... file dialog On the next screen, enter Person for Class and NSObject for Subclass of. Click Next, and then choose the path (the default should be fine for now). (See Figure 2-2.) CHAPTER 2: Objective-C ... class information in the new file dialog Xcode has been nice enough to fill in some basic things for us in two files: Person.h and Person.m. The former, Person.h, is the header file and is ... class you’re creating will inherit variables and methods. The root object for most of the objects you’ll create is NSObject (the NS stands for NeXTStep, NeXT’s operating system). While there...