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authorKaleb Keithley <kaleb@freedesktop.org>2003-11-14 15:54:30 +0000
committerKaleb Keithley <kaleb@freedesktop.org>2003-11-14 15:54:30 +0000
commitdeae12c6b683898f5213992d561a59d4ea889cca (patch)
tree3ed14c7b76f47ec80c1868c34bd0e5de385db618 /src/GetMoEv.c
R6.6 is the Xorg base-lineXORG-MAIN
Diffstat (limited to 'src/GetMoEv.c')
-rw-r--r--src/GetMoEv.c83
1 files changed, 83 insertions, 0 deletions
diff --git a/src/GetMoEv.c b/src/GetMoEv.c
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+++ b/src/GetMoEv.c
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+/* $Xorg: GetMoEv.c,v 1.4 2001/02/09 02:03:33 xorgcvs Exp $ */
+/*
+
+Copyright 1986, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+#define NEED_REPLIES
+#include "Xlibint.h"
+
+XTimeCoord *XGetMotionEvents(dpy, w, start, stop, nEvents)
+ register Display *dpy;
+ Time start, stop;
+ Window w;
+ int *nEvents; /* RETURN */
+{
+ xGetMotionEventsReply rep;
+ register xGetMotionEventsReq *req;
+ XTimeCoord *tc = NULL;
+ long nbytes;
+ LockDisplay(dpy);
+ GetReq(GetMotionEvents, req);
+ req->window = w;
+/* XXX is this right for all machines? */
+ req->start = start;
+ req->stop = stop;
+ if (!_XReply (dpy, (xReply *)&rep, 0, xFalse)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (NULL);
+ }
+
+ if (rep.nEvents) {
+ if (! (tc = (XTimeCoord *)
+ Xmalloc( (unsigned)
+ (nbytes = (long) rep.nEvents * sizeof(XTimeCoord))))) {
+ _XEatData (dpy, (unsigned long) nbytes);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (NULL);
+ }
+ }
+
+ *nEvents = rep.nEvents;
+ nbytes = SIZEOF (xTimecoord);
+ {
+ register XTimeCoord *tcptr;
+ register int i;
+ xTimecoord xtc;
+
+ for (i = rep.nEvents, tcptr = tc; i > 0; i--, tcptr++) {
+ _XRead (dpy, (char *) &xtc, nbytes);
+ tcptr->time = xtc.time;
+ tcptr->x = cvtINT16toShort (xtc.x);
+ tcptr->y = cvtINT16toShort (xtc.y);
+ }
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (tc);
+}
+