Summary

Here we are at the end of another chapter. Once again, congratulate yourself for being able to single-handedly stuff your brain with a lot of information! Here is a summary of what was covered in this chapter:

• Objective-C classes review
• Interface files
  • Instance variables
  • Class methods
  • Instance methods
• Implementation files
  • Defining the method’s interface in the interface file and putting code to that interface in the implementation file
  • Limitations of using class methods vs. instance methods
  • Initializing the class and making use of the instance variables
• Making use of your new RadioStation object
  • Building an iPhone App that uses your new object
  • Connecting interface classes to instance variables
  • Connecting user interface events to methods in your class.