File: | Xi/exevents.c |
Location: | line 3069, column 18 |
Description: | Access to field 'inputClients' results in a dereference of a null pointer |
1 | /************************************************************ | |||||
2 | ||||||
3 | Copyright 1989, 1998 The Open Group | |||||
4 | ||||||
5 | Permission to use, copy, modify, distribute, and sell this software and its | |||||
6 | documentation for any purpose is hereby granted without fee, provided that | |||||
7 | the above copyright notice appear in all copies and that both that | |||||
8 | copyright notice and this permission notice appear in supporting | |||||
9 | documentation. | |||||
10 | ||||||
11 | The above copyright notice and this permission notice shall be included in | |||||
12 | all copies or substantial portions of the Software. | |||||
13 | ||||||
14 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |||||
15 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |||||
16 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |||||
17 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN | |||||
18 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |||||
19 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |||||
20 | ||||||
21 | Except as contained in this notice, the name of The Open Group shall not be | |||||
22 | used in advertising or otherwise to promote the sale, use or other dealings | |||||
23 | in this Software without prior written authorization from The Open Group. | |||||
24 | ||||||
25 | Copyright 1989 by Hewlett-Packard Company, Palo Alto, California. | |||||
26 | ||||||
27 | All Rights Reserved | |||||
28 | ||||||
29 | Permission to use, copy, modify, and distribute this software and its | |||||
30 | documentation for any purpose and without fee is hereby granted, | |||||
31 | provided that the above copyright notice appear in all copies and that | |||||
32 | both that copyright notice and this permission notice appear in | |||||
33 | supporting documentation, and that the name of Hewlett-Packard not be | |||||
34 | used in advertising or publicity pertaining to distribution of the | |||||
35 | software without specific, written prior permission. | |||||
36 | ||||||
37 | HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING | |||||
38 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL | |||||
39 | HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR | |||||
40 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, | |||||
41 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, | |||||
42 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS | |||||
43 | SOFTWARE. | |||||
44 | ||||||
45 | ********************************************************/ | |||||
46 | ||||||
47 | /* | |||||
48 | * Copyright © 2010 Collabora Ltd. | |||||
49 | * Copyright © 2011 Red Hat, Inc. | |||||
50 | * | |||||
51 | * Permission is hereby granted, free of charge, to any person obtaining a | |||||
52 | * copy of this software and associated documentation files (the "Software"), | |||||
53 | * to deal in the Software without restriction, including without limitation | |||||
54 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |||||
55 | * and/or sell copies of the Software, and to permit persons to whom the | |||||
56 | * Software is furnished to do so, subject to the following conditions: | |||||
57 | * | |||||
58 | * The above copyright notice and this permission notice (including the next | |||||
59 | * paragraph) shall be included in all copies or substantial portions of the | |||||
60 | * Software. | |||||
61 | * | |||||
62 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |||||
63 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |||||
64 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |||||
65 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |||||
66 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |||||
67 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |||||
68 | * DEALINGS IN THE SOFTWARE. | |||||
69 | * | |||||
70 | * Author: Daniel Stone <daniel@fooishbar.org> | |||||
71 | */ | |||||
72 | ||||||
73 | /******************************************************************** | |||||
74 | * | |||||
75 | * Routines to register and initialize extension input devices. | |||||
76 | * This also contains ProcessOtherEvent, the routine called from DDX | |||||
77 | * to route extension events. | |||||
78 | * | |||||
79 | */ | |||||
80 | ||||||
81 | #ifdef HAVE_DIX_CONFIG_H1 | |||||
82 | #include <dix-config.h> | |||||
83 | #endif | |||||
84 | ||||||
85 | #include "inputstr.h" | |||||
86 | #include <X11/X.h> | |||||
87 | #include <X11/Xproto.h> | |||||
88 | #include <X11/extensions/XI.h> | |||||
89 | #include <X11/extensions/XIproto.h> | |||||
90 | #include <X11/extensions/XI2proto.h> | |||||
91 | #include <X11/extensions/geproto.h> | |||||
92 | #include "windowstr.h" | |||||
93 | #include "miscstruct.h" | |||||
94 | #include "region.h" | |||||
95 | #include "exevents.h" | |||||
96 | #include "extnsionst.h" | |||||
97 | #include "exglobals.h" | |||||
98 | #include "dixevents.h" /* DeliverFocusedEvent */ | |||||
99 | #include "dixgrabs.h" /* CreateGrab() */ | |||||
100 | #include "scrnintstr.h" | |||||
101 | #include "listdev.h" /* for CopySwapXXXClass */ | |||||
102 | #include "xace.h" | |||||
103 | #include "xiquerydevice.h" /* For List*Info */ | |||||
104 | #include "eventconvert.h" | |||||
105 | #include "eventstr.h" | |||||
106 | #include "inpututils.h" | |||||
107 | #include "mi.h" | |||||
108 | ||||||
109 | #include <X11/extensions/XKBproto.h> | |||||
110 | #include "xkbsrv.h" | |||||
111 | ||||||
112 | #define WID(w)((w) ? ((w)->drawable.id) : 0) ((w) ? ((w)->drawable.id) : 0) | |||||
113 | #define AllModifiersMask( (1<<0) | (1<<1) | (1<<2) | (1<<3) | (1<<4) | (1<<5) | (1<<6) | (1<<7) ) ( \ | |||||
114 | ShiftMask(1<<0) | LockMask(1<<1) | ControlMask(1<<2) | Mod1Mask(1<<3) | Mod2Mask(1<<4) | \ | |||||
115 | Mod3Mask(1<<5) | Mod4Mask(1<<6) | Mod5Mask(1<<7) ) | |||||
116 | #define AllButtonsMask( (1<<8) | (1<<9) | (1<<10) | (1<<11) | (1<<12) ) ( \ | |||||
117 | Button1Mask(1<<8) | Button2Mask(1<<9) | Button3Mask(1<<10) | Button4Mask(1<<11) | Button5Mask(1<<12) ) | |||||
118 | ||||||
119 | Bool ShouldFreeInputMasks(WindowPtr /* pWin */ , | |||||
120 | Bool /* ignoreSelectedEvents */ | |||||
121 | ); | |||||
122 | static Bool MakeInputMasks(WindowPtr /* pWin */ | |||||
123 | ); | |||||
124 | ||||||
125 | /* | |||||
126 | * Only let the given client know of core events which will affect its | |||||
127 | * interpretation of input events, if the client's ClientPointer (or the | |||||
128 | * paired keyboard) is the current device. | |||||
129 | */ | |||||
130 | int | |||||
131 | XIShouldNotify(ClientPtr client, DeviceIntPtr dev) | |||||
132 | { | |||||
133 | DeviceIntPtr current_ptr = PickPointer(client); | |||||
134 | DeviceIntPtr current_kbd = GetMaster(current_ptr, KEYBOARD_OR_FLOAT5); | |||||
135 | ||||||
136 | if (dev == current_kbd || dev == current_ptr) | |||||
137 | return 1; | |||||
138 | ||||||
139 | return 0; | |||||
140 | } | |||||
141 | ||||||
142 | Bool | |||||
143 | IsPointerEvent(InternalEvent *event) | |||||
144 | { | |||||
145 | switch (event->any.type) { | |||||
146 | case ET_ButtonPress: | |||||
147 | case ET_ButtonRelease: | |||||
148 | case ET_Motion: | |||||
149 | /* XXX: enter/leave ?? */ | |||||
150 | return TRUE1; | |||||
151 | default: | |||||
152 | break; | |||||
153 | } | |||||
154 | return FALSE0; | |||||
155 | } | |||||
156 | ||||||
157 | Bool | |||||
158 | IsTouchEvent(InternalEvent *event) | |||||
159 | { | |||||
160 | switch (event->any.type) { | |||||
161 | case ET_TouchBegin: | |||||
162 | case ET_TouchUpdate: | |||||
163 | case ET_TouchEnd: | |||||
164 | return TRUE1; | |||||
165 | default: | |||||
166 | break; | |||||
167 | } | |||||
168 | return FALSE0; | |||||
169 | } | |||||
170 | ||||||
171 | /** | |||||
172 | * @return the device matching the deviceid of the device set in the event, or | |||||
173 | * NULL if the event is not an XInput event. | |||||
174 | */ | |||||
175 | DeviceIntPtr | |||||
176 | XIGetDevice(xEvent *xE) | |||||
177 | { | |||||
178 | DeviceIntPtr pDev = NULL((void*)0); | |||||
179 | ||||||
180 | if (xE->u.u.type == DeviceButtonPress || | |||||
181 | xE->u.u.type == DeviceButtonRelease || | |||||
182 | xE->u.u.type == DeviceMotionNotify || | |||||
183 | xE->u.u.type == ProximityIn || | |||||
184 | xE->u.u.type == ProximityOut || xE->u.u.type == DevicePropertyNotify) { | |||||
185 | int rc; | |||||
186 | int id; | |||||
187 | ||||||
188 | id = ((deviceKeyButtonPointer *) xE)->deviceid & ~MORE_EVENTS0x80; | |||||
189 | ||||||
190 | rc = dixLookupDevice(&pDev, id, serverClient, DixUnknownAccess0); | |||||
191 | if (rc != Success0) | |||||
192 | ErrorF("[dix] XIGetDevice failed on XACE restrictions (%d)\n", rc); | |||||
193 | } | |||||
194 | return pDev; | |||||
195 | } | |||||
196 | ||||||
197 | /** | |||||
198 | * Copy the device->key into master->key and send a mapping notify to the | |||||
199 | * clients if appropriate. | |||||
200 | * master->key needs to be allocated by the caller. | |||||
201 | * | |||||
202 | * Device is the slave device. If it is attached to a master device, we may | |||||
203 | * need to send a mapping notify to the client because it causes the MD | |||||
204 | * to change state. | |||||
205 | * | |||||
206 | * Mapping notify needs to be sent in the following cases: | |||||
207 | * - different slave device on same master | |||||
208 | * - different master | |||||
209 | * | |||||
210 | * XXX: They way how the code is we also send a map notify if the slave device | |||||
211 | * stays the same, but the master changes. This isn't really necessary though. | |||||
212 | * | |||||
213 | * XXX: this gives you funny behaviour with the ClientPointer. When a | |||||
214 | * MappingNotify is sent to the client, the client usually responds with a | |||||
215 | * GetKeyboardMapping. This will retrieve the ClientPointer's keyboard | |||||
216 | * mapping, regardless of which keyboard sent the last mapping notify request. | |||||
217 | * So depending on the CP setting, your keyboard may change layout in each | |||||
218 | * app... | |||||
219 | * | |||||
220 | * This code is basically the old SwitchCoreKeyboard. | |||||
221 | */ | |||||
222 | ||||||
223 | void | |||||
224 | CopyKeyClass(DeviceIntPtr device, DeviceIntPtr master) | |||||
225 | { | |||||
226 | KeyClassPtr mk = master->key; | |||||
227 | ||||||
228 | if (device == master) | |||||
229 | return; | |||||
230 | ||||||
231 | mk->sourceid = device->id; | |||||
232 | ||||||
233 | if (!XkbDeviceApplyKeymap(master, device->key->xkbInfo->desc)) | |||||
234 | FatalError("Couldn't pivot keymap from device to core!\n"); | |||||
235 | } | |||||
236 | ||||||
237 | /** | |||||
238 | * Copies the feedback classes from device "from" into device "to". Classes | |||||
239 | * are duplicated (not just flipping the pointers). All feedback classes are | |||||
240 | * linked lists, the full list is duplicated. | |||||
241 | */ | |||||
242 | static void | |||||
243 | DeepCopyFeedbackClasses(DeviceIntPtr from, DeviceIntPtr to) | |||||
244 | { | |||||
245 | ClassesPtr classes; | |||||
246 | ||||||
247 | if (from->intfeed) { | |||||
248 | IntegerFeedbackPtr *i, it; | |||||
249 | ||||||
250 | if (!to->intfeed) { | |||||
251 | classes = to->unused_classes; | |||||
252 | to->intfeed = classes->intfeed; | |||||
253 | classes->intfeed = NULL((void*)0); | |||||
254 | } | |||||
255 | ||||||
256 | i = &to->intfeed; | |||||
257 | for (it = from->intfeed; it; it = it->next) { | |||||
258 | if (!(*i)) { | |||||
259 | *i = calloc(1, sizeof(IntegerFeedbackClassRec)); | |||||
260 | if (!(*i)) { | |||||
261 | ErrorF("[Xi] Cannot alloc memory for class copy."); | |||||
262 | return; | |||||
263 | } | |||||
264 | } | |||||
265 | (*i)->CtrlProc = it->CtrlProc; | |||||
266 | (*i)->ctrl = it->ctrl; | |||||
267 | ||||||
268 | i = &(*i)->next; | |||||
269 | } | |||||
270 | } | |||||
271 | else if (to->intfeed && !from->intfeed) { | |||||
272 | classes = to->unused_classes; | |||||
273 | classes->intfeed = to->intfeed; | |||||
274 | to->intfeed = NULL((void*)0); | |||||
275 | } | |||||
276 | ||||||
277 | if (from->stringfeed) { | |||||
278 | StringFeedbackPtr *s, it; | |||||
279 | ||||||
280 | if (!to->stringfeed) { | |||||
281 | classes = to->unused_classes; | |||||
282 | to->stringfeed = classes->stringfeed; | |||||
283 | classes->stringfeed = NULL((void*)0); | |||||
284 | } | |||||
285 | ||||||
286 | s = &to->stringfeed; | |||||
287 | for (it = from->stringfeed; it; it = it->next) { | |||||
288 | if (!(*s)) { | |||||
289 | *s = calloc(1, sizeof(StringFeedbackClassRec)); | |||||
290 | if (!(*s)) { | |||||
291 | ErrorF("[Xi] Cannot alloc memory for class copy."); | |||||
292 | return; | |||||
293 | } | |||||
294 | } | |||||
295 | (*s)->CtrlProc = it->CtrlProc; | |||||
296 | (*s)->ctrl = it->ctrl; | |||||
297 | ||||||
298 | s = &(*s)->next; | |||||
299 | } | |||||
300 | } | |||||
301 | else if (to->stringfeed && !from->stringfeed) { | |||||
302 | classes = to->unused_classes; | |||||
303 | classes->stringfeed = to->stringfeed; | |||||
304 | to->stringfeed = NULL((void*)0); | |||||
305 | } | |||||
306 | ||||||
307 | if (from->bell) { | |||||
308 | BellFeedbackPtr *b, it; | |||||
309 | ||||||
310 | if (!to->bell) { | |||||
311 | classes = to->unused_classes; | |||||
312 | to->bell = classes->bell; | |||||
313 | classes->bell = NULL((void*)0); | |||||
314 | } | |||||
315 | ||||||
316 | b = &to->bell; | |||||
317 | for (it = from->bell; it; it = it->next) { | |||||
318 | if (!(*b)) { | |||||
319 | *b = calloc(1, sizeof(BellFeedbackClassRec)); | |||||
320 | if (!(*b)) { | |||||
321 | ErrorF("[Xi] Cannot alloc memory for class copy."); | |||||
322 | return; | |||||
323 | } | |||||
324 | } | |||||
325 | (*b)->BellProc = it->BellProc; | |||||
326 | (*b)->CtrlProc = it->CtrlProc; | |||||
327 | (*b)->ctrl = it->ctrl; | |||||
328 | ||||||
329 | b = &(*b)->next; | |||||
330 | } | |||||
331 | } | |||||
332 | else if (to->bell && !from->bell) { | |||||
333 | classes = to->unused_classes; | |||||
334 | classes->bell = to->bell; | |||||
335 | to->bell = NULL((void*)0); | |||||
336 | } | |||||
337 | ||||||
338 | if (from->leds) { | |||||
339 | LedFeedbackPtr *l, it; | |||||
340 | ||||||
341 | if (!to->leds) { | |||||
342 | classes = to->unused_classes; | |||||
343 | to->leds = classes->leds; | |||||
344 | classes->leds = NULL((void*)0); | |||||
345 | } | |||||
346 | ||||||
347 | l = &to->leds; | |||||
348 | for (it = from->leds; it; it = it->next) { | |||||
349 | if (!(*l)) { | |||||
350 | *l = calloc(1, sizeof(LedFeedbackClassRec)); | |||||
351 | if (!(*l)) { | |||||
352 | ErrorF("[Xi] Cannot alloc memory for class copy."); | |||||
353 | return; | |||||
354 | } | |||||
355 | } | |||||
356 | (*l)->CtrlProc = it->CtrlProc; | |||||
357 | (*l)->ctrl = it->ctrl; | |||||
358 | if ((*l)->xkb_sli) | |||||
359 | XkbFreeSrvLedInfo((*l)->xkb_sli); | |||||
360 | (*l)->xkb_sli = XkbCopySrvLedInfo(from, it->xkb_sli, NULL((void*)0), *l); | |||||
361 | ||||||
362 | l = &(*l)->next; | |||||
363 | } | |||||
364 | } | |||||
365 | else if (to->leds && !from->leds) { | |||||
366 | classes = to->unused_classes; | |||||
367 | classes->leds = to->leds; | |||||
368 | to->leds = NULL((void*)0); | |||||
369 | } | |||||
370 | } | |||||
371 | ||||||
372 | static void | |||||
373 | DeepCopyKeyboardClasses(DeviceIntPtr from, DeviceIntPtr to) | |||||
374 | { | |||||
375 | ClassesPtr classes; | |||||
376 | ||||||
377 | /* XkbInitDevice (->XkbInitIndicatorMap->XkbFindSrvLedInfo) relies on the | |||||
378 | * kbdfeed to be set up properly, so let's do the feedback classes first. | |||||
379 | */ | |||||
380 | if (from->kbdfeed) { | |||||
381 | KbdFeedbackPtr *k, it; | |||||
382 | ||||||
383 | if (!to->kbdfeed) { | |||||
384 | classes = to->unused_classes; | |||||
385 | ||||||
386 | to->kbdfeed = classes->kbdfeed; | |||||
387 | if (!to->kbdfeed) | |||||
388 | InitKeyboardDeviceStruct(to, NULL((void*)0), NULL((void*)0), NULL((void*)0)); | |||||
389 | classes->kbdfeed = NULL((void*)0); | |||||
390 | } | |||||
391 | ||||||
392 | k = &to->kbdfeed; | |||||
393 | for (it = from->kbdfeed; it; it = it->next) { | |||||
394 | if (!(*k)) { | |||||
395 | *k = calloc(1, sizeof(KbdFeedbackClassRec)); | |||||
396 | if (!*k) { | |||||
397 | ErrorF("[Xi] Cannot alloc memory for class copy."); | |||||
398 | return; | |||||
399 | } | |||||
400 | } | |||||
401 | (*k)->BellProc = it->BellProc; | |||||
402 | (*k)->CtrlProc = it->CtrlProc; | |||||
403 | (*k)->ctrl = it->ctrl; | |||||
404 | if ((*k)->xkb_sli) | |||||
405 | XkbFreeSrvLedInfo((*k)->xkb_sli); | |||||
406 | (*k)->xkb_sli = XkbCopySrvLedInfo(from, it->xkb_sli, *k, NULL((void*)0)); | |||||
407 | ||||||
408 | k = &(*k)->next; | |||||
409 | } | |||||
410 | } | |||||
411 | else if (to->kbdfeed && !from->kbdfeed) { | |||||
412 | classes = to->unused_classes; | |||||
413 | classes->kbdfeed = to->kbdfeed; | |||||
414 | to->kbdfeed = NULL((void*)0); | |||||
415 | } | |||||
416 | ||||||
417 | if (from->key) { | |||||
418 | if (!to->key) { | |||||
419 | classes = to->unused_classes; | |||||
420 | to->key = classes->key; | |||||
421 | if (!to->key) | |||||
422 | InitKeyboardDeviceStruct(to, NULL((void*)0), NULL((void*)0), NULL((void*)0)); | |||||
423 | else | |||||
424 | classes->key = NULL((void*)0); | |||||
425 | } | |||||
426 | ||||||
427 | CopyKeyClass(from, to); | |||||
428 | } | |||||
429 | else if (to->key && !from->key) { | |||||
430 | classes = to->unused_classes; | |||||
431 | classes->key = to->key; | |||||
432 | to->key = NULL((void*)0); | |||||
433 | } | |||||
434 | ||||||
435 | /* If a SrvLedInfoPtr's flags are XkbSLI_IsDefault, the names and maps | |||||
436 | * pointer point into the xkbInfo->desc struct. XkbCopySrvLedInfo | |||||
437 | * didn't update the pointers so we need to do it manually here. | |||||
438 | */ | |||||
439 | if (to->kbdfeed) { | |||||
440 | KbdFeedbackPtr k; | |||||
441 | ||||||
442 | for (k = to->kbdfeed; k; k = k->next) { | |||||
443 | if (!k->xkb_sli) | |||||
444 | continue; | |||||
445 | if (k->xkb_sli->flags & XkbSLI_IsDefault(1L<<0)) { | |||||
446 | k->xkb_sli->names = to->key->xkbInfo->desc->names->indicators; | |||||
447 | k->xkb_sli->maps = to->key->xkbInfo->desc->indicators->maps; | |||||
448 | } | |||||
449 | } | |||||
450 | } | |||||
451 | ||||||
452 | /* We can't just copy over the focus class. When an app sets the focus, | |||||
453 | * it'll do so on the master device. Copying the SDs focus means losing | |||||
454 | * the focus. | |||||
455 | * So we only copy the focus class if the device didn't have one, | |||||
456 | * otherwise we leave it as it is. | |||||
457 | */ | |||||
458 | if (from->focus) { | |||||
459 | if (!to->focus) { | |||||
460 | WindowPtr *oldTrace; | |||||
461 | ||||||
462 | classes = to->unused_classes; | |||||
463 | to->focus = classes->focus; | |||||
464 | if (!to->focus) { | |||||
465 | to->focus = calloc(1, sizeof(FocusClassRec)); | |||||
466 | if (!to->focus) | |||||
467 | FatalError("[Xi] no memory for class shift.\n"); | |||||
468 | } | |||||
469 | else | |||||
470 | classes->focus = NULL((void*)0); | |||||
471 | ||||||
472 | oldTrace = to->focus->trace; | |||||
473 | memcpy(to->focus, from->focus, sizeof(FocusClassRec))__builtin___memcpy_chk (to->focus, from->focus, sizeof( FocusClassRec), __builtin_object_size (to->focus, 0)); | |||||
474 | to->focus->trace = reallocarrayxreallocarray(oldTrace, | |||||
475 | to->focus->traceSize, | |||||
476 | sizeof(WindowPtr)); | |||||
477 | if (!to->focus->trace && to->focus->traceSize) | |||||
478 | FatalError("[Xi] no memory for trace.\n"); | |||||
479 | memcpy(to->focus->trace, from->focus->trace,__builtin___memcpy_chk (to->focus->trace, from->focus ->trace, from->focus->traceSize * sizeof(WindowPtr), __builtin_object_size (to->focus->trace, 0)) | |||||
480 | from->focus->traceSize * sizeof(WindowPtr))__builtin___memcpy_chk (to->focus->trace, from->focus ->trace, from->focus->traceSize * sizeof(WindowPtr), __builtin_object_size (to->focus->trace, 0)); | |||||
481 | to->focus->sourceid = from->id; | |||||
482 | } | |||||
483 | } | |||||
484 | else if (to->focus) { | |||||
485 | classes = to->unused_classes; | |||||
486 | classes->focus = to->focus; | |||||
487 | to->focus = NULL((void*)0); | |||||
488 | } | |||||
489 | ||||||
490 | } | |||||
491 | ||||||
492 | /* FIXME: this should really be shared with the InitValuatorAxisClassRec and | |||||
493 | * similar */ | |||||
494 | static void | |||||
495 | DeepCopyPointerClasses(DeviceIntPtr from, DeviceIntPtr to) | |||||
496 | { | |||||
497 | ClassesPtr classes; | |||||
498 | ||||||
499 | /* Feedback classes must be copied first */ | |||||
500 | if (from->ptrfeed) { | |||||
501 | PtrFeedbackPtr *p, it; | |||||
502 | ||||||
503 | if (!to->ptrfeed) { | |||||
504 | classes = to->unused_classes; | |||||
505 | to->ptrfeed = classes->ptrfeed; | |||||
506 | classes->ptrfeed = NULL((void*)0); | |||||
507 | } | |||||
508 | ||||||
509 | p = &to->ptrfeed; | |||||
510 | for (it = from->ptrfeed; it; it = it->next) { | |||||
511 | if (!(*p)) { | |||||
512 | *p = calloc(1, sizeof(PtrFeedbackClassRec)); | |||||
513 | if (!*p) { | |||||
514 | ErrorF("[Xi] Cannot alloc memory for class copy."); | |||||
515 | return; | |||||
516 | } | |||||
517 | } | |||||
518 | (*p)->CtrlProc = it->CtrlProc; | |||||
519 | (*p)->ctrl = it->ctrl; | |||||
520 | ||||||
521 | p = &(*p)->next; | |||||
522 | } | |||||
523 | } | |||||
524 | else if (to->ptrfeed && !from->ptrfeed) { | |||||
525 | classes = to->unused_classes; | |||||
526 | classes->ptrfeed = to->ptrfeed; | |||||
527 | to->ptrfeed = NULL((void*)0); | |||||
528 | } | |||||
529 | ||||||
530 | if (from->valuator) { | |||||
531 | ValuatorClassPtr v; | |||||
532 | ||||||
533 | if (!to->valuator) { | |||||
534 | classes = to->unused_classes; | |||||
535 | to->valuator = classes->valuator; | |||||
536 | if (to->valuator) | |||||
537 | classes->valuator = NULL((void*)0); | |||||
538 | } | |||||
539 | ||||||
540 | v = AllocValuatorClass(to->valuator, from->valuator->numAxes); | |||||
541 | ||||||
542 | if (!v) | |||||
543 | FatalError("[Xi] no memory for class shift.\n"); | |||||
544 | ||||||
545 | to->valuator = v; | |||||
546 | memcpy(v->axes, from->valuator->axes, v->numAxes * sizeof(AxisInfo))__builtin___memcpy_chk (v->axes, from->valuator->axes , v->numAxes * sizeof(AxisInfo), __builtin_object_size (v-> axes, 0)); | |||||
547 | ||||||
548 | v->sourceid = from->id; | |||||
549 | } | |||||
550 | else if (to->valuator && !from->valuator) { | |||||
551 | classes = to->unused_classes; | |||||
552 | classes->valuator = to->valuator; | |||||
553 | to->valuator = NULL((void*)0); | |||||
554 | } | |||||
555 | ||||||
556 | if (from->button) { | |||||
557 | if (!to->button) { | |||||
558 | classes = to->unused_classes; | |||||
559 | to->button = classes->button; | |||||
560 | if (!to->button) { | |||||
561 | to->button = calloc(1, sizeof(ButtonClassRec)); | |||||
562 | if (!to->button) | |||||
563 | FatalError("[Xi] no memory for class shift.\n"); | |||||
564 | } | |||||
565 | else | |||||
566 | classes->button = NULL((void*)0); | |||||
567 | } | |||||
568 | ||||||
569 | if (from->button->xkb_acts) { | |||||
570 | if (!to->button->xkb_acts) { | |||||
571 | to->button->xkb_acts = calloc(1, sizeof(XkbAction)); | |||||
572 | if (!to->button->xkb_acts) | |||||
573 | FatalError("[Xi] not enough memory for xkb_acts.\n"); | |||||
574 | } | |||||
575 | memcpy(to->button->xkb_acts, from->button->xkb_acts,__builtin___memcpy_chk (to->button->xkb_acts, from-> button->xkb_acts, sizeof(XkbAction), __builtin_object_size (to->button->xkb_acts, 0)) | |||||
576 | sizeof(XkbAction))__builtin___memcpy_chk (to->button->xkb_acts, from-> button->xkb_acts, sizeof(XkbAction), __builtin_object_size (to->button->xkb_acts, 0)); | |||||
577 | } | |||||
578 | else | |||||
579 | free(to->button->xkb_acts); | |||||
580 | ||||||
581 | memcpy(to->button->labels, from->button->labels,__builtin___memcpy_chk (to->button->labels, from->button ->labels, from->button->numButtons * sizeof(Atom), __builtin_object_size (to->button->labels, 0)) | |||||
582 | from->button->numButtons * sizeof(Atom))__builtin___memcpy_chk (to->button->labels, from->button ->labels, from->button->numButtons * sizeof(Atom), __builtin_object_size (to->button->labels, 0)); | |||||
583 | to->button->sourceid = from->id; | |||||
584 | } | |||||
585 | else if (to->button && !from->button) { | |||||
586 | classes = to->unused_classes; | |||||
587 | classes->button = to->button; | |||||
588 | to->button = NULL((void*)0); | |||||
589 | } | |||||
590 | ||||||
591 | if (from->proximity) { | |||||
592 | if (!to->proximity) { | |||||
593 | classes = to->unused_classes; | |||||
594 | to->proximity = classes->proximity; | |||||
595 | if (!to->proximity) { | |||||
596 | to->proximity = calloc(1, sizeof(ProximityClassRec)); | |||||
597 | if (!to->proximity) | |||||
598 | FatalError("[Xi] no memory for class shift.\n"); | |||||
599 | } | |||||
600 | else | |||||
601 | classes->proximity = NULL((void*)0); | |||||
602 | } | |||||
603 | memcpy(to->proximity, from->proximity, sizeof(ProximityClassRec))__builtin___memcpy_chk (to->proximity, from->proximity, sizeof(ProximityClassRec), __builtin_object_size (to->proximity , 0)); | |||||
604 | to->proximity->sourceid = from->id; | |||||
605 | } | |||||
606 | else if (to->proximity) { | |||||
607 | classes = to->unused_classes; | |||||
608 | classes->proximity = to->proximity; | |||||
609 | to->proximity = NULL((void*)0); | |||||
610 | } | |||||
611 | ||||||
612 | if (from->touch) { | |||||
613 | TouchClassPtr t, f; | |||||
614 | ||||||
615 | if (!to->touch) { | |||||
616 | classes = to->unused_classes; | |||||
617 | to->touch = classes->touch; | |||||
618 | if (!to->touch) { | |||||
619 | int i; | |||||
620 | ||||||
621 | to->touch = calloc(1, sizeof(TouchClassRec)); | |||||
622 | if (!to->touch) | |||||
623 | FatalError("[Xi] no memory for class shift.\n"); | |||||
624 | to->touch->num_touches = from->touch->num_touches; | |||||
625 | to->touch->touches = calloc(to->touch->num_touches, | |||||
626 | sizeof(TouchPointInfoRec)); | |||||
627 | for (i = 0; i < to->touch->num_touches; i++) | |||||
628 | TouchInitTouchPoint(to->touch, to->valuator, i); | |||||
629 | if (!to->touch) | |||||
630 | FatalError("[Xi] no memory for class shift.\n"); | |||||
631 | } | |||||
632 | else | |||||
633 | classes->touch = NULL((void*)0); | |||||
634 | } | |||||
635 | ||||||
636 | t = to->touch; | |||||
637 | f = from->touch; | |||||
638 | t->sourceid = f->sourceid; | |||||
639 | t->max_touches = f->max_touches; | |||||
640 | t->mode = f->mode; | |||||
641 | t->buttonsDown = f->buttonsDown; | |||||
642 | t->state = f->state; | |||||
643 | t->motionMask = f->motionMask; | |||||
644 | /* to->touches and to->num_touches are separate on the master, | |||||
645 | * don't copy */ | |||||
646 | } | |||||
647 | /* Don't remove touch class if from->touch is non-existent. The to device | |||||
648 | * may have an active touch grab, so we need to keep the touch class record | |||||
649 | * around. */ | |||||
650 | } | |||||
651 | ||||||
652 | /** | |||||
653 | * Copies the CONTENT of the classes of device from into the classes in device | |||||
654 | * to. From and to are identical after finishing. | |||||
655 | * | |||||
656 | * If to does not have classes from currenly has, the classes are stored in | |||||
657 | * to's devPrivates system. Later, we recover it again from there if needed. | |||||
658 | * Saves a few memory allocations. | |||||
659 | */ | |||||
660 | void | |||||
661 | DeepCopyDeviceClasses(DeviceIntPtr from, DeviceIntPtr to, | |||||
662 | DeviceChangedEvent *dce) | |||||
663 | { | |||||
664 | OsBlockSIGIO(); | |||||
665 | ||||||
666 | /* generic feedback classes, not tied to pointer and/or keyboard */ | |||||
667 | DeepCopyFeedbackClasses(from, to); | |||||
668 | ||||||
669 | if ((dce->flags & DEVCHANGE_KEYBOARD_EVENT0x8)) | |||||
670 | DeepCopyKeyboardClasses(from, to); | |||||
671 | if ((dce->flags & DEVCHANGE_POINTER_EVENT0x4)) | |||||
672 | DeepCopyPointerClasses(from, to); | |||||
673 | ||||||
674 | OsReleaseSIGIO(); | |||||
675 | } | |||||
676 | ||||||
677 | /** | |||||
678 | * Send an XI2 DeviceChangedEvent to all interested clients. | |||||
679 | */ | |||||
680 | void | |||||
681 | XISendDeviceChangedEvent(DeviceIntPtr device, DeviceChangedEvent *dce) | |||||
682 | { | |||||
683 | xXIDeviceChangedEvent *dcce; | |||||
684 | int rc; | |||||
685 | ||||||
686 | rc = EventToXI2((InternalEvent *) dce, (xEvent **) &dcce); | |||||
687 | if (rc != Success0) { | |||||
688 | ErrorF("[Xi] event conversion from DCE failed with code %d\n", rc); | |||||
689 | return; | |||||
690 | } | |||||
691 | ||||||
692 | /* we don't actually swap if there's a NullClient, swapping is done | |||||
693 | * later when event is delivered. */ | |||||
694 | SendEventToAllWindows(device, XI_DeviceChangedMask(1 << 1), (xEvent *) dcce, 1); | |||||
695 | free(dcce); | |||||
696 | } | |||||
697 | ||||||
698 | static void | |||||
699 | ChangeMasterDeviceClasses(DeviceIntPtr device, DeviceChangedEvent *dce) | |||||
700 | { | |||||
701 | DeviceIntPtr slave; | |||||
702 | int rc; | |||||
703 | ||||||
704 | /* For now, we don't have devices that change physically. */ | |||||
705 | if (!IsMaster(device)) | |||||
706 | return; | |||||
707 | ||||||
708 | rc = dixLookupDevice(&slave, dce->sourceid, serverClient, DixReadAccess(1<<0)); | |||||
709 | ||||||
710 | if (rc != Success0) | |||||
711 | return; /* Device has disappeared */ | |||||
712 | ||||||
713 | if (IsMaster(slave)) | |||||
714 | return; | |||||
715 | ||||||
716 | if (IsFloating(slave)) | |||||
717 | return; /* set floating since the event */ | |||||
718 | ||||||
719 | if (GetMaster(slave, MASTER_ATTACHED4)->id != dce->masterid) | |||||
720 | return; /* not our slave anymore, don't care */ | |||||
721 | ||||||
722 | /* FIXME: we probably need to send a DCE for the new slave now */ | |||||
723 | ||||||
724 | device->public.devicePrivate = slave->public.devicePrivate; | |||||
725 | ||||||
726 | /* FIXME: the classes may have changed since we generated the event. */ | |||||
727 | DeepCopyDeviceClasses(slave, device, dce); | |||||
728 | dce->deviceid = device->id; | |||||
729 | XISendDeviceChangedEvent(device, dce); | |||||
730 | } | |||||
731 | ||||||
732 | /** | |||||
733 | * Add state and motionMask to the filter for this event. The protocol | |||||
734 | * supports some extra masks for motion when a button is down: | |||||
735 | * ButtonXMotionMask and the DeviceButtonMotionMask to trigger only when at | |||||
736 | * least one button (or that specific button is down). These masks need to | |||||
737 | * be added to the filters for core/XI motion events. | |||||
738 | * | |||||
739 | * @param device The device to update the mask for | |||||
740 | * @param state The current button state mask | |||||
741 | * @param motion_mask The motion mask (DeviceButtonMotionMask or 0) | |||||
742 | */ | |||||
743 | static void | |||||
744 | UpdateDeviceMotionMask(DeviceIntPtr device, unsigned short state, | |||||
745 | Mask motion_mask) | |||||
746 | { | |||||
747 | Mask mask; | |||||
748 | ||||||
749 | mask = DevicePointerMotionMask | state | motion_mask; | |||||
750 | SetMaskForEvent(device->id, mask, DeviceMotionNotify); | |||||
751 | mask = PointerMotionMask(1L<<6) | state | motion_mask; | |||||
752 | SetMaskForEvent(device->id, mask, MotionNotify6); | |||||
753 | } | |||||
754 | ||||||
755 | static void | |||||
756 | IncreaseButtonCount(DeviceIntPtr dev, int key, CARD8 *buttons_down, | |||||
757 | Mask *motion_mask, unsigned short *state) | |||||
758 | { | |||||
759 | if (dev->valuator) | |||||
760 | dev->valuator->motionHintWindow = NullWindow((WindowPtr) 0); | |||||
761 | ||||||
762 | (*buttons_down)++; | |||||
763 | *motion_mask = DeviceButtonMotionMask; | |||||
764 | if (dev->button->map[key] <= 5) | |||||
765 | *state |= (Button1Mask(1<<8) >> 1) << dev->button->map[key]; | |||||
766 | } | |||||
767 | ||||||
768 | static void | |||||
769 | DecreaseButtonCount(DeviceIntPtr dev, int key, CARD8 *buttons_down, | |||||
770 | Mask *motion_mask, unsigned short *state) | |||||
771 | { | |||||
772 | if (dev->valuator) | |||||
773 | dev->valuator->motionHintWindow = NullWindow((WindowPtr) 0); | |||||
774 | ||||||
775 | if (*buttons_down >= 1 && !--(*buttons_down)) | |||||
776 | *motion_mask = 0; | |||||
777 | if (dev->button->map[key] <= 5) | |||||
778 | *state &= ~((Button1Mask(1<<8) >> 1) << dev->button->map[key]); | |||||
779 | } | |||||
780 | ||||||
781 | /** | |||||
782 | * Update the device state according to the data in the event. | |||||
783 | * | |||||
784 | * return values are | |||||
785 | * DEFAULT ... process as normal | |||||
786 | * DONT_PROCESS ... return immediately from caller | |||||
787 | */ | |||||
788 | #define DEFAULT0 0 | |||||
789 | #define DONT_PROCESS1 1 | |||||
790 | int | |||||
791 | UpdateDeviceState(DeviceIntPtr device, DeviceEvent *event) | |||||
792 | { | |||||
793 | int i; | |||||
794 | int key = 0, last_valuator; | |||||
795 | ||||||
796 | KeyClassPtr k = NULL((void*)0); | |||||
797 | ButtonClassPtr b = NULL((void*)0); | |||||
798 | ValuatorClassPtr v = NULL((void*)0); | |||||
799 | TouchClassPtr t = NULL((void*)0); | |||||
800 | ||||||
801 | /* This event is always the first we get, before the actual events with | |||||
802 | * the data. However, the way how the DDX is set up, "device" will | |||||
803 | * actually be the slave device that caused the event. | |||||
804 | */ | |||||
805 | switch (event->type) { | |||||
806 | case ET_DeviceChanged: | |||||
807 | ChangeMasterDeviceClasses(device, (DeviceChangedEvent *) event); | |||||
808 | return DONT_PROCESS1; /* event has been sent already */ | |||||
809 | case ET_Motion: | |||||
810 | case ET_ButtonPress: | |||||
811 | case ET_ButtonRelease: | |||||
812 | case ET_KeyPress: | |||||
813 | case ET_KeyRelease: | |||||
814 | case ET_ProximityIn: | |||||
815 | case ET_ProximityOut: | |||||
816 | case ET_TouchBegin: | |||||
817 | case ET_TouchUpdate: | |||||
818 | case ET_TouchEnd: | |||||
819 | break; | |||||
820 | default: | |||||
821 | /* other events don't update the device */ | |||||
822 | return DEFAULT0; | |||||
823 | } | |||||
824 | ||||||
825 | k = device->key; | |||||
826 | v = device->valuator; | |||||
827 | b = device->button; | |||||
828 | t = device->touch; | |||||
829 | ||||||
830 | key = event->detail.key; | |||||
831 | ||||||
832 | /* Update device axis */ | |||||
833 | /* Check valuators first */ | |||||
834 | last_valuator = -1; | |||||
835 | for (i = 0; i < MAX_VALUATORS36; i++) { | |||||
836 | if (BitIsOn(&event->valuators.mask, i)(!!(((const BYTE *) (&event->valuators.mask))[(i)>> 3] & (1 << ((i) & 7))))) { | |||||
837 | if (!v) { | |||||
838 | ErrorF("[Xi] Valuators reported for non-valuator device '%s'. " | |||||
839 | "Ignoring event.\n", device->name); | |||||
840 | return DONT_PROCESS1; | |||||
841 | } | |||||
842 | else if (v->numAxes < i) { | |||||
843 | ErrorF("[Xi] Too many valuators reported for device '%s'. " | |||||
844 | "Ignoring event.\n", device->name); | |||||
845 | return DONT_PROCESS1; | |||||
846 | } | |||||
847 | last_valuator = i; | |||||
848 | } | |||||
849 | } | |||||
850 | ||||||
851 | for (i = 0; i <= last_valuator && i < v->numAxes; i++) { | |||||
852 | /* XXX: Relative/Absolute mode */ | |||||
853 | if (BitIsOn(&event->valuators.mask, i)(!!(((const BYTE *) (&event->valuators.mask))[(i)>> 3] & (1 << ((i) & 7))))) | |||||
854 | v->axisVal[i] = event->valuators.data[i]; | |||||
855 | } | |||||
856 | ||||||
857 | if (event->type == ET_KeyPress) { | |||||
858 | if (!k) | |||||
859 | return DONT_PROCESS1; | |||||
860 | ||||||
861 | /* don't allow ddx to generate multiple downs, but repeats are okay */ | |||||
862 | if (key_is_down(device, key, KEY_PROCESSED1) && !event->key_repeat) | |||||
863 | return DONT_PROCESS1; | |||||
864 | ||||||
865 | if (device->valuator) | |||||
866 | device->valuator->motionHintWindow = NullWindow((WindowPtr) 0); | |||||
867 | set_key_down(device, key, KEY_PROCESSED1); | |||||
868 | } | |||||
869 | else if (event->type == ET_KeyRelease) { | |||||
870 | if (!k) | |||||
871 | return DONT_PROCESS1; | |||||
872 | ||||||
873 | if (!key_is_down(device, key, KEY_PROCESSED1)) /* guard against duplicates */ | |||||
874 | return DONT_PROCESS1; | |||||
875 | if (device->valuator) | |||||
876 | device->valuator->motionHintWindow = NullWindow((WindowPtr) 0); | |||||
877 | set_key_up(device, key, KEY_PROCESSED1); | |||||
878 | } | |||||
879 | else if (event->type == ET_ButtonPress) { | |||||
880 | if (!b) | |||||
881 | return DONT_PROCESS1; | |||||
882 | ||||||
883 | if (button_is_down(device, key, BUTTON_PROCESSED1)) | |||||
884 | return DONT_PROCESS1; | |||||
885 | ||||||
886 | set_button_down(device, key, BUTTON_PROCESSED1); | |||||
887 | ||||||
888 | if (!b->map[key]) | |||||
889 | return DONT_PROCESS1; | |||||
890 | ||||||
891 | IncreaseButtonCount(device, key, &b->buttonsDown, &b->motionMask, | |||||
892 | &b->state); | |||||
893 | UpdateDeviceMotionMask(device, b->state, b->motionMask); | |||||
894 | } | |||||
895 | else if (event->type == ET_ButtonRelease) { | |||||
896 | if (!b) | |||||
897 | return DONT_PROCESS1; | |||||
898 | ||||||
899 | if (!button_is_down(device, key, BUTTON_PROCESSED1)) | |||||
900 | return DONT_PROCESS1; | |||||
901 | if (IsMaster(device)) { | |||||
902 | DeviceIntPtr sd; | |||||
903 | ||||||
904 | /* | |||||
905 | * Leave the button down if any slave has the | |||||
906 | * button still down. Note that this depends on the | |||||
907 | * event being delivered through the slave first | |||||
908 | */ | |||||
909 | for (sd = inputInfo.devices; sd; sd = sd->next) { | |||||
910 | if (IsMaster(sd) || GetMaster(sd, MASTER_POINTER1) != device) | |||||
911 | continue; | |||||
912 | if (!sd->button) | |||||
913 | continue; | |||||
914 | for (i = 1; i <= sd->button->numButtons; i++) | |||||
915 | if (sd->button->map[i] == key && | |||||
916 | button_is_down(sd, i, BUTTON_PROCESSED1)) | |||||
917 | return DONT_PROCESS1; | |||||
918 | } | |||||
919 | } | |||||
920 | set_button_up(device, key, BUTTON_PROCESSED1); | |||||
921 | if (!b->map[key]) | |||||
922 | return DONT_PROCESS1; | |||||
923 | ||||||
924 | DecreaseButtonCount(device, key, &b->buttonsDown, &b->motionMask, | |||||
925 | &b->state); | |||||
926 | UpdateDeviceMotionMask(device, b->state, b->motionMask); | |||||
927 | } | |||||
928 | else if (event->type == ET_ProximityIn) | |||||
929 | device->proximity->in_proximity = TRUE1; | |||||
930 | else if (event->type == ET_ProximityOut) | |||||
931 | device->proximity->in_proximity = FALSE0; | |||||
932 | else if (event->type == ET_TouchBegin) { | |||||
933 | BUG_RETURN_VAL(!b || !v, DONT_PROCESS)do { if (!b || !v) { do { if (!b || !v) { ErrorFSigSafe("BUG: triggered 'if (" "!b || !v" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "exevents.c" , 933, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (1); } } while(0); | |||||
934 | BUG_RETURN_VAL(!t, DONT_PROCESS)do { if (!t) { do { if (!t) { ErrorFSigSafe("BUG: triggered 'if (" "!t" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "exevents.c" , 934, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (1); } } while(0); | |||||
935 | ||||||
936 | if (!b->map[key]) | |||||
937 | return DONT_PROCESS1; | |||||
938 | ||||||
939 | if (!(event->flags & TOUCH_POINTER_EMULATED(1 << 5)) || | |||||
940 | (event->flags & TOUCH_REPLAYING(1 << 4))) | |||||
941 | return DONT_PROCESS1; | |||||
942 | ||||||
943 | IncreaseButtonCount(device, key, &t->buttonsDown, &t->motionMask, | |||||
944 | &t->state); | |||||
945 | UpdateDeviceMotionMask(device, t->state, DeviceButtonMotionMask); | |||||
946 | } | |||||
947 | else if (event->type == ET_TouchEnd) { | |||||
948 | BUG_RETURN_VAL(!b || !v, DONT_PROCESS)do { if (!b || !v) { do { if (!b || !v) { ErrorFSigSafe("BUG: triggered 'if (" "!b || !v" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "exevents.c" , 948, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (1); } } while(0); | |||||
949 | BUG_RETURN_VAL(!t, DONT_PROCESS)do { if (!t) { do { if (!t) { ErrorFSigSafe("BUG: triggered 'if (" "!t" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "exevents.c" , 949, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (1); } } while(0); | |||||
950 | ||||||
951 | if (t->buttonsDown <= 0 || !b->map[key]) | |||||
952 | return DONT_PROCESS1; | |||||
953 | ||||||
954 | if (!(event->flags & TOUCH_POINTER_EMULATED(1 << 5))) | |||||
955 | return DONT_PROCESS1; | |||||
956 | ||||||
957 | DecreaseButtonCount(device, key, &t->buttonsDown, &t->motionMask, | |||||
958 | &t->state); | |||||
959 | UpdateDeviceMotionMask(device, t->state, DeviceButtonMotionMask); | |||||
960 | } | |||||
961 | ||||||
962 | return DEFAULT0; | |||||
963 | } | |||||
964 | ||||||
965 | /** | |||||
966 | * A client that does not have the TouchOwnership mask set may not receive a | |||||
967 | * TouchBegin event if there is at least one grab active. | |||||
968 | * | |||||
969 | * @return TRUE if the client selected for ownership events on the given | |||||
970 | * window for this device, FALSE otherwise | |||||
971 | */ | |||||
972 | static inline Bool | |||||
973 | TouchClientWantsOwnershipEvents(ClientPtr client, DeviceIntPtr dev, | |||||
974 | WindowPtr win) | |||||
975 | { | |||||
976 | InputClients *iclient; | |||||
977 | ||||||
978 | nt_list_for_each_entry(iclient, wOtherInputMasks(win)->inputClients, next)for (iclient = ((win)->optional ? (win)->optional->inputMasks : ((void*)0))->inputClients; iclient; iclient = (iclient) ->next) { | |||||
979 | if (rClient(iclient)(clients[((int)((((iclient)->resource) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]) != client) | |||||
980 | continue; | |||||
981 | ||||||
982 | return xi2mask_isset(iclient->xi2mask, dev, XI_TouchOwnership21); | |||||
983 | } | |||||
984 | ||||||
985 | return FALSE0; | |||||
986 | } | |||||
987 | ||||||
988 | static void | |||||
989 | TouchSendOwnershipEvent(DeviceIntPtr dev, TouchPointInfoPtr ti, int reason, | |||||
990 | XID resource) | |||||
991 | { | |||||
992 | int nev, i; | |||||
993 | InternalEvent *tel = InitEventList(GetMaximumEventsNum()); | |||||
994 | ||||||
995 | nev = GetTouchOwnershipEvents(tel, dev, ti, reason, resource, 0); | |||||
996 | for (i = 0; i < nev; i++) | |||||
997 | mieqProcessDeviceEvent(dev, tel + i, NULL((void*)0)); | |||||
998 | ||||||
999 | FreeEventList(tel, GetMaximumEventsNum()); | |||||
1000 | } | |||||
1001 | ||||||
1002 | /** | |||||
1003 | * Attempts to deliver a touch event to the given client. | |||||
1004 | */ | |||||
1005 | static Bool | |||||
1006 | DeliverOneTouchEvent(ClientPtr client, DeviceIntPtr dev, TouchPointInfoPtr ti, | |||||
1007 | GrabPtr grab, WindowPtr win, InternalEvent *ev) | |||||
1008 | { | |||||
1009 | int err; | |||||
1010 | xEvent *xi2; | |||||
1011 | Mask filter; | |||||
1012 | Window child = DeepestSpriteWin(&ti->sprite)->drawable.id; | |||||
1013 | ||||||
1014 | /* FIXME: owner event handling */ | |||||
1015 | ||||||
1016 | /* If the client does not have the ownership mask set and is not | |||||
1017 | * the current owner of the touch, only pretend we delivered */ | |||||
1018 | if (!grab && ti->num_grabs != 0 && | |||||
1019 | !TouchClientWantsOwnershipEvents(client, dev, win)) | |||||
1020 | return TRUE1; | |||||
1021 | ||||||
1022 | /* If we fail here, we're going to leave a client hanging. */ | |||||
1023 | err = EventToXI2(ev, &xi2); | |||||
1024 | if (err != Success0) | |||||
1025 | FatalError("[Xi] %s: XI2 conversion failed in %s" | |||||
1026 | " (%d)\n", dev->name, __func__, err); | |||||
1027 | ||||||
1028 | FixUpEventFromWindow(&ti->sprite, xi2, win, child, FALSE0); | |||||
1029 | filter = GetEventFilter(dev, xi2); | |||||
1030 | if (XaceHook(XACE_RECEIVE_ACCESS6, client, win, xi2, 1) != Success0) | |||||
1031 | return FALSE0; | |||||
1032 | err = TryClientEvents(client, dev, xi2, 1, filter, filter, NullGrab((GrabPtr)((void*)0))); | |||||
1033 | free(xi2); | |||||
1034 | ||||||
1035 | /* Returning the value from TryClientEvents isn't useful, since all our | |||||
1036 | * resource-gone cleanups will update the delivery list anyway. */ | |||||
1037 | return TRUE1; | |||||
1038 | } | |||||
1039 | ||||||
1040 | static void | |||||
1041 | ActivateEarlyAccept(DeviceIntPtr dev, TouchPointInfoPtr ti) | |||||
1042 | { | |||||
1043 | ClientPtr client; | |||||
1044 | XID error; | |||||
1045 | GrabPtr grab = ti->listeners[0].grab; | |||||
1046 | ||||||
1047 | BUG_RETURN(ti->listeners[0].type != LISTENER_GRAB &&do { if (ti->listeners[0].type != LISTENER_GRAB && ti->listeners[0].type != LISTENER_POINTER_GRAB) { do { if (ti->listeners[0].type != LISTENER_GRAB && ti-> listeners[0].type != LISTENER_POINTER_GRAB) { ErrorFSigSafe("BUG: triggered 'if (" "ti->listeners[0].type != LISTENER_GRAB && ti->listeners[0].type != LISTENER_POINTER_GRAB" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "exevents.c", 1048, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return; } } while(0) | |||||
1048 | ti->listeners[0].type != LISTENER_POINTER_GRAB)do { if (ti->listeners[0].type != LISTENER_GRAB && ti->listeners[0].type != LISTENER_POINTER_GRAB) { do { if (ti->listeners[0].type != LISTENER_GRAB && ti-> listeners[0].type != LISTENER_POINTER_GRAB) { ErrorFSigSafe("BUG: triggered 'if (" "ti->listeners[0].type != LISTENER_GRAB && ti->listeners[0].type != LISTENER_POINTER_GRAB" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "exevents.c", 1048, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return; } } while(0); | |||||
1049 | BUG_RETURN(!grab)do { if (!grab) { do { if (!grab) { ErrorFSigSafe("BUG: triggered 'if (" "!grab" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "exevents.c" , 1049, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return; } } while(0); | |||||
1050 | ||||||
1051 | client = rClient(grab)(clients[((int)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]); | |||||
1052 | ||||||
1053 | if (TouchAcceptReject(client, dev, XIAcceptTouch6, ti->client_id, | |||||
1054 | ti->listeners[0].window->drawable.id, &error) != Success0) | |||||
1055 | ErrorF("[Xi] Failed to accept touch grab after early acceptance.\n"); | |||||
1056 | } | |||||
1057 | ||||||
1058 | /** | |||||
1059 | * Find the oldest touch that still has a pointer emulation client. | |||||
1060 | * | |||||
1061 | * Pointer emulation can only be performed for the oldest touch. Otherwise, the | |||||
1062 | * order of events seen by the client will be wrong. This function helps us find | |||||
1063 | * the next touch to be emulated. | |||||
1064 | * | |||||
1065 | * @param dev The device to find touches for. | |||||
1066 | */ | |||||
1067 | static TouchPointInfoPtr | |||||
1068 | FindOldestPointerEmulatedTouch(DeviceIntPtr dev) | |||||
1069 | { | |||||
1070 | TouchPointInfoPtr oldest = NULL((void*)0); | |||||
1071 | int i; | |||||
1072 | ||||||
1073 | for (i = 0; i < dev->touch->num_touches; i++) { | |||||
1074 | TouchPointInfoPtr ti = dev->touch->touches + i; | |||||
1075 | int j; | |||||
1076 | ||||||
1077 | if (!ti->active || !ti->emulate_pointer) | |||||
1078 | continue; | |||||
1079 | ||||||
1080 | for (j = 0; j < ti->num_listeners; j++) { | |||||
1081 | if (ti->listeners[j].type == LISTENER_POINTER_GRAB || | |||||
1082 | ti->listeners[j].type == LISTENER_POINTER_REGULAR) | |||||
1083 | break; | |||||
1084 | } | |||||
1085 | if (j == ti->num_listeners) | |||||
1086 | continue; | |||||
1087 | ||||||
1088 | if (!oldest) { | |||||
1089 | oldest = ti; | |||||
1090 | continue; | |||||
1091 | } | |||||
1092 | ||||||
1093 | if (oldest->client_id - ti->client_id < UINT_MAX(2147483647 *2U +1U) / 2) | |||||
1094 | oldest = ti; | |||||
1095 | } | |||||
1096 | ||||||
1097 | return oldest; | |||||
1098 | } | |||||
1099 | ||||||
1100 | /** | |||||
1101 | * If the current owner has rejected the event, deliver the | |||||
1102 | * TouchOwnership/TouchBegin to the next item in the sprite stack. | |||||
1103 | */ | |||||
1104 | static void | |||||
1105 | TouchPuntToNextOwner(DeviceIntPtr dev, TouchPointInfoPtr ti, | |||||
1106 | TouchOwnershipEvent *ev) | |||||
1107 | { | |||||
1108 | TouchListener *listener = &ti->listeners[0]; /* new owner */ | |||||
1109 | int accepted_early = listener->state == LISTENER_EARLY_ACCEPT; | |||||
1110 | ||||||
1111 | /* Deliver the ownership */ | |||||
1112 | if (listener->state == LISTENER_AWAITING_OWNER || accepted_early) | |||||
1113 | DeliverTouchEvents(dev, ti, (InternalEvent *) ev, | |||||
1114 | listener->listener); | |||||
1115 | else if (listener->state == LISTENER_AWAITING_BEGIN) { | |||||
1116 | /* We can't punt to a pointer listener unless all older pointer | |||||
1117 | * emulated touches have been seen already. */ | |||||
1118 | if ((listener->type == LISTENER_POINTER_GRAB || | |||||
1119 | listener->type == LISTENER_POINTER_REGULAR) && | |||||
1120 | ti != FindOldestPointerEmulatedTouch(dev)) | |||||
1121 | return; | |||||
1122 | ||||||
1123 | TouchEventHistoryReplay(ti, dev, listener->listener); | |||||
1124 | } | |||||
1125 | ||||||
1126 | /* New owner has Begin/Update but not end. If touch is pending_finish, | |||||
1127 | * emulate the TouchEnd now */ | |||||
1128 | if (ti->pending_finish) { | |||||
1129 | TouchEmitTouchEnd(dev, ti, 0, 0); | |||||
1130 | ||||||
1131 | /* If the last owner is not a touch grab, finalise the touch, we | |||||
1132 | won't get more correspondence on this. | |||||
1133 | */ | |||||
1134 | if (ti->num_listeners == 1 && | |||||
1135 | (ti->num_grabs == 0 || | |||||
1136 | listener->grab->grabtype != XI2 || | |||||
1137 | !xi2mask_isset(listener->grab->xi2mask, dev, XI_TouchBegin18))) { | |||||
1138 | TouchEndTouch(dev, ti); | |||||
1139 | return; | |||||
1140 | } | |||||
1141 | } | |||||
1142 | ||||||
1143 | if (accepted_early) | |||||
1144 | ActivateEarlyAccept(dev, ti); | |||||
1145 | } | |||||
1146 | ||||||
1147 | /** | |||||
1148 | * Check the oldest touch to see if it needs to be replayed to its pointer | |||||
1149 | * owner. | |||||
1150 | * | |||||
1151 | * Touch event propagation is paused if it hits a pointer listener while an | |||||
1152 | * older touch with a pointer listener is waiting on accept or reject. This | |||||
1153 | * function will restart propagation of a paused touch if needed. | |||||
1154 | * | |||||
1155 | * @param dev The device to check touches for. | |||||
1156 | */ | |||||
1157 | static void | |||||
1158 | CheckOldestTouch(DeviceIntPtr dev) | |||||
1159 | { | |||||
1160 | TouchPointInfoPtr oldest = FindOldestPointerEmulatedTouch(dev); | |||||
1161 | ||||||
1162 | if (oldest && oldest->listeners[0].state == LISTENER_AWAITING_BEGIN) | |||||
1163 | TouchPuntToNextOwner(dev, oldest, NULL((void*)0)); | |||||
1164 | } | |||||
1165 | ||||||
1166 | /** | |||||
1167 | * Process a touch rejection. | |||||
1168 | * | |||||
1169 | * @param sourcedev The source device of the touch sequence. | |||||
1170 | * @param ti The touchpoint info record. | |||||
1171 | * @param resource The resource of the client rejecting the touch. | |||||
1172 | * @param ev TouchOwnership event to send. Set to NULL if no event should be | |||||
1173 | * sent. | |||||
1174 | */ | |||||
1175 | void | |||||
1176 | TouchRejected(DeviceIntPtr sourcedev, TouchPointInfoPtr ti, XID resource, | |||||
1177 | TouchOwnershipEvent *ev) | |||||
1178 | { | |||||
1179 | Bool was_owner = (resource == ti->listeners[0].listener); | |||||
1180 | int i; | |||||
1181 | ||||||
1182 | /* Send a TouchEnd event to the resource being removed, but only if they | |||||
1183 | * haven't received one yet already */ | |||||
1184 | for (i = 0; i < ti->num_listeners; i++) { | |||||
1185 | if (ti->listeners[i].listener == resource) { | |||||
1186 | if (ti->listeners[i].state != LISTENER_HAS_END) | |||||
1187 | TouchEmitTouchEnd(sourcedev, ti, TOUCH_REJECT(1 << 1), resource); | |||||
1188 | break; | |||||
1189 | } | |||||
1190 | } | |||||
1191 | ||||||
1192 | /* Remove the resource from the listener list, updating | |||||
1193 | * ti->num_listeners, as well as ti->num_grabs if it was a grab. */ | |||||
1194 | TouchRemoveListener(ti, resource); | |||||
1195 | ||||||
1196 | /* If the current owner was removed and there are further listeners, deliver | |||||
1197 | * the TouchOwnership or TouchBegin event to the new owner. */ | |||||
1198 | if (ev && ti->num_listeners > 0 && was_owner) | |||||
1199 | TouchPuntToNextOwner(sourcedev, ti, ev); | |||||
1200 | else if (ti->num_listeners == 0) | |||||
1201 | TouchEndTouch(sourcedev, ti); | |||||
1202 | ||||||
1203 | CheckOldestTouch(sourcedev); | |||||
1204 | } | |||||
1205 | ||||||
1206 | /** | |||||
1207 | * Processes a TouchOwnership event, indicating a grab has accepted the touch | |||||
1208 | * it currently owns, or a grab or selection has been removed. Will generate | |||||
1209 | * and send TouchEnd events to all clients removed from the delivery list, as | |||||
1210 | * well as possibly sending the new TouchOwnership event. May end the | |||||
1211 | * touchpoint if it is pending finish. | |||||
1212 | */ | |||||
1213 | static void | |||||
1214 | ProcessTouchOwnershipEvent(TouchOwnershipEvent *ev, | |||||
1215 | DeviceIntPtr dev) | |||||
1216 | { | |||||
1217 | TouchPointInfoPtr ti = TouchFindByClientID(dev, ev->touchid); | |||||
1218 | ||||||
1219 | if (!ti) { | |||||
1220 | DebugF("[Xi] %s: Failed to get event %d for touchpoint %d\n", | |||||
1221 | dev->name, ev->type, ev->touchid); | |||||
1222 | return; | |||||
1223 | } | |||||
1224 | ||||||
1225 | if (ev->reason == XIRejectTouch7) | |||||
1226 | TouchRejected(dev, ti, ev->resource, ev); | |||||
1227 | else if (ev->reason == XIAcceptTouch6) { | |||||
1228 | int i; | |||||
1229 | ||||||
1230 | ||||||
1231 | /* For pointer-emulated listeners that ungrabbed the active grab, | |||||
1232 | * the state was forced to LISTENER_HAS_END. Still go | |||||
1233 | * through the motions of ending the touch if the listener has | |||||
1234 | * already seen the end. This ensures that the touch record is ended in | |||||
1235 | * the server. | |||||
1236 | */ | |||||
1237 | if (ti->listeners[0].state == LISTENER_HAS_END) | |||||
1238 | TouchEmitTouchEnd(dev, ti, TOUCH_ACCEPT(1 << 0), ti->listeners[0].listener); | |||||
1239 | ||||||
1240 | /* The touch owner has accepted the touch. Send TouchEnd events to | |||||
1241 | * everyone else, and truncate the list of listeners. */ | |||||
1242 | for (i = 1; i < ti->num_listeners; i++) | |||||
1243 | TouchEmitTouchEnd(dev, ti, TOUCH_ACCEPT(1 << 0), ti->listeners[i].listener); | |||||
1244 | ||||||
1245 | while (ti->num_listeners > 1) | |||||
1246 | TouchRemoveListener(ti, ti->listeners[1].listener); | |||||
1247 | /* Owner accepted after receiving end */ | |||||
1248 | if (ti->listeners[0].state == LISTENER_HAS_END) | |||||
1249 | TouchEndTouch(dev, ti); | |||||
1250 | else | |||||
1251 | ti->listeners[0].state = LISTENER_HAS_ACCEPTED; | |||||
1252 | } | |||||
1253 | else { /* this is the very first ownership event for a grab */ | |||||
1254 | DeliverTouchEvents(dev, ti, (InternalEvent *) ev, ev->resource); | |||||
1255 | } | |||||
1256 | } | |||||
1257 | ||||||
1258 | /** | |||||
1259 | * Copy the event's valuator information into the touchpoint, we may need | |||||
1260 | * this for emulated TouchEnd events. | |||||
1261 | */ | |||||
1262 | static void | |||||
1263 | TouchCopyValuatorData(DeviceEvent *ev, TouchPointInfoPtr ti) | |||||
1264 | { | |||||
1265 | int i; | |||||
1266 | ||||||
1267 | for (i = 0; i < ARRAY_SIZE(ev->valuators.data)(sizeof((ev->valuators.data)) / sizeof((ev->valuators.data )[0])); i++) | |||||
1268 | if (BitIsOn(ev->valuators.mask, i)(!!(((const BYTE *) (ev->valuators.mask))[(i)>>3] & (1 << ((i) & 7))))) | |||||
1269 | valuator_mask_set_double(ti->valuators, i, ev->valuators.data[i]); | |||||
1270 | } | |||||
1271 | ||||||
1272 | /** | |||||
1273 | * Given a touch event and a potential listener, retrieve info needed for | |||||
1274 | * processing the event. | |||||
1275 | * | |||||
1276 | * @param dev The device generating the touch event. | |||||
1277 | * @param ti The touch point info record for the touch event. | |||||
1278 | * @param ev The touch event to process. | |||||
1279 | * @param listener The touch event listener that may receive the touch event. | |||||
1280 | * @param[out] client The client that should receive the touch event. | |||||
1281 | * @param[out] win The window to deliver the event on. | |||||
1282 | * @param[out] grab The grab to deliver the event through, if any. | |||||
1283 | * @param[out] mask The XI 2.x event mask of the grab or selection, if any. | |||||
1284 | * @return TRUE if an event should be delivered to the listener, FALSE | |||||
1285 | * otherwise. | |||||
1286 | */ | |||||
1287 | static Bool | |||||
1288 | RetrieveTouchDeliveryData(DeviceIntPtr dev, TouchPointInfoPtr ti, | |||||
1289 | InternalEvent *ev, TouchListener * listener, | |||||
1290 | ClientPtr *client, WindowPtr *win, GrabPtr *grab, | |||||
1291 | XI2Mask **mask) | |||||
1292 | { | |||||
1293 | int rc; | |||||
1294 | InputClients *iclients = NULL((void*)0); | |||||
1295 | *mask = NULL((void*)0); | |||||
1296 | ||||||
1297 | if (listener->type == LISTENER_GRAB || | |||||
1298 | listener->type == LISTENER_POINTER_GRAB) { | |||||
1299 | ||||||
1300 | *grab = listener->grab; | |||||
1301 | ||||||
1302 | BUG_RETURN_VAL(!*grab, FALSE)do { if (!*grab) { do { if (!*grab) { ErrorFSigSafe("BUG: triggered 'if (" "!*grab" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "exevents.c" , 1302, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (0); } } while(0); | |||||
1303 | ||||||
1304 | *client = rClient(*grab)(clients[((int)((((*grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]); | |||||
1305 | *win = (*grab)->window; | |||||
1306 | *mask = (*grab)->xi2mask; | |||||
1307 | } | |||||
1308 | else { | |||||
1309 | rc = dixLookupResourceByType((void **) win, listener->listener, | |||||
1310 | listener->resource_type, | |||||
1311 | serverClient, DixSendAccess(1<<22)); | |||||
1312 | if (rc != Success0) | |||||
1313 | return FALSE0; | |||||
1314 | ||||||
1315 | if (listener->level == XI2) { | |||||
1316 | int evtype; | |||||
1317 | ||||||
1318 | if (ti->emulate_pointer && | |||||
1319 | listener->type == LISTENER_POINTER_REGULAR) | |||||
1320 | evtype = GetXI2Type(TouchGetPointerEventType(ev)); | |||||
1321 | else | |||||
1322 | evtype = GetXI2Type(ev->any.type); | |||||
1323 | ||||||
1324 | nt_list_for_each_entry(iclients,for (iclients = ((*win)->optional ? (*win)->optional-> inputMasks : ((void*)0))->inputClients; iclients; iclients = (iclients)->next) | |||||
1325 | wOtherInputMasks(*win)->inputClients, next)for (iclients = ((*win)->optional ? (*win)->optional-> inputMasks : ((void*)0))->inputClients; iclients; iclients = (iclients)->next) | |||||
1326 | if (xi2mask_isset(iclients->xi2mask, dev, evtype)) | |||||
1327 | break; | |||||
1328 | ||||||
1329 | BUG_RETURN_VAL(!iclients, FALSE)do { if (!iclients) { do { if (!iclients) { ErrorFSigSafe("BUG: triggered 'if (" "!iclients" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "exevents.c" , 1329, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (0); } } while(0); | |||||
1330 | ||||||
1331 | *mask = iclients->xi2mask; | |||||
1332 | *client = rClient(iclients)(clients[((int)((((iclients)->resource) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]); | |||||
1333 | } | |||||
1334 | else if (listener->level == XI) { | |||||
1335 | int xi_type = GetXIType(TouchGetPointerEventType(ev)); | |||||
1336 | Mask xi_filter = event_get_filter_from_type(dev, xi_type); | |||||
1337 | ||||||
1338 | nt_list_for_each_entry(iclients,for (iclients = ((*win)->optional ? (*win)->optional-> inputMasks : ((void*)0))->inputClients; iclients; iclients = (iclients)->next) | |||||
1339 | wOtherInputMasks(*win)->inputClients, next)for (iclients = ((*win)->optional ? (*win)->optional-> inputMasks : ((void*)0))->inputClients; iclients; iclients = (iclients)->next) | |||||
1340 | if (iclients->mask[dev->id] & xi_filter) | |||||
1341 | break; | |||||
1342 | BUG_RETURN_VAL(!iclients, FALSE)do { if (!iclients) { do { if (!iclients) { ErrorFSigSafe("BUG: triggered 'if (" "!iclients" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "exevents.c" , 1342, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (0); } } while(0); | |||||
1343 | ||||||
1344 | *client = rClient(iclients)(clients[((int)((((iclients)->resource) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]); | |||||
1345 | } | |||||
1346 | else { | |||||
1347 | int coretype = GetCoreType(TouchGetPointerEventType(ev)); | |||||
1348 | Mask core_filter = event_get_filter_from_type(dev, coretype); | |||||
1349 | OtherClients *oclients; | |||||
1350 | ||||||
1351 | /* all others */ | |||||
1352 | nt_list_for_each_entry(oclients,for (oclients = (OtherClients *) ((*win)->optional ? (*win )->optional->otherClients : ((void*)0)); oclients; oclients = (oclients)->next) | |||||
1353 | (OtherClients *) wOtherClients(*win), next)for (oclients = (OtherClients *) ((*win)->optional ? (*win )->optional->otherClients : ((void*)0)); oclients; oclients = (oclients)->next) | |||||
1354 | if (oclients->mask & core_filter) | |||||
1355 | break; | |||||
1356 | ||||||
1357 | /* if owner selected, oclients is NULL */ | |||||
1358 | *client = oclients ? rClient(oclients)(clients[((int)((((oclients)->resource) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]) : wClient(*win)(clients[((int)((((*win)->drawable.id) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]); | |||||
1359 | } | |||||
1360 | ||||||
1361 | *grab = NULL((void*)0); | |||||
1362 | } | |||||
1363 | ||||||
1364 | return TRUE1; | |||||
1365 | } | |||||
1366 | ||||||
1367 | static int | |||||
1368 | DeliverTouchEmulatedEvent(DeviceIntPtr dev, TouchPointInfoPtr ti, | |||||
1369 | InternalEvent *ev, TouchListener * listener, | |||||
1370 | ClientPtr client, WindowPtr win, GrabPtr grab, | |||||
1371 | XI2Mask *xi2mask) | |||||
1372 | { | |||||
1373 | InternalEvent motion, button; | |||||
1374 | InternalEvent *ptrev = &motion; | |||||
1375 | int nevents; | |||||
1376 | DeviceIntPtr kbd; | |||||
1377 | ||||||
1378 | /* We don't deliver pointer events to non-owners */ | |||||
1379 | if (!TouchResourceIsOwner(ti, listener->listener)) | |||||
1380 | return !Success0; | |||||
1381 | ||||||
1382 | nevents = TouchConvertToPointerEvent(ev, &motion, &button); | |||||
1383 | BUG_RETURN_VAL(nevents == 0, BadValue)do { if (nevents == 0) { do { if (nevents == 0) { ErrorFSigSafe ("BUG: triggered 'if (" "nevents == 0" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "exevents.c", 1383, __func__); if (0 ) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (2); } } while(0); | |||||
1384 | ||||||
1385 | if (nevents > 1) | |||||
1386 | ptrev = &button; | |||||
1387 | ||||||
1388 | kbd = GetMaster(dev, KEYBOARD_OR_FLOAT5); | |||||
1389 | event_set_state(dev, kbd, &ptrev->device_event); | |||||
1390 | ptrev->device_event.corestate = event_get_corestate(dev, kbd); | |||||
1391 | ||||||
1392 | if (grab) { | |||||
1393 | /* this side-steps the usual activation mechanisms, but... */ | |||||
1394 | if (ev->any.type == ET_TouchBegin && !dev->deviceGrab.grab) | |||||
1395 | ActivatePassiveGrab(dev, grab, ptrev, ev); /* also delivers the event */ | |||||
1396 | else { | |||||
1397 | int deliveries = 0; | |||||
1398 | ||||||
1399 | /* 'grab' is the passive grab, but if the grab isn't active, | |||||
1400 | * don't deliver */ | |||||
1401 | if (!dev->deviceGrab.grab) | |||||
1402 | return !Success0; | |||||
1403 | ||||||
1404 | if (grab->ownerEvents) { | |||||
1405 | WindowPtr focus = NullWindow((WindowPtr) 0); | |||||
1406 | WindowPtr sprite_win = DeepestSpriteWin(dev->spriteInfo->sprite); | |||||
1407 | ||||||
1408 | deliveries = DeliverDeviceEvents(sprite_win, ptrev, grab, focus, dev); | |||||
1409 | } | |||||
1410 | ||||||
1411 | if (!deliveries) | |||||
1412 | deliveries = DeliverOneGrabbedEvent(ptrev, dev, grab->grabtype); | |||||
1413 | ||||||
1414 | /* We must accept the touch sequence once a pointer listener has | |||||
1415 | * received one event past ButtonPress. */ | |||||
1416 | if (deliveries && ev->any.type != ET_TouchBegin && | |||||
1417 | !(ev->device_event.flags & TOUCH_CLIENT_ID(1 << 3))) | |||||
1418 | TouchListenerAcceptReject(dev, ti, 0, XIAcceptTouch6); | |||||
1419 | ||||||
1420 | if (ev->any.type == ET_TouchEnd && | |||||
1421 | ti->num_listeners == 1 && | |||||
1422 | !dev->button->buttonsDown && | |||||
1423 | dev->deviceGrab.fromPassiveGrab && GrabIsPointerGrab(grab)) { | |||||
1424 | (*dev->deviceGrab.DeactivateGrab) (dev); | |||||
1425 | CheckOldestTouch(dev); | |||||
1426 | return Success0; | |||||
1427 | } | |||||
1428 | } | |||||
1429 | } | |||||
1430 | else { | |||||
1431 | GrabPtr devgrab = dev->deviceGrab.grab; | |||||
1432 | WindowPtr sprite_win = DeepestSpriteWin(dev->spriteInfo->sprite); | |||||
1433 | ||||||
1434 | DeliverDeviceEvents(sprite_win, ptrev, grab, win, dev); | |||||
1435 | /* FIXME: bad hack | |||||
1436 | * Implicit passive grab activated in response to this event. Store | |||||
1437 | * the event. | |||||
1438 | */ | |||||
1439 | if (!devgrab && dev->deviceGrab.grab && dev->deviceGrab.implicitGrab) { | |||||
1440 | TouchListener *l; | |||||
1441 | GrabPtr g; | |||||
1442 | ||||||
1443 | devgrab = dev->deviceGrab.grab; | |||||
1444 | g = AllocGrab(devgrab); | |||||
1445 | BUG_WARN(!g)do { if (!g) { ErrorFSigSafe("BUG: triggered 'if (" "!g" ")'\n" ); ErrorFSigSafe("BUG: %s:%u in %s()\n", "exevents.c", 1445, __func__ ); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while (0); | |||||
1446 | ||||||
1447 | *dev->deviceGrab.sync.event = ev->device_event; | |||||
1448 | ||||||
1449 | /* The listener array has a sequence of grabs and then one event | |||||
1450 | * selection. Implicit grab activation occurs through delivering an | |||||
1451 | * event selection. Thus, we update the last listener in the array. | |||||
1452 | */ | |||||
1453 | l = &ti->listeners[ti->num_listeners - 1]; | |||||
1454 | l->listener = g->resource; | |||||
1455 | l->grab = g; | |||||
1456 | //l->resource_type = RT_NONE; | |||||
1457 | ||||||
1458 | if (devgrab->grabtype != XI2 || devgrab->type != XI_TouchBegin18) | |||||
1459 | l->type = LISTENER_POINTER_GRAB; | |||||
1460 | else | |||||
1461 | l->type = LISTENER_GRAB; | |||||
1462 | } | |||||
1463 | ||||||
1464 | } | |||||
1465 | if (ev->any.type == ET_TouchBegin) | |||||
1466 | listener->state = LISTENER_IS_OWNER; | |||||
1467 | else if (ev->any.type == ET_TouchEnd) | |||||
1468 | listener->state = LISTENER_HAS_END; | |||||
1469 | ||||||
1470 | return Success0; | |||||
1471 | } | |||||
1472 | ||||||
1473 | static void | |||||
1474 | DeliverEmulatedMotionEvent(DeviceIntPtr dev, TouchPointInfoPtr ti, | |||||
1475 | InternalEvent *ev) | |||||
1476 | { | |||||
1477 | DeviceEvent motion; | |||||
1478 | ||||||
1479 | if (ti->num_listeners) { | |||||
1480 | ClientPtr client; | |||||
1481 | WindowPtr win; | |||||
1482 | GrabPtr grab; | |||||
1483 | XI2Mask *mask; | |||||
1484 | ||||||
1485 | if (ti->listeners[0].type != LISTENER_POINTER_REGULAR && | |||||
1486 | ti->listeners[0].type != LISTENER_POINTER_GRAB) | |||||
1487 | return; | |||||
1488 | ||||||
1489 | motion = ev->device_event; | |||||
1490 | motion.type = ET_TouchUpdate; | |||||
1491 | motion.detail.button = 0; | |||||
1492 | ||||||
1493 | if (!RetrieveTouchDeliveryData(dev, ti, (InternalEvent*)&motion, | |||||
1494 | &ti->listeners[0], &client, &win, &grab, | |||||
1495 | &mask)) | |||||
1496 | return; | |||||
1497 | ||||||
1498 | /* There may be a pointer grab on the device */ | |||||
1499 | if (!grab) { | |||||
1500 | grab = dev->deviceGrab.grab; | |||||
1501 | if (grab) { | |||||
1502 | win = grab->window; | |||||
1503 | mask = grab->xi2mask; | |||||
1504 | client = rClient(grab)(clients[((int)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]); | |||||
1505 | } | |||||
1506 | } | |||||
1507 | ||||||
1508 | DeliverTouchEmulatedEvent(dev, ti, (InternalEvent*)&motion, &ti->listeners[0], client, | |||||
1509 | win, grab, mask); | |||||
1510 | } | |||||
1511 | else { | |||||
1512 | InternalEvent button; | |||||
1513 | int converted; | |||||
1514 | ||||||
1515 | converted = TouchConvertToPointerEvent(ev, (InternalEvent*)&motion, &button); | |||||
1516 | ||||||
1517 | BUG_WARN(converted == 0)do { if (converted == 0) { ErrorFSigSafe("BUG: triggered 'if (" "converted == 0" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n" , "exevents.c", 1517, __func__); if (0) ErrorFSigSafe(((void* )0)); xorg_backtrace(); } } while(0); | |||||
1518 | if (converted) | |||||
1519 | ProcessOtherEvent((InternalEvent*)&motion, dev); | |||||
1520 | } | |||||
1521 | } | |||||
1522 | ||||||
1523 | /** | |||||
1524 | * Processes and delivers a TouchBegin, TouchUpdate, or a | |||||
1525 | * TouchEnd event. | |||||
1526 | * | |||||
1527 | * Due to having rather different delivery semantics (see the Xi 2.2 protocol | |||||
1528 | * spec for more information), this implements its own grab and event-selection | |||||
1529 | * delivery logic. | |||||
1530 | */ | |||||
1531 | static void | |||||
1532 | ProcessTouchEvent(InternalEvent *ev, DeviceIntPtr dev) | |||||
1533 | { | |||||
1534 | TouchClassPtr t = dev->touch; | |||||
1535 | TouchPointInfoPtr ti; | |||||
1536 | uint32_t touchid; | |||||
1537 | int type = ev->any.type; | |||||
1538 | int emulate_pointer = ! !(ev->device_event.flags & TOUCH_POINTER_EMULATED(1 << 5)); | |||||
1539 | DeviceIntPtr kbd; | |||||
1540 | ||||||
1541 | if (!t) | |||||
1542 | return; | |||||
1543 | ||||||
1544 | touchid = ev->device_event.touchid; | |||||
1545 | ||||||
1546 | if (type == ET_TouchBegin && !(ev->device_event.flags & TOUCH_REPLAYING(1 << 4))) { | |||||
1547 | ti = TouchBeginTouch(dev, ev->device_event.sourceid, touchid, | |||||
1548 | emulate_pointer); | |||||
1549 | } | |||||
1550 | else | |||||
1551 | ti = TouchFindByClientID(dev, touchid); | |||||
1552 | ||||||
1553 | /* Active pointer grab */ | |||||
1554 | if (emulate_pointer && dev->deviceGrab.grab && !dev->deviceGrab.fromPassiveGrab && | |||||
1555 | (dev->deviceGrab.grab->grabtype == CORE || | |||||
1556 | dev->deviceGrab.grab->grabtype == XI || | |||||
1557 | !xi2mask_isset(dev->deviceGrab.grab->xi2mask, dev, XI_TouchBegin18))) | |||||
1558 | { | |||||
1559 | /* Active pointer grab on touch point and we get a TouchEnd - claim this | |||||
1560 | * touchpoint accepted, otherwise clients waiting for ownership will | |||||
1561 | * wait on this touchpoint until this client ungrabs, or the cows come | |||||
1562 | * home, whichever is earlier */ | |||||
1563 | if (ti && type == ET_TouchEnd) | |||||
1564 | TouchListenerAcceptReject(dev, ti, 0, XIAcceptTouch6); | |||||
1565 | else if (!ti && type != ET_TouchBegin) { | |||||
1566 | /* Under the following circumstances we create a new touch record for an | |||||
1567 | * existing touch: | |||||
1568 | * | |||||
1569 | * - The touch may be pointer emulated | |||||
1570 | * - An explicit grab is active on the device | |||||
1571 | * - The grab is a pointer grab | |||||
1572 | * | |||||
1573 | * This allows for an explicit grab to receive pointer events for an already | |||||
1574 | * active touch. | |||||
1575 | */ | |||||
1576 | ti = TouchBeginTouch(dev, ev->device_event.sourceid, touchid, | |||||
1577 | emulate_pointer); | |||||
1578 | if (!ti) { | |||||
1579 | DebugF("[Xi] %s: Failed to create new dix record for explicitly " | |||||
1580 | "grabbed touchpoint %d\n", | |||||
1581 | dev->name, touchid); | |||||
1582 | return; | |||||
1583 | } | |||||
1584 | ||||||
1585 | TouchBuildSprite(dev, ti, ev); | |||||
1586 | TouchSetupListeners(dev, ti, ev); | |||||
1587 | } | |||||
1588 | } | |||||
1589 | ||||||
1590 | if (!ti) { | |||||
1591 | DebugF("[Xi] %s: Failed to get event %d for touchpoint %d\n", | |||||
1592 | dev->name, type, touchid); | |||||
1593 | goto out; | |||||
1594 | } | |||||
1595 | ||||||
1596 | /* if emulate_pointer is set, emulate the motion event right | |||||
1597 | * here, so we can ignore it for button event emulation. TouchUpdate | |||||
1598 | * events which _only_ emulate motion just work normally */ | |||||
1599 | if (emulate_pointer && ev->any.type != ET_TouchUpdate) | |||||
1600 | DeliverEmulatedMotionEvent(dev, ti, ev); | |||||
1601 | ||||||
1602 | if (emulate_pointer && IsMaster(dev)) | |||||
1603 | CheckMotion(&ev->device_event, dev); | |||||
1604 | ||||||
1605 | kbd = GetMaster(dev, KEYBOARD_OR_FLOAT5); | |||||
1606 | event_set_state(NULL((void*)0), kbd, &ev->device_event); | |||||
1607 | ev->device_event.corestate = event_get_corestate(NULL((void*)0), kbd); | |||||
1608 | ||||||
1609 | /* Make sure we have a valid window trace for event delivery; must be | |||||
1610 | * called after event type mutation. Touch end events are always processed | |||||
1611 | * in order to end touch records. */ | |||||
1612 | /* FIXME: check this */ | |||||
1613 | if ((type == ET_TouchBegin && | |||||
1614 | !(ev->device_event.flags & TOUCH_REPLAYING(1 << 4)) && | |||||
1615 | !TouchBuildSprite(dev, ti, ev)) || | |||||
1616 | (type != ET_TouchEnd && ti->sprite.spriteTraceGood == 0)) | |||||
1617 | return; | |||||
1618 | ||||||
1619 | TouchCopyValuatorData(&ev->device_event, ti); | |||||
1620 | /* WARNING: the event type may change to TouchUpdate in | |||||
1621 | * DeliverTouchEvents if a TouchEnd was delivered to a grabbing | |||||
1622 | * owner */ | |||||
1623 | DeliverTouchEvents(dev, ti, ev, ev->device_event.resource); | |||||
1624 | if (ev->any.type == ET_TouchEnd) | |||||
1625 | TouchEndTouch(dev, ti); | |||||
1626 | ||||||
1627 | out: | |||||
1628 | if (emulate_pointer) | |||||
1629 | UpdateDeviceState(dev, &ev->device_event); | |||||
1630 | } | |||||
1631 | ||||||
1632 | static void | |||||
1633 | ProcessBarrierEvent(InternalEvent *e, DeviceIntPtr dev) | |||||
1634 | { | |||||
1635 | Mask filter; | |||||
1636 | WindowPtr pWin; | |||||
1637 | BarrierEvent *be = &e->barrier_event; | |||||
1638 | xEvent *ev; | |||||
1639 | int rc; | |||||
1640 | GrabPtr grab = dev->deviceGrab.grab; | |||||
1641 | ||||||
1642 | if (!IsMaster(dev)) | |||||
1643 | return; | |||||
1644 | ||||||
1645 | if (dixLookupWindow(&pWin, be->window, serverClient, DixReadAccess(1<<0)) != Success0) | |||||
1646 | return; | |||||
1647 | ||||||
1648 | if (grab) | |||||
1649 | be->flags |= XIBarrierDeviceIsGrabbed(1 << 1); | |||||
1650 | ||||||
1651 | rc = EventToXI2(e, &ev); | |||||
1652 | if (rc != Success0) { | |||||
1653 | ErrorF("[Xi] event conversion from %s failed with code %d\n", __func__, rc); | |||||
1654 | return; | |||||
1655 | } | |||||
1656 | ||||||
1657 | /* A client has a grab, deliver to this client if the grab_window is the | |||||
1658 | barrier window. | |||||
1659 | ||||||
1660 | Otherwise, deliver normally to the client. | |||||
1661 | */ | |||||
1662 | if (grab && | |||||
1663 | CLIENT_ID(be->barrierid)((int)(((be->barrierid) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits()))) == CLIENT_ID(grab->resource)((int)(((grab->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits()))) && | |||||
1664 | grab->window->drawable.id == be->window) { | |||||
1665 | DeliverGrabbedEvent(e, dev, FALSE0); | |||||
1666 | } else { | |||||
1667 | filter = GetEventFilter(dev, ev); | |||||
1668 | ||||||
1669 | DeliverEventsToWindow(dev, pWin, ev, 1, | |||||
1670 | filter, NullGrab((GrabPtr)((void*)0))); | |||||
1671 | } | |||||
1672 | free(ev); | |||||
1673 | } | |||||
1674 | ||||||
1675 | /** | |||||
1676 | * Process DeviceEvents and DeviceChangedEvents. | |||||
1677 | */ | |||||
1678 | static void | |||||
1679 | ProcessDeviceEvent(InternalEvent *ev, DeviceIntPtr device) | |||||
1680 | { | |||||
1681 | GrabPtr grab; | |||||
1682 | Bool deactivateDeviceGrab = FALSE0; | |||||
1683 | int key = 0, rootX, rootY; | |||||
1684 | ButtonClassPtr b; | |||||
1685 | int ret = 0; | |||||
1686 | int corestate; | |||||
1687 | DeviceIntPtr mouse = NULL((void*)0), kbd = NULL((void*)0); | |||||
1688 | DeviceEvent *event = &ev->device_event; | |||||
1689 | ||||||
1690 | if (IsPointerDevice(device)) { | |||||
1691 | kbd = GetMaster(device, KEYBOARD_OR_FLOAT5); | |||||
1692 | mouse = device; | |||||
1693 | if (!kbd->key) /* can happen with floating SDs */ | |||||
1694 | kbd = NULL((void*)0); | |||||
1695 | } | |||||
1696 | else { | |||||
1697 | mouse = GetMaster(device, POINTER_OR_FLOAT6); | |||||
1698 | kbd = device; | |||||
1699 | if (!mouse->valuator || !mouse->button) /* may be float. SDs */ | |||||
1700 | mouse = NULL((void*)0); | |||||
1701 | } | |||||
1702 | ||||||
1703 | corestate = event_get_corestate(mouse, kbd); | |||||
1704 | event_set_state(mouse, kbd, event); | |||||
1705 | ||||||
1706 | ret = UpdateDeviceState(device, event); | |||||
1707 | if (ret == DONT_PROCESS1) | |||||
1708 | return; | |||||
1709 | ||||||
1710 | b = device->button; | |||||
1711 | ||||||
1712 | if (IsMaster(device) || IsFloating(device)) | |||||
1713 | CheckMotion(event, device); | |||||
1714 | ||||||
1715 | switch (event->type) { | |||||
1716 | case ET_Motion: | |||||
1717 | case ET_ButtonPress: | |||||
1718 | case ET_ButtonRelease: | |||||
1719 | case ET_KeyPress: | |||||
1720 | case ET_KeyRelease: | |||||
1721 | case ET_ProximityIn: | |||||
1722 | case ET_ProximityOut: | |||||
1723 | GetSpritePosition(device, &rootX, &rootY); | |||||
1724 | event->root_x = rootX; | |||||
1725 | event->root_y = rootY; | |||||
1726 | NoticeEventTime((InternalEvent *) event, device); | |||||
1727 | event->corestate = corestate; | |||||
1728 | key = event->detail.key; | |||||
1729 | break; | |||||
1730 | default: | |||||
1731 | break; | |||||
1732 | } | |||||
1733 | ||||||
1734 | /* send KeyPress and KeyRelease events to XACE plugins */ | |||||
1735 | if (XaceHookIsSet(XACE_KEY_AVAIL14) && | |||||
1736 | (event->type == ET_KeyPress || event->type == ET_KeyRelease)) { | |||||
1737 | xEvent *core; | |||||
1738 | int count; | |||||
1739 | ||||||
1740 | if (EventToCore(ev, &core, &count) == Success0 && count > 0) { | |||||
1741 | XaceHook(XACE_KEY_AVAIL14, core, device, 0); | |||||
1742 | free(core); | |||||
1743 | } | |||||
1744 | } | |||||
1745 | ||||||
1746 | if (DeviceEventCallback && !syncEvents.playingEvents) { | |||||
1747 | DeviceEventInfoRec eventinfo; | |||||
1748 | SpritePtr pSprite = device->spriteInfo->sprite; | |||||
1749 | ||||||
1750 | /* see comment in EnqueueEvents regarding the next three lines */ | |||||
1751 | if (ev->any.type == ET_Motion) | |||||
1752 | ev->device_event.root = pSprite->hotPhys.pScreen->root->drawable.id; | |||||
1753 | ||||||
1754 | eventinfo.device = device; | |||||
1755 | eventinfo.event = ev; | |||||
1756 | CallCallbacks(&DeviceEventCallback, (void *) &eventinfo); | |||||
1757 | } | |||||
1758 | ||||||
1759 | grab = device->deviceGrab.grab; | |||||
1760 | ||||||
1761 | switch (event->type) { | |||||
1762 | case ET_KeyPress: | |||||
1763 | if (!grab && CheckDeviceGrabs(device, event, 0)) | |||||
1764 | return; | |||||
1765 | break; | |||||
1766 | case ET_KeyRelease: | |||||
1767 | if (grab && device->deviceGrab.fromPassiveGrab && | |||||
1768 | (key == device->deviceGrab.activatingKey) && | |||||
1769 | GrabIsKeyboardGrab(device->deviceGrab.grab)) | |||||
1770 | deactivateDeviceGrab = TRUE1; | |||||
1771 | break; | |||||
1772 | case ET_ButtonPress: | |||||
1773 | if (b->map[key] == 0) /* there's no button 0 */ | |||||
1774 | return; | |||||
1775 | event->detail.button = b->map[key]; | |||||
1776 | if (!grab && CheckDeviceGrabs(device, event, 0)) { | |||||
1777 | /* if a passive grab was activated, the event has been sent | |||||
1778 | * already */ | |||||
1779 | return; | |||||
1780 | } | |||||
1781 | break; | |||||
1782 | case ET_ButtonRelease: | |||||
1783 | if (b->map[key] == 0) /* there's no button 0 */ | |||||
1784 | return; | |||||
1785 | event->detail.button = b->map[key]; | |||||
1786 | if (grab && !b->buttonsDown && | |||||
1787 | device->deviceGrab.fromPassiveGrab && | |||||
1788 | GrabIsPointerGrab(device->deviceGrab.grab)) | |||||
1789 | deactivateDeviceGrab = TRUE1; | |||||
1790 | default: | |||||
1791 | break; | |||||
1792 | } | |||||
1793 | ||||||
1794 | if (grab) | |||||
1795 | DeliverGrabbedEvent((InternalEvent *) event, device, | |||||
1796 | deactivateDeviceGrab); | |||||
1797 | else if (device->focus && !IsPointerEvent(ev)) | |||||
1798 | DeliverFocusedEvent(device, (InternalEvent *) event, | |||||
1799 | GetSpriteWindow(device)); | |||||
1800 | else | |||||
1801 | DeliverDeviceEvents(GetSpriteWindow(device), (InternalEvent *) event, | |||||
1802 | NullGrab((GrabPtr)((void*)0)), NullWindow((WindowPtr) 0), device); | |||||
1803 | ||||||
1804 | if (deactivateDeviceGrab == TRUE1) { | |||||
1805 | (*device->deviceGrab.DeactivateGrab) (device); | |||||
1806 | ||||||
1807 | if (!IsMaster (device) && !IsFloating (device)) { | |||||
1808 | int flags, num_events = 0; | |||||
1809 | InternalEvent dce; | |||||
1810 | ||||||
1811 | flags = (IsPointerDevice (device)) ? | |||||
1812 | DEVCHANGE_POINTER_EVENT0x4 : DEVCHANGE_KEYBOARD_EVENT0x8; | |||||
1813 | UpdateFromMaster (&dce, device, flags, &num_events); | |||||
1814 | BUG_WARN(num_events > 1)do { if (num_events > 1) { ErrorFSigSafe("BUG: triggered 'if (" "num_events > 1" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n" , "exevents.c", 1814, __func__); if (0) ErrorFSigSafe(((void* )0)); xorg_backtrace(); } } while(0); | |||||
1815 | ||||||
1816 | if (num_events == 1) | |||||
1817 | ChangeMasterDeviceClasses(GetMaster (device, MASTER_ATTACHED4), | |||||
1818 | &dce.changed_event); | |||||
1819 | } | |||||
1820 | ||||||
1821 | } | |||||
1822 | ||||||
1823 | event->detail.key = key; | |||||
1824 | } | |||||
1825 | ||||||
1826 | /** | |||||
1827 | * Main device event processing function. | |||||
1828 | * Called from when processing the events from the event queue. | |||||
1829 | * | |||||
1830 | */ | |||||
1831 | void | |||||
1832 | ProcessOtherEvent(InternalEvent *ev, DeviceIntPtr device) | |||||
1833 | { | |||||
1834 | verify_internal_event(ev); | |||||
1835 | ||||||
1836 | switch (ev->any.type) { | |||||
1837 | case ET_RawKeyPress: | |||||
1838 | case ET_RawKeyRelease: | |||||
1839 | case ET_RawButtonPress: | |||||
1840 | case ET_RawButtonRelease: | |||||
1841 | case ET_RawMotion: | |||||
1842 | case ET_RawTouchBegin: | |||||
1843 | case ET_RawTouchUpdate: | |||||
1844 | case ET_RawTouchEnd: | |||||
1845 | DeliverRawEvent(&ev->raw_event, device); | |||||
1846 | break; | |||||
1847 | case ET_TouchBegin: | |||||
1848 | case ET_TouchUpdate: | |||||
1849 | case ET_TouchEnd: | |||||
1850 | ProcessTouchEvent(ev, device); | |||||
1851 | break; | |||||
1852 | case ET_TouchOwnership: | |||||
1853 | /* TouchOwnership events are handled separately from the rest, as they | |||||
1854 | * have more complex semantics. */ | |||||
1855 | ProcessTouchOwnershipEvent(&ev->touch_ownership_event, device); | |||||
1856 | break; | |||||
1857 | case ET_BarrierHit: | |||||
1858 | case ET_BarrierLeave: | |||||
1859 | ProcessBarrierEvent(ev, device); | |||||
1860 | break; | |||||
1861 | default: | |||||
1862 | ProcessDeviceEvent(ev, device); | |||||
1863 | break; | |||||
1864 | } | |||||
1865 | } | |||||
1866 | ||||||
1867 | static int | |||||
1868 | DeliverTouchBeginEvent(DeviceIntPtr dev, TouchPointInfoPtr ti, | |||||
1869 | InternalEvent *ev, TouchListener * listener, | |||||
1870 | ClientPtr client, WindowPtr win, GrabPtr grab, | |||||
1871 | XI2Mask *xi2mask) | |||||
1872 | { | |||||
1873 | enum TouchListenerState state; | |||||
1874 | int rc = Success0; | |||||
1875 | Bool has_ownershipmask; | |||||
1876 | ||||||
1877 | if (listener->type == LISTENER_POINTER_REGULAR || | |||||
1878 | listener->type == LISTENER_POINTER_GRAB) { | |||||
1879 | rc = DeliverTouchEmulatedEvent(dev, ti, ev, listener, client, win, | |||||
1880 | grab, xi2mask); | |||||
1881 | if (rc == Success0) { | |||||
1882 | listener->state = LISTENER_IS_OWNER; | |||||
1883 | /* async grabs cannot replay, so automatically accept this touch */ | |||||
1884 | if (listener->type == LISTENER_POINTER_GRAB && | |||||
1885 | dev->deviceGrab.grab && | |||||
1886 | dev->deviceGrab.fromPassiveGrab && | |||||
1887 | dev->deviceGrab.grab->pointerMode == GrabModeAsync1) | |||||
1888 | ActivateEarlyAccept(dev, ti); | |||||
1889 | } | |||||
1890 | goto out; | |||||
1891 | } | |||||
1892 | ||||||
1893 | has_ownershipmask = xi2mask_isset(xi2mask, dev, XI_TouchOwnership21); | |||||
1894 | ||||||
1895 | if (TouchResourceIsOwner(ti, listener->listener) || has_ownershipmask) | |||||
1896 | rc = DeliverOneTouchEvent(client, dev, ti, grab, win, ev); | |||||
1897 | if (!TouchResourceIsOwner(ti, listener->listener)) { | |||||
1898 | if (has_ownershipmask) | |||||
1899 | state = LISTENER_AWAITING_OWNER; | |||||
1900 | else | |||||
1901 | state = LISTENER_AWAITING_BEGIN; | |||||
1902 | } | |||||
1903 | else { | |||||
1904 | if (has_ownershipmask) | |||||
1905 | TouchSendOwnershipEvent(dev, ti, 0, listener->listener); | |||||
1906 | ||||||
1907 | if (listener->type == LISTENER_REGULAR) | |||||
1908 | state = LISTENER_HAS_ACCEPTED; | |||||
1909 | else | |||||
1910 | state = LISTENER_IS_OWNER; | |||||
1911 | } | |||||
1912 | listener->state = state; | |||||
1913 | ||||||
1914 | out: | |||||
1915 | return rc; | |||||
1916 | } | |||||
1917 | ||||||
1918 | static int | |||||
1919 | DeliverTouchEndEvent(DeviceIntPtr dev, TouchPointInfoPtr ti, InternalEvent *ev, | |||||
1920 | TouchListener * listener, ClientPtr client, | |||||
1921 | WindowPtr win, GrabPtr grab, XI2Mask *xi2mask) | |||||
1922 | { | |||||
1923 | int rc = Success0; | |||||
1924 | ||||||
1925 | if (listener->type == LISTENER_POINTER_REGULAR || | |||||
1926 | listener->type == LISTENER_POINTER_GRAB) { | |||||
1927 | /* Note: If the active grab was ungrabbed, we already changed the | |||||
1928 | * state to LISTENER_HAS_END but still get here. So we mustn't | |||||
1929 | * actually send the event. | |||||
1930 | * This is part two of the hack in DeactivatePointerGrab | |||||
1931 | */ | |||||
1932 | if (listener->state != LISTENER_HAS_END) { | |||||
1933 | rc = DeliverTouchEmulatedEvent(dev, ti, ev, listener, client, win, | |||||
1934 | grab, xi2mask); | |||||
1935 | ||||||
1936 | /* Once we send a TouchEnd to a legacy listener, we're already well | |||||
1937 | * past the accepting/rejecting stage (can only happen on | |||||
1938 | * GrabModeSync + replay. This listener now gets the end event, | |||||
1939 | * and we can continue. | |||||
1940 | */ | |||||
1941 | if (rc == Success0) | |||||
1942 | listener->state = LISTENER_HAS_END; | |||||
1943 | } | |||||
1944 | goto out; | |||||
1945 | } | |||||
1946 | ||||||
1947 | /* A client is waiting for the begin, don't give it a TouchEnd */ | |||||
1948 | if (listener->state == LISTENER_AWAITING_BEGIN) { | |||||
1949 | listener->state = LISTENER_HAS_END; | |||||
1950 | goto out; | |||||
1951 | } | |||||
1952 | ||||||
1953 | /* Event in response to reject */ | |||||
1954 | if (ev->device_event.flags & TOUCH_REJECT(1 << 1) || | |||||
1955 | (ev->device_event.flags & TOUCH_ACCEPT(1 << 0) && !TouchResourceIsOwner(ti, listener->listener))) { | |||||
1956 | /* Touch has been rejected, or accepted by its owner which is not this listener */ | |||||
1957 | if (listener->state != LISTENER_HAS_END) | |||||
1958 | rc = DeliverOneTouchEvent(client, dev, ti, grab, win, ev); | |||||
1959 | listener->state = LISTENER_HAS_END; | |||||
1960 | } | |||||
1961 | else if (TouchResourceIsOwner(ti, listener->listener)) { | |||||
1962 | Bool normal_end = !(ev->device_event.flags & TOUCH_ACCEPT(1 << 0)); | |||||
1963 | ||||||
1964 | /* FIXME: what about early acceptance */ | |||||
1965 | if (normal_end && listener->state != LISTENER_HAS_END) | |||||
1966 | rc = DeliverOneTouchEvent(client, dev, ti, grab, win, ev); | |||||
1967 | ||||||
1968 | if ((ti->num_listeners > 1 || | |||||
1969 | (ti->num_grabs > 0 && listener->state != LISTENER_HAS_ACCEPTED)) && | |||||
1970 | (ev->device_event.flags & (TOUCH_ACCEPT(1 << 0) | TOUCH_REJECT(1 << 1))) == 0) { | |||||
1971 | ev->any.type = ET_TouchUpdate; | |||||
1972 | ev->device_event.flags |= TOUCH_PENDING_END(1 << 2); | |||||
1973 | ti->pending_finish = TRUE1; | |||||
1974 | } | |||||
1975 | ||||||
1976 | if (normal_end) | |||||
1977 | listener->state = LISTENER_HAS_END; | |||||
1978 | } | |||||
1979 | ||||||
1980 | out: | |||||
1981 | return rc; | |||||
1982 | } | |||||
1983 | ||||||
1984 | static int | |||||
1985 | DeliverTouchEvent(DeviceIntPtr dev, TouchPointInfoPtr ti, InternalEvent *ev, | |||||
1986 | TouchListener * listener, ClientPtr client, | |||||
1987 | WindowPtr win, GrabPtr grab, XI2Mask *xi2mask) | |||||
1988 | { | |||||
1989 | Bool has_ownershipmask = FALSE0; | |||||
1990 | int rc = Success0; | |||||
1991 | ||||||
1992 | if (xi2mask) | |||||
1993 | has_ownershipmask = xi2mask_isset(xi2mask, dev, XI_TouchOwnership21); | |||||
1994 | ||||||
1995 | if (ev->any.type == ET_TouchOwnership) { | |||||
1996 | ev->touch_ownership_event.deviceid = dev->id; | |||||
1997 | if (!TouchResourceIsOwner(ti, listener->listener)) | |||||
1998 | goto out; | |||||
1999 | rc = DeliverOneTouchEvent(client, dev, ti, grab, win, ev); | |||||
2000 | listener->state = LISTENER_IS_OWNER; | |||||
2001 | } | |||||
2002 | else | |||||
2003 | ev->device_event.deviceid = dev->id; | |||||
2004 | ||||||
2005 | if (ev->any.type == ET_TouchBegin) { | |||||
2006 | rc = DeliverTouchBeginEvent(dev, ti, ev, listener, client, win, grab, | |||||
2007 | xi2mask); | |||||
2008 | } | |||||
2009 | else if (ev->any.type == ET_TouchUpdate) { | |||||
2010 | if (listener->type == LISTENER_POINTER_REGULAR || | |||||
2011 | listener->type == LISTENER_POINTER_GRAB) | |||||
2012 | DeliverTouchEmulatedEvent(dev, ti, ev, listener, client, win, grab, | |||||
2013 | xi2mask); | |||||
2014 | else if (TouchResourceIsOwner(ti, listener->listener) || | |||||
2015 | has_ownershipmask) | |||||
2016 | rc = DeliverOneTouchEvent(client, dev, ti, grab, win, ev); | |||||
2017 | } | |||||
2018 | else if (ev->any.type == ET_TouchEnd) | |||||
2019 | rc = DeliverTouchEndEvent(dev, ti, ev, listener, client, win, grab, | |||||
2020 | xi2mask); | |||||
2021 | ||||||
2022 | out: | |||||
2023 | return rc; | |||||
2024 | } | |||||
2025 | ||||||
2026 | /** | |||||
2027 | * Delivers a touch events to all interested clients. For TouchBegin events, | |||||
2028 | * will update ti->listeners, ti->num_listeners, and ti->num_grabs. | |||||
2029 | * May also mutate ev (type and flags) upon successful delivery. If | |||||
2030 | * @resource is non-zero, will only attempt delivery to the owner of that | |||||
2031 | * resource. | |||||
2032 | * | |||||
2033 | * @return TRUE if the event was delivered at least once, FALSE otherwise | |||||
2034 | */ | |||||
2035 | void | |||||
2036 | DeliverTouchEvents(DeviceIntPtr dev, TouchPointInfoPtr ti, | |||||
2037 | InternalEvent *ev, XID resource) | |||||
2038 | { | |||||
2039 | int i; | |||||
2040 | ||||||
2041 | if (ev->any.type == ET_TouchBegin && | |||||
2042 | !(ev->device_event.flags & (TOUCH_CLIENT_ID(1 << 3) | TOUCH_REPLAYING(1 << 4)))) | |||||
2043 | TouchSetupListeners(dev, ti, ev); | |||||
2044 | ||||||
2045 | TouchEventHistoryPush(ti, &ev->device_event); | |||||
2046 | ||||||
2047 | for (i = 0; i < ti->num_listeners; i++) { | |||||
2048 | GrabPtr grab = NULL((void*)0); | |||||
2049 | ClientPtr client; | |||||
2050 | WindowPtr win; | |||||
2051 | XI2Mask *mask; | |||||
2052 | TouchListener *listener = &ti->listeners[i]; | |||||
2053 | ||||||
2054 | if (resource && listener->listener != resource) | |||||
2055 | continue; | |||||
2056 | ||||||
2057 | if (!RetrieveTouchDeliveryData(dev, ti, ev, listener, &client, &win, | |||||
2058 | &grab, &mask)) | |||||
2059 | continue; | |||||
2060 | ||||||
2061 | DeliverTouchEvent(dev, ti, ev, listener, client, win, grab, mask); | |||||
2062 | } | |||||
2063 | } | |||||
2064 | ||||||
2065 | int | |||||
2066 | InitProximityClassDeviceStruct(DeviceIntPtr dev) | |||||
2067 | { | |||||
2068 | ProximityClassPtr proxc; | |||||
2069 | ||||||
2070 | BUG_RETURN_VAL(dev == NULL, FALSE)do { if (dev == ((void*)0)) { do { if (dev == ((void*)0)) { ErrorFSigSafe ("BUG: triggered 'if (" "dev == ((void*)0)" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "exevents.c", 2070, __func__); if (0 ) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (0); } } while(0); | |||||
2071 | BUG_RETURN_VAL(dev->proximity != NULL, FALSE)do { if (dev->proximity != ((void*)0)) { do { if (dev-> proximity != ((void*)0)) { ErrorFSigSafe("BUG: triggered 'if (" "dev->proximity != ((void*)0)" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n" , "exevents.c", 2071, __func__); if (0) ErrorFSigSafe(((void* )0)); xorg_backtrace(); } } while(0); return (0); } } while(0 ); | |||||
2072 | ||||||
2073 | proxc = (ProximityClassPtr) malloc(sizeof(ProximityClassRec)); | |||||
2074 | if (!proxc) | |||||
2075 | return FALSE0; | |||||
2076 | proxc->sourceid = dev->id; | |||||
2077 | proxc->in_proximity = TRUE1; | |||||
2078 | dev->proximity = proxc; | |||||
2079 | return TRUE1; | |||||
2080 | } | |||||
2081 | ||||||
2082 | /** | |||||
2083 | * Initialise the device's valuators. The memory must already be allocated, | |||||
2084 | * this function merely inits the matching axis (specified through axnum) to | |||||
2085 | * sane values. | |||||
2086 | * | |||||
2087 | * It is a condition that (minval < maxval). | |||||
2088 | * | |||||
2089 | * @see InitValuatorClassDeviceStruct | |||||
2090 | */ | |||||
2091 | Bool | |||||
2092 | InitValuatorAxisStruct(DeviceIntPtr dev, int axnum, Atom label, int minval, | |||||
2093 | int maxval, int resolution, int min_res, int max_res, | |||||
2094 | int mode) | |||||
2095 | { | |||||
2096 | AxisInfoPtr ax; | |||||
2097 | ||||||
2098 | BUG_RETURN_VAL(dev == NULL, FALSE)do { if (dev == ((void*)0)) { do { if (dev == ((void*)0)) { ErrorFSigSafe ("BUG: triggered 'if (" "dev == ((void*)0)" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "exevents.c", 2098, __func__); if (0 ) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (0); } } while(0); | |||||
2099 | BUG_RETURN_VAL(dev->valuator == NULL, FALSE)do { if (dev->valuator == ((void*)0)) { do { if (dev->valuator == ((void*)0)) { ErrorFSigSafe("BUG: triggered 'if (" "dev->valuator == ((void*)0)" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "exevents.c", 2099, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (0); } } while(0); | |||||
2100 | BUG_RETURN_VAL(axnum >= dev->valuator->numAxes, FALSE)do { if (axnum >= dev->valuator->numAxes) { do { if ( axnum >= dev->valuator->numAxes) { ErrorFSigSafe("BUG: triggered 'if (" "axnum >= dev->valuator->numAxes" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "exevents.c", 2100, __func__); if (0 ) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (0); } } while(0); | |||||
2101 | BUG_RETURN_VAL(minval > maxval && mode == Absolute, FALSE)do { if (minval > maxval && mode == 1) { do { if ( minval > maxval && mode == 1) { ErrorFSigSafe("BUG: triggered 'if (" "minval > maxval && mode == 1" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "exevents.c", 2101, __func__); if (0 ) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (0); } } while(0); | |||||
2102 | ||||||
2103 | ax = dev->valuator->axes + axnum; | |||||
2104 | ||||||
2105 | ax->min_value = minval; | |||||
2106 | ax->max_value = maxval; | |||||
2107 | ax->resolution = resolution; | |||||
2108 | ax->min_resolution = min_res; | |||||
2109 | ax->max_resolution = max_res; | |||||
2110 | ax->label = label; | |||||
2111 | ax->mode = mode; | |||||
2112 | ||||||
2113 | if (mode & OutOfProximity(1L << 1)) | |||||
2114 | dev->proximity->in_proximity = FALSE0; | |||||
2115 | ||||||
2116 | return SetScrollValuator(dev, axnum, SCROLL_TYPE_NONE, 0, SCROLL_FLAG_NONE); | |||||
2117 | } | |||||
2118 | ||||||
2119 | /** | |||||
2120 | * Set the given axis number as a scrolling valuator. | |||||
2121 | */ | |||||
2122 | Bool | |||||
2123 | SetScrollValuator(DeviceIntPtr dev, int axnum, enum ScrollType type, | |||||
2124 | double increment, int flags) | |||||
2125 | { | |||||
2126 | AxisInfoPtr ax; | |||||
2127 | int *current_ax; | |||||
2128 | InternalEvent dce; | |||||
2129 | DeviceIntPtr master; | |||||
2130 | ||||||
2131 | BUG_RETURN_VAL(dev == NULL, FALSE)do { if (dev == ((void*)0)) { do { if (dev == ((void*)0)) { ErrorFSigSafe ("BUG: triggered 'if (" "dev == ((void*)0)" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "exevents.c", 2131, __func__); if (0 ) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (0); } } while(0); | |||||
2132 | BUG_RETURN_VAL(dev->valuator == NULL, FALSE)do { if (dev->valuator == ((void*)0)) { do { if (dev->valuator == ((void*)0)) { ErrorFSigSafe("BUG: triggered 'if (" "dev->valuator == ((void*)0)" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "exevents.c", 2132, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (0); } } while(0); | |||||
2133 | BUG_RETURN_VAL(axnum >= dev->valuator->numAxes, FALSE)do { if (axnum >= dev->valuator->numAxes) { do { if ( axnum >= dev->valuator->numAxes) { ErrorFSigSafe("BUG: triggered 'if (" "axnum >= dev->valuator->numAxes" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "exevents.c", 2133, __func__); if (0 ) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (0); } } while(0); | |||||
2134 | ||||||
2135 | switch (type) { | |||||
2136 | case SCROLL_TYPE_VERTICAL: | |||||
2137 | current_ax = &dev->valuator->v_scroll_axis; | |||||
2138 | break; | |||||
2139 | case SCROLL_TYPE_HORIZONTAL: | |||||
2140 | current_ax = &dev->valuator->h_scroll_axis; | |||||
2141 | break; | |||||
2142 | case SCROLL_TYPE_NONE: | |||||
2143 | ax = &dev->valuator->axes[axnum]; | |||||
2144 | ax->scroll.type = type; | |||||
2145 | return TRUE1; | |||||
2146 | default: | |||||
2147 | return FALSE0; | |||||
2148 | } | |||||
2149 | ||||||
2150 | if (increment == 0.0) | |||||
2151 | return FALSE0; | |||||
2152 | ||||||
2153 | if (*current_ax != -1 && axnum != *current_ax) { | |||||
2154 | ax = &dev->valuator->axes[*current_ax]; | |||||
2155 | if (ax->scroll.type == type && | |||||
2156 | (flags & SCROLL_FLAG_PREFERRED) && | |||||
2157 | (ax->scroll.flags & SCROLL_FLAG_PREFERRED)) | |||||
2158 | return FALSE0; | |||||
2159 | } | |||||
2160 | *current_ax = axnum; | |||||
2161 | ||||||
2162 | ax = &dev->valuator->axes[axnum]; | |||||
2163 | ax->scroll.type = type; | |||||
2164 | ax->scroll.increment = increment; | |||||
2165 | ax->scroll.flags = flags; | |||||
2166 | ||||||
2167 | master = GetMaster(dev, MASTER_ATTACHED4); | |||||
2168 | CreateClassesChangedEvent(&dce, master, dev, | |||||
2169 | DEVCHANGE_POINTER_EVENT0x4 | | |||||
2170 | DEVCHANGE_DEVICE_CHANGE0x10); | |||||
2171 | XISendDeviceChangedEvent(dev, &dce.changed_event); | |||||
2172 | ||||||
2173 | /* if the current slave is us, update the master. If not, we'll update | |||||
2174 | * whenever the next slave switch happens anyway. CMDC sends the event | |||||
2175 | * for us */ | |||||
2176 | if (master && master->lastSlave == dev) | |||||
2177 | ChangeMasterDeviceClasses(master, &dce.changed_event); | |||||
2178 | ||||||
2179 | return TRUE1; | |||||
2180 | } | |||||
2181 | ||||||
2182 | int | |||||
2183 | CheckGrabValues(ClientPtr client, GrabParameters *param) | |||||
2184 | { | |||||
2185 | if (param->grabtype != CORE && | |||||
2186 | param->grabtype != XI && param->grabtype != XI2) { | |||||
2187 | ErrorF("[Xi] grabtype is invalid. This is a bug.\n"); | |||||
2188 | return BadImplementation17; | |||||
2189 | } | |||||
2190 | ||||||
2191 | if ((param->this_device_mode != GrabModeSync0) && | |||||
2192 | (param->this_device_mode != GrabModeAsync1) && | |||||
2193 | (param->this_device_mode != XIGrabModeTouch2)) { | |||||
2194 | client->errorValue = param->this_device_mode; | |||||
2195 | return BadValue2; | |||||
2196 | } | |||||
2197 | if ((param->other_devices_mode != GrabModeSync0) && | |||||
2198 | (param->other_devices_mode != GrabModeAsync1) && | |||||
2199 | (param->other_devices_mode != XIGrabModeTouch2)) { | |||||
2200 | client->errorValue = param->other_devices_mode; | |||||
2201 | return BadValue2; | |||||
2202 | } | |||||
2203 | ||||||
2204 | if (param->modifiers != AnyModifier(1<<15) && | |||||
2205 | param->modifiers != XIAnyModifier(1U << 31) && | |||||
2206 | (param->modifiers & ~AllModifiersMask( (1<<0) | (1<<1) | (1<<2) | (1<<3) | (1<<4) | (1<<5) | (1<<6) | (1<<7) ))) { | |||||
2207 | client->errorValue = param->modifiers; | |||||
2208 | return BadValue2; | |||||
2209 | } | |||||
2210 | ||||||
2211 | if ((param->ownerEvents != xFalse0) && (param->ownerEvents != xTrue1)) { | |||||
2212 | client->errorValue = param->ownerEvents; | |||||
2213 | return BadValue2; | |||||
2214 | } | |||||
2215 | return Success0; | |||||
2216 | } | |||||
2217 | ||||||
2218 | int | |||||
2219 | GrabButton(ClientPtr client, DeviceIntPtr dev, DeviceIntPtr modifier_device, | |||||
2220 | int button, GrabParameters *param, enum InputLevel grabtype, | |||||
2221 | GrabMask *mask) | |||||
2222 | { | |||||
2223 | WindowPtr pWin, confineTo; | |||||
2224 | CursorPtr cursor; | |||||
2225 | GrabPtr grab; | |||||
2226 | int rc, type = -1; | |||||
2227 | Mask access_mode = DixGrabAccess(1<<17); | |||||
2228 | ||||||
2229 | rc = CheckGrabValues(client, param); | |||||
2230 | if (rc != Success0) | |||||
2231 | return rc; | |||||
2232 | if (param->confineTo == None0L) | |||||
2233 | confineTo = NullWindow((WindowPtr) 0); | |||||
2234 | else { | |||||
2235 | rc = dixLookupWindow(&confineTo, param->confineTo, client, | |||||
2236 | DixSetAttrAccess(1<<5)); | |||||
2237 | if (rc != Success0) | |||||
2238 | return rc; | |||||
2239 | } | |||||
2240 | if (param->cursor == None0L) | |||||
2241 | cursor = NullCursor((CursorPtr)((void*)0)); | |||||
2242 | else { | |||||
2243 | rc = dixLookupResourceByType((void **) &cursor, param->cursor, | |||||
2244 | RT_CURSOR((RESTYPE)5), client, DixUseAccess(1<<24)); | |||||
2245 | if (rc != Success0) { | |||||
2246 | client->errorValue = param->cursor; | |||||
2247 | return rc; | |||||
2248 | } | |||||
2249 | access_mode |= DixForceAccess(1<<19); | |||||
2250 | } | |||||
2251 | if (param->this_device_mode == GrabModeSync0 || | |||||
2252 | param->other_devices_mode == GrabModeSync0) | |||||
2253 | access_mode |= DixFreezeAccess(1<<18); | |||||
2254 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, dev, access_mode); | |||||
2255 | if (rc != Success0) | |||||
2256 | return rc; | |||||
2257 | rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess(1<<5)); | |||||
2258 | if (rc != Success0) | |||||
2259 | return rc; | |||||
2260 | ||||||
2261 | if (grabtype == XI) | |||||
2262 | type = DeviceButtonPress; | |||||
2263 | else if (grabtype == XI2) | |||||
2264 | type = XI_ButtonPress4; | |||||
2265 | ||||||
2266 | grab = CreateGrab(client->index, dev, modifier_device, pWin, grabtype, | |||||
2267 | mask, param, type, button, confineTo, cursor); | |||||
2268 | if (!grab) | |||||
2269 | return BadAlloc11; | |||||
2270 | return AddPassiveGrabToList(client, grab); | |||||
2271 | } | |||||
2272 | ||||||
2273 | /** | |||||
2274 | * Grab the given key. | |||||
2275 | */ | |||||
2276 | int | |||||
2277 | GrabKey(ClientPtr client, DeviceIntPtr dev, DeviceIntPtr modifier_device, | |||||
2278 | int key, GrabParameters *param, enum InputLevel grabtype, | |||||
2279 | GrabMask *mask) | |||||
2280 | { | |||||
2281 | WindowPtr pWin; | |||||
2282 | GrabPtr grab; | |||||
2283 | KeyClassPtr k = dev->key; | |||||
2284 | Mask access_mode = DixGrabAccess(1<<17); | |||||
2285 | int rc, type = -1; | |||||
2286 | ||||||
2287 | rc = CheckGrabValues(client, param); | |||||
2288 | if (rc != Success0) | |||||
2289 | return rc; | |||||
2290 | if ((dev->id != XIAllDevices0 && dev->id != XIAllMasterDevices1) && k == NULL((void*)0)) | |||||
2291 | return BadMatch8; | |||||
2292 | if (grabtype == XI) { | |||||
2293 | if ((key > k->xkbInfo->desc->max_key_code || | |||||
2294 | key < k->xkbInfo->desc->min_key_code) | |||||
2295 | && (key != AnyKey0L)) { | |||||
2296 | client->errorValue = key; | |||||
2297 | return BadValue2; | |||||
2298 | } | |||||
2299 | type = DeviceKeyPress; | |||||
2300 | } | |||||
2301 | else if (grabtype == XI2) | |||||
2302 | type = XI_KeyPress2; | |||||
2303 | ||||||
2304 | rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess(1<<5)); | |||||
2305 | if (rc != Success0) | |||||
2306 | return rc; | |||||
2307 | if (param->this_device_mode == GrabModeSync0 || | |||||
2308 | param->other_devices_mode == GrabModeSync0) | |||||
2309 | access_mode |= DixFreezeAccess(1<<18); | |||||
2310 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, dev, access_mode); | |||||
2311 | if (rc != Success0) | |||||
2312 | return rc; | |||||
2313 | ||||||
2314 | grab = CreateGrab(client->index, dev, modifier_device, pWin, grabtype, | |||||
2315 | mask, param, type, key, NULL((void*)0), NULL((void*)0)); | |||||
2316 | if (!grab) | |||||
2317 | return BadAlloc11; | |||||
2318 | return AddPassiveGrabToList(client, grab); | |||||
2319 | } | |||||
2320 | ||||||
2321 | /* Enter/FocusIn grab */ | |||||
2322 | int | |||||
2323 | GrabWindow(ClientPtr client, DeviceIntPtr dev, int type, | |||||
2324 | GrabParameters *param, GrabMask *mask) | |||||
2325 | { | |||||
2326 | WindowPtr pWin; | |||||
2327 | CursorPtr cursor; | |||||
2328 | GrabPtr grab; | |||||
2329 | Mask access_mode = DixGrabAccess(1<<17); | |||||
2330 | int rc; | |||||
2331 | ||||||
2332 | rc = CheckGrabValues(client, param); | |||||
2333 | if (rc != Success0) | |||||
2334 | return rc; | |||||
2335 | ||||||
2336 | rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess(1<<5)); | |||||
2337 | if (rc != Success0) | |||||
2338 | return rc; | |||||
2339 | if (param->cursor == None0L) | |||||
2340 | cursor = NullCursor((CursorPtr)((void*)0)); | |||||
2341 | else { | |||||
2342 | rc = dixLookupResourceByType((void **) &cursor, param->cursor, | |||||
2343 | RT_CURSOR((RESTYPE)5), client, DixUseAccess(1<<24)); | |||||
2344 | if (rc != Success0) { | |||||
2345 | client->errorValue = param->cursor; | |||||
2346 | return rc; | |||||
2347 | } | |||||
2348 | access_mode |= DixForceAccess(1<<19); | |||||
2349 | } | |||||
2350 | if (param->this_device_mode == GrabModeSync0 || | |||||
2351 | param->other_devices_mode == GrabModeSync0) | |||||
2352 | access_mode |= DixFreezeAccess(1<<18); | |||||
2353 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, dev, access_mode); | |||||
2354 | if (rc != Success0) | |||||
2355 | return rc; | |||||
2356 | ||||||
2357 | grab = CreateGrab(client->index, dev, dev, pWin, XI2, | |||||
2358 | mask, param, | |||||
2359 | (type == XIGrabtypeEnter2) ? XI_Enter7 : XI_FocusIn9, 0, | |||||
2360 | NULL((void*)0), cursor); | |||||
2361 | ||||||
2362 | if (!grab) | |||||
2363 | return BadAlloc11; | |||||
2364 | ||||||
2365 | return AddPassiveGrabToList(client, grab); | |||||
2366 | } | |||||
2367 | ||||||
2368 | /* Touch grab */ | |||||
2369 | int | |||||
2370 | GrabTouch(ClientPtr client, DeviceIntPtr dev, DeviceIntPtr mod_dev, | |||||
2371 | GrabParameters *param, GrabMask *mask) | |||||
2372 | { | |||||
2373 | WindowPtr pWin; | |||||
2374 | GrabPtr grab; | |||||
2375 | int rc; | |||||
2376 | ||||||
2377 | rc = CheckGrabValues(client, param); | |||||
2378 | if (rc != Success0) | |||||
2379 | return rc; | |||||
2380 | ||||||
2381 | rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess(1<<5)); | |||||
2382 | if (rc != Success0) | |||||
2383 | return rc; | |||||
2384 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, dev, DixGrabAccess(1<<17)); | |||||
2385 | if (rc != Success0) | |||||
2386 | return rc; | |||||
2387 | ||||||
2388 | grab = CreateGrab(client->index, dev, mod_dev, pWin, XI2, | |||||
2389 | mask, param, XI_TouchBegin18, 0, NullWindow((WindowPtr) 0), NullCursor((CursorPtr)((void*)0))); | |||||
2390 | if (!grab) | |||||
2391 | return BadAlloc11; | |||||
2392 | ||||||
2393 | return AddPassiveGrabToList(client, grab); | |||||
2394 | } | |||||
2395 | ||||||
2396 | int | |||||
2397 | SelectForWindow(DeviceIntPtr dev, WindowPtr pWin, ClientPtr client, | |||||
2398 | Mask mask, Mask exclusivemasks) | |||||
2399 | { | |||||
2400 | int mskidx = dev->id; | |||||
2401 | int i, ret; | |||||
2402 | Mask check; | |||||
2403 | InputClientsPtr others; | |||||
2404 | ||||||
2405 | check = (mask & exclusivemasks); | |||||
2406 | if (wOtherInputMasks(pWin)((pWin)->optional ? (pWin)->optional->inputMasks : ( (void*)0))) { | |||||
2407 | if (check & wOtherInputMasks(pWin)((pWin)->optional ? (pWin)->optional->inputMasks : ( (void*)0))->inputEvents[mskidx]) { | |||||
2408 | /* It is illegal for two different clients to select on any of | |||||
2409 | * the events for maskcheck. However, it is OK, for some client | |||||
2410 | * to continue selecting on one of those events. | |||||
2411 | */ | |||||
2412 | for (others = wOtherInputMasks(pWin)((pWin)->optional ? (pWin)->optional->inputMasks : ( (void*)0))->inputClients; others; | |||||
2413 | others = others->next) { | |||||
2414 | if (!SameClient(others, client)((((others)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask) && (check & | |||||
2415 | others->mask[mskidx])) | |||||
2416 | return BadAccess10; | |||||
2417 | } | |||||
2418 | } | |||||
2419 | for (others = wOtherInputMasks(pWin)((pWin)->optional ? (pWin)->optional->inputMasks : ( (void*)0))->inputClients; others; | |||||
2420 | others = others->next) { | |||||
2421 | if (SameClient(others, client)((((others)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask)) { | |||||
2422 | check = others->mask[mskidx]; | |||||
2423 | others->mask[mskidx] = mask; | |||||
2424 | if (mask == 0) { | |||||
2425 | for (i = 0; i < EMASKSIZE(40 + 2); i++) | |||||
2426 | if (i != mskidx && others->mask[i] != 0) | |||||
2427 | break; | |||||
2428 | if (i == EMASKSIZE(40 + 2)) { | |||||
2429 | RecalculateDeviceDeliverableEvents(pWin); | |||||
2430 | if (ShouldFreeInputMasks(pWin, FALSE0)) | |||||
2431 | FreeResource(others->resource, RT_NONE((RESTYPE)0)); | |||||
2432 | return Success0; | |||||
2433 | } | |||||
2434 | } | |||||
2435 | goto maskSet; | |||||
2436 | } | |||||
2437 | } | |||||
2438 | } | |||||
2439 | check = 0; | |||||
2440 | if ((ret = AddExtensionClient(pWin, client, mask, mskidx)) != Success0) | |||||
2441 | return ret; | |||||
2442 | maskSet: | |||||
2443 | if (dev->valuator) | |||||
2444 | if ((dev->valuator->motionHintWindow == pWin) && | |||||
2445 | (mask & DevicePointerMotionHintMask) && | |||||
2446 | !(check & DevicePointerMotionHintMask) && !dev->deviceGrab.grab) | |||||
2447 | dev->valuator->motionHintWindow = NullWindow((WindowPtr) 0); | |||||
2448 | RecalculateDeviceDeliverableEvents(pWin); | |||||
2449 | return Success0; | |||||
2450 | } | |||||
2451 | ||||||
2452 | static void | |||||
2453 | FreeInputClient(InputClientsPtr * other) | |||||
2454 | { | |||||
2455 | xi2mask_free(&(*other)->xi2mask); | |||||
2456 | free(*other); | |||||
2457 | *other = NULL((void*)0); | |||||
2458 | } | |||||
2459 | ||||||
2460 | static InputClientsPtr | |||||
2461 | AllocInputClient(void) | |||||
2462 | { | |||||
2463 | return calloc(1, sizeof(InputClients)); | |||||
2464 | } | |||||
2465 | ||||||
2466 | int | |||||
2467 | AddExtensionClient(WindowPtr pWin, ClientPtr client, Mask mask, int mskidx) | |||||
2468 | { | |||||
2469 | InputClientsPtr others; | |||||
2470 | ||||||
2471 | if (!pWin->optional && !MakeWindowOptional(pWin)) | |||||
2472 | return BadAlloc11; | |||||
2473 | others = AllocInputClient(); | |||||
2474 | if (!others) | |||||
2475 | return BadAlloc11; | |||||
2476 | if (!pWin->optional->inputMasks && !MakeInputMasks(pWin)) | |||||
2477 | goto bail; | |||||
2478 | others->xi2mask = xi2mask_new(); | |||||
2479 | if (!others->xi2mask) | |||||
2480 | goto bail; | |||||
2481 | others->mask[mskidx] = mask; | |||||
2482 | others->resource = FakeClientID(client->index); | |||||
2483 | others->next = pWin->optional->inputMasks->inputClients; | |||||
2484 | pWin->optional->inputMasks->inputClients = others; | |||||
2485 | if (!AddResourceDarwin_X_AddResource(others->resource, RT_INPUTCLIENT, (void *) pWin)) | |||||
2486 | goto bail; | |||||
2487 | return Success0; | |||||
2488 | ||||||
2489 | bail: | |||||
2490 | FreeInputClient(&others); | |||||
2491 | return BadAlloc11; | |||||
2492 | } | |||||
2493 | ||||||
2494 | static Bool | |||||
2495 | MakeInputMasks(WindowPtr pWin) | |||||
2496 | { | |||||
2497 | struct _OtherInputMasks *imasks; | |||||
2498 | ||||||
2499 | imasks = calloc(1, sizeof(struct _OtherInputMasks)); | |||||
2500 | if (!imasks) | |||||
2501 | return FALSE0; | |||||
2502 | imasks->xi2mask = xi2mask_new(); | |||||
2503 | if (!imasks->xi2mask) { | |||||
2504 | free(imasks); | |||||
2505 | return FALSE0; | |||||
2506 | } | |||||
2507 | pWin->optional->inputMasks = imasks; | |||||
2508 | return TRUE1; | |||||
2509 | } | |||||
2510 | ||||||
2511 | static void | |||||
2512 | FreeInputMask(OtherInputMasks ** imask) | |||||
2513 | { | |||||
2514 | xi2mask_free(&(*imask)->xi2mask); | |||||
2515 | free(*imask); | |||||
2516 | *imask = NULL((void*)0); | |||||
2517 | } | |||||
2518 | ||||||
2519 | void | |||||
2520 | RecalculateDeviceDeliverableEvents(WindowPtr pWin) | |||||
2521 | { | |||||
2522 | InputClientsPtr others; | |||||
2523 | struct _OtherInputMasks *inputMasks; /* default: NULL */ | |||||
2524 | WindowPtr pChild, tmp; | |||||
2525 | int i; | |||||
2526 | ||||||
2527 | pChild = pWin; | |||||
2528 | while (1) { | |||||
2529 | if ((inputMasks = wOtherInputMasks(pChild)((pChild)->optional ? (pChild)->optional->inputMasks : ((void*)0))) != 0) { | |||||
2530 | xi2mask_zero(inputMasks->xi2mask, -1); | |||||
2531 | for (others = inputMasks->inputClients; others; | |||||
2532 | others = others->next) { | |||||
2533 | for (i = 0; i < EMASKSIZE(40 + 2); i++) | |||||
2534 | inputMasks->inputEvents[i] |= others->mask[i]; | |||||
2535 | xi2mask_merge(inputMasks->xi2mask, others->xi2mask); | |||||
2536 | } | |||||
2537 | for (i = 0; i < EMASKSIZE(40 + 2); i++) | |||||
2538 | inputMasks->deliverableEvents[i] = inputMasks->inputEvents[i]; | |||||
2539 | for (tmp = pChild->parent; tmp; tmp = tmp->parent) | |||||
2540 | if (wOtherInputMasks(tmp)((tmp)->optional ? (tmp)->optional->inputMasks : ((void *)0))) | |||||
2541 | for (i = 0; i < EMASKSIZE(40 + 2); i++) | |||||
2542 | inputMasks->deliverableEvents[i] |= | |||||
2543 | (wOtherInputMasks(tmp)((tmp)->optional ? (tmp)->optional->inputMasks : ((void *)0))->deliverableEvents[i] | |||||
2544 | & ~inputMasks->dontPropagateMask[i] & | |||||
2545 | PropagateMask[i]); | |||||
2546 | } | |||||
2547 | if (pChild->firstChild) { | |||||
2548 | pChild = pChild->firstChild; | |||||
2549 | continue; | |||||
2550 | } | |||||
2551 | while (!pChild->nextSib && (pChild != pWin)) | |||||
2552 | pChild = pChild->parent; | |||||
2553 | if (pChild == pWin) | |||||
2554 | break; | |||||
2555 | pChild = pChild->nextSib; | |||||
2556 | } | |||||
2557 | } | |||||
2558 | ||||||
2559 | int | |||||
2560 | InputClientGone(WindowPtr pWin, XID id) | |||||
2561 | { | |||||
2562 | InputClientsPtr other, prev; | |||||
2563 | ||||||
2564 | if (!wOtherInputMasks(pWin)((pWin)->optional ? (pWin)->optional->inputMasks : ( (void*)0))) | |||||
2565 | return Success0; | |||||
2566 | prev = 0; | |||||
2567 | for (other = wOtherInputMasks(pWin)((pWin)->optional ? (pWin)->optional->inputMasks : ( (void*)0))->inputClients; other; | |||||
2568 | other = other->next) { | |||||
2569 | if (other->resource == id) { | |||||
2570 | if (prev) { | |||||
2571 | prev->next = other->next; | |||||
2572 | FreeInputClient(&other); | |||||
2573 | } | |||||
2574 | else if (!(other->next)) { | |||||
2575 | if (ShouldFreeInputMasks(pWin, TRUE1)) { | |||||
2576 | OtherInputMasks *mask = wOtherInputMasks(pWin)((pWin)->optional ? (pWin)->optional->inputMasks : ( (void*)0)); | |||||
2577 | ||||||
2578 | mask->inputClients = other->next; | |||||
2579 | FreeInputMask(&mask); | |||||
2580 | pWin->optional->inputMasks = (OtherInputMasks *) NULL((void*)0); | |||||
2581 | CheckWindowOptionalNeed(pWin); | |||||
2582 | FreeInputClient(&other); | |||||
2583 | } | |||||
2584 | else { | |||||
2585 | other->resource = FakeClientID(0); | |||||
2586 | if (!AddResourceDarwin_X_AddResource(other->resource, RT_INPUTCLIENT, | |||||
2587 | (void *) pWin)) | |||||
2588 | return BadAlloc11; | |||||
2589 | } | |||||
2590 | } | |||||
2591 | else { | |||||
2592 | wOtherInputMasks(pWin)((pWin)->optional ? (pWin)->optional->inputMasks : ( (void*)0))->inputClients = other->next; | |||||
2593 | FreeInputClient(&other); | |||||
2594 | } | |||||
2595 | RecalculateDeviceDeliverableEvents(pWin); | |||||
2596 | return Success0; | |||||
2597 | } | |||||
2598 | prev = other; | |||||
2599 | } | |||||
2600 | FatalError("client not on device event list"); | |||||
2601 | } | |||||
2602 | ||||||
2603 | /** | |||||
2604 | * Search for window in each touch trace for each device. Remove the window | |||||
2605 | * and all its subwindows from the trace when found. The initial window | |||||
2606 | * order is preserved. | |||||
2607 | */ | |||||
2608 | void | |||||
2609 | WindowGone(WindowPtr win) | |||||
2610 | { | |||||
2611 | DeviceIntPtr dev; | |||||
2612 | ||||||
2613 | for (dev = inputInfo.devices; dev; dev = dev->next) { | |||||
2614 | TouchClassPtr t = dev->touch; | |||||
2615 | int i; | |||||
2616 | ||||||
2617 | if (!t) | |||||
2618 | continue; | |||||
2619 | ||||||
2620 | for (i = 0; i < t->num_touches; i++) { | |||||
2621 | SpritePtr sprite = &t->touches[i].sprite; | |||||
2622 | int j; | |||||
2623 | ||||||
2624 | for (j = 0; j < sprite->spriteTraceGood; j++) { | |||||
2625 | if (sprite->spriteTrace[j] == win) { | |||||
2626 | sprite->spriteTraceGood = j; | |||||
2627 | break; | |||||
2628 | } | |||||
2629 | } | |||||
2630 | } | |||||
2631 | } | |||||
2632 | } | |||||
2633 | ||||||
2634 | int | |||||
2635 | SendEvent(ClientPtr client, DeviceIntPtr d, Window dest, Bool propagate, | |||||
2636 | xEvent *ev, Mask mask, int count) | |||||
2637 | { | |||||
2638 | WindowPtr pWin; | |||||
2639 | WindowPtr effectiveFocus = NullWindow((WindowPtr) 0); /* only set if dest==InputFocus */ | |||||
2640 | WindowPtr spriteWin = GetSpriteWindow(d); | |||||
2641 | ||||||
2642 | if (dest == PointerWindow0L) | |||||
2643 | pWin = spriteWin; | |||||
2644 | else if (dest == InputFocus1L) { | |||||
2645 | WindowPtr inputFocus; | |||||
2646 | ||||||
2647 | if (!d->focus) | |||||
2648 | inputFocus = spriteWin; | |||||
2649 | else | |||||
2650 | inputFocus = d->focus->win; | |||||
2651 | ||||||
2652 | if (inputFocus == FollowKeyboardWin((WindowPtr) 3)) | |||||
2653 | inputFocus = inputInfo.keyboard->focus->win; | |||||
2654 | ||||||
2655 | if (inputFocus == NoneWin((WindowPtr)0L)) | |||||
2656 | return Success0; | |||||
2657 | ||||||
2658 | /* If the input focus is PointerRootWin, send the event to where | |||||
2659 | * the pointer is if possible, then perhaps propogate up to root. */ | |||||
2660 | if (inputFocus == PointerRootWin((WindowPtr)1L)) | |||||
2661 | inputFocus = GetCurrentRootWindow(d); | |||||
2662 | ||||||
2663 | if (IsParent(inputFocus, spriteWin)) { | |||||
2664 | effectiveFocus = inputFocus; | |||||
2665 | pWin = spriteWin; | |||||
2666 | } | |||||
2667 | else | |||||
2668 | effectiveFocus = pWin = inputFocus; | |||||
2669 | } | |||||
2670 | else | |||||
2671 | dixLookupWindow(&pWin, dest, client, DixSendAccess(1<<22)); | |||||
2672 | if (!pWin) | |||||
2673 | return BadWindow3; | |||||
2674 | if ((propagate != xFalse0) && (propagate != xTrue1)) { | |||||
2675 | client->errorValue = propagate; | |||||
2676 | return BadValue2; | |||||
2677 | } | |||||
2678 | ev->u.u.type |= 0x80; | |||||
2679 | if (propagate) { | |||||
2680 | for (; pWin; pWin = pWin->parent) { | |||||
2681 | if (DeliverEventsToWindow(d, pWin, ev, count, mask, NullGrab((GrabPtr)((void*)0)))) | |||||
2682 | return Success0; | |||||
2683 | if (pWin == effectiveFocus) | |||||
2684 | return Success0; | |||||
2685 | if (wOtherInputMasks(pWin)((pWin)->optional ? (pWin)->optional->inputMasks : ( (void*)0))) | |||||
2686 | mask &= ~wOtherInputMasks(pWin)((pWin)->optional ? (pWin)->optional->inputMasks : ( (void*)0))->dontPropagateMask[d->id]; | |||||
2687 | if (!mask) | |||||
2688 | break; | |||||
2689 | } | |||||
2690 | } | |||||
2691 | else if (!XaceHook(XACE_SEND_ACCESS5, client, NULL((void*)0), pWin, ev, count)) | |||||
2692 | DeliverEventsToWindow(d, pWin, ev, count, mask, NullGrab((GrabPtr)((void*)0))); | |||||
2693 | return Success0; | |||||
2694 | } | |||||
2695 | ||||||
2696 | int | |||||
2697 | SetButtonMapping(ClientPtr client, DeviceIntPtr dev, int nElts, BYTE * map) | |||||
2698 | { | |||||
2699 | int i; | |||||
2700 | ButtonClassPtr b = dev->button; | |||||
2701 | ||||||
2702 | if (b == NULL((void*)0)) | |||||
2703 | return BadMatch8; | |||||
2704 | ||||||
2705 | if (nElts != b->numButtons) { | |||||
2706 | client->errorValue = nElts; | |||||
2707 | return BadValue2; | |||||
2708 | } | |||||
2709 | if (BadDeviceMap(&map[0], nElts, 1, 255, &client->errorValue)) | |||||
2710 | return BadValue2; | |||||
2711 | for (i = 0; i < nElts; i++) | |||||
2712 | if ((b->map[i + 1] != map[i]) && BitIsOn(b->down, i + 1)(!!(((const BYTE *) (b->down))[(i + 1)>>3] & (1 << ((i + 1) & 7))))) | |||||
2713 | return MappingBusy1; | |||||
2714 | for (i = 0; i < nElts; i++) | |||||
2715 | b->map[i + 1] = map[i]; | |||||
2716 | return Success0; | |||||
2717 | } | |||||
2718 | ||||||
2719 | int | |||||
2720 | ChangeKeyMapping(ClientPtr client, | |||||
2721 | DeviceIntPtr dev, | |||||
2722 | unsigned len, | |||||
2723 | int type, | |||||
2724 | KeyCode firstKeyCode, | |||||
2725 | CARD8 keyCodes, CARD8 keySymsPerKeyCode, KeySym * map) | |||||
2726 | { | |||||
2727 | KeySymsRec keysyms; | |||||
2728 | KeyClassPtr k = dev->key; | |||||
2729 | ||||||
2730 | if (k == NULL((void*)0)) | |||||
2731 | return BadMatch8; | |||||
2732 | ||||||
2733 | if (len != (keyCodes * keySymsPerKeyCode)) | |||||
2734 | return BadLength16; | |||||
2735 | ||||||
2736 | if ((firstKeyCode < k->xkbInfo->desc->min_key_code) || | |||||
2737 | (firstKeyCode + keyCodes - 1 > k->xkbInfo->desc->max_key_code)) { | |||||
2738 | client->errorValue = firstKeyCode; | |||||
2739 | return BadValue2; | |||||
2740 | } | |||||
2741 | if (keySymsPerKeyCode == 0) { | |||||
2742 | client->errorValue = 0; | |||||
2743 | return BadValue2; | |||||
2744 | } | |||||
2745 | keysyms.minKeyCode = firstKeyCode; | |||||
2746 | keysyms.maxKeyCode = firstKeyCode + keyCodes - 1; | |||||
2747 | keysyms.mapWidth = keySymsPerKeyCode; | |||||
2748 | keysyms.map = map; | |||||
2749 | ||||||
2750 | XkbApplyMappingChange(dev, &keysyms, firstKeyCode, keyCodes, NULL((void*)0), | |||||
2751 | serverClient); | |||||
2752 | ||||||
2753 | return Success0; | |||||
2754 | } | |||||
2755 | ||||||
2756 | static void | |||||
2757 | DeleteDeviceFromAnyExtEvents(WindowPtr pWin, DeviceIntPtr dev) | |||||
2758 | { | |||||
2759 | WindowPtr parent; | |||||
2760 | ||||||
2761 | /* Deactivate any grabs performed on this window, before making | |||||
2762 | * any input focus changes. | |||||
2763 | * Deactivating a device grab should cause focus events. */ | |||||
2764 | ||||||
2765 | if (dev->deviceGrab.grab && (dev->deviceGrab.grab->window == pWin)) | |||||
2766 | (*dev->deviceGrab.DeactivateGrab) (dev); | |||||
2767 | ||||||
2768 | /* If the focus window is a root window (ie. has no parent) | |||||
2769 | * then don't delete the focus from it. */ | |||||
2770 | ||||||
2771 | if (dev->focus && (pWin == dev->focus->win) && (pWin->parent != NullWindow((WindowPtr) 0))) { | |||||
2772 | int focusEventMode = NotifyNormal0; | |||||
2773 | ||||||
2774 | /* If a grab is in progress, then alter the mode of focus events. */ | |||||
2775 | ||||||
2776 | if (dev->deviceGrab.grab) | |||||
2777 | focusEventMode = NotifyWhileGrabbed3; | |||||
2778 | ||||||
2779 | switch (dev->focus->revert) { | |||||
2780 | case RevertToNone(int)0L: | |||||
2781 | if (!ActivateFocusInGrab(dev, pWin, NoneWin((WindowPtr)0L))) | |||||
2782 | DoFocusEvents(dev, pWin, NoneWin((WindowPtr)0L), focusEventMode); | |||||
2783 | dev->focus->win = NoneWin((WindowPtr)0L); | |||||
2784 | dev->focus->traceGood = 0; | |||||
2785 | break; | |||||
2786 | case RevertToParent2: | |||||
2787 | parent = pWin; | |||||
2788 | do { | |||||
2789 | parent = parent->parent; | |||||
2790 | dev->focus->traceGood--; | |||||
2791 | } | |||||
2792 | while (!parent->realized); | |||||
2793 | if (!ActivateFocusInGrab(dev, pWin, parent)) | |||||
2794 | DoFocusEvents(dev, pWin, parent, focusEventMode); | |||||
2795 | dev->focus->win = parent; | |||||
2796 | dev->focus->revert = RevertToNone(int)0L; | |||||
2797 | break; | |||||
2798 | case RevertToPointerRoot(int)1L: | |||||
2799 | if (!ActivateFocusInGrab(dev, pWin, PointerRootWin((WindowPtr)1L))) | |||||
2800 | DoFocusEvents(dev, pWin, PointerRootWin((WindowPtr)1L), focusEventMode); | |||||
2801 | dev->focus->win = PointerRootWin((WindowPtr)1L); | |||||
2802 | dev->focus->traceGood = 0; | |||||
2803 | break; | |||||
2804 | case RevertToFollowKeyboard3: | |||||
2805 | { | |||||
2806 | DeviceIntPtr kbd = GetMaster(dev, MASTER_KEYBOARD2); | |||||
2807 | ||||||
2808 | if (!kbd || (kbd == dev && kbd != inputInfo.keyboard)) | |||||
2809 | kbd = inputInfo.keyboard; | |||||
2810 | if (kbd->focus->win) { | |||||
2811 | if (!ActivateFocusInGrab(dev, pWin, kbd->focus->win)) | |||||
2812 | DoFocusEvents(dev, pWin, kbd->focus->win, focusEventMode); | |||||
2813 | dev->focus->win = FollowKeyboardWin((WindowPtr) 3); | |||||
2814 | dev->focus->traceGood = 0; | |||||
2815 | } | |||||
2816 | else { | |||||
2817 | if (!ActivateFocusInGrab(dev, pWin, NoneWin((WindowPtr)0L))) | |||||
2818 | DoFocusEvents(dev, pWin, NoneWin((WindowPtr)0L), focusEventMode); | |||||
2819 | dev->focus->win = NoneWin((WindowPtr)0L); | |||||
2820 | dev->focus->traceGood = 0; | |||||
2821 | } | |||||
2822 | } | |||||
2823 | break; | |||||
2824 | } | |||||
2825 | } | |||||
2826 | ||||||
2827 | if (dev->valuator) | |||||
2828 | if (dev->valuator->motionHintWindow == pWin) | |||||
2829 | dev->valuator->motionHintWindow = NullWindow((WindowPtr) 0); | |||||
2830 | } | |||||
2831 | ||||||
2832 | void | |||||
2833 | DeleteWindowFromAnyExtEvents(WindowPtr pWin, Bool freeResources) | |||||
2834 | { | |||||
2835 | int i; | |||||
2836 | DeviceIntPtr dev; | |||||
2837 | InputClientsPtr ic; | |||||
2838 | struct _OtherInputMasks *inputMasks; | |||||
2839 | ||||||
2840 | for (dev = inputInfo.devices; dev; dev = dev->next) { | |||||
2841 | DeleteDeviceFromAnyExtEvents(pWin, dev); | |||||
2842 | } | |||||
2843 | ||||||
2844 | for (dev = inputInfo.off_devices; dev; dev = dev->next) | |||||
2845 | DeleteDeviceFromAnyExtEvents(pWin, dev); | |||||
2846 | ||||||
2847 | if (freeResources) | |||||
2848 | while ((inputMasks = wOtherInputMasks(pWin)((pWin)->optional ? (pWin)->optional->inputMasks : ( (void*)0))) != 0) { | |||||
2849 | ic = inputMasks->inputClients; | |||||
2850 | for (i = 0; i < EMASKSIZE(40 + 2); i++) | |||||
2851 | inputMasks->dontPropagateMask[i] = 0; | |||||
2852 | FreeResource(ic->resource, RT_NONE((RESTYPE)0)); | |||||
2853 | } | |||||
2854 | } | |||||
2855 | ||||||
2856 | int | |||||
2857 | MaybeSendDeviceMotionNotifyHint(deviceKeyButtonPointer *pEvents, Mask mask) | |||||
2858 | { | |||||
2859 | DeviceIntPtr dev; | |||||
2860 | ||||||
2861 | dixLookupDevice(&dev, pEvents->deviceid & DEVICE_BITS0x7F, serverClient, | |||||
2862 | DixReadAccess(1<<0)); | |||||
2863 | if (!dev) | |||||
2864 | return 0; | |||||
2865 | ||||||
2866 | if (pEvents->type == DeviceMotionNotify) { | |||||
2867 | if (mask & DevicePointerMotionHintMask) { | |||||
2868 | if (WID(dev->valuator->motionHintWindow)((dev->valuator->motionHintWindow) ? ((dev->valuator ->motionHintWindow)->drawable.id) : 0) == pEvents->event) { | |||||
2869 | return 1; /* don't send, but pretend we did */ | |||||
2870 | } | |||||
2871 | pEvents->detail = NotifyHint1; | |||||
2872 | } | |||||
2873 | else { | |||||
2874 | pEvents->detail = NotifyNormal0; | |||||
2875 | } | |||||
2876 | } | |||||
2877 | return 0; | |||||
2878 | } | |||||
2879 | ||||||
2880 | void | |||||
2881 | CheckDeviceGrabAndHintWindow(WindowPtr pWin, int type, | |||||
2882 | deviceKeyButtonPointer *xE, GrabPtr grab, | |||||
2883 | ClientPtr client, Mask deliveryMask) | |||||
2884 | { | |||||
2885 | DeviceIntPtr dev; | |||||
2886 | ||||||
2887 | dixLookupDevice(&dev, xE->deviceid & DEVICE_BITS0x7F, serverClient, | |||||
2888 | DixGrabAccess(1<<17)); | |||||
2889 | if (!dev) | |||||
2890 | return; | |||||
2891 | ||||||
2892 | if (type == DeviceMotionNotify) | |||||
2893 | dev->valuator->motionHintWindow = pWin; | |||||
2894 | else if ((type == DeviceButtonPress) && (!grab) && | |||||
2895 | (deliveryMask & DeviceButtonGrabMask)) { | |||||
2896 | GrabPtr tempGrab; | |||||
2897 | ||||||
2898 | tempGrab = AllocGrab(NULL((void*)0)); | |||||
2899 | if (!tempGrab) | |||||
2900 | return; | |||||
2901 | ||||||
2902 | tempGrab->device = dev; | |||||
2903 | tempGrab->resource = client->clientAsMask; | |||||
2904 | tempGrab->window = pWin; | |||||
2905 | tempGrab->ownerEvents = | |||||
2906 | (deliveryMask & DeviceOwnerGrabButtonMask) ? TRUE1 : FALSE0; | |||||
2907 | tempGrab->eventMask = deliveryMask; | |||||
2908 | tempGrab->keyboardMode = GrabModeAsync1; | |||||
2909 | tempGrab->pointerMode = GrabModeAsync1; | |||||
2910 | tempGrab->confineTo = NullWindow((WindowPtr) 0); | |||||
2911 | tempGrab->cursor = NullCursor((CursorPtr)((void*)0)); | |||||
2912 | tempGrab->next = NULL((void*)0); | |||||
2913 | (*dev->deviceGrab.ActivateGrab) (dev, tempGrab, currentTime, TRUE1); | |||||
2914 | FreeGrab(tempGrab); | |||||
2915 | } | |||||
2916 | } | |||||
2917 | ||||||
2918 | static Mask | |||||
2919 | DeviceEventMaskForClient(DeviceIntPtr dev, WindowPtr pWin, ClientPtr client) | |||||
2920 | { | |||||
2921 | InputClientsPtr other; | |||||
2922 | ||||||
2923 | if (!wOtherInputMasks(pWin)((pWin)->optional ? (pWin)->optional->inputMasks : ( (void*)0))) | |||||
2924 | return 0; | |||||
2925 | for (other = wOtherInputMasks(pWin)((pWin)->optional ? (pWin)->optional->inputMasks : ( (void*)0))->inputClients; other; | |||||
2926 | other = other->next) { | |||||
2927 | if (SameClient(other, client)((((other)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask)) | |||||
2928 | return other->mask[dev->id]; | |||||
2929 | } | |||||
2930 | return 0; | |||||
2931 | } | |||||
2932 | ||||||
2933 | void | |||||
2934 | MaybeStopDeviceHint(DeviceIntPtr dev, ClientPtr client) | |||||
2935 | { | |||||
2936 | WindowPtr pWin; | |||||
2937 | GrabPtr grab = dev->deviceGrab.grab; | |||||
2938 | ||||||
2939 | pWin = dev->valuator->motionHintWindow; | |||||
2940 | ||||||
2941 | if ((grab && SameClient(grab, client)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask) && | |||||
2942 | ((grab->eventMask & DevicePointerMotionHintMask) || | |||||
2943 | (grab->ownerEvents && | |||||
2944 | (DeviceEventMaskForClient(dev, pWin, client) & | |||||
2945 | DevicePointerMotionHintMask)))) || | |||||
2946 | (!grab && | |||||
2947 | (DeviceEventMaskForClient(dev, pWin, client) & | |||||
2948 | DevicePointerMotionHintMask))) | |||||
2949 | dev->valuator->motionHintWindow = NullWindow((WindowPtr) 0); | |||||
2950 | } | |||||
2951 | ||||||
2952 | int | |||||
2953 | DeviceEventSuppressForWindow(WindowPtr pWin, ClientPtr client, Mask mask, | |||||
2954 | int maskndx) | |||||
2955 | { | |||||
2956 | struct _OtherInputMasks *inputMasks = wOtherInputMasks(pWin)((pWin)->optional ? (pWin)->optional->inputMasks : ( (void*)0)); | |||||
2957 | ||||||
2958 | if (mask & ~PropagateMask[maskndx]) { | |||||
2959 | client->errorValue = mask; | |||||
2960 | return BadValue2; | |||||
2961 | } | |||||
2962 | ||||||
2963 | if (mask == 0) { | |||||
2964 | if (inputMasks) | |||||
2965 | inputMasks->dontPropagateMask[maskndx] = mask; | |||||
2966 | } | |||||
2967 | else { | |||||
2968 | if (!inputMasks) | |||||
2969 | AddExtensionClient(pWin, client, 0, 0); | |||||
2970 | inputMasks = wOtherInputMasks(pWin)((pWin)->optional ? (pWin)->optional->inputMasks : ( (void*)0)); | |||||
2971 | inputMasks->dontPropagateMask[maskndx] = mask; | |||||
2972 | } | |||||
2973 | RecalculateDeviceDeliverableEvents(pWin); | |||||
2974 | if (ShouldFreeInputMasks(pWin, FALSE0)) | |||||
2975 | FreeResource(inputMasks->inputClients->resource, RT_NONE((RESTYPE)0)); | |||||
2976 | return Success0; | |||||
2977 | } | |||||
2978 | ||||||
2979 | Bool | |||||
2980 | ShouldFreeInputMasks(WindowPtr pWin, Bool ignoreSelectedEvents) | |||||
2981 | { | |||||
2982 | int i; | |||||
2983 | Mask allInputEventMasks = 0; | |||||
2984 | struct _OtherInputMasks *inputMasks = wOtherInputMasks(pWin)((pWin)->optional ? (pWin)->optional->inputMasks : ( (void*)0)); | |||||
2985 | ||||||
2986 | for (i = 0; i < EMASKSIZE(40 + 2); i++) | |||||
2987 | allInputEventMasks |= inputMasks->dontPropagateMask[i]; | |||||
2988 | if (!ignoreSelectedEvents) | |||||
2989 | for (i = 0; i < EMASKSIZE(40 + 2); i++) | |||||
2990 | allInputEventMasks |= inputMasks->inputEvents[i]; | |||||
2991 | if (allInputEventMasks == 0) | |||||
2992 | return TRUE1; | |||||
2993 | else | |||||
2994 | return FALSE0; | |||||
2995 | } | |||||
2996 | ||||||
2997 | /*********************************************************************** | |||||
2998 | * | |||||
2999 | * Walk through the window tree, finding all clients that want to know | |||||
3000 | * about the Event. | |||||
3001 | * | |||||
3002 | */ | |||||
3003 | ||||||
3004 | static void | |||||
3005 | FindInterestedChildren(DeviceIntPtr dev, WindowPtr p1, Mask mask, | |||||
3006 | xEvent *ev, int count) | |||||
3007 | { | |||||
3008 | WindowPtr p2; | |||||
3009 | ||||||
3010 | while (p1) { | |||||
3011 | p2 = p1->firstChild; | |||||
3012 | DeliverEventsToWindow(dev, p1, ev, count, mask, NullGrab((GrabPtr)((void*)0))); | |||||
3013 | FindInterestedChildren(dev, p2, mask, ev, count); | |||||
3014 | p1 = p1->nextSib; | |||||
3015 | } | |||||
3016 | } | |||||
3017 | ||||||
3018 | /*********************************************************************** | |||||
3019 | * | |||||
3020 | * Send an event to interested clients in all windows on all screens. | |||||
3021 | * | |||||
3022 | */ | |||||
3023 | ||||||
3024 | void | |||||
3025 | SendEventToAllWindows(DeviceIntPtr dev, Mask mask, xEvent *ev, int count) | |||||
3026 | { | |||||
3027 | int i; | |||||
3028 | WindowPtr pWin, p1; | |||||
3029 | ||||||
3030 | for (i = 0; i < screenInfo.numScreens; i++) { | |||||
3031 | pWin = screenInfo.screens[i]->root; | |||||
3032 | if (!pWin) | |||||
3033 | continue; | |||||
3034 | DeliverEventsToWindow(dev, pWin, ev, count, mask, NullGrab((GrabPtr)((void*)0))); | |||||
3035 | p1 = pWin->firstChild; | |||||
3036 | FindInterestedChildren(dev, p1, mask, ev, count); | |||||
3037 | } | |||||
3038 | } | |||||
3039 | ||||||
3040 | /** | |||||
3041 | * Set the XI2 mask for the given client on the given window. | |||||
3042 | * @param dev The device to set the mask for. | |||||
3043 | * @param win The window to set the mask on. | |||||
3044 | * @param client The client setting the mask. | |||||
3045 | * @param len Number of bytes in mask. | |||||
3046 | * @param mask Event mask in the form of (1 << eventtype) | |||||
3047 | */ | |||||
3048 | int | |||||
3049 | XISetEventMask(DeviceIntPtr dev, WindowPtr win, ClientPtr client, | |||||
3050 | unsigned int len, unsigned char *mask) | |||||
3051 | { | |||||
3052 | OtherInputMasks *masks; | |||||
3053 | InputClientsPtr others = NULL((void*)0); | |||||
3054 | ||||||
3055 | masks = wOtherInputMasks(win)((win)->optional ? (win)->optional->inputMasks : ((void *)0)); | |||||
3056 | if (masks) { | |||||
| ||||||
3057 | for (others = wOtherInputMasks(win)((win)->optional ? (win)->optional->inputMasks : ((void *)0))->inputClients; others; | |||||
3058 | others = others->next) { | |||||
3059 | if (SameClient(others, client)((((others)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask)) { | |||||
3060 | xi2mask_zero(others->xi2mask, dev->id); | |||||
3061 | break; | |||||
3062 | } | |||||
3063 | } | |||||
3064 | } | |||||
3065 | ||||||
3066 | if (len && !others) { | |||||
3067 | if (AddExtensionClient(win, client, 0, 0) != Success0) | |||||
3068 | return BadAlloc11; | |||||
3069 | others = wOtherInputMasks(win)((win)->optional ? (win)->optional->inputMasks : ((void *)0))->inputClients; | |||||
| ||||||
3070 | } | |||||
3071 | ||||||
3072 | if (others) { | |||||
3073 | xi2mask_zero(others->xi2mask, dev->id); | |||||
3074 | len = min(len, xi2mask_mask_size(others->xi2mask))(((len) < (xi2mask_mask_size(others->xi2mask))) ? (len) : (xi2mask_mask_size(others->xi2mask))); | |||||
3075 | } | |||||
3076 | ||||||
3077 | if (len) { | |||||
3078 | xi2mask_set_one_mask(others->xi2mask, dev->id, mask, len); | |||||
3079 | } | |||||
3080 | ||||||
3081 | RecalculateDeviceDeliverableEvents(win); | |||||
3082 | ||||||
3083 | return Success0; | |||||
3084 | } |