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SDL_dgaevents.c
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SDL_dgaevents.c
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/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Sam Lantinga
slouken@devolution.com
*/
#ifdef SAVE_RCSID
static char rcsid =
"@(#) $Id$";
#endif
/* Handle the event stream, converting DGA events into SDL events */
#include <stdio.h>
#include <X11/Xlib.h>
#include <X11/extensions/xf86dga.h>
#include "SDL_sysvideo.h"
#include "SDL_events_c.h"
#include "SDL_dgavideo.h"
#include "SDL_dgaevents_c.h"
/* Heheh we're using X11 event code */
extern int X11_Pending(Display *display);
extern void X11_InitKeymap(void);
extern SDL_keysym *X11_TranslateKey(Display *display, XKeyEvent *xkey,
KeyCode kc, SDL_keysym *keysym);
static int DGA_DispatchEvent(_THIS)
{
int posted;
XDGAEvent xevent;
XNextEvent(DGA_Display, (XEvent *)&xevent);
posted = 0;
xevent.type -= DGA_event_base;
switch (xevent.type) {
/* Mouse motion? */
case MotionNotify: {
if ( SDL_VideoSurface ) {
posted = SDL_PrivateMouseMotion(0, 1,
xevent.xmotion.dx, xevent.xmotion.dy);
}
}
break;
/* Mouse button press? */
case ButtonPress: {
posted = SDL_PrivateMouseButton(SDL_PRESSED,
xevent.xbutton.button, 0, 0);
}
break;
/* Mouse button release? */
case ButtonRelease: {
posted = SDL_PrivateMouseButton(SDL_RELEASED,
xevent.xbutton.button, 0, 0);
}
break;
/* Key press or release? */
case KeyPress:
case KeyRelease: {
SDL_keysym keysym;
XKeyEvent xkey;
XDGAKeyEventToXKeyEvent(&xevent.xkey, &xkey);
posted = SDL_PrivateKeyboard((xevent.type == KeyPress),
X11_TranslateKey(DGA_Display,
&xkey, xkey.keycode,
&keysym));
}
break;
}
return(posted);
}
void DGA_PumpEvents(_THIS)
{
/* Keep processing pending events */
LOCK_DISPLAY();
while ( X11_Pending(DGA_Display) ) {
DGA_DispatchEvent(this);
}
UNLOCK_DISPLAY();
}
void DGA_InitOSKeymap(_THIS)
{
X11_InitKeymap();
}