This document provides an overview of iOS development. It discusses what an iPhone is and its key components. It then explains what iOS is, including its core OS, services, and frameworks. It outlines the different types of iOS development, including native apps, mobile web apps, and external frameworks. For native apps, it covers the iOS SDK, Objective-C language, Xcode tools, and Apple Developer Program. It provides examples and discusses MVC architecture and its key classes, methods, and properties in Objective-C.

1. IOS DEVELOPMENT
INTRODUCTION
Gonzalo Parra
#mume11
October 14, 2011

2. A smartphone is a mobile phone that
offers more advanced computing
ability and connectivity than a
contemporary feature phone.
Source: LP33.TV

3. WHAT IS THE IPHONE?
• accelerometer
• Three-axis gyro
• Assisted GPS
• Digital compass
• multi-touch display
• sensors (proximity, ambient light)
• camera (photos, video)
• UMTS/HSDPA, GSM/EDGE, WI-FI, Bluetooth

4. Sources: http://www.trendbird.co.kr/, iOS Developer Library, http://www.capsulecomputers.com.au

5. IOS?
• iPod Touch
• iPhone
• iPad

6. WHAT IS THE IOS?
Based on a work at cs193p.stanford.edu

7. iOS
Core OS
Cocoa Touch
OSX Kernel Power Management
Media Mach 3.0 Keychain Access
BSD Certificates
Core Services
Sockets File System
Core OS Security Bonjour
Based on a work at cs193p.stanford.edu

8. iOS
Core Services
Cocoa Touch
Collections Core Location
Media Address Book Net Services
Networking Threading
Core Services
File Access Preferences
Core OS SQLite URL Utilities
Based on a work at cs193p.stanford.edu

9. iOS
Media
Cocoa Touch
Core Audio JPEG, PNG, TIFF
Media OpenAL PDF
Audio Mixing Quartz (2D)
Core Services
Audio Recording Core Animation
Core OS Video Playback OpenGL ES
Based on a work at cs193p.stanford.edu

10. iOS
Cocoa Touch
Cocoa Touch
Multi-Touch Alerts
Media Core Motion Web View
View Hierarchy Map Kit
Core Services
Localization Image Picker
Core OS Controls Camera
Based on a work at cs193p.stanford.edu

11. TYPES OF DEVELOPMENT
• Native Apps
• Mobile Web Apps
• External frameworks

12. NATIVE APPLICATIONS
• iOS SDK (requires an Intel Mac)
• Language: Objective-C
• Tools: XCode, iOS Simulator
• Apple Developer Program
• AppStore

13. EXAMPLES

14. MOBILE WEB APPLICATIONS
• Language: HTML*, Javascript, CSS
• Frameworks: Sencha Touch, jQueryMobile, ...
• Tools: HTML* editor (DashCode), iOS Simulator, Safari
• Can be displayed in “every” smartphone
* PHP, JSP, ASP, ...

15. EXAMPLES
iUi: iPhone User Interface Framework

16. EXTERNAL PLATFORMS
• PhoneGap, Titanium,...
• requires iPhone SDK
• Language: HTML, Javascript, CSS

17. NATIVE APPS DEVELOPMENT:
BASICS

18. COMPONENTS
• iOS SDK (requires an Intel Mac)
• Frameworks: Foundation, UIKit,...
• MVC
• Language: Objective-C
• Tools: XCode, iOS Simulator, Instruments
• Apple Developer Program

19. MVC
MVC
Controller
Model View
It’s all about managing communication between camps St
C
Based on a work at cs193p.stanford.edu Fa

20. MVC: CONTROLLER
MVC
Controller
outlet
Model View
Controllers can also talk directly to their View. St
C
Based on a work at cs193p.stanford.edu Fal

21. MVC: VIEW
MVC
should target
will did
Controller
data
count
outlet
at
da
de
ta
le
g
so
at
u action
e
rc
e
Model View
No. The Model is (should be) UI independent. St
C
Based on a work at cs193p.stanford.edu Fal

22. MVC: MODEL
MVC
should target
will did
Controller
data
count
outlet
at
da
de
Notification
ta
le
& KVO
g
so
at
u action
e
rc
e
Model View
Now combine MVC groups to make complicated programs ... St
C
Based on a work at cs193p.stanford.edu Fal

23. MVC
MVCs working together
Stanford
CS193p
Fall 2010
Based on a work at cs193p.stanford.edu

24. OBJECTIVE-C
.h .m
Interface Implementation

25. CLASSES
From: “The Objective-C Programming Language”

26. METHODS
[myArray insertObject:anObject atIndex:0];
From: “The Objective-C Programming Language”

27. PROPERTIES
@property BOOL flag;
@property (copy) NSString *nameObject;
@synthesize flag;
@synthesize nameObject;
From: “The Objective-C Programming Language”

28. HELLO IPHONE!

29. HELLO IPHONE!

30. HELLO IPHONE MVC
MVC
HelloiPhoneViewController target
Controller
outlet
X
action
myButtonPushed
Model View
UISlider
UILabel UIButton
Then hand out an action to the View. Sta
CS
Based on a work at cs193p.stanford.edu Fall

31. HELLO IPHONE!:
HANDS-ON

32. CALCULATOR
• http://bit.ly/iphonecalculator

33. MVC

34. MAPAPP (MAPKIT)

35. EXTRA MATERIAL
• http://developer.apple.com/devcenter/ios/index.action
• WWW

36. CODE
• HelloiPhone: http://bit.ly/helloiphonecode
• Calculator: http://bit.ly/mume10calc
• MapApp: http://bit.ly/mume10map

37. QUESTIONS?
THANKS!
http://bit.ly/gonzalo-parra

38. REFERENCES
• CS193P: Developing Applications for iOS, Stanford
University: http://cs193p.stanford.edu/
• HelloWorld Tutorial: http://bit.ly/helloiphone
• iPhone Programming Tutorial: http://bit.ly/crwpk0
• The Spoken Word: http://bit.ly/dcMXBK
• The Objective-C Programming Language: http://bit.ly/
objcpl