/*+
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    SDL - Simple DirectMedia Layer+
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    Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002  Sam Lantinga+
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+
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    This library is free software; you can redistribute it and/or+
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    modify it under the terms of the GNU Library General Public+
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    License as published by the Free Software Foundation; either+
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    version 2 of the License, or (at your option) any later version.+
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+
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    This library is distributed in the hope that it will be useful,+
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    but WITHOUT ANY WARRANTY; without even the implied warranty of+
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU+
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    Library General Public License for more details.+
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+
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    You should have received a copy of the GNU Library General Public+
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    License along with this library; if not, write to the Free+
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    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA+
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+
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    Sam Lantinga+
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    slouken@libsdl.org+
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*/+
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+
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#ifdef SAVE_RCSID+
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static char rcsid =+
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 "@(#) $Id$";+
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#endif+
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+
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/* Resize event handling code for SDL */+
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+
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#include "SDL_events.h"+
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#include "SDL_events_c.h"+
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#include "SDL_sysvideo.h"+
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+
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+
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/* Keep the last resize event so we don't post duplicates */+
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static struct {+
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	int w;+
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	int h;+
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} last_resize;+
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+
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/* This is global for SDL_eventloop.c */+
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int SDL_PrivateResize(int w, int h)+
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{+
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	int posted;+
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	SDL_Event events[32];+
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+
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	/* See if this event would change the video surface */+
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	if ( !w || !h ||+
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	     ((last_resize.w == w) && (last_resize.h == h)) ) {+
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		return(0);+
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	}+
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        last_resize.w = w;+
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        last_resize.h = h;+
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	if ( ! SDL_VideoSurface ||+
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	     ((w == SDL_VideoSurface->w) && (h == SDL_VideoSurface->h)) ) {+
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		return(0);+
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	}+
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+
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	/* Pull out all old resize events */+
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	SDL_PeepEvents(events, sizeof(events)/sizeof(events[0]),+
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	                    SDL_GETEVENT, SDL_VIDEORESIZEMASK);+
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+
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	/* Post the event, if desired */+
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	posted = 0;+
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	if ( SDL_ProcessEvents[SDL_VIDEORESIZE] == SDL_ENABLE ) {+
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		SDL_Event event;+
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		event.type = SDL_VIDEORESIZE;+
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		event.resize.w = w;+
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		event.resize.h = h;+
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		if ( (SDL_EventOK == NULL) || (*SDL_EventOK)(&event) ) {+
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			posted = 1;+
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			SDL_PushEvent(&event);+
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		}+
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	}+
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	return(posted);+
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}+
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