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| 5496 | leency | 1 | /* |
| 2 | SDL - Simple DirectMedia Layer |
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| 3 | Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga |
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| 4 | |||
| 5 | This library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Library General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2 of the License, or (at your option) any later version. |
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| 9 | |||
| 10 | This library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Library General Public License for more details. |
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| 14 | |||
| 15 | You should have received a copy of the GNU Library General Public |
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| 16 | License along with this library; if not, write to the Free |
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| 17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 18 | |||
| 19 | Sam Lantinga |
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| 20 | slouken@devolution.com |
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| 21 | */ |
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| 22 | |||
| 23 | #ifdef SAVE_RCSID |
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| 24 | static char rcsid = |
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| 25 | "@(#) $Id: SDL_quit.h,v 1.2 2001/04/26 16:50:17 hercules Exp $"; |
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| 26 | #endif |
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| 27 | |||
| 28 | /* Include file for SDL quit event handling */ |
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| 29 | |||
| 30 | #ifndef _SDL_quit_h |
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| 31 | #define _SDL_quit_h |
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| 32 | |||
| 33 | /* |
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| 34 | An SDL_QUITEVENT is generated when the user tries to close the application |
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| 35 | window. If it is ignored or filtered out, the window will remain open. |
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| 36 | If it is not ignored or filtered, it is queued normally and the window |
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| 37 | is allowed to close. When the window is closed, screen updates will |
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| 38 | complete, but have no effect. |
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| 39 | |||
| 40 | SDL_Init() installs signal handlers for SIGINT (keyboard interrupt) |
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| 41 | and SIGTERM (system termination request), if handlers do not already |
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| 42 | exist, that generate SDL_QUITEVENT events as well. There is no way |
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| 43 | to determine the cause of an SDL_QUITEVENT, but setting a signal |
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| 44 | handler in your application will override the default generation of |
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| 45 | quit events for that signal. |
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| 46 | */ |
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| 47 | |||
| 48 | /* There are no functions directly affecting the quit event */ |
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| 49 | #define SDL_QuitRequested() \ |
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| 50 | (SDL_PumpEvents(), SDL_PeepEvents(NULL,0,SDL_PEEKEVENT,SDL_QUITMASK)) |
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| 51 | |||
| 52 | #endif /* _SDL_quit_h */ |