1*4882a593Smuzhiyun /************************************************************
2*4882a593Smuzhiyun
3*4882a593Smuzhiyun Copyright 1989, 1998 The Open Group
4*4882a593Smuzhiyun
5*4882a593Smuzhiyun Permission to use, copy, modify, distribute, and sell this software and its
6*4882a593Smuzhiyun documentation for any purpose is hereby granted without fee, provided that
7*4882a593Smuzhiyun the above copyright notice appear in all copies and that both that
8*4882a593Smuzhiyun copyright notice and this permission notice appear in supporting
9*4882a593Smuzhiyun documentation.
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun The above copyright notice and this permission notice shall be included in
12*4882a593Smuzhiyun all copies or substantial portions of the Software.
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15*4882a593Smuzhiyun IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16*4882a593Smuzhiyun FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17*4882a593Smuzhiyun OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
18*4882a593Smuzhiyun AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
19*4882a593Smuzhiyun CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun Except as contained in this notice, the name of The Open Group shall not be
22*4882a593Smuzhiyun used in advertising or otherwise to promote the sale, use or other dealings
23*4882a593Smuzhiyun in this Software without prior written authorization from The Open Group.
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun Copyright 1989 by Hewlett-Packard Company, Palo Alto, California.
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun All Rights Reserved
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun Permission to use, copy, modify, and distribute this software and its
30*4882a593Smuzhiyun documentation for any purpose and without fee is hereby granted,
31*4882a593Smuzhiyun provided that the above copyright notice appear in all copies and that
32*4882a593Smuzhiyun both that copyright notice and this permission notice appear in
33*4882a593Smuzhiyun supporting documentation, and that the name of Hewlett-Packard not be
34*4882a593Smuzhiyun used in advertising or publicity pertaining to distribution of the
35*4882a593Smuzhiyun software without specific, written prior permission.
36*4882a593Smuzhiyun
37*4882a593Smuzhiyun HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
38*4882a593Smuzhiyun ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
39*4882a593Smuzhiyun HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
40*4882a593Smuzhiyun ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
41*4882a593Smuzhiyun WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
42*4882a593Smuzhiyun ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
43*4882a593Smuzhiyun SOFTWARE.
44*4882a593Smuzhiyun
45*4882a593Smuzhiyun ********************************************************/
46*4882a593Smuzhiyun
47*4882a593Smuzhiyun /***********************************************************************
48*4882a593Smuzhiyun *
49*4882a593Smuzhiyun * Request to release a grab of a button on an extension device.
50*4882a593Smuzhiyun *
51*4882a593Smuzhiyun */
52*4882a593Smuzhiyun
53*4882a593Smuzhiyun #ifdef HAVE_DIX_CONFIG_H
54*4882a593Smuzhiyun #include <dix-config.h>
55*4882a593Smuzhiyun #endif
56*4882a593Smuzhiyun
57*4882a593Smuzhiyun #include "inputstr.h" /* DeviceIntPtr */
58*4882a593Smuzhiyun #include "windowstr.h" /* window structure */
59*4882a593Smuzhiyun #include <X11/extensions/XI.h>
60*4882a593Smuzhiyun #include <X11/extensions/XIproto.h>
61*4882a593Smuzhiyun #include "exglobals.h"
62*4882a593Smuzhiyun #include "dixgrabs.h"
63*4882a593Smuzhiyun
64*4882a593Smuzhiyun #include "ungrdevb.h"
65*4882a593Smuzhiyun
66*4882a593Smuzhiyun #define AllModifiersMask ( \
67*4882a593Smuzhiyun ShiftMask | LockMask | ControlMask | Mod1Mask | Mod2Mask | \
68*4882a593Smuzhiyun Mod3Mask | Mod4Mask | Mod5Mask )
69*4882a593Smuzhiyun
70*4882a593Smuzhiyun /***********************************************************************
71*4882a593Smuzhiyun *
72*4882a593Smuzhiyun * Handle requests from a client with a different byte order.
73*4882a593Smuzhiyun *
74*4882a593Smuzhiyun */
75*4882a593Smuzhiyun
76*4882a593Smuzhiyun int _X_COLD
SProcXUngrabDeviceButton(ClientPtr client)77*4882a593Smuzhiyun SProcXUngrabDeviceButton(ClientPtr client)
78*4882a593Smuzhiyun {
79*4882a593Smuzhiyun REQUEST(xUngrabDeviceButtonReq);
80*4882a593Smuzhiyun swaps(&stuff->length);
81*4882a593Smuzhiyun REQUEST_SIZE_MATCH(xUngrabDeviceButtonReq);
82*4882a593Smuzhiyun swapl(&stuff->grabWindow);
83*4882a593Smuzhiyun swaps(&stuff->modifiers);
84*4882a593Smuzhiyun return (ProcXUngrabDeviceButton(client));
85*4882a593Smuzhiyun }
86*4882a593Smuzhiyun
87*4882a593Smuzhiyun /***********************************************************************
88*4882a593Smuzhiyun *
89*4882a593Smuzhiyun * Release a grab of a button on an extension device.
90*4882a593Smuzhiyun *
91*4882a593Smuzhiyun */
92*4882a593Smuzhiyun
93*4882a593Smuzhiyun int
ProcXUngrabDeviceButton(ClientPtr client)94*4882a593Smuzhiyun ProcXUngrabDeviceButton(ClientPtr client)
95*4882a593Smuzhiyun {
96*4882a593Smuzhiyun DeviceIntPtr dev;
97*4882a593Smuzhiyun DeviceIntPtr mdev;
98*4882a593Smuzhiyun WindowPtr pWin;
99*4882a593Smuzhiyun GrabPtr temporaryGrab;
100*4882a593Smuzhiyun int rc;
101*4882a593Smuzhiyun
102*4882a593Smuzhiyun REQUEST(xUngrabDeviceButtonReq);
103*4882a593Smuzhiyun REQUEST_SIZE_MATCH(xUngrabDeviceButtonReq);
104*4882a593Smuzhiyun
105*4882a593Smuzhiyun rc = dixLookupDevice(&dev, stuff->grabbed_device, client, DixGrabAccess);
106*4882a593Smuzhiyun if (rc != Success)
107*4882a593Smuzhiyun return rc;
108*4882a593Smuzhiyun if (dev->button == NULL)
109*4882a593Smuzhiyun return BadMatch;
110*4882a593Smuzhiyun
111*4882a593Smuzhiyun if (stuff->modifier_device != UseXKeyboard) {
112*4882a593Smuzhiyun rc = dixLookupDevice(&mdev, stuff->modifier_device, client,
113*4882a593Smuzhiyun DixReadAccess);
114*4882a593Smuzhiyun if (rc != Success)
115*4882a593Smuzhiyun return BadDevice;
116*4882a593Smuzhiyun if (mdev->key == NULL)
117*4882a593Smuzhiyun return BadMatch;
118*4882a593Smuzhiyun }
119*4882a593Smuzhiyun else
120*4882a593Smuzhiyun mdev = PickKeyboard(client);
121*4882a593Smuzhiyun
122*4882a593Smuzhiyun rc = dixLookupWindow(&pWin, stuff->grabWindow, client, DixSetAttrAccess);
123*4882a593Smuzhiyun if (rc != Success)
124*4882a593Smuzhiyun return rc;
125*4882a593Smuzhiyun
126*4882a593Smuzhiyun if ((stuff->modifiers != AnyModifier) &&
127*4882a593Smuzhiyun (stuff->modifiers & ~AllModifiersMask))
128*4882a593Smuzhiyun return BadValue;
129*4882a593Smuzhiyun
130*4882a593Smuzhiyun temporaryGrab = AllocGrab(NULL);
131*4882a593Smuzhiyun if (!temporaryGrab)
132*4882a593Smuzhiyun return BadAlloc;
133*4882a593Smuzhiyun
134*4882a593Smuzhiyun temporaryGrab->resource = client->clientAsMask;
135*4882a593Smuzhiyun temporaryGrab->device = dev;
136*4882a593Smuzhiyun temporaryGrab->window = pWin;
137*4882a593Smuzhiyun temporaryGrab->type = DeviceButtonPress;
138*4882a593Smuzhiyun temporaryGrab->grabtype = XI;
139*4882a593Smuzhiyun temporaryGrab->modifierDevice = mdev;
140*4882a593Smuzhiyun temporaryGrab->modifiersDetail.exact = stuff->modifiers;
141*4882a593Smuzhiyun temporaryGrab->modifiersDetail.pMask = NULL;
142*4882a593Smuzhiyun temporaryGrab->detail.exact = stuff->button;
143*4882a593Smuzhiyun temporaryGrab->detail.pMask = NULL;
144*4882a593Smuzhiyun
145*4882a593Smuzhiyun DeletePassiveGrabFromList(temporaryGrab);
146*4882a593Smuzhiyun
147*4882a593Smuzhiyun FreeGrab(temporaryGrab);
148*4882a593Smuzhiyun return Success;
149*4882a593Smuzhiyun }
150