iOS WorkShoP Xcode 4 iOS 5 : “A Primer”

Objective-C iOS applications are written in Objective-C language using the Cocoa Touch library Objective-C is a simple extension of the C language Cocoa Touch is a collection of Objective-C classes

Important Resources iOS Dev Center Objective-C a primer iOS developer reference library Stackoverflow

Course outline Day 1 Xcode brief A simple application (UIViewController) UITableViewController Distribution and Deployment Testing and Debugging Day 2 Tab bar - Navigation Application (UITabBarController, UINavigationController) Core Location Map Kit UIGestures video

Some other notes iOS apps are built for optimized visual appeal Forget about staying put There is no need to learn everything, only what you need You are not always the first one to ask “that question”

X Platform Phone Gap, titanium, appcobra

Some questions to think about Free/Paid? Accelerometer/compass sensors support? In-App Purchase? Push Notification? AR VR, Core Graphics, games, fast 2D graphics Videoplayer CG Transformation, animation

Audio Processing/noise filtering? Vibration support? Camera features?

Augmented Reality

Core Audio AudioPlayer Audio QueueServices Remote IO audio units

Xcode 4 IDE for Mac OS, iOS application development Latest version of Xcode to-date: Xcode 4

About Xcode 4 StoryBoarding ARC memory management Integrated Interface Builder – xib,nib files Integrated instruments debugging tools Code Signing Application Loader iPhone / iPad Simulator

Additional Tutorials iPhoneSDKArticles.com iCodeBlog.com Zcentric.com iPhoneExamples.com Ray Wenderlich’s Blog

Memory allocation Stack based/Heap Based stack based : NSString *mystring heap based : NSString *mystring=[[NSString alloc]

Navigationcontroller vs Tabbarcontroller dynamic vs static stack (list of controllers)

Methods + class methods (static methods) does not require class to be instantiated to be called instance methods - require an instance, called from the instance + does not mean public for public you can buy default all methods are private

Declaring is shortcut to declaring is shortcut to implementing the properties at compile time

UIViewControllers Delegate methods

Mutable vs Non Mutable objects NSArray NSMutableArray