iPhone Application Tutorial
Delegation is a pattern where one object periodically sends messages to another object specified as its delegate to ask for input or to notify the delegate that an event is occurring. You use it as an alternative to class inheritance for extending the functionality of reusable objects. In this application, the application object tells its delegate that the main start-up routines have finished and that the custom configuration can begin. For this application, you want the delegate to create an instance of a controller to set up and manage the view. In addition, the text field will tell its delegate (which in this case will be the same controller) when the user has tapped Return.
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Address Book Programming Guide for iPhone OS
The Address Book technology for iPhone OS provides a way to store people’’s contact information and other personal information in a centralized database, and to share this information between applications. The technology has several parts:
¦ The Address Book framework provides access to the contact information.
¦ The Address Book UI framework provides the user interface to display the information.
¦ The Address Book database stores the information.
¦ The Contacts application provides a way for users to access their contact information.
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iPhone Developer Program - Standard Program Portal User Guide for OS X iPhone 2.0
Welcome to the iPhone Developer Program, your destination for all the resources you need to develop, test and distribute your OS X iPhone applications. The iPhone Dev Center and Program Portal are designed to walk you through each step necessary to get your application from code to customer.
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iPhone Development Guide - Development Environments: Xcode
To develop iPhone applications, you use Xcode, Apple’s first-class integrated development environment (IDE). Xcode provides all the tools you need to design your application’s user interface and write the code that brings it to life. As you develop your application, you run it on your computer, an iPhone, or an iPod touch.
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