61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync/*
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncCopyright 2007 Peter Hutterer <peter@cs.unisa.edu.au>
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncPermission to use, copy, modify, distribute, and sell this software and its
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncdocumentation for any purpose is hereby granted without fee, provided that
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncthe above copyright notice appear in all copies and that both that
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsynccopyright notice and this permission notice appear in supporting
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncdocumentation.
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncThe above copyright notice and this permission notice shall be included
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncin all copies or substantial portions of the Software.
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncTHE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncOR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncMERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncIN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncOTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncOTHER DEALINGS IN THE SOFTWARE.
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncExcept as contained in this notice, the name of the author shall
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncnot be used in advertising or otherwise to promote the sale, use or
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncother dealings in this Software without prior written authorization
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncfrom the author.
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync*/
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#ifdef HAVE_DIX_CONFIG_H
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#include <dix-config.h>
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#endif
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#ifndef _GEEXT_H_
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define _GEEXT_H_
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#include <X11/extensions/geproto.h>
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync/** Struct to keep information about registered extensions */
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsynctypedef struct _GEExtension {
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync /** Event swapping routine */
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync void (*evswap) (xGenericEvent *from, xGenericEvent *to);
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync} GEExtension, *GEExtensionPtr;
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync/* All registered extensions and their handling functions. */
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncextern _X_EXPORT GEExtension GEExtensions[MAXEXTENSIONS];
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync/* Typecast to generic event */
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define GEV(ev) ((xGenericEvent*)(ev))
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync/* Returns the extension offset from the event */
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define GEEXT(ev) (GEV(ev)->extension)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync/* Return zero-based extension offset (offset - 128). Only for use in arrays */
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define GEEXTIDX(ev) (GEEXT(ev) & 0x7F)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync/* True if mask is set for extension on window */
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define GEMaskIsSet(pWin, extension, mask) \
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync ((pWin)->optional && \
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync (pWin)->optional->geMasks && \
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync ((pWin)->optional->geMasks->eventMasks[(extension) & 0x7F] & (mask)))
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync/* Returns first client */
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define GECLIENT(pWin) \
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync (((pWin)->optional) ? (pWin)->optional->geMasks->geClients : NULL)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync/* Returns the event_fill for the given event */
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define GEEventFill(ev) \
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync GEExtensions[GEEXTIDX(ev)].evfill
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define GEIsType(ev, ext, ev_type) \
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync ((GEV(ev)->type == GenericEvent) && \
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync GEEXT(ev) == (ext) && \
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync GEV(ev)->evtype == (ev_type))
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync/* Interface for other extensions */
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncextern _X_EXPORT void GERegisterExtension(int extension,
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync void (*ev_dispatch) (xGenericEvent
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync *from,
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync xGenericEvent
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync *to));
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncextern _X_EXPORT void GEInitEvent(xGenericEvent *ev, int extension);
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#endif /* _GEEXT_H_ */