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Creating boundaries
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Collisions
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Creating invisible boundaries
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Dynamic items
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Manipulating item properties
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Collision notifications
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Attaching items to other items
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Snapping items
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Using motion in our app
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Summary
1
Index
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Index

Resolving Auto Layout issues

After seeing our application running on an iPhone, it may be in our best interest to move the buttons down just a bit for a more balanced layout. Return to Xcode, and select both buttons by holding down the command key and clicking on each. Move them down a few pixels based on preference.

You will notice that suddenly there are two dashed red lines surrounding our buttons. Xcode does not automatically update constraints when a view is manually repositioned, so now the previous calculations are no longer valid. The dashed red lines let you know there is an error with our constraints that requires correction.

Thankfully, Xcode has some handy features available to help correct these issues. From the menu bar, navigate to Editor | Resolve Auto Layout Issues | Update Constraints. This can also be accomplished using the fourth button to the bottom-right corner of the storyboard. By selecting this, Xcode will recalculate the previous constraints based on our view's current...

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Tech Concepts
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Programming languages
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Application Development in iOS 7
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