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Annotation of sbbs/include/sdl/sdl_quit.h, revision 1.1

1.1     ! root        1: /*
        !             2:     SDL - Simple DirectMedia Layer
        !             3:     Copyright (C) 1997-2004 Sam Lantinga
        !             4: 
        !             5:     This library is free software; you can redistribute it and/or
        !             6:     modify it under the terms of the GNU Library General Public
        !             7:     License as published by the Free Software Foundation; either
        !             8:     version 2 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:     Library General Public License for more details.
        !            14: 
        !            15:     You should have received a copy of the GNU Library General Public
        !            16:     License along with this library; if not, write to the Free
        !            17:     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
        !            18: 
        !            19:     Sam Lantinga
        !            20:     [email protected]
        !            21: */
        !            22: 
        !            23: #ifdef SAVE_RCSID
        !            24: static char rcsid =
        !            25:  "@(#) $Id: SDL_quit.h,v 1.1.1.1 2005/11/18 23:23:31 rswindell Exp $";
        !            26: #endif
        !            27: 
        !            28: /* Include file for SDL quit event handling */
        !            29: 
        !            30: #ifndef _SDL_quit_h
        !            31: #define _SDL_quit_h
        !            32: 
        !            33: /* 
        !            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: /* There are no functions directly affecting the quit event */
        !            49: #define SDL_QuitRequested() \
        !            50:         (SDL_PumpEvents(), SDL_PeepEvents(NULL,0,SDL_PEEKEVENT,SDL_QUITMASK))
        !            51: 
        !            52: #endif /* _SDL_quit_h */

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