1# Copyright (c) 2006-2008, The RubyCocoa Project.
2# Copyright (c) 2001-2006, FUJIMOTO Hisakuni.
3# All Rights Reserved.
4#
5# RubyCocoa is free software, covered under either the Ruby's license or the 
6# LGPL. See the COPYRIGHT file for more information.
7
8module OSX
9
10  # NSImage additions
11  class NSImage
12    def focus
13      lockFocus
14      begin
15        yield
16      ensure
17        unlockFocus
18      end
19    end
20  end
21end
22