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1 | /************************************************************ |
2 | Copyright (c) 1993 by Silicon Graphics Computer Systems, Inc. | |
3 | ||
4 | Permission to use, copy, modify, and distribute this | |
5 | software and its documentation for any purpose and without | |
6 | fee is hereby granted, provided that the above copyright | |
7 | notice appear in all copies and that both that copyright | |
8 | notice and this permission notice appear in supporting | |
9 | documentation, and that the name of Silicon Graphics not be | |
10 | used in advertising or publicity pertaining to distribution | |
11 | of the software without specific prior written permission. | |
12 | Silicon Graphics makes no representation about the suitability | |
13 | of this software for any purpose. It is provided "as is" | |
14 | without any express or implied warranty. | |
15 | ||
16 | SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS | |
17 | SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY | |
18 | AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON | |
19 | GRAPHICS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL | |
20 | DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, | |
21 | DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE | |
22 | OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH | |
23 | THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
24 | ||
25 | ********************************************************/ | |
26 | ||
27 | #ifdef HAVE_DIX_CONFIG_H | |
28 | #include <dix-config.h> | |
29 | #elif defined(HAVE_CONFIG_H) | |
30 | #include <config.h> | |
31 | #endif | |
32 | ||
33 | #include <stdio.h> | |
34 | #include <X11/X.h> | |
35 | #include <X11/Xproto.h> | |
36 | #include "misc.h" | |
37 | #include "inputstr.h" | |
38 | #include <X11/keysym.h> | |
39 | #define XKBSRV_NEED_FILE_FUNCS | |
40 | #include <xkbsrv.h> | |
41 | ||
42 | /***====================================================================***/ | |
43 | ||
44 | #define CORE_SYM(i) (i<map_width?core_syms[i]:NoSymbol) | |
45 | #define XKB_OFFSET(g,l) (((g)*groupsWidth)+(l)) | |
46 | ||
47 | int | |
48 | XkbKeyTypesForCoreSymbols(XkbDescPtr xkb, | |
49 | int map_width, | |
50 | KeySym * core_syms, | |
51 | unsigned int protected, | |
52 | int *types_inout, KeySym * xkb_syms_rtrn) | |
53 | { | |
54 | register int i; | |
55 | unsigned int empty; | |
56 | int nSyms[XkbNumKbdGroups]; | |
57 | int nGroups, tmp, groupsWidth; | |
58 | BOOL replicated = FALSE; | |
59 | ||
60 | /* Section 12.2 of the protocol describes this process in more detail */ | |
61 | /* Step 1: find the # of symbols in the core mapping per group */ | |
62 | groupsWidth = 2; | |
63 | for (i = 0; i < XkbNumKbdGroups; i++) { | |
64 | if ((protected & (1 << i)) && (types_inout[i] < xkb->map->num_types)) { | |
65 | nSyms[i] = xkb->map->types[types_inout[i]].num_levels; | |
66 | if (nSyms[i] > groupsWidth) | |
67 | groupsWidth = nSyms[i]; | |
68 | } | |
69 | else { | |
70 | types_inout[i] = XkbTwoLevelIndex; /* don't really know, yet */ | |
71 | nSyms[i] = 2; | |
72 | } | |
73 | } | |
74 | if (nSyms[XkbGroup1Index] < 2) | |
75 | nSyms[XkbGroup1Index] = 2; | |
76 | if (nSyms[XkbGroup2Index] < 2) | |
77 | nSyms[XkbGroup2Index] = 2; | |
78 | /* Step 2: Copy the symbols from the core ordering to XKB ordering */ | |
79 | /* symbols in the core are in the order: */ | |
80 | /* G1L1 G1L2 G2L1 G2L2 [G1L[3-n]] [G2L[3-n]] [G3L*] [G3L*] */ | |
81 | xkb_syms_rtrn[XKB_OFFSET(XkbGroup1Index, 0)] = CORE_SYM(0); | |
82 | xkb_syms_rtrn[XKB_OFFSET(XkbGroup1Index, 1)] = CORE_SYM(1); | |
83 | for (i = 2; i < nSyms[XkbGroup1Index]; i++) { | |
84 | xkb_syms_rtrn[XKB_OFFSET(XkbGroup1Index, i)] = CORE_SYM(2 + i); | |
85 | } | |
86 | xkb_syms_rtrn[XKB_OFFSET(XkbGroup2Index, 0)] = CORE_SYM(2); | |
87 | xkb_syms_rtrn[XKB_OFFSET(XkbGroup2Index, 1)] = CORE_SYM(3); | |
88 | tmp = 2 + (nSyms[XkbGroup1Index] - 2); /* offset to extra group2 syms */ | |
89 | for (i = 2; i < nSyms[XkbGroup2Index]; i++) { | |
90 | xkb_syms_rtrn[XKB_OFFSET(XkbGroup2Index, i)] = CORE_SYM(tmp + i); | |
91 | } | |
92 | ||
93 | /* Special case: if only the first group is explicit, and the symbols | |
94 | * replicate across all groups, then we have a Section 12.4 replication */ | |
95 | if ((protected & ~XkbExplicitKeyType1Mask) == 0) { | |
96 | int j, width = nSyms[XkbGroup1Index]; | |
97 | ||
98 | replicated = TRUE; | |
99 | ||
100 | /* Check ABAB in ABABCDECDEABCDE */ | |
101 | if ((width > 0 && CORE_SYM(0) != CORE_SYM(2)) || | |
102 | (width > 1 && CORE_SYM(1) != CORE_SYM(3))) | |
103 | replicated = FALSE; | |
104 | ||
105 | /* Check CDECDE in ABABCDECDEABCDE */ | |
106 | for (i = 2; i < width && replicated; i++) { | |
107 | if (CORE_SYM(2 + i) != CORE_SYM(i + width)) | |
108 | replicated = FALSE; | |
109 | } | |
110 | ||
111 | /* Check ABCDE in ABABCDECDEABCDE */ | |
112 | for (j = 2; replicated && | |
113 | j < XkbNumKbdGroups && map_width >= width * (j + 1); j++) { | |
114 | for (i = 0; i < width && replicated; i++) { | |
115 | if (CORE_SYM(((i < 2) ? i : 2 + i)) != CORE_SYM(i + width * j)) | |
116 | replicated = FALSE; | |
117 | } | |
118 | } | |
119 | } | |
120 | ||
121 | if (replicated) { | |
122 | nSyms[XkbGroup2Index] = 0; | |
123 | nSyms[XkbGroup3Index] = 0; | |
124 | nSyms[XkbGroup4Index] = 0; | |
125 | nGroups = 1; | |
126 | } | |
127 | else { | |
128 | tmp = nSyms[XkbGroup1Index] + nSyms[XkbGroup2Index]; | |
129 | if ((tmp >= map_width) && | |
130 | ((protected & (XkbExplicitKeyType3Mask | XkbExplicitKeyType4Mask)) | |
131 | == 0)) { | |
132 | nSyms[XkbGroup3Index] = 0; | |
133 | nSyms[XkbGroup4Index] = 0; | |
134 | nGroups = 2; | |
135 | } | |
136 | else { | |
137 | nGroups = 3; | |
138 | for (i = 0; i < nSyms[XkbGroup3Index]; i++, tmp++) { | |
139 | xkb_syms_rtrn[XKB_OFFSET(XkbGroup3Index, i)] = CORE_SYM(tmp); | |
140 | } | |
141 | if ((tmp < map_width) || (protected & XkbExplicitKeyType4Mask)) { | |
142 | nGroups = 4; | |
143 | for (i = 0; i < nSyms[XkbGroup4Index]; i++, tmp++) { | |
144 | xkb_syms_rtrn[XKB_OFFSET(XkbGroup4Index, i)] = | |
145 | CORE_SYM(tmp); | |
146 | } | |
147 | } | |
148 | else { | |
149 | nSyms[XkbGroup4Index] = 0; | |
150 | } | |
151 | } | |
152 | } | |
153 | /* steps 3&4: alphanumeric expansion, assign canonical types */ | |
154 | empty = 0; | |
155 | for (i = 0; i < nGroups; i++) { | |
156 | KeySym *syms; | |
157 | ||
158 | syms = &xkb_syms_rtrn[XKB_OFFSET(i, 0)]; | |
159 | if ((nSyms[i] > 1) && (syms[1] == NoSymbol) && (syms[0] != NoSymbol)) { | |
160 | KeySym upper, lower; | |
161 | ||
162 | XkbConvertCase(syms[0], &lower, &upper); | |
163 | if (upper != lower) { | |
164 | xkb_syms_rtrn[XKB_OFFSET(i, 0)] = lower; | |
165 | xkb_syms_rtrn[XKB_OFFSET(i, 1)] = upper; | |
166 | if ((protected & (1 << i)) == 0) | |
167 | types_inout[i] = XkbAlphabeticIndex; | |
168 | } | |
169 | else if ((protected & (1 << i)) == 0) { | |
170 | types_inout[i] = XkbOneLevelIndex; | |
171 | /* nSyms[i]= 1; */ | |
172 | } | |
173 | } | |
174 | if (((protected & (1 << i)) == 0) && | |
175 | (types_inout[i] == XkbTwoLevelIndex)) { | |
176 | if (XkbKSIsKeypad(syms[0]) || XkbKSIsKeypad(syms[1])) | |
177 | types_inout[i] = XkbKeypadIndex; | |
178 | else { | |
179 | KeySym upper, lower; | |
180 | ||
181 | XkbConvertCase(syms[0], &lower, &upper); | |
182 | if ((syms[0] == lower) && (syms[1] == upper)) | |
183 | types_inout[i] = XkbAlphabeticIndex; | |
184 | } | |
185 | } | |
186 | if (syms[0] == NoSymbol) { | |
187 | register int n; | |
188 | Bool found; | |
189 | ||
190 | for (n = 1, found = FALSE; (!found) && (n < nSyms[i]); n++) { | |
191 | found = (syms[n] != NoSymbol); | |
192 | } | |
193 | if (!found) | |
194 | empty |= (1 << i); | |
195 | } | |
196 | } | |
197 | /* step 5: squoosh out empty groups */ | |
198 | if (empty) { | |
199 | for (i = nGroups - 1; i >= 0; i--) { | |
200 | if (((empty & (1 << i)) == 0) || (protected & (1 << i))) | |
201 | break; | |
202 | nGroups--; | |
203 | } | |
204 | } | |
205 | if (nGroups < 1) | |
206 | return 0; | |
207 | ||
208 | /* step 6: replicate group 1 into group two, if necessary */ | |
209 | if ((nGroups > 1) && | |
210 | ((empty & (XkbGroup1Mask | XkbGroup2Mask)) == XkbGroup2Mask)) { | |
211 | if ((protected & (XkbExplicitKeyType1Mask | XkbExplicitKeyType2Mask)) == | |
212 | 0) { | |
213 | nSyms[XkbGroup2Index] = nSyms[XkbGroup1Index]; | |
214 | types_inout[XkbGroup2Index] = types_inout[XkbGroup1Index]; | |
215 | memcpy((char *) &xkb_syms_rtrn[2], (char *) xkb_syms_rtrn, | |
216 | 2 * sizeof(KeySym)); | |
217 | } | |
218 | else if (types_inout[XkbGroup1Index] == types_inout[XkbGroup2Index]) { | |
219 | memcpy((char *) &xkb_syms_rtrn[nSyms[XkbGroup1Index]], | |
220 | (char *) xkb_syms_rtrn, | |
221 | nSyms[XkbGroup1Index] * sizeof(KeySym)); | |
222 | } | |
223 | } | |
224 | ||
225 | /* step 7: check for all groups identical or all width 1 | |
226 | * | |
227 | * Special feature: if group 1 has an explicit type and all other groups | |
228 | * have canonical types with same symbols, we assume it's info lost from | |
229 | * the core replication. | |
230 | */ | |
231 | if (nGroups > 1) { | |
232 | Bool sameType, allOneLevel, canonical = TRUE; | |
233 | ||
234 | allOneLevel = (xkb->map->types[types_inout[0]].num_levels == 1); | |
235 | for (i = 1, sameType = TRUE; (allOneLevel || sameType) && (i < nGroups); | |
236 | i++) { | |
237 | sameType = (sameType && | |
238 | (types_inout[i] == types_inout[XkbGroup1Index])); | |
239 | if (allOneLevel) | |
240 | allOneLevel = (xkb->map->types[types_inout[i]].num_levels == 1); | |
241 | if (types_inout[i] > XkbLastRequiredType) | |
242 | canonical = FALSE; | |
243 | } | |
244 | if (((sameType) || canonical) && | |
245 | (!(protected & | |
246 | (XkbExplicitKeyTypesMask & ~XkbExplicitKeyType1Mask)))) { | |
247 | register int s; | |
248 | Bool identical; | |
249 | ||
250 | for (i = 1, identical = TRUE; identical && (i < nGroups); i++) { | |
251 | KeySym *syms; | |
252 | ||
253 | if (nSyms[i] != nSyms[XkbGroup1Index]) | |
254 | identical = FALSE; | |
255 | syms = &xkb_syms_rtrn[XKB_OFFSET(i, 0)]; | |
256 | for (s = 0; identical && (s < nSyms[i]); s++) { | |
257 | if (syms[s] != xkb_syms_rtrn[s]) | |
258 | identical = FALSE; | |
259 | } | |
260 | } | |
261 | if (identical) | |
262 | nGroups = 1; | |
263 | } | |
264 | if (allOneLevel && (nGroups > 1)) { | |
265 | KeySym *syms; | |
266 | ||
267 | syms = &xkb_syms_rtrn[nSyms[XkbGroup1Index]]; | |
268 | nSyms[XkbGroup1Index] = 1; | |
269 | for (i = 1; i < nGroups; i++) { | |
270 | xkb_syms_rtrn[i] = syms[0]; | |
271 | syms += nSyms[i]; | |
272 | nSyms[i] = 1; | |
273 | } | |
274 | } | |
275 | } | |
276 | return nGroups; | |
277 | } | |
278 | ||
279 | static XkbSymInterpretPtr | |
280 | _XkbFindMatchingInterp(XkbDescPtr xkb, | |
281 | KeySym sym, unsigned int real_mods, unsigned int level) | |
282 | { | |
283 | register unsigned i; | |
284 | XkbSymInterpretPtr interp, rtrn; | |
285 | CARD8 mods; | |
286 | ||
287 | rtrn = NULL; | |
288 | interp = xkb->compat->sym_interpret; | |
289 | for (i = 0; i < xkb->compat->num_si; i++, interp++) { | |
290 | if ((interp->sym == NoSymbol) || (sym == interp->sym)) { | |
291 | int match; | |
292 | ||
293 | if ((level == 0) || ((interp->match & XkbSI_LevelOneOnly) == 0)) | |
294 | mods = real_mods; | |
295 | else | |
296 | mods = 0; | |
297 | switch (interp->match & XkbSI_OpMask) { | |
298 | case XkbSI_NoneOf: | |
299 | match = ((interp->mods & mods) == 0); | |
300 | break; | |
301 | case XkbSI_AnyOfOrNone: | |
302 | match = ((mods == 0) || ((interp->mods & mods) != 0)); | |
303 | break; | |
304 | case XkbSI_AnyOf: | |
305 | match = ((interp->mods & mods) != 0); | |
306 | break; | |
307 | case XkbSI_AllOf: | |
308 | match = ((interp->mods & mods) == interp->mods); | |
309 | break; | |
310 | case XkbSI_Exactly: | |
311 | match = (interp->mods == mods); | |
312 | break; | |
313 | default: | |
314 | match = 0; | |
315 | break; | |
316 | } | |
317 | if (match) { | |
318 | if (interp->sym != NoSymbol) { | |
319 | return interp; | |
320 | } | |
321 | else if (rtrn == NULL) { | |
322 | rtrn = interp; | |
323 | } | |
324 | } | |
325 | } | |
326 | } | |
327 | return rtrn; | |
328 | } | |
329 | ||
330 | static void | |
331 | _XkbAddKeyChange(KeyCode *pFirst, unsigned char *pNum, KeyCode newKey) | |
332 | { | |
333 | KeyCode last; | |
334 | ||
335 | last = (*pFirst) + (*pNum); | |
336 | if (newKey < *pFirst) { | |
337 | *pFirst = newKey; | |
338 | *pNum = (last - newKey) + 1; | |
339 | } | |
340 | else if (newKey > last) { | |
341 | *pNum = (last - *pFirst) + 1; | |
342 | } | |
343 | return; | |
344 | } | |
345 | ||
346 | static void | |
347 | _XkbSetActionKeyMods(XkbDescPtr xkb, XkbAction *act, unsigned mods) | |
348 | { | |
349 | unsigned tmp; | |
350 | ||
351 | switch (act->type) { | |
352 | case XkbSA_SetMods: | |
353 | case XkbSA_LatchMods: | |
354 | case XkbSA_LockMods: | |
355 | if (act->mods.flags & XkbSA_UseModMapMods) | |
356 | act->mods.real_mods = act->mods.mask = mods; | |
357 | if ((tmp = XkbModActionVMods(&act->mods)) != 0) { | |
358 | XkbVirtualModsToReal(xkb, tmp, &tmp); | |
359 | act->mods.mask |= tmp; | |
360 | } | |
361 | break; | |
362 | case XkbSA_ISOLock: | |
363 | if (act->iso.flags & XkbSA_UseModMapMods) | |
364 | act->iso.real_mods = act->iso.mask = mods; | |
365 | if ((tmp = XkbModActionVMods(&act->iso)) != 0) { | |
366 | XkbVirtualModsToReal(xkb, tmp, &tmp); | |
367 | act->iso.mask |= tmp; | |
368 | } | |
369 | break; | |
370 | } | |
371 | return; | |
372 | } | |
373 | ||
374 | #define IBUF_SIZE 8 | |
375 | ||
376 | Bool | |
377 | XkbApplyCompatMapToKey(XkbDescPtr xkb, KeyCode key, XkbChangesPtr changes) | |
378 | { | |
379 | KeySym *syms; | |
380 | unsigned char explicit, mods; | |
381 | XkbSymInterpretPtr *interps, ibuf[IBUF_SIZE]; | |
382 | int n, nSyms, found; | |
383 | unsigned changed, tmp; | |
384 | ||
385 | if ((!xkb) || (!xkb->map) || (!xkb->map->key_sym_map) || | |
386 | (!xkb->compat) || (!xkb->compat->sym_interpret) || | |
387 | (key < xkb->min_key_code) || (key > xkb->max_key_code)) { | |
388 | return FALSE; | |
389 | } | |
390 | if (((!xkb->server) || (!xkb->server->key_acts)) && | |
391 | (XkbAllocServerMap(xkb, XkbAllServerInfoMask, 0) != Success)) { | |
392 | return FALSE; | |
393 | } | |
394 | changed = 0; /* keeps track of what has changed in _this_ call */ | |
395 | explicit = xkb->server->explicit[key]; | |
396 | if (explicit & XkbExplicitInterpretMask) /* nothing to do */ | |
397 | return TRUE; | |
398 | mods = (xkb->map->modmap ? xkb->map->modmap[key] : 0); | |
399 | nSyms = XkbKeyNumSyms(xkb, key); | |
400 | syms = XkbKeySymsPtr(xkb, key); | |
401 | if (nSyms > IBUF_SIZE) { | |
402 | interps = calloc(nSyms, sizeof(XkbSymInterpretPtr)); | |
403 | if (interps == NULL) { | |
404 | interps = ibuf; | |
405 | nSyms = IBUF_SIZE; | |
406 | } | |
407 | } | |
408 | else { | |
409 | interps = ibuf; | |
410 | } | |
411 | found = 0; | |
412 | for (n = 0; n < nSyms; n++) { | |
413 | unsigned level = (n % XkbKeyGroupsWidth(xkb, key)); | |
414 | ||
415 | interps[n] = NULL; | |
416 | if (syms[n] != NoSymbol) { | |
417 | interps[n] = _XkbFindMatchingInterp(xkb, syms[n], mods, level); | |
418 | if (interps[n] && interps[n]->act.type != XkbSA_NoAction) | |
419 | found++; | |
420 | else | |
421 | interps[n] = NULL; | |
422 | } | |
423 | } | |
424 | /* 1/28/96 (ef) -- XXX! WORKING HERE */ | |
425 | if (!found) { | |
426 | if (xkb->server->key_acts[key] != 0) { | |
427 | xkb->server->key_acts[key] = 0; | |
428 | changed |= XkbKeyActionsMask; | |
429 | } | |
430 | } | |
431 | else { | |
432 | XkbAction *pActs; | |
433 | unsigned int new_vmodmask; | |
434 | ||
435 | changed |= XkbKeyActionsMask; | |
436 | pActs = XkbResizeKeyActions(xkb, key, nSyms); | |
437 | if (!pActs) { | |
438 | if (nSyms > IBUF_SIZE) | |
439 | free(interps); | |
440 | return FALSE; | |
441 | } | |
442 | new_vmodmask = 0; | |
443 | for (n = 0; n < nSyms; n++) { | |
444 | if (interps[n]) { | |
445 | unsigned effMods; | |
446 | ||
447 | pActs[n] = *((XkbAction *) &interps[n]->act); | |
448 | if ((n == 0) || ((interps[n]->match & XkbSI_LevelOneOnly) == 0)) { | |
449 | effMods = mods; | |
450 | if (interps[n]->virtual_mod != XkbNoModifier) | |
451 | new_vmodmask |= (1 << interps[n]->virtual_mod); | |
452 | } | |
453 | else | |
454 | effMods = 0; | |
455 | _XkbSetActionKeyMods(xkb, &pActs[n], effMods); | |
456 | } | |
457 | else | |
458 | pActs[n].type = XkbSA_NoAction; | |
459 | } | |
460 | if (((explicit & XkbExplicitVModMapMask) == 0) && | |
461 | (xkb->server->vmodmap[key] != new_vmodmask)) { | |
462 | changed |= XkbVirtualModMapMask; | |
463 | xkb->server->vmodmap[key] = new_vmodmask; | |
464 | } | |
465 | if (interps[0]) { | |
466 | if ((interps[0]->flags & XkbSI_LockingKey) && | |
467 | ((explicit & XkbExplicitBehaviorMask) == 0)) { | |
468 | xkb->server->behaviors[key].type = XkbKB_Lock; | |
469 | changed |= XkbKeyBehaviorsMask; | |
470 | } | |
471 | if (((explicit & XkbExplicitAutoRepeatMask) == 0) && (xkb->ctrls)) { | |
472 | CARD8 old; | |
473 | ||
474 | old = BitIsOn(xkb->ctrls->per_key_repeat, key); | |
475 | if (interps[0]->flags & XkbSI_AutoRepeat) | |
476 | SetBit(xkb->ctrls->per_key_repeat, key); | |
477 | else | |
478 | ClearBit(xkb->ctrls->per_key_repeat, key); | |
479 | if (changes && old != BitIsOn(xkb->ctrls->per_key_repeat, key)) | |
480 | changes->ctrls.changed_ctrls |= XkbPerKeyRepeatMask; | |
481 | } | |
482 | } | |
483 | } | |
484 | if ((!found) || (interps[0] == NULL)) { | |
485 | if (((explicit & XkbExplicitAutoRepeatMask) == 0) && (xkb->ctrls)) { | |
486 | CARD8 old; | |
487 | ||
488 | old = BitIsOn(xkb->ctrls->per_key_repeat, key); | |
489 | SetBit(xkb->ctrls->per_key_repeat, key); | |
490 | if (changes && (old != BitIsOn(xkb->ctrls->per_key_repeat, key))) | |
491 | changes->ctrls.changed_ctrls |= XkbPerKeyRepeatMask; | |
492 | } | |
493 | if (((explicit & XkbExplicitBehaviorMask) == 0) && | |
494 | (xkb->server->behaviors[key].type == XkbKB_Lock)) { | |
495 | xkb->server->behaviors[key].type = XkbKB_Default; | |
496 | changed |= XkbKeyBehaviorsMask; | |
497 | } | |
498 | } | |
499 | if (changes) { | |
500 | XkbMapChangesPtr mc; | |
501 | ||
502 | mc = &changes->map; | |
503 | tmp = (changed & mc->changed); | |
504 | if (tmp & XkbKeyActionsMask) | |
505 | _XkbAddKeyChange(&mc->first_key_act, &mc->num_key_acts, key); | |
506 | else if (changed & XkbKeyActionsMask) { | |
507 | mc->changed |= XkbKeyActionsMask; | |
508 | mc->first_key_act = key; | |
509 | mc->num_key_acts = 1; | |
510 | } | |
511 | if (tmp & XkbKeyBehaviorsMask) { | |
512 | _XkbAddKeyChange(&mc->first_key_behavior, &mc->num_key_behaviors, | |
513 | key); | |
514 | } | |
515 | else if (changed & XkbKeyBehaviorsMask) { | |
516 | mc->changed |= XkbKeyBehaviorsMask; | |
517 | mc->first_key_behavior = key; | |
518 | mc->num_key_behaviors = 1; | |
519 | } | |
520 | if (tmp & XkbVirtualModMapMask) | |
521 | _XkbAddKeyChange(&mc->first_vmodmap_key, &mc->num_vmodmap_keys, | |
522 | key); | |
523 | else if (changed & XkbVirtualModMapMask) { | |
524 | mc->changed |= XkbVirtualModMapMask; | |
525 | mc->first_vmodmap_key = key; | |
526 | mc->num_vmodmap_keys = 1; | |
527 | } | |
528 | mc->changed |= changed; | |
529 | } | |
530 | if (interps != ibuf) | |
531 | free(interps); | |
532 | return TRUE; | |
533 | } | |
534 | ||
535 | Status | |
536 | XkbChangeTypesOfKey(XkbDescPtr xkb, | |
537 | int key, | |
538 | int nGroups, | |
539 | unsigned groups, int *newTypesIn, XkbMapChangesPtr changes) | |
540 | { | |
541 | XkbKeyTypePtr pOldType, pNewType; | |
542 | register int i; | |
543 | int width, nOldGroups, oldWidth, newTypes[XkbNumKbdGroups]; | |
544 | ||
545 | if ((!xkb) || (!XkbKeycodeInRange(xkb, key)) || (!xkb->map) || | |
546 | (!xkb->map->types) || (!newTypesIn) || | |
547 | ((groups & XkbAllGroupsMask) == 0) || (nGroups > XkbNumKbdGroups)) { | |
548 | return BadMatch; | |
549 | } | |
550 | if (nGroups == 0) { | |
551 | for (i = 0; i < XkbNumKbdGroups; i++) { | |
552 | xkb->map->key_sym_map[key].kt_index[i] = XkbOneLevelIndex; | |
553 | } | |
554 | i = xkb->map->key_sym_map[key].group_info; | |
555 | i = XkbSetNumGroups(i, 0); | |
556 | xkb->map->key_sym_map[key].group_info = i; | |
557 | XkbResizeKeySyms(xkb, key, 0); | |
558 | return Success; | |
559 | } | |
560 | ||
561 | nOldGroups = XkbKeyNumGroups(xkb, key); | |
562 | oldWidth = XkbKeyGroupsWidth(xkb, key); | |
563 | for (width = i = 0; i < nGroups; i++) { | |
564 | if (groups & (1 << i)) | |
565 | newTypes[i] = newTypesIn[i]; | |
566 | else if (i < nOldGroups) | |
567 | newTypes[i] = XkbKeyKeyTypeIndex(xkb, key, i); | |
568 | else if (nOldGroups > 0) | |
569 | newTypes[i] = XkbKeyKeyTypeIndex(xkb, key, XkbGroup1Index); | |
570 | else | |
571 | newTypes[i] = XkbTwoLevelIndex; | |
572 | if (newTypes[i] > xkb->map->num_types) | |
573 | return BadMatch; | |
574 | pNewType = &xkb->map->types[newTypes[i]]; | |
575 | if (pNewType->num_levels > width) | |
576 | width = pNewType->num_levels; | |
577 | } | |
578 | if ((xkb->ctrls) && (nGroups > xkb->ctrls->num_groups)) | |
579 | xkb->ctrls->num_groups = nGroups; | |
580 | if ((width != oldWidth) || (nGroups != nOldGroups)) { | |
581 | KeySym oldSyms[XkbMaxSymsPerKey], *pSyms; | |
582 | int nCopy; | |
583 | ||
584 | if (nOldGroups == 0) { | |
585 | pSyms = XkbResizeKeySyms(xkb, key, width * nGroups); | |
586 | if (pSyms != NULL) { | |
587 | i = xkb->map->key_sym_map[key].group_info; | |
588 | i = XkbSetNumGroups(i, nGroups); | |
589 | xkb->map->key_sym_map[key].group_info = i; | |
590 | xkb->map->key_sym_map[key].width = width; | |
591 | for (i = 0; i < nGroups; i++) { | |
592 | xkb->map->key_sym_map[key].kt_index[i] = newTypes[i]; | |
593 | } | |
594 | return Success; | |
595 | } | |
596 | return BadAlloc; | |
597 | } | |
598 | pSyms = XkbKeySymsPtr(xkb, key); | |
599 | memcpy(oldSyms, pSyms, XkbKeyNumSyms(xkb, key) * sizeof(KeySym)); | |
600 | pSyms = XkbResizeKeySyms(xkb, key, width * nGroups); | |
601 | if (pSyms == NULL) | |
602 | return BadAlloc; | |
603 | memset(pSyms, 0, width * nGroups * sizeof(KeySym)); | |
604 | for (i = 0; (i < nGroups) && (i < nOldGroups); i++) { | |
605 | pOldType = XkbKeyKeyType(xkb, key, i); | |
606 | pNewType = &xkb->map->types[newTypes[i]]; | |
607 | if (pNewType->num_levels > pOldType->num_levels) | |
608 | nCopy = pOldType->num_levels; | |
609 | else | |
610 | nCopy = pNewType->num_levels; | |
611 | memcpy(&pSyms[i * width], &oldSyms[i * oldWidth], | |
612 | nCopy * sizeof(KeySym)); | |
613 | } | |
614 | if (XkbKeyHasActions(xkb, key)) { | |
615 | XkbAction oldActs[XkbMaxSymsPerKey], *pActs; | |
616 | ||
617 | pActs = XkbKeyActionsPtr(xkb, key); | |
618 | memcpy(oldActs, pActs, XkbKeyNumSyms(xkb, key) * sizeof(XkbAction)); | |
619 | pActs = XkbResizeKeyActions(xkb, key, width * nGroups); | |
620 | if (pActs == NULL) | |
621 | return BadAlloc; | |
622 | memset(pActs, 0, width * nGroups * sizeof(XkbAction)); | |
623 | for (i = 0; (i < nGroups) && (i < nOldGroups); i++) { | |
624 | pOldType = XkbKeyKeyType(xkb, key, i); | |
625 | pNewType = &xkb->map->types[newTypes[i]]; | |
626 | if (pNewType->num_levels > pOldType->num_levels) | |
627 | nCopy = pOldType->num_levels; | |
628 | else | |
629 | nCopy = pNewType->num_levels; | |
630 | memcpy(&pActs[i * width], &oldActs[i * oldWidth], | |
631 | nCopy * sizeof(XkbAction)); | |
632 | } | |
633 | } | |
634 | i = xkb->map->key_sym_map[key].group_info; | |
635 | i = XkbSetNumGroups(i, nGroups); | |
636 | xkb->map->key_sym_map[key].group_info = i; | |
637 | xkb->map->key_sym_map[key].width = width; | |
638 | } | |
639 | width = 0; | |
640 | for (i = 0; i < nGroups; i++) { | |
641 | xkb->map->key_sym_map[key].kt_index[i] = newTypes[i]; | |
642 | if (xkb->map->types[newTypes[i]].num_levels > width) | |
643 | width = xkb->map->types[newTypes[i]].num_levels; | |
644 | } | |
645 | xkb->map->key_sym_map[key].width = width; | |
646 | if (changes != NULL) { | |
647 | if (changes->changed & XkbKeySymsMask) { | |
648 | _XkbAddKeyChange(&changes->first_key_sym, &changes->num_key_syms, | |
649 | key); | |
650 | } | |
651 | else { | |
652 | changes->changed |= XkbKeySymsMask; | |
653 | changes->first_key_sym = key; | |
654 | changes->num_key_syms = 1; | |
655 | } | |
656 | } | |
657 | return Success; | |
658 | } | |
659 | ||
660 | /***====================================================================***/ | |
661 | ||
662 | Bool | |
663 | XkbVirtualModsToReal(XkbDescPtr xkb, unsigned virtual_mask, unsigned *mask_rtrn) | |
664 | { | |
665 | register int i, bit; | |
666 | register unsigned mask; | |
667 | ||
668 | if (xkb == NULL) | |
669 | return FALSE; | |
670 | if (virtual_mask == 0) { | |
671 | *mask_rtrn = 0; | |
672 | return TRUE; | |
673 | } | |
674 | if (xkb->server == NULL) | |
675 | return FALSE; | |
676 | for (i = mask = 0, bit = 1; i < XkbNumVirtualMods; i++, bit <<= 1) { | |
677 | if (virtual_mask & bit) | |
678 | mask |= xkb->server->vmods[i]; | |
679 | } | |
680 | *mask_rtrn = mask; | |
681 | return TRUE; | |
682 | } | |
683 | ||
684 | /***====================================================================***/ | |
685 | ||
686 | static Bool | |
687 | XkbUpdateActionVirtualMods(XkbDescPtr xkb, XkbAction *act, unsigned changed) | |
688 | { | |
689 | unsigned int tmp; | |
690 | ||
691 | switch (act->type) { | |
692 | case XkbSA_SetMods: | |
693 | case XkbSA_LatchMods: | |
694 | case XkbSA_LockMods: | |
695 | if (((tmp = XkbModActionVMods(&act->mods)) & changed) != 0) { | |
696 | XkbVirtualModsToReal(xkb, tmp, &tmp); | |
697 | act->mods.mask = act->mods.real_mods; | |
698 | act->mods.mask |= tmp; | |
699 | return TRUE; | |
700 | } | |
701 | break; | |
702 | case XkbSA_ISOLock: | |
703 | if ((((tmp = XkbModActionVMods(&act->iso)) != 0) & changed) != 0) { | |
704 | XkbVirtualModsToReal(xkb, tmp, &tmp); | |
705 | act->iso.mask = act->iso.real_mods; | |
706 | act->iso.mask |= tmp; | |
707 | return TRUE; | |
708 | } | |
709 | break; | |
710 | } | |
711 | return FALSE; | |
712 | } | |
713 | ||
714 | static void | |
715 | XkbUpdateKeyTypeVirtualMods(XkbDescPtr xkb, | |
716 | XkbKeyTypePtr type, | |
717 | unsigned int changed, XkbChangesPtr changes) | |
718 | { | |
719 | register unsigned int i; | |
720 | unsigned int mask; | |
721 | ||
722 | XkbVirtualModsToReal(xkb, type->mods.vmods, &mask); | |
723 | type->mods.mask = type->mods.real_mods | mask; | |
724 | if ((type->map_count > 0) && (type->mods.vmods != 0)) { | |
725 | XkbKTMapEntryPtr entry; | |
726 | ||
727 | for (i = 0, entry = type->map; i < type->map_count; i++, entry++) { | |
728 | if (entry->mods.vmods != 0) { | |
729 | XkbVirtualModsToReal(xkb, entry->mods.vmods, &mask); | |
730 | entry->mods.mask = entry->mods.real_mods | mask; | |
731 | /* entry is active if vmods are bound */ | |
732 | entry->active = (mask != 0); | |
733 | } | |
734 | else | |
735 | entry->active = 1; | |
736 | } | |
737 | } | |
738 | if (changes) { | |
739 | int type_ndx; | |
740 | ||
741 | type_ndx = type - xkb->map->types; | |
742 | if ((type_ndx < 0) || (type_ndx > xkb->map->num_types)) | |
743 | return; | |
744 | if (changes->map.changed & XkbKeyTypesMask) { | |
745 | int last; | |
746 | ||
747 | last = changes->map.first_type + changes->map.num_types - 1; | |
748 | if (type_ndx < changes->map.first_type) { | |
749 | changes->map.first_type = type_ndx; | |
750 | changes->map.num_types = (last - type_ndx) + 1; | |
751 | } | |
752 | else if (type_ndx > last) { | |
753 | changes->map.num_types = | |
754 | (type_ndx - changes->map.first_type) + 1; | |
755 | } | |
756 | } | |
757 | else { | |
758 | changes->map.changed |= XkbKeyTypesMask; | |
759 | changes->map.first_type = type_ndx; | |
760 | changes->map.num_types = 1; | |
761 | } | |
762 | } | |
763 | return; | |
764 | } | |
765 | ||
766 | Bool | |
767 | XkbApplyVirtualModChanges(XkbDescPtr xkb, unsigned changed, | |
768 | XkbChangesPtr changes) | |
769 | { | |
770 | register int i; | |
771 | unsigned int checkState = 0; | |
772 | ||
773 | if ((!xkb) || (!xkb->map) || (changed == 0)) | |
774 | return FALSE; | |
775 | for (i = 0; i < xkb->map->num_types; i++) { | |
776 | if (xkb->map->types[i].mods.vmods & changed) | |
777 | XkbUpdateKeyTypeVirtualMods(xkb, &xkb->map->types[i], changed, | |
778 | changes); | |
779 | } | |
780 | if (changed & xkb->ctrls->internal.vmods) { | |
781 | unsigned int newMask; | |
782 | ||
783 | XkbVirtualModsToReal(xkb, xkb->ctrls->internal.vmods, &newMask); | |
784 | newMask |= xkb->ctrls->internal.real_mods; | |
785 | if (xkb->ctrls->internal.mask != newMask) { | |
786 | xkb->ctrls->internal.mask = newMask; | |
787 | if (changes) { | |
788 | changes->ctrls.changed_ctrls |= XkbInternalModsMask; | |
789 | checkState = TRUE; | |
790 | } | |
791 | } | |
792 | } | |
793 | if (changed & xkb->ctrls->ignore_lock.vmods) { | |
794 | unsigned int newMask; | |
795 | ||
796 | XkbVirtualModsToReal(xkb, xkb->ctrls->ignore_lock.vmods, &newMask); | |
797 | newMask |= xkb->ctrls->ignore_lock.real_mods; | |
798 | if (xkb->ctrls->ignore_lock.mask != newMask) { | |
799 | xkb->ctrls->ignore_lock.mask = newMask; | |
800 | if (changes) { | |
801 | changes->ctrls.changed_ctrls |= XkbIgnoreLockModsMask; | |
802 | checkState = TRUE; | |
803 | } | |
804 | } | |
805 | } | |
806 | if (xkb->indicators != NULL) { | |
807 | XkbIndicatorMapPtr map; | |
808 | ||
809 | map = &xkb->indicators->maps[0]; | |
810 | for (i = 0; i < XkbNumIndicators; i++, map++) { | |
811 | if (map->mods.vmods & changed) { | |
812 | unsigned int newMask; | |
813 | ||
814 | XkbVirtualModsToReal(xkb, map->mods.vmods, &newMask); | |
815 | newMask |= map->mods.real_mods; | |
816 | if (newMask != map->mods.mask) { | |
817 | map->mods.mask = newMask; | |
818 | if (changes) { | |
819 | changes->indicators.map_changes |= (1 << i); | |
820 | checkState = TRUE; | |
821 | } | |
822 | } | |
823 | } | |
824 | } | |
825 | } | |
826 | if (xkb->compat != NULL) { | |
827 | XkbCompatMapPtr compat; | |
828 | ||
829 | compat = xkb->compat; | |
830 | for (i = 0; i < XkbNumKbdGroups; i++) { | |
831 | unsigned int newMask; | |
832 | ||
833 | XkbVirtualModsToReal(xkb, compat->groups[i].vmods, &newMask); | |
834 | newMask |= compat->groups[i].real_mods; | |
835 | if (compat->groups[i].mask != newMask) { | |
836 | compat->groups[i].mask = newMask; | |
837 | if (changes) { | |
838 | changes->compat.changed_groups |= (1 << i); | |
839 | checkState = TRUE; | |
840 | } | |
841 | } | |
842 | } | |
843 | } | |
844 | if (xkb->map && xkb->server) { | |
845 | int highChange = 0, lowChange = -1; | |
846 | ||
847 | for (i = xkb->min_key_code; i <= xkb->max_key_code; i++) { | |
848 | if (XkbKeyHasActions(xkb, i)) { | |
849 | register XkbAction *pAct; | |
850 | register int n; | |
851 | ||
852 | pAct = XkbKeyActionsPtr(xkb, i); | |
853 | for (n = XkbKeyNumActions(xkb, i); n > 0; n--, pAct++) { | |
854 | if ((pAct->type != XkbSA_NoAction) && | |
855 | XkbUpdateActionVirtualMods(xkb, pAct, changed)) { | |
856 | if (lowChange < 0) | |
857 | lowChange = i; | |
858 | highChange = i; | |
859 | } | |
860 | } | |
861 | } | |
862 | } | |
863 | if (changes && (lowChange > 0)) { /* something changed */ | |
864 | if (changes->map.changed & XkbKeyActionsMask) { | |
865 | int last; | |
866 | ||
867 | if (changes->map.first_key_act < lowChange) | |
868 | lowChange = changes->map.first_key_act; | |
869 | last = | |
870 | changes->map.first_key_act + changes->map.num_key_acts - 1; | |
871 | if (last > highChange) | |
872 | highChange = last; | |
873 | } | |
874 | changes->map.changed |= XkbKeyActionsMask; | |
875 | changes->map.first_key_act = lowChange; | |
876 | changes->map.num_key_acts = (highChange - lowChange) + 1; | |
877 | } | |
878 | } | |
879 | return checkState; | |
880 | } |