An integrated development environment called Xcode supports application development for both platforms. (Carbon is an alternative environment in OS X, but it is a compatibility framework with procedural programmatic interfaces intended to support existing OS X code bases.) Most of the applications you see in OS X and iOS, including Mail and Safari, are Cocoa applications. Cocoa is the preeminent application environment for OS X and the only application environment for iOS. The Cocoa EnvironmentĬocoa is a set of object-oriented frameworks that provides a runtime environment for applications running in OS X and iOS.
Reading this functional description of Cocoa is an essential first step for a developer trying to understand Cocoa. This chapter expands on this definition, describing the purpose, capabilities, and components of Cocoa on both platforms. It consists of a suite of object-oriented software libraries, a runtime system, and an integrated development environment. What Is Cocoa?Ĭocoa is an application environment for both the OS X operating system and iOS, the operating system used on Multi-Touch devices such as iPhone, iPad, and iPod touch. Links to downloads and other resources may no longer be valid. This document may not represent best practices for current development.
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