Objective–C Programming For Dummies

Learn how to turn your idea for a great app into a real, robust Objective-C application! Objective-C is the language of apps for the iPhone, iPad, and Mac. Plain English is the language of this book, making it easy for you to learn how to turn your ideas into amazing apps for Apple devices! Even if you have no programming experience whatsoever, this book gives you the knowledge, skills, and confidence to create honest-to-goodness apps. The starting line — learn how programs work, the tools you need, and what it takes to turn an idea into a functioning program Step by step — start out developing a simple app and build on it as you learn additional features of Objective-C Learn the lingo — master the instruction set and frameworks of Objective-C The object of it all — understand objects, where they originate, and how to extend their behavior Two for one — design your application so you can plug it into user interfaces for both Macs and iOS devices Open the book and find: How computer languages work Directions for downloading and installing the SDK All about variables and operators What objects are and all the things you do with them Secrets of successful debugging Advice on managing memory Steps for adding a user interface Ten tips for being a happy developer Learn to: Create apps for iPhone®, iPad®, and OS X® using object-oriented programming Use Xcode® 4 for debugging and code completion Identify and eliminate errors in your programs Structure applications and use Objective-C syntax

Introduction 1 Part I: Getting to the Starting Line 7 Chapter 1: Computer Programming Exposed!9 Chapter 2: Creating Your First Program 21 Chapter 3: The Object in Objective–C 63 Part II: Speaking the Language of Objective–C 71 Chapter 4: Language and Programming Basics 73 Chapter 5: Functions and Data Structures 111 Chapter 6: Adding a Little More Class to Your Program 145 Chapter 7: Objects Objects Everywhere 175 Chapter 8: Using the Debugger 193 Chapter 9: Using Control Statements and Loops 211 Part III: Walking the Object–Oriented Walk 233 Chapter 10: Basic Inheritance 235 Chapter 11: Encapsulating Objects 255 Chapter 12: The Birth of an Object 275 Chapter 13: Getting a Handle on Memory Management 289 Part IV: Moving from Language to Application 307 Chapter 14: Getting Data from Other Objects 309 Chapter 15: Show Me the Data 323 Chapter 16: Extending the Behavior of Objects 357 Chapter 17: Adding an iPhone User Interface 373 Chapter 18: Adding a Mac User Interface 403 Part V: The Part of Tens 419 Chapter 19: Ten Debugging Tips 421 Chapter 20: Ten Ways to Be a Happy Developer 425 Index 431

Neal Goldstein is a veteran programmer and trusted instructor of iOS programming topics. He is the author of all editions of iPhone Application Development For Dummies. Karl Kowalski is a programmer who specializes in security and mobile apps and author of Mac Application Development For Dummies.