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a09e091a JB |
1 | /* |
2 | * Copyright 2007-2008 Peter Hutterer | |
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 | * Author: Peter Hutterer, University of South Australia, NICTA | |
24 | */ | |
25 | ||
26 | /*********************************************************************** | |
27 | * | |
28 | * Request to set the client pointer for the owner of the given window. | |
29 | * All subsequent calls that are ambiguous will choose the client pointer as | |
30 | * default value. | |
31 | */ | |
32 | ||
33 | #ifdef HAVE_DIX_CONFIG_H | |
34 | #include <dix-config.h> | |
35 | #endif | |
36 | ||
37 | #include <X11/X.h> /* for inputstr.h */ | |
38 | #include <X11/Xproto.h> /* Request macro */ | |
39 | #include "inputstr.h" /* DeviceIntPtr */ | |
40 | #include "windowstr.h" /* window structure */ | |
41 | #include "scrnintstr.h" /* screen structure */ | |
42 | #include <X11/extensions/XI.h> | |
43 | #include <X11/extensions/XI2proto.h> | |
44 | #include "extnsionst.h" | |
45 | #include "exevents.h" | |
46 | #include "exglobals.h" | |
47 | ||
48 | #include "xisetclientpointer.h" | |
49 | ||
50 | int | |
51 | SProcXISetClientPointer(ClientPtr client) | |
52 | { | |
53 | REQUEST(xXISetClientPointerReq); | |
54 | swaps(&stuff->length); | |
55 | swapl(&stuff->win); | |
56 | swaps(&stuff->deviceid); | |
57 | REQUEST_SIZE_MATCH(xXISetClientPointerReq); | |
58 | return (ProcXISetClientPointer(client)); | |
59 | } | |
60 | ||
61 | int | |
62 | ProcXISetClientPointer(ClientPtr client) | |
63 | { | |
64 | DeviceIntPtr pDev; | |
65 | ClientPtr targetClient; | |
66 | int rc; | |
67 | ||
68 | REQUEST(xXISetClientPointerReq); | |
69 | REQUEST_SIZE_MATCH(xXISetClientPointerReq); | |
70 | ||
71 | rc = dixLookupDevice(&pDev, stuff->deviceid, client, DixManageAccess); | |
72 | if (rc != Success) { | |
73 | client->errorValue = stuff->deviceid; | |
74 | return rc; | |
75 | } | |
76 | ||
77 | if (!IsMaster(pDev)) { | |
78 | client->errorValue = stuff->deviceid; | |
79 | return BadDevice; | |
80 | } | |
81 | ||
82 | pDev = GetMaster(pDev, MASTER_POINTER); | |
83 | ||
84 | if (stuff->win != None) { | |
85 | rc = dixLookupClient(&targetClient, stuff->win, client, | |
86 | DixManageAccess); | |
87 | ||
88 | if (rc != Success) | |
89 | return BadWindow; | |
90 | ||
91 | } | |
92 | else | |
93 | targetClient = client; | |
94 | ||
95 | rc = SetClientPointer(targetClient, pDev); | |
96 | if (rc != Success) { | |
97 | client->errorValue = stuff->deviceid; | |
98 | return rc; | |
99 | } | |
100 | ||
101 | return Success; | |
102 | } |