New PDF release: Beginning iPhone 4 Development: Exploring the iOS SDK

By Jeff LaMarche, David Mark, Jack Nutting

The authors of the bestselling starting iPhone three improvement are again, with a similar very good fabric thoroughly up to date for iOS four and written from the floor up utilizing the newest model of Apple's Xcode three. All resource code has been up-to-date to exploit the newest Xcode templates and present APIs, and all-new screenshots exhibit Xcode three in action.

Beginning iPhone four improvement is a whole direction in iOS improvement. You’ll grasp suggestions that paintings on iPhone, iPad, and iPod contact. we commence with the fundamentals, displaying you the way to obtain and set up the instruments you'll desire, and the way to create your first basic program. subsequent you’ll discover ways to combine the entire interface components iOS clients have come to grasp and love, resembling buttons, switches, pickers, toolbars, and sliders. You’ll grasp various layout styles, from the best unmarried view to complicated hierarchical drill-downs. The complicated artwork of desk development may be demystified, and you’ll research ideas to save lots of and retrieve your info utilizing SQLite, iPhone’s integrated database administration procedure and center information, the normal for patience that Apple delivered to iOS with the discharge of SDK 3.  

And there’s even more! You’ll discover ways to draw utilizing Quartz second and OpenGL ES, upload multitouch gestural help (pinches and swipes) for your purposes, and paintings with the digicam, photograph library, accelerometer, and integrated GPS. You’ll realize the high quality issues of software personal tastes and the right way to localize your apps for a number of languages. You'll additionally how one can use the recent concurrency APIs integrated in iOS four, and make powerful multithreaded purposes utilizing Grand valuable Dispatch.  
* The iPhone four replace to the best-selling and so much instructed booklet for Cocoa contact developers  
* Written in an obtainable, easy-to-follow style  
* packed with helpful tips and methods that can assist you develop into an iOS seasoned
<h3>What you’ll learn</h3> * every thing you must recognize to boost your individual best-selling iPhone and iPad apps
* most sensible practices for optimizing your code and supplying nice consumer reviews
* tips to create “universal” apps for either iPhone and iPad
<h3>Who this booklet is for</h3>
someone who desires to commence constructing for iPhone, iPad, and iPod contact.

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Extra resources for Beginning iPhone 4 Development: Exploring the iOS SDK

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59 60 CHAPTER 3: Handling Basic Interaction 61 Chapter 4 More User Interface Fun In Chapter 3, we discussed the MVC concept and built an application that brought that idea to life. You learned about outlets and actions, and used them to tie a button control to a text label. In this chapter, we’re going to build an application that will take your knowledge of controls to a whole new level. We’ll implement an image view, a slider, two different text fields, a segmented control, a couple of switches, and an iOS button that looks more like, well, an iOS button.

Override to perform setup // that is required before the view is loaded. - (id)initWithNibName:(NSString *)nibNameOrNil bundle: (NSBundle *)nibBundleOrNil { if (self=[super initWithNibName:nibNameOrNil bundle:nibBundleOrNil]) { // Custom initialization } return self; } */ /* // Implement loadView to create a view hierarchy programmatically, // without using a nib. - (void)loadView { } */ /* // Implement viewDidLoad to do additional setup after loading the view, // typically from a nib. - (void)viewDidLoad { [super viewDidLoad]; } */ /* // Override to allow orientations other than the default portrait // orientation.

The Button_Fun part of the name comes from our project name, and the ViewController part of the name means this class is, well, a view controller. h> @interface Button_FunViewController : UIViewController { } @end Not much to it, is there? Button_FunViewController is a subclass of UIViewController, which is one of those generic controller classes we mentioned earlier. It is part of the UIKit and gives us a bunch of functionality for free. Xcode doesn’t know what our application-specific functionality is going to be, but it does know we’re going to have some, so it has created this class to hold that functionality.

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Beginning iPhone 4 Development: Exploring the iOS SDK by Jeff LaMarche, David Mark, Jack Nutting

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