src/video/dga/SDL_dgaevents.c
author Sam Lantinga <slouken@lokigames.com>
Thu, 26 Apr 2001 16:45:43 +0000
changeset 0 74212992fb08
child 101 825b2fa28e2e
permissions -rw-r--r--
Initial revision
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997, 1998, 1999, 2000, 2001  Sam Lantinga
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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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    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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    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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    Sam Lantinga
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    slouken@devolution.com
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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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/* Handle the event stream, converting DGA events into SDL events */
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#include <stdio.h>
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#include <X11/Xlib.h>
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#include <X11/extensions/xf86dga.h>
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#include "SDL_sysvideo.h"
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#include "SDL_events_c.h"
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#include "SDL_dgavideo.h"
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#include "SDL_dgaevents_c.h"
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/* Heheh we're using X11 event code */
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extern int X11_Pending(Display *display);
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extern void X11_InitKeymap(void);
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extern SDL_keysym *X11_TranslateKey(Display *display, XKeyEvent *xkey,
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				    KeyCode kc, SDL_keysym *keysym);
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static int DGA_DispatchEvent(_THIS)
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{
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	int posted;
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	XDGAEvent xevent;
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	XNextEvent(DGA_Display, (XEvent *)&xevent);
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	posted = 0;
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	xevent.type -= DGA_event_base;
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	switch (xevent.type) {
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	    /* Mouse motion? */
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	    case MotionNotify: {
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		if ( SDL_VideoSurface ) {
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			posted = SDL_PrivateMouseMotion(0, 1,
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					xevent.xmotion.dx, xevent.xmotion.dy);
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		}
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	    }
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	    break;
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	    /* Mouse button press? */
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	    case ButtonPress: {
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		posted = SDL_PrivateMouseButton(SDL_PRESSED, 
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					xevent.xbutton.button, 0, 0);
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	    }
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	    break;
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	    /* Mouse button release? */
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	    case ButtonRelease: {
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		posted = SDL_PrivateMouseButton(SDL_RELEASED, 
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					xevent.xbutton.button, 0, 0);
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	    }
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	    break;
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	    /* Key press or release? */
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	    case KeyPress:
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	    case KeyRelease: {
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		SDL_keysym keysym;
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		XKeyEvent xkey;
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		XDGAKeyEventToXKeyEvent(&xevent.xkey, &xkey);
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		posted = SDL_PrivateKeyboard((xevent.type == KeyPress), 
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					X11_TranslateKey(DGA_Display,
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							 &xkey, xkey.keycode,
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							 &keysym));
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	    }
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	    break;
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	}
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	return(posted);
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}
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void DGA_PumpEvents(_THIS)
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{
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	/* Keep processing pending events */
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	while ( X11_Pending(DGA_Display) ) {
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		DGA_DispatchEvent(this);
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	}
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}
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void DGA_InitOSKeymap(_THIS)
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{
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	X11_InitKeymap();
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}
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