Building OS X GUI Applications
Objective-C is most commonly used in the implementation of applications that employ the Cocoa frameworks. As an Objective-C programmer, your will most certainly be involved in the creation of iOS apps or full OS X applications. In this chapter, I will discuss application development for OS X. For this purpose, you will learn about Cocoa UI, the framework used to develop graphical applications that conform to the UI standards of OS X.
Xcode offers an object-oriented approach to creating graphical interfaces, and this approach needs to be well understood before you will be able to take full advantage of its possibilities. Unlike other environments, GUI applications created with Xcode are not created ...