Fawkes API  Fawkes Development Version
sdl_keeper.h
1 
2 /***************************************************************************
3  * sdl_keeper.h - utility to keep track of SDL initialization state
4  *
5  * Created: Mon Nov 05 14:33:52 2007
6  * Copyright 2007 Tim Niemueller [www.niemueller.de]
7  *
8  ****************************************************************************/
9 
10 /* This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version. A runtime exception applies to
14  * this software (see LICENSE.GPL_WRE file mentioned below for details).
15  *
16  * This program is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19  * GNU Library General Public License for more details.
20  *
21  * Read the full text in the LICENSE.GPL_WRE file in the doc directory.
22  */
23 
24 #ifndef __FIREVISION_FVWIDGETS_SDL_KEEPER_H_
25 #define __FIREVISION_FVWIDGETS_SDL_KEEPER_H_
26 
27 #include <core/threading/mutex.h>
28 
29 namespace firevision {
30 #if 0 /* just to make Emacs auto-indent happy */
31 }
32 #endif
33 
34 class SDLKeeper
35 {
36  public:
37  static void init(unsigned int flags);
38  static void quit() throw();
39 
40  static void force_quit();
41 
42  private:
43  SDLKeeper();
44 
45  static unsigned int _refcount;
46  static fawkes::Mutex _mutex;
47 };
48 
49 } // end namespace firevision
50 
51 #endif
static void init(unsigned int flags)
Init SDL.
Definition: sdl_keeper.cpp:64
static void force_quit()
Force quit of SDL.
Definition: sdl_keeper.cpp:106
static void quit()
Conditionally quit SDL.
Definition: sdl_keeper.cpp:92
Mutex mutual exclusion lock.
Definition: mutex.h:32
SDL Reference keeper.
Definition: sdl_keeper.h:34