HireVietnamese - Lesson 1

HIREVIETNAMESE

iPhone Training
Lesson 1

http://www.hirevietnamese.com HIREVIETNAMESE

Contents

1 Introduction to iPhone Programming

2 Getting Setup

3 Programming Fundamentals

4 Example 1

5 Exercise 1


Introduction to iPhone Programming



 Based on Objective-C
 Only one application running at a time (multi-tasking
implemented in OS 4)
 Only one window
 Limited Screen Size
 480 x 320 pixels (iPhone, 3G, & 3GS)
 960 x 640 (iPhone 4G)
 1024 x 768 (iPad)
 Limited System Resources



 Model – View –Controller (MVC) is
the method used for developing a
mobile app with XCode:
 Model holds your application’s data
 View holds the window, controls and other
UI
 Controller Binds the model and view
together and decides how to handle user
input


Getting Setup

Resources you will need: Beginning iPhone 3
Development

Mac OS 10.6.x Programming in
and Objective-C
iOS SDK 2.4.x

Software MAC Mini Textbook
Or
MacBook Pro

Hardware


Programming Fundamentals

New Project



Tools -> Library

Interface Builder



Key objects in an iOS
application



The Application
Life Cycle


State Description
The application has not been launched or was running but was terminated by the
Not running
system.

Inactive The application is running in the foreground but is currently not receiving events.

Active The application is running in the foreground and is receiving events.

Background The application is in the background and executing code.

Suspended The application is in the background but is not executing code.



Launching into the
active state



Moving from the
foreground to the
background


Handling application interruptions


Transitioning from the
background to the
foreground


Outlets and Actions

Outlet


Outlets and Actions

UI Code


Outlets and Actions
- (IBAction) gotoNext:(NSString*)str;


View Controllers


View Controllers

[viewController addSubView:view]

[navigationController pushViewController:viewController]

[self.window addSubview:navigationController.view]

[self.window makeKeyAndVisible]


Example 1

Input name = empty

Tap on display button


Example 1

If name == “HireVietnamese”

Tap on display button


Exercise 1

HireVietnamese - Lesson 1

HireVietnamese - Lesson 1

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