Sams Teach Yourself Core Data for Mac and IOS in 24 Hours

Description

Introduction 1 Who Should Read This Book . 1 Some Points to Keep in Mind . 2 How This Book Is Organized. 3Part I: Getting Started with Core DataHOUR 1: Introducing Xcode 4 7 Getting to Know Xcode . 8 Goodbye "Hello, World" . 8 Hello, App Development for Mac OS X and iOS. 11 Getting Started with Xcode . 13 Using the Navigator . 15 Using Editors . 25 Working with Assistant . 29 Getting Help in an Editor Window. 31 Using Utilities-Inspectors . 31 Using Utilities-Libraries . 35 Using the Text Editor . 40 Using the Organizer Window . 45 Summary . 47 Workshop . 48 Activities . 48HOUR 2: Creating a Simple App 49 Starting to Build an App . 49 Building the Project. 52 Exploring the App. 58 Summary . 60 Workshop . 60 Activities . 61HOUR 3: Understanding the Basic Code Structure 63 Working with the Code . 63 Looking at Object-Oriented Programming in the Context of Objective-C . .. 66 Using Declared Properties. 68 Messaging in Objective-C . 73 Using Protocols and Delegates. 75 Using the Model/View/Controller Concepts . 81 Importing and Using Declarations in Files . 82 Summary . 83 Workshop . 84 Activities . 84Part II: Using Core DataHOUR 4: Getting the Big Core Data Picture 85 Starting Out with Core Data . 85 Examining Core Data at Runtime: The Core Data Stack . 90 Working with Fetched Results . 96 Summary . 99 Workshop . 99 Activities . 99HOUR 5: Working with Data Models 101 Making the Abstract Concrete . 101 Working with Entities. 103 Adding Attributes to Entities . 105 Linking Entities with Relationships. 107 Keeping Track of Your Data in Files and Documents . 108 Summary. 116 Workshop . 116 Activities . 116HOUR 6: Working with the Core Data Model Editor 117 Moving the Data Model from Paper to Xcode and the Core Data Model Editor . .. 117 Adding Entities to the Data Model . 119 Choosing the Editor Style . 125 Adding Relationships to a Data Model . 126 Summary . 132 Workshop . 132 Activities . 132HOUR 7: What Managed Objects Can Do 133 Using Managed Objects . 133 Deciding Whether to Override NSManagedObject . 134 Overriding NSManagedObject . 136 Implementing Transformation in an NSManagedObject Subclass . 140 Summary. 142 Workshop . 142 Activities . 142HOUR 8: Controllers: Integrating the Data Model with Your Code 143 Looking Inside Model/View/Controller . 143 Integrating Views and Data on Mac OS . 147 Integrating Views and Data on iOS . 151 Summary. 152 Workshop . 152 Activities . 152HOUR 9: Fetching Data 153 Choosing the Core Data Architecture . 153 Exploring the Core Data Fetching Process . 154 Using Managed Object Contexts . 158 Creating and Using a Fetch Request . 159 Stopping the Action to Add New Data . 161 Optimizing Interfaces for Core Data. 162 Summary. 168 Workshop . 168 Activities . 169HOUR 10: Working with Predicates and Sorting 171 Understanding Predicates . 171 Constructing Predicates . 177 Creating a Fetch Request and Predicate with Xcode . 178 Sorting Data. 185 Summary. 187 Workshop . 187 Activities . 187Part III: Developing the Core Data InterfaceHOUR 11: Finding Your Way Around the Interface Builder Editor: The Graphics Story 189 Starting to Work with the Interface Builder Editor in Xcode . 189 Working with the Canvas . 197 Summary. 206 Workshop . 206 Activities . 207HOUR 12: Finding Your Way Around the Interface Builder Editor: The Code Story 209 Using the Connections Inspector . 209 Using IBOutlets for Data Elements . 215 Summary. 222 Workshop . 222 Activities . 222HOUR 13: Control-Dragging Your Way to Code 223 Repurposing the Master-Detail Application Template . 223 Adding New Fields as IBOutlets. 230 Summary. 237 Workshop . 237 Activities . 238HOUR 14: Working with Storyboards and Swapping Views 239 Creating a Project with a Storyboard . 239 Swapping Views on iOS Devices. 241 Swapping Detail Views (the Old Way). 244 Understanding the Storyboard Concept. 246 Looking at the Estimator Storyboard and Code . 248 Creating a Storyboard . 251 Summary. 254 Workshop . 255 Activities . 255Part IV: Building the Core Data CodeHOUR 15: Saving Data with a Navigation Interface 257 Using a Navigation Interface to Edit and Save Data . 257 Starting from the Master-Detail Template . 263 Using the Debugger to Watch the Action. 267 Adding a Managed Object . 272 Moving and Saving Data . 273 Cleaning Up the Interface . 275 Summary. 277 Workshop . 278 Activities . 278HOUR 16: Using Split Views on iPad 279 Moving to the iPad . 279 Implementing the Second Interface . 281 Changing the Data Update and Saving Code . 284 Summary. 287 Workshop . 287 Activities . 288HOUR 17: Structuring Apps for Core Data, Documents, and Shoeboxes 289 Looking at Apps from the Core Data Point of View: The Role of Documents . 289 Exploring App Structure for Documents, Mac OS, and iOS . 292 Moving Data Models . 311 Moving a Data Model from One Project to Another . 312 Summary. 315 Workshop . 316 Activities . 316HOUR 18: Validating Data 317 Using Validation Rules in the Data Model . 317 Setting Up Rules in Your Data Model . 320 Entering Data into the Interface and Moving It to the Data Model (and Vice Versa) . .. 327 Creating Subclasses of NSManagedObject for Your Entities . 331 Summary. 335 Workshop . 336 Activities . 336Part V: Managing Data and InterfacesHOUR 19: Using UITableView on iOS 337 Working with Table Views and iOS, Mac OS, and Core Data . 337 Comparing Interfaces: Settings on iOS and System Preferences on Mac OS. .. 339 Using UITableView Without Core Data . 344 Using UITableView with Core Data . 357 Summary. 360 Workshop . 361 Activities . 361HOUR 20: Using NSTableView on Mac OS 363 Exploring the New NSTableView Features . 363 Building an NSTableView App . 366 Summary. 373 Workshop . 374 Activities . 374HOUR 21: Rearranging Table Rows on iOS 375 Handling the Ordering of Table Rows . 375 Allowing a Table Row to Be Moved . 380 Doing the Move . 382 Summary. 391 Workshop . 392 Activities . 392HOUR 22: Managing Validation 393 Validation for Free. 393 Validation on Mac OS . 394 Programming Validation for iOS or Mac OS . 402 Summary. 407 Workshop . 407 Activities . 408HOUR 23: Interacting with Users 409 Choosing an Editing Interface . 409 Communicating with Users. 413 Using Sheets and Modal Windows on Mac OS . 419 Summary. 422 Workshop . 422 Activities . 422HOUR 24: Migrating Data Models 423 Introducing the Core Data Migration Continuum. 423 Managing Data Model Migration . 424 Working with Data Model Versions . 426 Using Automatic Lightweight Migration . 432 Looking at a Mapping Model Overview . 434 Summary. 438 Workshop . 438 Activities . 439APPENDIX A: What's Old in Core Data, Cocoa, Xcode, and Objective-C 441TOC, 9780672336195, 5/17/2012