1 /*
2 * Copyright © 2009 Red Hat, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
22 *
23 */
24
25 #if HAVE_CONFIG_H
26 #include <config.h>
27 #endif
28
29 #include <stdint.h>
30 #include <X11/Xlibint.h>
31 #include <X11/extensions/XI2proto.h>
32 #include <X11/extensions/XInput2.h>
33 #include <X11/extensions/extutil.h>
34 #include "XIint.h"
35
36 void
XIBarrierReleasePointers(Display * dpy,XIBarrierReleasePointerInfo * barriers,int num_barriers)37 XIBarrierReleasePointers(Display *dpy,
38 XIBarrierReleasePointerInfo *barriers,
39 int num_barriers)
40 {
41 XExtDisplayInfo *info = XInput_find_display(dpy);
42 xXIBarrierReleasePointerReq *req;
43 int extra = 0;
44 int i;
45 xXIBarrierReleasePointerInfo *b;
46
47 if (!num_barriers)
48 return;
49
50 extra = (num_barriers * sizeof(xXIBarrierReleasePointerInfo));
51
52 LockDisplay (dpy);
53 GetReqExtra (XIBarrierReleasePointer, extra, req);
54 req->reqType = info->codes->major_opcode;
55 req->ReqType = X_XIBarrierReleasePointer;
56 req->num_barriers = num_barriers;
57
58 b = (xXIBarrierReleasePointerInfo *) &req[1];
59 for (i = 0; i < num_barriers; i++, b++) {
60 b->deviceid = barriers[i].deviceid;
61 b->eventid = barriers[i].eventid;
62 b->barrier = barriers[i].barrier;
63 }
64
65 UnlockDisplay (dpy);
66 SyncHandle ();
67 }
68
69 void
XIBarrierReleasePointer(Display * dpy,int deviceid,PointerBarrier barrier,BarrierEventID eventid)70 XIBarrierReleasePointer(Display *dpy,
71 int deviceid,
72 PointerBarrier barrier,
73 BarrierEventID eventid)
74 {
75 XIBarrierReleasePointerInfo info;
76 info.deviceid = deviceid;
77 info.barrier = barrier;
78 info.eventid = eventid;
79
80 XIBarrierReleasePointers(dpy, &info, 1);
81 }
82