dev.stuconnolly.com / svn / safaritabs

  1. /*
  2.  *  STApplication.h
  3.  *
  4.  *  SafariTabs
  5.  *
  6.  *  Copyright (c) 2007 Stuart Connolly. All rights reserved.
  7.  *
  8.  *  This program is free software; you can redistribute it and/or
  9.  *  modify it under the terms of the GNU General Public License
  10.  *  as published by the Free Software Foundation; either version 2
  11.  *  of the License, or (at your option) any later version.
  12.  *
  13.  *  This program is distributed in the hope that it will be useful,
  14.  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15.  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16.  *  GNU General Public License for more details.
  17.  *
  18.  *  You should have received a copy of the GNU General Public License
  19.  *  along with this program; if not, write to the Free Software
  20.  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  21.  */
  22.  
  23. #import "STApplication.h"
  24.  
  25. @implementation NSApplication (STApplication)
  26.  
  27.  
  28. ////////////////////////////////////////////// ***
  29.  
  30. - (NSUndoManager *)undoManager
  31. {
  32.     static NSUndoManager *undoManager = nil;
  33.    
  34.     if (undoManager == nil) {
  35.         undoManager = [[NSUndoManager alloc] init];
  36.        
  37.         [undoManager retain];
  38.     }
  39.    
  40.     return undoManager;
  41. }
  42.  
  43. @end