Book Image

Application Development in iOS 7

By : Kyle Begeman
Book Image

Application Development in iOS 7

By: Kyle Begeman

Overview of this book

Table of Contents (15 chapters)
Application Development in iOS 7
About the Author
About the Reviewers


While developing applications using Xcode and the iOS SDK, you may have noticed that it has never been a requirement to import commonly used header files, such as UIViewController.h or UIView.h.

Open any file in any project, and navigate to any view-controller based .h file in the project. The very first line of code will read as follows:

#import <UIKit/UIKit.h>


Downloading the example code

You can download the example code files for all Packt books you have purchased from your account at If you purchased this book elsewhere, you can visit and register to have the files e-mailed directly to you.

As an iOS developer, you have probably written hundreds of #import statements in any one project. When the compiler reaches an import statement, it literally inserts every line of code found in the imported header file. In the previous example of the first line of code, UIKit.h imports all header files available in the UIKit Framework...