src/events/SDL_expose.c
author Sam Lantinga <slouken@libsdl.org>
Mon, 21 Sep 2009 08:58:51 +0000
branchSDL-1.2
changeset 4214 4250beeb5ad1
parent 4159 a1b03ba2fcd0
child 6137 4720145f848b
permissions -rw-r--r--
Oh yeah, we have GLX support too.
     1 /*
     2     SDL - Simple DirectMedia Layer
     3     Copyright (C) 1997-2009 Sam Lantinga
     4 
     5     This library is free software; you can redistribute it and/or
     6     modify it under the terms of the GNU Lesser General Public
     7     License as published by the Free Software Foundation; either
     8     version 2.1 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     Lesser General Public License for more details.
    14 
    15     You should have received a copy of the GNU Lesser General Public
    16     License along with this library; if not, write to the Free Software
    17     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
    18 
    19     Sam Lantinga
    20     slouken@libsdl.org
    21 */
    22 #include "SDL_config.h"
    23 
    24 /* Refresh event handling code for SDL */
    25 
    26 #include "SDL_events.h"
    27 #include "SDL_events_c.h"
    28 
    29 
    30 /* This is global for SDL_eventloop.c */
    31 int SDL_PrivateExpose(void)
    32 {
    33 	int posted;
    34 	SDL_Event events[32];
    35 
    36 	/* Pull out all old refresh events */
    37 	SDL_PeepEvents(events, sizeof(events)/sizeof(events[0]),
    38 	                    SDL_GETEVENT, SDL_VIDEOEXPOSEMASK);
    39 
    40 	/* Post the event, if desired */
    41 	posted = 0;
    42 	if ( SDL_ProcessEvents[SDL_VIDEOEXPOSE] == SDL_ENABLE ) {
    43 		SDL_Event event;
    44 		event.type = SDL_VIDEOEXPOSE;
    45 		if ( (SDL_EventOK == NULL) || (*SDL_EventOK)(&event) ) {
    46 			posted = 1;
    47 			SDL_PushEvent(&event);
    48 		}
    49 	}
    50 	return(posted);
    51 }