03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/*
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncCopyright 2007 Peter Hutterer <peter@cs.unisa.edu.au>
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncPermission to use, copy, modify, distribute, and sell this software and its
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncdocumentation for any purpose is hereby granted without fee, provided that
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncthe above copyright notice appear in all copies and that both that
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsynccopyright notice and this permission notice appear in supporting
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncdocumentation.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncThe above copyright notice and this permission notice shall be included
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncin all copies or substantial portions of the Software.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncTHE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncOR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncMERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncIN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncOTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncOTHER DEALINGS IN THE SOFTWARE.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncExcept as contained in this notice, the name of the author shall
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncnot be used in advertising or otherwise to promote the sale, use or
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncother dealings in this Software without prior written authorization
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncfrom the author.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync*/
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#ifdef HAVE_DIX_CONFIG_H
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#include <dix-config.h>
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#endif
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#ifndef _GEEXT_H_
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define _GEEXT_H_
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#include <X11/extensions/geproto.h>
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/** Struct to keep information about registered extensions */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsynctypedef struct _GEExtension {
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync /** Event swapping routine */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync void (*evswap) (xGenericEvent *from, xGenericEvent *to);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync} GEExtension, *GEExtensionPtr;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/* All registered extensions and their handling functions. */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT GEExtension GEExtensions[MAXEXTENSIONS];
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/* Typecast to generic event */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define GEV(ev) ((xGenericEvent*)(ev))
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/* Returns the extension offset from the event */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define GEEXT(ev) (GEV(ev)->extension)
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/* Return zero-based extension offset (offset - 128). Only for use in arrays */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define GEEXTIDX(ev) (GEEXT(ev) & 0x7F)
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/* True if mask is set for extension on window */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define GEMaskIsSet(pWin, extension, mask) \
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync ((pWin)->optional && \
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync (pWin)->optional->geMasks && \
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync ((pWin)->optional->geMasks->eventMasks[(extension) & 0x7F] & (mask)))
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/* Returns first client */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define GECLIENT(pWin) \
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync (((pWin)->optional) ? (pWin)->optional->geMasks->geClients : NULL)
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/* Returns the event_fill for the given event */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define GEEventFill(ev) \
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync GEExtensions[GEEXTIDX(ev)].evfill
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define GEIsType(ev, ext, ev_type) \
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync ((GEV(ev)->type == GenericEvent) && \
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync GEEXT(ev) == (ext) && \
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync GEV(ev)->evtype == (ev_type))
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/* Interface for other extensions */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void GERegisterExtension(int extension,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync void (*ev_dispatch) (xGenericEvent
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync *from,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync xGenericEvent
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync *to));
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void GEInitEvent(xGenericEvent *ev, int extension);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#endif /* _GEEXT_H_ */