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Diffstat (limited to '3rdparty/include/SDL2/SDL_quit.h')
-rw-r--r-- | 3rdparty/include/SDL2/SDL_quit.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/3rdparty/include/SDL2/SDL_quit.h b/3rdparty/include/SDL2/SDL_quit.h new file mode 100644 index 0000000..b2bd5da --- /dev/null +++ b/3rdparty/include/SDL2/SDL_quit.h @@ -0,0 +1,58 @@ +/* + Simple DirectMedia Layer + Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org> + + This software is provided 'as-is', without any express or implied + warranty. In no event will the authors be held liable for any damages + arising from the use of this software. + + Permission is granted to anyone to use this software for any purpose, + including commercial applications, and to alter it and redistribute it + freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software + in a product, an acknowledgment in the product documentation would be + appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and must not be + misrepresented as being the original software. + 3. This notice may not be removed or altered from any source distribution. +*/ + +/** + * \file SDL_quit.h + * + * Include file for SDL quit event handling. + */ + +#ifndef SDL_quit_h_ +#define SDL_quit_h_ + +#include "SDL_stdinc.h" +#include "SDL_error.h" + +/** + * \file SDL_quit.h + * + * An ::SDL_QUIT event is generated when the user tries to close the application + * window. If it is ignored or filtered out, the window will remain open. + * If it is not ignored or filtered, it is queued normally and the window + * is allowed to close. When the window is closed, screen updates will + * complete, but have no effect. + * + * SDL_Init() installs signal handlers for SIGINT (keyboard interrupt) + * and SIGTERM (system termination request), if handlers do not already + * exist, that generate ::SDL_QUIT events as well. There is no way + * to determine the cause of an ::SDL_QUIT event, but setting a signal + * handler in your application will override the default generation of + * quit events for that signal. + * + * \sa SDL_Quit() + */ + +/* There are no functions directly affecting the quit event */ + +#define SDL_QuitRequested() \ + (SDL_PumpEvents(), (SDL_PeepEvents(NULL,0,SDL_PEEKEVENT,SDL_QUIT,SDL_QUIT) > 0)) + +#endif /* SDL_quit_h_ */ |