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=================================================API Description for ``PyObjCTools.AppCategories``=================================================

Introduction------------

The module ``PyObjCTools.AppCategories`` defines a number of categories onclasses from the ``AppKit`` framework. These categories introducenew methods that aren't present in that framework.

To use these new methods use the following code somewhere in your program:

.. sourcecode:: python

import PyObjCTools.AppCategories

Additional methods on ``NSGraphicsContext``-------------------------------------------

This module defines a method for ``NSGraphicsContext``:

* ``savedGraphicsState``

This is a Python context-manager for use with the ``with`` statement.

Usage:

.. sourcecode:: python

with NSGraphicsContext.savedGraphicsState(): pass

This is equivalent to:

.. sourcecode:: python

NSGraphicsContext.saveGraphicsState() try: pass finally:

NSGraphicsContext.restoreGraphicsState()

Context-manager for ``NSAnimationContext``------------------------------------------

Class ``NSAnimationContext`` can be used as the context for a ``with``statement:

.. sourcecode:: python

with NSAnimationContext:pass

This is equivalent to:

.. sourcecode:: python

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NSAnimationContext.beginGrouping()try:

passfinally:

NSAnimationContext.endGrouping()