1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * Copyright 2007-2008 Peter Hutterer
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * Permission is hereby granted, free of charge, to any person obtaining a
5*4882a593Smuzhiyun * copy of this software and associated documentation files (the "Software"),
6*4882a593Smuzhiyun * to deal in the Software without restriction, including without limitation
7*4882a593Smuzhiyun * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8*4882a593Smuzhiyun * and/or sell copies of the Software, and to permit persons to whom the
9*4882a593Smuzhiyun * Software is furnished to do so, subject to the following conditions:
10*4882a593Smuzhiyun *
11*4882a593Smuzhiyun * The above copyright notice and this permission notice (including the next
12*4882a593Smuzhiyun * paragraph) shall be included in all copies or substantial portions of the
13*4882a593Smuzhiyun * Software.
14*4882a593Smuzhiyun *
15*4882a593Smuzhiyun * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16*4882a593Smuzhiyun * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17*4882a593Smuzhiyun * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18*4882a593Smuzhiyun * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19*4882a593Smuzhiyun * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20*4882a593Smuzhiyun * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21*4882a593Smuzhiyun * DEALINGS IN THE SOFTWARE.
22*4882a593Smuzhiyun *
23*4882a593Smuzhiyun * Author: Peter Hutterer, University of South Australia, NICTA
24*4882a593Smuzhiyun */
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun /***********************************************************************
27*4882a593Smuzhiyun *
28*4882a593Smuzhiyun * Request to change a given device pointer's cursor.
29*4882a593Smuzhiyun *
30*4882a593Smuzhiyun */
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun #ifdef HAVE_DIX_CONFIG_H
33*4882a593Smuzhiyun #include <dix-config.h>
34*4882a593Smuzhiyun #endif
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun #include <X11/X.h> /* for inputstr.h */
37*4882a593Smuzhiyun #include <X11/Xproto.h> /* Request macro */
38*4882a593Smuzhiyun #include "inputstr.h" /* DeviceIntPtr */
39*4882a593Smuzhiyun #include "windowstr.h" /* window structure */
40*4882a593Smuzhiyun #include "scrnintstr.h" /* screen structure */
41*4882a593Smuzhiyun #include <X11/extensions/XI.h>
42*4882a593Smuzhiyun #include <X11/extensions/XI2proto.h>
43*4882a593Smuzhiyun #include "extnsionst.h"
44*4882a593Smuzhiyun #include "exevents.h"
45*4882a593Smuzhiyun #include "exglobals.h"
46*4882a593Smuzhiyun #include "input.h"
47*4882a593Smuzhiyun
48*4882a593Smuzhiyun #include "xichangecursor.h"
49*4882a593Smuzhiyun
50*4882a593Smuzhiyun /***********************************************************************
51*4882a593Smuzhiyun *
52*4882a593Smuzhiyun * This procedure allows a client to set one pointer's cursor.
53*4882a593Smuzhiyun *
54*4882a593Smuzhiyun */
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun int _X_COLD
SProcXIChangeCursor(ClientPtr client)57*4882a593Smuzhiyun SProcXIChangeCursor(ClientPtr client)
58*4882a593Smuzhiyun {
59*4882a593Smuzhiyun REQUEST(xXIChangeCursorReq);
60*4882a593Smuzhiyun REQUEST_SIZE_MATCH(xXIChangeCursorReq);
61*4882a593Smuzhiyun swaps(&stuff->length);
62*4882a593Smuzhiyun swapl(&stuff->win);
63*4882a593Smuzhiyun swapl(&stuff->cursor);
64*4882a593Smuzhiyun swaps(&stuff->deviceid);
65*4882a593Smuzhiyun return (ProcXIChangeCursor(client));
66*4882a593Smuzhiyun }
67*4882a593Smuzhiyun
68*4882a593Smuzhiyun int
ProcXIChangeCursor(ClientPtr client)69*4882a593Smuzhiyun ProcXIChangeCursor(ClientPtr client)
70*4882a593Smuzhiyun {
71*4882a593Smuzhiyun int rc;
72*4882a593Smuzhiyun WindowPtr pWin = NULL;
73*4882a593Smuzhiyun DeviceIntPtr pDev = NULL;
74*4882a593Smuzhiyun CursorPtr pCursor = NULL;
75*4882a593Smuzhiyun
76*4882a593Smuzhiyun REQUEST(xXIChangeCursorReq);
77*4882a593Smuzhiyun REQUEST_SIZE_MATCH(xXIChangeCursorReq);
78*4882a593Smuzhiyun
79*4882a593Smuzhiyun rc = dixLookupDevice(&pDev, stuff->deviceid, client, DixSetAttrAccess);
80*4882a593Smuzhiyun if (rc != Success)
81*4882a593Smuzhiyun return rc;
82*4882a593Smuzhiyun
83*4882a593Smuzhiyun if (!IsMaster(pDev) || !IsPointerDevice(pDev))
84*4882a593Smuzhiyun return BadDevice;
85*4882a593Smuzhiyun
86*4882a593Smuzhiyun if (stuff->win != None) {
87*4882a593Smuzhiyun rc = dixLookupWindow(&pWin, stuff->win, client, DixSetAttrAccess);
88*4882a593Smuzhiyun if (rc != Success)
89*4882a593Smuzhiyun return rc;
90*4882a593Smuzhiyun }
91*4882a593Smuzhiyun
92*4882a593Smuzhiyun if (stuff->cursor == None) {
93*4882a593Smuzhiyun if (pWin == pWin->drawable.pScreen->root)
94*4882a593Smuzhiyun pCursor = rootCursor;
95*4882a593Smuzhiyun else
96*4882a593Smuzhiyun pCursor = (CursorPtr) None;
97*4882a593Smuzhiyun }
98*4882a593Smuzhiyun else {
99*4882a593Smuzhiyun rc = dixLookupResourceByType((void **) &pCursor, stuff->cursor,
100*4882a593Smuzhiyun RT_CURSOR, client, DixUseAccess);
101*4882a593Smuzhiyun if (rc != Success)
102*4882a593Smuzhiyun return rc;
103*4882a593Smuzhiyun }
104*4882a593Smuzhiyun
105*4882a593Smuzhiyun ChangeWindowDeviceCursor(pWin, pDev, pCursor);
106*4882a593Smuzhiyun
107*4882a593Smuzhiyun return Success;
108*4882a593Smuzhiyun }
109