f0ab104f070bc7f569404826fea1828ed985638cvboxsync/*
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncCopyright 2007 Peter Hutterer <peter@cs.unisa.edu.au>
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncPermission to use, copy, modify, distribute, and sell this software and its
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncdocumentation for any purpose is hereby granted without fee, provided that
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncthe above copyright notice appear in all copies and that both that
f0ab104f070bc7f569404826fea1828ed985638cvboxsynccopyright notice and this permission notice appear in supporting
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncdocumentation.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncThe above copyright notice and this permission notice shall be included
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncin all copies or substantial portions of the Software.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncTHE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncOR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncMERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncIN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncOTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncOTHER DEALINGS IN THE SOFTWARE.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncExcept as contained in this notice, the name of the author shall
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncnot be used in advertising or otherwise to promote the sale, use or
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncother dealings in this Software without prior written authorization
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncfrom the author.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync*/
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#ifdef HAVE_DIX_CONFIG_H
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#include <dix-config.h>
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#endif
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#ifndef _GEEXT_H_
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define _GEEXT_H_
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#include <X11/extensions/geproto.h>
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync/** Struct to keep information about registered extensions */
f0ab104f070bc7f569404826fea1828ed985638cvboxsynctypedef struct _GEExtension {
f0ab104f070bc7f569404826fea1828ed985638cvboxsync /** Event swapping routine */
f0ab104f070bc7f569404826fea1828ed985638cvboxsync void (*evswap)(xGenericEvent* from, xGenericEvent* to);
f0ab104f070bc7f569404826fea1828ed985638cvboxsync} GEExtension, *GEExtensionPtr;
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync/* All registered extensions and their handling functions. */
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncextern _X_EXPORT GEExtension GEExtensions[MAXEXTENSIONS];
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync/* Typecast to generic event */
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define GEV(ev) ((xGenericEvent*)(ev))
f0ab104f070bc7f569404826fea1828ed985638cvboxsync/* Returns the extension offset from the event */
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define GEEXT(ev) (GEV(ev)->extension)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync/* Return zero-based extension offset (offset - 128). Only for use in arrays */
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define GEEXTIDX(ev) (GEEXT(ev) & 0x7F)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync/* True if mask is set for extension on window */
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define GEMaskIsSet(pWin, extension, mask) \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync ((pWin)->optional && \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync (pWin)->optional->geMasks && \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync ((pWin)->optional->geMasks->eventMasks[(extension) & 0x7F] & (mask)))
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync/* Returns first client */
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define GECLIENT(pWin) \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync (((pWin)->optional) ? (pWin)->optional->geMasks->geClients : NULL)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync/* Returns the event_fill for the given event */
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define GEEventFill(ev) \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync GEExtensions[GEEXTIDX(ev)].evfill
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define GEIsType(ev, ext, ev_type) \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync ((GEV(ev)->type == GenericEvent) && \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync GEEXT(ev) == (ext) && \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync GEV(ev)->evtype == (ev_type))
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync/* Interface for other extensions */
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncextern _X_EXPORT void GERegisterExtension(
f0ab104f070bc7f569404826fea1828ed985638cvboxsync int extension,
f0ab104f070bc7f569404826fea1828ed985638cvboxsync void (*ev_dispatch)(xGenericEvent* from, xGenericEvent* to));
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncextern _X_EXPORT void GEInitEvent(xGenericEvent* ev, int extension);
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncextern _X_EXPORT void GEExtensionInit(void);
f0ab104f070bc7f569404826fea1828ed985638cvboxsync
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#endif /* _GEEXT_H_ */