Feiler, J: Sams Teach Yourself Objective-C in 24 Hours
(Sprache: Englisch)
In just 24 sessions of one hour or less, you can master the Objective-C language, and start using it to write powerful native applications for both Macs and iOS devices! Using this book's straightforward, step-by-step approach, you'll get comfortable with...
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Klappentext zu „Feiler, J: Sams Teach Yourself Objective-C in 24 Hours “
In just 24 sessions of one hour or less, you can master the Objective-C language, and start using it to write powerful native applications for both Macs and iOS devices! Using this book's straightforward, step-by-step approach, you'll get comfortable with Objective-C's unique capabilities...make the most of its powerful implementation of objects and messaging...work effectively with design patterns, collections, blocks, threading, and a whole lot more. Every lesson builds on what you've already learned, giving you a rock-solid foundation for real-world success! Step-by-Step Instructions carefully walk you through the most common Objective-C development tasks. Quizzes and Exercises at the end of each chapter help you test your knowledge. By the Way notes present information related to the discussion. Did You Know? tips offer advice or show you easier ways to perform tasks. Watch Out! cautions alert you to possible problems and give you advice on how to avoid them.Printed in full color-figures and code appear as they do in Xcode * Use Xcode to write Objective-C software more quickly and efficiently * Master Objective-C's object-oriented features and techniques * Efficiently organize program files and projects * Make the most of Objective-C's powerful messaging capabilities * Declare classes, instance variables, properties, methods, and actions * Leverage building block patterns to write more powerful code * Work with mutable and immutable data types * Organize data with collections, including dictionaries and sets * Manage memory the modern way, with Automatic Reference Counting (ARC) * Expand and extend classes with protocols, delegates, categories, and extensions * Apply recent language enhancements such as Associative References and Fast Enumeration * Create and work with portable, anonymous code blocks * Manage queues and threading with Grand Central Dispatch
Inhaltsverzeichnis zu „Feiler, J: Sams Teach Yourself Objective-C in 24 Hours “
Introduction 1 Who Should Read This Book 1 What This Book Covers 1 Downloading the Example Files 2 How This Book Is Organized 2 Part I: Getting Started with Objective-C HOUR 1: Overview of Objective-C 7 Introducing Objective-C 7 Enrolling as an Apple Developer 8 Setting Up the Development Environment 11 Summary 19 Q&A 20 Workshop 20 HOUR 2: Object-Oriented Programming with Objective-C 23 Object-Oriented Programming in the Objective-C World 23 Creating C with Objects 26 Managing Inheritance in the Objective-C World 30 Summary 32 Q&A 32 Workshop 33 HOUR 3: Using Object-Oriented Features in Objective-C 35 Communicating to Methods with Messages 35 Allocating and Initializing Objects 39 Summary 40 Q&A 41 Workshop 41 HOUR 4: Organizing Projects with a Git Source Code Repository 43 Getting to Work with Xcode 43 Keeping Track of Your Source Code 47 Using a Remote Repository 62 Summary 66 Q&A 66 Workshop 66 HOUR 5: Using Compiler Directives 69 Exploring Your Project 69 Working with Compiler Directives 71 Using Objective-C Compiler Directives 77 Summary 78 Q&A 78 Workshop 78 Part II: Working with the Objective-C Basics HOUR 6: Exploring Messaging and a Testbed App 81 Setting Up the Test App 81 Adding a Text Field and Connecting It to Your Code 85 Sending a Message to the Text Field 92 Reviewing the Message Syntax 94 Summary 95 Q&A 95 Workshop 95 HOUR 7: Declaring a Class in an Interface File 97 Letting Xcode Do the Work 97 Exploring Class Hierarchies 103 Declaring Classes 106 Summary 108 Q&A 108 Workshop 108 HOUR 8: Declaring Instance Variables in an Interface File 111 Declaring Instance Variables and Properties 111 Using the Class 111 Creating an Instance Variable for CurrencyConverter with id 114 Creating an Instance Variable for CurrencyConverter with the Class Name 117 Creating an Instance Variable for CurrencyConverter with a Superclass Name 119 Managing Instance Variable Scope 122 Summary 122 Q&A 123 Workshop 123 HOUR 9: Declaring
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Properties in an Interface File 125 Comparing Interface Variables and Properties 125 Using Declared Properties 130 Using Attributes 132 Using Other Attribute Decorators 135 Implementing Properties 135 Summary 136 Q&A 137 Workshop 137 HOUR 10: Declaring Methods in an Interface File 139 Working with Methods in a Class 139 Reviewing Method Syntax 140 Summary 145 Q&A 145 Workshop 146 HOUR 11: Declaring Actions in an Interface File 147 Introducing Actions 147 Comparing Actions in Mac OS X and iOS 158 Q&A 161 Workshop 161 HOUR 12: Routing Messages with Selectors 163 Getting Inside Objective-C Messages 163 Getting Inside the Objective-C Runtime 165 Working with SEL and @selector () 166 Using performSelector 167 Using NSInvocation 170 Testing Whether an Instance Can Respond to a Selector 174 Summary 174 Q&A 175 Workshop 175 HOUR 13: Building on the Foundation 177 Exploring the Foundation Framework 177 Foundation Classes 178 Foundation Paradigms and Policies 180 Summary 185 Q&A 185 Workshop 185 HOUR 14: Defining a Class in an Implementation File 187 Working with a New Project 187 Creating a New App 191 Implementing a Method 194 Expanding the Class with init Methods 197 Summary 199 Q&A 200 Workshop 200 HOUR 15: Organizing Data with Collections 201 Collecting Objects 201 Getting Familiar with Property Lists 203 Comparing the Collection Classes 205 Creating a Collection 206 Enumerating a Collection 210 Testing Membership in a Collection 212 Accessing an Object in a Collection 213 Summary 213 Q&A 213 Workshop 214 HOUR 16: Managing Memory and Runtime Objects 215 Managing Objects in Memory 215 Managing Reference Counts Manually 217 Managing Reference Counts with ARC 220 Variable Qualifiers 222 Autoreleasing Variables 223 Summary 224 Q&A 224 Workshop 224 Part III: Expanding and Extending Classes HOUR 17: Extending a Class with Protocols and Delegates 227 Exploring the Pros and Cons of Subclassing 227 Exploring Multiple Detail Views Sample Code 228 Looking Inside Protocols 235 Working with Delegates 235 Summary 240 Q&A 240 Workshop 240 HOUR 18: Extending a Class with Categories and Extensions 243 Comparing Categories and Protocols 243 Comparing Categories to Subclasses 244 Working with Categories 246 Using Class Extensions 249 Working with Informal Protocols 250 Summary 250 Q&A 250 Workshop 251 HOUR 19: Using Associative References and Fast Enumeration 253 Catching Up on Objective-C 2.0 Time-Saving Features 253 Extending Classes by Adding Instance Variables (Sort of) 254 Using Fast Enumeration 258 Summary 261 Q&A 261 Workshop 261 HOUR 20: Working with Blocks 263 Revisiting Blocks 263 Looking at Callbacks 264 Introducing Blocks 268 Exploring Blocks in Cocoa 270 Looking Deeper into Cocoa Blocks and Memory 273 Summary 273 Q&A 274 Workshop 274 Part IV: Beyond the Basics HOUR 21: Handling Exceptions 275 Rethinking Exceptions and Errors 275 Introducing the Exception and Error Classes 276 Identifying an Exception 281 Throwing an Exception 282 Catching an Exception 283 Summary 283 Q&A 284 Workshop 284 HOUR 22: Grand Central Dispatch: Using Queues and Threading 285 Getting Started with Concurrency 285 Introducing Queues 288 Using Dispatch Queues 290 Summary 292 Q&A 293 Workshop 293 HOUR 23: Working with the Debugger 295 Logging Information 295 Using Console Logs 296 Using Smart Breakpoints 299 Summary 304 Q&A 304 Workshop 305 HOUR 24: Using Instruments for Analysis 307 Putting Instruments in Perspective 307 Looking at Instruments 309 Getting Started with Instruments 311 Connecting to the iOS Simulator 314 Summary 316 Q&A 316 Workshop 316 Part V: Appendixes APPENDIX A: C Syntax Summary 319 Data Types 319 Control Structures 321 APPENDIX B: Apps, Packages, and Bundles 323 APPENDIX C: Archiving and Packaging Apps for Development and Testing 329 APPENDIX D: Introducing Xcode 4 333 Getting to Know Xcode 333 Goodbye "Hello, World" 334 Hello, App Development for Mac OS X and iOS 336 Getting Started with Xcode 338 Using the Navigator 341 Using Editors 351 Working with Assistant 355 Getting Help in an Editor Window 357 Using Utilities-Inspectors 357 Using Utilities-Libraries 360 Using the Text Editor 366 Using the Organizer Window 371 Index 375
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Autoren-Porträt von Jesse Feiler
Jesse Feiler is a developer, web designer, trainer, and author. He has been an Apple developer since 1985, and has worked with mobile devices starting with Apple's Newton and continuing with the iOS products (iPhone, iPod touch, and iPad). His books include Sams Teach Yourself Core Data in 24 Hours, Data-Driven iOS Apps for iPad and iPhone with FileMaker Pro, Bento by FileMaker, and FileMaker Go (Sams/Pearson), Using FileMaker Bento (Sams/Pearson), FileMaker Pro in Depth (Sams/Pearson), Sams Teach Yourself Drupal in 24 Hours (Sams/Pearson), Get Rich with Apps!Your Guide to Reaching More Customers and Making Money NOW (McGraw-Hill), Database-Driven Web Sites (Harcourt), How to Do Everything with Web 2.0 Mashups (McGraw-Hill), iWork '09 for Dummies (Wiley), and The Bento Book (Sams/Pearson). He has written about Objective-C and the Apple frameworks in Rhapsody Developer's Guide (AP Professional, 1997) and Mac OS X Developer's Guide (Morgan Kaufmann, 2001). He is the author of MinutesMachine, the meeting management software for iPad. There are more details at champlainarts.com. A native of Washington DC, he has lived in New York City and currently lives in Plattsburgh, NY. He can be reached at northcountryconsulting.com.
Bibliographische Angaben
- Autor: Jesse Feiler
- 2012, 390 Seiten, Maße: 17,7 x 22,9 cm, Kartoniert (TB), Englisch
- Verlag: Sams Publishing
- ISBN-10: 0672335891
- ISBN-13: 9780672335891
Sprache:
Englisch
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