hirevietnamese - lesson 1

HIREVIETNAMESE

iPhone TrainingLesson 1

HIREVIETNAMESEhttp://www.hirevietnamese.com HIREVIETNAMESE

Contents

Introduction to iPhone Programming1

Getting Setup2

Programming Fundamentals3

Example 14

Exercise 15


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

Programming in Objective-C

Textbook

Mac OS 10.6.xand

iOS SDK 2.4.x

Software MAC MiniOr

MacBook Pro

Hardware


Programming Fundamentals

New Project



Tools -> Library

Interface Builder



Key objects in an iOS application



The Application Life Cycle


Programming FundamentalsState Description

Not running The application has not been launched or was running but was terminated by the 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

[navigationController pushViewController:viewController]

[viewController addSubView:view]

[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

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hirevietnamese - lesson 1

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