Subversion Repositories Games.Descent

Rev

Blame | Last modification | View Log | Download | RSS feed

  1. /*
  2.     SDL - Simple DirectMedia Layer
  3.     Copyright (C) 1997-2009 Sam Lantinga
  4.  
  5.     This library is free software; you can redistribute it and/or
  6.     modify it under the terms of the GNU Lesser General Public
  7.     License as published by the Free Software Foundation; either
  8.     version 2.1 of the License, or (at your option) any later version.
  9.  
  10.     This library is distributed in the hope that it will be useful,
  11.     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12.     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13.     Lesser General Public License for more details.
  14.  
  15.     You should have received a copy of the GNU Lesser General Public
  16.     License along with this library; if not, write to the Free Software
  17.     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  18.  
  19.     Sam Lantinga
  20.     slouken@libsdl.org
  21. */
  22.  
  23. /** @file SDL_quit.h
  24.  *  Include file for SDL quit event handling
  25.  */
  26.  
  27. #ifndef _SDL_quit_h
  28. #define _SDL_quit_h
  29.  
  30. #include "SDL_stdinc.h"
  31. #include "SDL_error.h"
  32.  
  33. /** @file SDL_quit.h
  34.  *  An SDL_QUITEVENT is generated when the user tries to close the application
  35.  *  window.  If it is ignored or filtered out, the window will remain open.
  36.  *  If it is not ignored or filtered, it is queued normally and the window
  37.  *  is allowed to close.  When the window is closed, screen updates will
  38.  *  complete, but have no effect.
  39.  *
  40.  *  SDL_Init() installs signal handlers for SIGINT (keyboard interrupt)
  41.  *  and SIGTERM (system termination request), if handlers do not already
  42.  *  exist, that generate SDL_QUITEVENT events as well.  There is no way
  43.  *  to determine the cause of an SDL_QUITEVENT, but setting a signal
  44.  *  handler in your application will override the default generation of
  45.  *  quit events for that signal.
  46.  */
  47.  
  48. /** @file SDL_quit.h
  49.  *  There are no functions directly affecting the quit event
  50.  */
  51.  
  52. #define SDL_QuitRequested() \
  53.         (SDL_PumpEvents(), SDL_PeepEvents(NULL,0,SDL_PEEKEVENT,SDL_QUITMASK))
  54.  
  55. #endif /* _SDL_quit_h */
  56.