Sams Teach Yourself Objective-C in 24 Hours

Hour 13. Building on the Foundation

What You’ll Learn in This Hour

• Exploring the frameworks that extend Objective-C

• Understanding foundation policies and paradigms

• Working with mutable classes

• Using class clusters

• Handling notifications

Exploring the Foundation Framework

This book is about the Objective-C language; the Cocoa and Cocoa Touch frameworks are outside the scope of the book. However, the Foundation framework is relevant. The earliest guide to Objective-C, Object Oriented Programming: An Evolutionary Approach by Brad J. Cox (who co-developed the language with Tom Love) was published in 1986. It describes Objective-C before the NeXT extensions and before the later extensions at Apple that culminated in Mac OS X and iOS. The ...