Apple explains in the upcoming OS X Mountain Lion will be even more emphasis on the Cocoa framework. So will the Carbon api as deprecated to be considered and for the X11-framework is now an optional open-source package is needed.
When you install an application that the X11 framework, and Mountain Lion no longer has the opportunity to offer optional X11 package from Apple, install, reports Apple Insider. The operating system will now redirect you to a open-source version of the framework, XQuartz’. After installation, a user can still X11-based software run.
In OS X 10.8 Mountain Lion, which this summer is available and currently as a developer preview is available, it is also the deprecated Carbon api permanently depreciated. As mist Carbon support for 64bit-applications.
With the step-by-step ‘disposal’ of Carbon in the latest OS X releases and the giving of X11 and Java support to external open source projects, Apple will send more and more OS X developers in the direction of the Cocoa framework. Apple provides Cocoa for some time in OS X and iOS platform, and the company considers its native api is now sufficiently mature as the standard framework for OS X software.