Mercurial > sdl-ios-xcode
diff src/video/x11/SDL_x11events.c @ 1783:c546353b1ad4
Fixed bug #203
Disable screensaver and DPMS blanking while SDL app is running.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Mon, 08 May 2006 06:38:13 +0000 |
| parents | db7e15a99cb3 |
| children | 45669d4efd02 |
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--- a/src/video/x11/SDL_x11events.c Mon May 08 06:23:11 2006 +0000 +++ b/src/video/x11/SDL_x11events.c Mon May 08 06:38:13 2006 +0000 @@ -1118,3 +1118,55 @@ X11_InitKeymap(); } +void X11_SaveScreenSaver(_THIS) +{ + int timeout, interval, prefer_blank, allow_exp; + XGetScreenSaver(SDL_Display, &timeout, &interval, &prefer_blank, &allow_exp); + screensaver_timeout = timeout; + +#if SDL_VIDEO_DRIVER_X11_DPMS + if ( SDL_X11_HAVE_DPMS ) { + int dummy; + if ( DPMSQueryExtension(SDL_Display, &dummy, &dummy) ) { + CARD16 state; + DPMSInfo(SDL_Display, &state, &dpms_enabled); + } + } +#endif /* SDL_VIDEO_DRIVER_X11_DPMS */ +} + +void X11_DisableScreenSaver(_THIS) +{ + int timeout, interval, prefer_blank, allow_exp; + XGetScreenSaver(SDL_Display, &timeout, &interval, &prefer_blank, &allow_exp); + timeout = 0; + XSetScreenSaver(SDL_Display, timeout, interval, prefer_blank, allow_exp); + +#if SDL_VIDEO_DRIVER_X11_DPMS + if ( SDL_X11_HAVE_DPMS ) { + int dummy; + if ( DPMSQueryExtension(SDL_Display, &dummy, &dummy) ) { + DPMSDisable(SDL_Display); + } + } +#endif /* SDL_VIDEO_DRIVER_X11_DPMS */ +} + +void X11_RestoreScreenSaver(_THIS) +{ + int timeout, interval, prefer_blank, allow_exp; + XGetScreenSaver(SDL_Display, &timeout, &interval, &prefer_blank, &allow_exp); + timeout = screensaver_timeout; + XSetScreenSaver(SDL_Display, timeout, interval, prefer_blank, allow_exp); + +#if SDL_VIDEO_DRIVER_X11_DPMS + if ( SDL_X11_HAVE_DPMS ) { + int dummy; + if ( DPMSQueryExtension(SDL_Display, &dummy, &dummy) ) { + if ( dpms_enabled ) { + DPMSEnable(SDL_Display); + } + } + } +#endif /* SDL_VIDEO_DRIVER_X11_DPMS */ +}