iOS 5 Programming Cookbook

by Nahavandipoor, Vandad

• ISBN13: 9781449311438
• ISBN10: 1449311431
• Format: Paperback
• Copyright: 2012-02-15
• Publisher: Oreilly & Associates Inc

Summary

With the recipes in this updated cookbook, you'll go beyond theory to solve the vexing, real-life issues you're likely to face when creating apps for the iPhone, iPad, or iPod Touch. Each recipe provides a clear solution and sample code that you can use right away. You'll find solutions for working with development frameworks in iOS SDK 5 and technologies such as Cocoa, Objective-C, Xcode, and Interface Builder. Whether you have a little or a lot of experience with iOS development, you'll find the help you need for every phase of the process, from initial idea to completed project. Work with Objective-C classes, objects, properties, delegates, and memory management Construct a user interface with gesture recognizers Develop location-aware applications with the Map Kit and Core Location APIs Build apps that play audio and video, manage calendars and events, access contacts and groups, or tap into the Photo Library Use the Core Motion framework to access the accelerometer and gyroscope Maintain persistent storage for iOS apps with the Core Data framework Create multitasking-aware apps that let users leave and return without losing their place

Author Biography

Vandad Nahavandipoor has developed software with Cocoa, Cocoa Touch, Assembly, Delphi, and .NET for years. In his work with a global leader in mobile money solutions, he's delivered mobile applications to customers of some of the world's largest brands, including Visa and US Bank.

Table of Contents

Preface	p. xi
The Basic	p. 1
Creating a Simple iOS App in Xcode	p. 2
Understanding Interface Builder	p. 5
Compiling iOS Apps	p. 10
Running iOS Apps on the Simulator	p. 12
Running iOS Apps on iOS Devices	p. 13
Packaging iOS Apps for Distribution	p. 16
Declaring Variables in Objective-C	p. 21
Allocating and Making Use of Strings	p. 24
Comparing Values in Objective-C with an If Statement	p. 28
Implementing Loops with For Statements	p. 31
Implementing While Loops	p. 33
Creating Custom Classes	p. 36
Defining Functionality for Classes	p. 39
Defining Two or More Methods with the Same Name	p. 43
Allocating and Initializing Objects	p. 47
Adding Properties to Classes	p. 49
Moving From Manual Reference Counting to Automatic Reference Counting	p. 53
Typecasting with Automatic Reference Counting	p. 58
Delegating Tasks with Protocols	p. 62
Determining Whether Instance or Class Methods Are Available	p. 68
Determining Whether a Class Is Available at Runtime	p. 71
Allocating and Making Use of Numbers	p. 72
Allocating and Making Use of Arrays	p. 74
Allocating and Making Use of Dictionaries	p. 79
Allocating and Making Use of Sets	p. 82
Creating Bundles	p. 85
Loading Data From the Main Bundle	p. 86
Loading Data From Other Bundles	p. 89
Sending Notifications with NSNotificationCenter	p. 92
Listening for Notifications Sent From NSNotificationCenter	p. 96
Implementing Controllers and Views	p. 101
Displaying Alerts with UIAlertView	p. 102
Creating and Using Switches with UISwitch	p. 111
Picking Values with UIPickerView	p. 115
Picking the Date and Time with UIDatePicker	p. 123
Implementing Range Pickers with UISlider	p. 128
Grouping Compact Options with UISegmentedControl	p. 133
Presenting and Managing Views with UIViewController	p. 140
Implementing Navigation with UINavigationController	p. 144
Manipulating a Navigation Controller's Array of View Controllers	p. 151
Displaying an Image on a Navigation Bar	p. 152
Adding Buttons to Navigation Bars Using UIBarButtonItem	p. 153
Presenting Multiple View Controllers with UITabBarController	p. 162
Displaying Static Text with UILabel	p. 169
Accepting User Text Input with UITextField	p. 174
Displaying Long Lines of Text with UITextView	p. 184
Adding Buttons to the User Interface with UIButton	p. 189
Displaying Images with UIImageView	p. 194
Creating Scrollable Content with UIScrollView	p. 199
Loading Web Pages with UIWebView	p. 204
Presenting Master-Detail Views with UISplitViewController	p. 209
Enabling Paging with UIPageViewController	p. 215
Displaying Popovers with UIPopoverController	p. 220
Displaying Progress with UIProgressView	p. 231
Listening and Reacting to Keyboard Notifications	p. 233
Constructing and Using Table Views	p. 251
Instantiating a Table View	p. 251
Assigning a Delegate to a Table View	p. 254
Populating a Table View with Data	p. 255
Receiving and Handling Table View Events	p. 260
Using Different Types of Accessories in a Table View Cell	p. 261
Creating Custom Table View Cell Accessories	p. 264
Displaying Hierarchical Data in Table Views	p. 266
Enabling Swipe Deletion of Table View Cells	p. 268
Constructing Headers and Footers in Table Views	p. 270
Displaying Context Menus on Table Views Cells	p. 281
Moving Cells and Sections in Table Views	p. 286
Deleting Cells and Sections From Table Views	p. 294
Storyboards	p. 305
Creating a Project with Storyboards	p. 306
Adding a Navigation Controller to a Storyboard	p. 309
Passing Data From One Screen to Another	p. 319
Adding a Storyboard to an Existing Project	p. 321
Concurrency	p. 325
Constructing Block Objects	p. 331
Accessing Variables in Block Objects	p. 335
Invoking Block Objects	p. 341
Dispatching Tasks to Grand Central Dispatch	p. 342
Performing UI-Related Tasks with GCD	p. 344
Performing Non-UI Related Tasks Synchronously with GCD	p. 348
Performing Non-UI Related Tasks Asynchronously with GCD	p. 351
Performing Tasks After a Delay with GCD	p. 357
Performing a Task Only Once with GCD	p. 360
Grouping Tasks Together with GCD	p. 362
Constructing Your Own Dispatch Queues with GCD	p. 366
Running Tasks Synchronously with Operations	p. 369
Running Tasks Asynchronously with Operations	p. 375
Creating Dependency Between Operations	p. 382
Creating Timers	p. 385
Creating Concurrency with Threads	p. 390
Invoking Background Methods	p. 395
Exiting Threads and Timers	p. 396
Core Location and Maps	p. 401
Creating a Map View	p. 403
Handling the Events of a Map View	p. 405
Pinpointing the Location of a Device	p. 407
Displaying Pins on a Map View	p. 410
Displaying Pins with Different Colors on a Map View	p. 412
Displaying Custom Pins on a Map View	p. 419
Converting Meaningful Addresses to Longitude and Latitude	p. 422
Converting Longitude and Latitude to a Meaningful Address	p. 424
Implementing Gesture Recognizers	p. 427
Detecting Swipe Gestures	p. 429
Detecting Rotation Gestures	p. 431
Detecting Panning and Dragging Gestures	p. 435
Detecting Long Press Gestures	p. 437
Detecting Tap Gestures	p. 441
Detecting Pinch Gestures	p. 443
Networking, JSON, XML, and Twitter	p. 47
Downloading Asynchronously with NSURLConnection	p. 447
Handling Timeouts in Asynchronous Connections	p. 450
Downloading Synchronously with NSURLConnection	p. 451
Modifying a URL Request with NSMutableURLRequest	p. 454
Sending HTTP GET Requests with NSURLConnection	p. 455
Sending HTTP POST Requests with NSURLConnection	p. 457
Sending HTTP DELETE Requests with NSURLConnection	p. 460
Sending HTTP PUT Requests with NSURLConnection	p. 462
Serializing Arrays and Dictionaries into JSON	p. 464
Deserializing JSON into Arrays and Dictionaries	p. 467
Integrating Twitter Functionality into Your Apps	p. 470
Parsing XML with NSXMLParser	p. 477
Audio and Video	p. 483
Playing Audio Files	p. 483
Handling Interruptions While Playing Audio	p. 485
Recording Audio	p. 486
Handling Interruptions While Recording Audio	p. 493
Playing Audio Over Other Active Sounds	p. 494
Playing Video Files	p. 498
Capturing Thumbnails From a Video File	p. 502
Accessing the Music Library	p. 505
Address Book	p. 513
Retrieving a Reference to an Address Book	p. 516
Retrieving All the People in the Address Book	p. 518
Retrieving Properties of Address Book Entries	p. 520
Inserting a Person Entry into the Address Book	p. 525
Inserting a Group Entry into the Address Book	p. 528
Adding Persons to Groups	p. 531
Searching the Address Book	p. 534
Retrieving and Setting a Person's Address Book Image	p. 540
Camera and the Photo Library	p. 547
Detecting and Probing the Camera	p. 549
Taking Photos with the Camera	p. 554
Taking Videos with the Camera	p. 558
Storing Photos in the Photo Library	p. 561
Storing Videos in the Photo Library	p. 564
Retrieving Photos and Videos From the Photo Library	p. 566
Retrieving Assets From the Assets Library	p. 568
Editing Videos on an iOS Device	p. 575
Multitasking	p. 581
Detecting the Availability of Multitasking	p. 582
Completing a Long-Running Task in the Background	p. 583
Receiving Local Notifications in the Background	p. 587
Playing Audio in the Background	p. 596
Handling Location Changes in the Background	p. 598
Saving and Loading the State of Multitasking iOS Apps	p. 601
Handling Network Connections in the Background	p. 605
Handling Notifications Delivered to a Waking App	p. 608
Responding to Changes in App Settings	p. 610
Opting Out of Multitasking	p. 613
CoreData	p. 615
Creating a Core Data Model with Xcode	p. 618
Generating Class Files for Core Data Entities	p. 622
Creating and Saving Data Using Core Data	p. 624
Reading Data From Core Data	p. 626
Deleting Data From Core Data	p. 629
Sorting Data in Core Data	p. 632
Boosting Data Access in Table Views	p. 634
Implementing Relationships in Core Data	p. 646
Dates, Calendars, and Events	p. 653
Retrieving the List of Calendars	p. 656
Adding Events to Calendars	p. 658
Accessing the Contents of Calendars	p. 662
Removing Events From Calendars	p. 666
Adding Recurring Events to Calendars	p. 670
Retrieving the Attendees of an Event	p. 674
Adding Alarms to Calendars	p. 679
Handling Event Changed Notifications	p. 681
Presenting Event View Controllers	p. 684
Presenting Event Edit View Controllers	p. 688
Graphic and Animations	p. 693
Enumerating and Loading Fonts	p. 702
Drawing Text	p. 704
Constructing, Setting, and Using Colors	p. 705
Drawing Images	p. 711
Drawing Lines	p. 716
Constructing Paths	p. 722
Drawing Rectangles	p. 727
Adding Shadows to Shapes	p. 731
Drawing Gradients	p. 737
Displacing Shapes Drawn on Graphic Contexts	p. 745
Scaling Shapes Drawn on Graphic Contexts	p. 749
Rotating Shapes Drawn on Graphic Contexts	p. 752
Animating and Moving Views	p. 753
Animating and Scaling Views	p. 763
Animating and Rotating Views	p. 765
Core Motion	p. 767
Detecting the Availability of an Accelerometer	p. 769
Detecting the Availability of a Gyroscope	p. 770
Retrieving Accelerometer Data	p. 772
Detecting Shakes on an iOS Device	p. 775
Retrieving Gyroscope Data	p. 779
iCIoud	p. 781
Setting Up Your App for iCloud	p. 782
Storing and Synchronizing Dictionaries in iCloud	p. 787
Creating and Managing Folders for Apps in iCloud	p. 792
Searching for Files and Folders in iCloud	p. 798
Storing User Documents in iCloud	p. 807
Managing the State of Documents in iCloud	p. 822
Handling Conflicts in iCloud Documents	p. 825
Index	p. 837
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