Advanced iOS 4 programming : developing mobile applications for Apple iPhone, iPad, and iPod touch

Advanced iOS 4 Programming......Page 1
Contents......Page 5
Preface......Page 16
Publisher’s Acknowledgments......Page 23
1.1.2 Creating a project......Page 25
1.1.3 Familiarizing yourself with the IDE......Page 27
1.1.4 Looking closely at the generated code......Page 28
1.2.1 Interface Builder......Page 30
1.2.2 Revising the application......Page 33
1.3 Using the Debugger......Page 38
1.4 Getting More Information......Page 40
1.5 Summary......Page 41
Exercises......Page 42
2.1 Classes......Page 43
2.1.1 Class declaration......Page 44
2.1.3 Class definition......Page 45
2.1.4 Method invocation and definition......Page 46
2.1.6 Important Cocoa classes......Page 47
2.2.1 Creating and deallocating objects......Page 48
2.2.2 Preventing memory leaks......Page 49
2.3 Protocols......Page 51
2.4.1 Property declaration......Page 53
2.4.2 Circular references......Page 57
2.5 Categories......Page 60
2.6 Posing......Page 61
2.7.1 Exceptions......Page 62
2.7.2 Errors......Page 66
2.8 Key-Value Coding (KVC)......Page 68
2.8.1 An example illustrating KVC......Page 69
2.8.2 KVC in action......Page 70
2.9 Multithreading......Page 75
2.10 Notifications......Page 78
2.11.1 Declaration and definition......Page 80
2.11.3 Invocation......Page 81
2.11.4 Variable binding......Page 82
2.12.1 Queues......Page 83
2.12.3 Putting it together......Page 84
2.13 The Objective-C Runtime......Page 85
2.13.2 The NSObject class......Page 86
2.13.3 Objective-C methods......Page 87
2.13.4 Examples......Page 90
2.14 Summary......Page 106
Exercises......Page 107
3.1 Arrays......Page 111
3.1.1 Immutable copy......Page 113
3.1.2 Mutable copy......Page 115
3.1.3 Deep copy......Page 117
3.1.4 Sorting an array......Page 120
3.2.1 Immutable sets......Page 125
3.2.2 Mutable sets......Page 126
3.3 Dictionaries......Page 128
3.4 Summary......Page 130
Exercises......Page 131
4.1.1 Create a main.m file......Page 133
4.1.2 Create the application delegate class......Page 134
4.1.3 Create the user interface subclasses......Page 135
4.2 Building the Hello World Application......Page 136
4.3 Summary......Page 140
Exercises......Page 141
5.1.1 Useful geometric type definitions......Page 143
5.1.2 The UIScreen class......Page 144
5.1.3 The frame and center properties......Page 145
5.1.4 The bounds property......Page 147
5.2 The View Hierarchy......Page 148
5.3 The Multitouch Interface......Page 149
5.3.2 The UIEvent class......Page 150
5.3.3 The UIResponder class......Page 151
5.3.4 Handling a swipe......Page 155
5.3.5 More advanced gesture recognition......Page 160
5.4.1 Using the UIView class animation support......Page 164
5.4.3 Flip animation......Page 169
5.4.4 Transition animation......Page 170
5.5.1 Fundamentals......Page 172
5.5.2 The Summary View application......Page 174
Exercises......Page 183
6.1.1 UIControl attributes......Page 185
6.1.2 Target-action mechanism......Page 186
6.2 The Text Field......Page 189
6.2.1 Interacting with the keyboard......Page 191
6.2.2 The delegate......Page 194
6.2.3 Creating and working with a UITextField......Page 195
6.3 Sliders......Page 196
6.4 Switches......Page 197
6.5 Buttons......Page 198
6.6 Segmented Controls......Page 199
6.7 Page Controls......Page 202
6.8 Date Pickers......Page 203
Exercises......Page 205
7.1.1 The view controller......Page 207
7.1.2 The view......Page 209
7.1.3 The application delegate......Page 210
7.1.4 A simple MVC application......Page 211
7.2.1 A detailed example of a tab-bar application......Page 213
7.2.2 Some comments on tab-bar controllers......Page 218
7.3 Navigation Controllers......Page 222
7.3.1 A detailed example of a navigation controller......Page 223
7.3.2 Customization......Page 228
7.4 Modal View Controllers......Page 232
Exercises......Page 238
8.1 Picker View......Page 239
8.1.1 The delegate......Page 240
8.1.2 An example of picker view......Page 241
8.2 Progress View......Page 245
8.3 Scroll View......Page 249
8.4 Text View......Page 251
8.4.2 An example of text view......Page 252
8.5 Alert View......Page 255
8.6 Action Sheet......Page 257
8.7.1 A simple web view application......Page 259
8.7.2 Viewing local files......Page 264
8.7.3 Evaluating JavaScript......Page 268
8.7.4 The web view delegate......Page 275
8.8 Summary......Page 280
Exercises......Page 281
9.1 Overview......Page 283
9.2 The Simplest Table View Application......Page 284
9.3 A Table View with Both Images and Text......Page 289
9.4 A Table View with Section Headers and Footers......Page 291
9.5 A Table View with the Ability to Delete Rows......Page 293
9.6 A Table View with the Ability to Insert Rows......Page 299
9.7 Reordering Table Rows......Page 304
9.8 Presenting Hierarchical Information......Page 309
9.8.1 Detailed example......Page 312
9.9 Grouped Table Views......Page 319
9.10 Indexed Table Views......Page 322
9.11 Dynamic Table Views......Page 328
9.12 Whitening Text in Custom Cells......Page 331
9.13 Summary......Page 335
Exercises......Page 337
10.1 The Home Directory......Page 339
10.2 Enumerating a Directory......Page 340
10.3 Creating and Deleting a Directory......Page 342
10.4 Creating Files......Page 343
10.5 Retrieving and Changing Attributes......Page 347
10.5.1 Retrieving attributes......Page 348
10.5.2 Changing attributes......Page 349
10.6 Working with Resources and Low-Level File Access......Page 351
10.7 Summary......Page 354
Exercises......Page 355
11.1 Basic Database Operations......Page 357
11.1.2 Table operations......Page 359
11.2 Processing Row Results......Page 361
11.3.1 Preparation......Page 364
11.3.4 Putting it together......Page 365
11.4 User-Defined Functions......Page 367
11.5 Storing BLOBs......Page 371
11.6 Retrieving BLOBs......Page 375
Exercises......Page 377
12.1.1 XML......Page 379
12.1.2 RSS......Page 381
12.1.3 Configuring the XCode project......Page 384
12.2 Document Object Model (DOM)......Page 385
12.3 Simple API for XML (SAX)......Page 392
12.4 An RSS Reader Application......Page 401
12.5 Putting It Together......Page 404
Exercises......Page 405
13.1 The Core Location Framework......Page 407
13.1.1 The CLLocation class......Page 409
13.2 A Simple Location-Aware Application......Page 411
13.3 Google Maps API......Page 414
13.4 A Tracking Application with Maps......Page 420
13.5 Working with Zip Codes......Page 425
13.6.2 The MKCoordinateRegion structure......Page 428
13.6.3 The MKAnnotation protocol......Page 429
13.6.4 The MKAnnotationView class......Page 431
13.6.6 The MKPinAnnotationView class......Page 433
Exercises......Page 435
14.1.1 Basic accelerometer values......Page 437
14.1.2 Accelerometer example......Page 438
14.2.1 Playing short audio files......Page 442
14.2.2 Recording audio files......Page 444
14.2.3 Playing audio files......Page 445
14.2.4 Using the media picker controller......Page 446
14.2.5 Searching the iPod Library......Page 448
14.3 Playing Video......Page 451
14.4 Accessing Device Information......Page 452
14.5.1 Overall approach to taking and selecting pictures......Page 453
14.5.2 Detailed example of taking and selecting pictures......Page 454
14.6.1 Battery level......Page 456
14.6.2 Battery state......Page 457
14.6.4 Putting it together......Page 458
14.7.1 Enabling proximity monitoring......Page 459
14.7.3 Retrieving the proximity state......Page 460
Exercises......Page 461
15.1 String Localization......Page 463
15.2 Date Formatting......Page 469
15.3 Number Formatting......Page 472
15.4 Sorted List of Countries......Page 474
Exercises......Page 475
16.1 Text Field Alert View......Page 477
16.2 Table Alert View......Page 481
16.3 Progress Alert View......Page 486
Exercises......Page 491
17.1 Determining Network Connectivity......Page 493
17.1.1 Determining network connectivity via EDGE or GPRS......Page 494
17.1.3 Determining network connectivity via Wi-Fi......Page 495
17.2 Uploading Multimedia Content......Page 496
17.3 Computing MD5 Hash Value......Page 499
17.4.1 The Multithreaded Downloads application......Page 501
17.4.2 Asynchronous networking......Page 503
17.5.1 Configuring push notification on the server......Page 508
17.5.2 Configuring the client......Page 514
17.5.3 Coding the client......Page 517
17.5.4 Coding the server......Page 520
17.7 Large Downloads and Uploads......Page 521
17.8 Sending Email......Page 523
17.9 Summary......Page 526
Exercises......Page 527
18.1 Introduction......Page 529
18.3 Accessing Single-Value Properties......Page 530
18.3.1 Retrieving single-value properties......Page 531
18.4.1 Retrieving multivalue properties......Page 532
18.4.2 Setting multivalue properties......Page 534
18.5 Person and Group Records......Page 536
18.6 Address Book......Page 537
18.8 Person Photo Retriever Application......Page 539
18.9 Using the ABUnknownPersonViewController Class......Page 541
18.10 Using the ABPeoplePickerNavigationController Class......Page 542
18.11 Using the ABPersonViewController Class......Page 544
18.12 Using the ABNewPersonViewController Class......Page 546
18.13 Summary......Page 547
Exercises......Page 548
19.2 Key Players......Page 549
19.2.2 Managed object model......Page 550
19.2.5 Managed object......Page 551
19.2.6 The Core Data wrapper class......Page 552
19.3 Using the Modeling Tool......Page 555
19.4.1 Create......Page 560
19.4.3 Read and update......Page 561
19.5 Working with Relationships......Page 563
19.6.1 The UISearchDisplayController class......Page 564
19.6.2 Main pieces......Page 567
19.7 Summary......Page 571
Exercises......Page 572
20.1.1 Basic idea......Page 573
20.1.3 Registering an undo operation......Page 574
20.1.4 Hooking into the undo management mechanism......Page 575
20.2 Detailed Example......Page 576
20.2.3 Editing mode and the NSUndoManager instance......Page 577
20.2.4 Registering undo actions......Page 578
20.3 Wrapping Up......Page 579
Exercises......Page 580
21.1.2 Creating pasteboards......Page 581
21.2.1 Pasteboard items......Page 582
21.2.2 Manipulating pasteboard items......Page 583
21.3 The Editing Menu......Page 584
21.3.2 The UIMenuController class......Page 585
21.4 Putting It Together......Page 586
21.4.1 The image view......Page 587
21.4.2 The view controller......Page 588
21.5 Summary......Page 592
Exercises......Page 593
22.1 Setting Up the Project......Page 595
22.1.1 Adding support for libxml2......Page 596
22.1.2 Adding the TouchXML Objective-C wrapper......Page 597
22.2.1 The structure of the RSS feed......Page 598
22.2.3 Extracting parking availability......Page 599
22.2.4 Monitoring the feed and disseminating the updates......Page 601
22.3 Showing a Screen Shot of the Last Session......Page 603
22.4 The TableView Controller......Page 604
Exercises......Page 608
23.1.1 Peer discovery and connection establishment......Page 611
23.1.2 Creating the session......Page 612
23.1.3 Setting up a data-receive handler......Page 613
23.1.4 Sending data......Page 615
23.2.2 Receiving an image......Page 616
Exercises......Page 617
24.1.1 The application delegate class......Page 619
24.1.2 The CitiesViewController class......Page 620
24.1.3 The StatesViewController class......Page 622
24.1.4 Creating the UI......Page 624
24.2 The Cities App: Iteration 2......Page 628
24.2.1 Initializing the popover view controller with a navigation controller......Page 629
24.2.3 Wrapping it up......Page 631
24.3.1 An example of the split view controller......Page 632
24.3.2 Dissecting the split view controller......Page 634
24.5 Summary......Page 636
Exercises......Page 638
Appendix A Saving and Restoring App State......Page 639
Appendix B Invoking External Applications......Page 643
Appendix C App Store Distribution......Page 645
D.2 Creating Custom Templates......Page 647
D.3 Build-Based Configurations......Page 650
D.4 Using Frameworks......Page 653
E.1 Adding a Unit Test Target......Page 657
E.2 Adapting to Foundation......Page 658
E.3 The Model......Page 660
E.4 Writing Unit Tests for the Employee Class......Page 662
E.4.1 The setUp and tearDown methods......Page 663
E.4.3 Testing for nullity......Page 664
E.6 Running the Tests......Page 665
F.1.2 Creating the view controller class......Page 667
F.1.3 The application delegate class......Page 670
F.1.4 Building the UI......Page 671
F.2.1 Writing code......Page 685
F.2.2 Building the UI......Page 687
F.2.3 Putting it together......Page 693
References and Bibliography......Page 695
Index......Page 697