BY MUKTADIUR RAHMAN DATE: JUNE 10, 2010 Introduction to iPhone SDK

Contents Introduction Tools Architecture

Introduction The iPhone SDK is a software development kit developed by Apple Inc to develop the next generation innovative mobile application for iPhone. It include rich set of API and Tools

iPhone

Tools Xcode : IDE for iPhone development(Professional text editor, Debugger, GCC compiler) Instruments : For optimizing application Dash Code : For creating web applications for Safari iPhone Simulator

Xcode

Instruments

Dashcode

Simulator

Architecture Core OS Core Services Media Cocoa Touch

Architecture

Core OS The Core OS layer encompasses the kernel environment, drivers, and basic interfaces of the operating system. It provides a set of interfaces for accessing many low-level features of the operating system. Your application accesses these features through the LibSystem library. The interfaces are C-based and provide support for the following:  Threading (POSIX threads)  Networking (BSD sockets)  File-system access  Standard I/O  Bonjour and DNS services  Locale information  Memory allocation  Math Computation

Core Services The Core Services layer provides the fundamental system services that all applications use.  Core Foundation Framework  CFNetwork Framework  Security Framework  SQLite Library  XML Libraries

Media The Media layer provides graphics and media technologies in iPhone OS that are geared toward creating most advanced multimedia experience on a mobile device  Graphics Technologies  Audio Technologies  Video Technologies

Cocoa Touch The Cocoa Touch layer provide the basic tools and infrastructure you need to implement graphical, event- driven applications in iPhone OS  UIKit framework  AddressBook framework  AddressBook Ui framework  Core Location framework

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