2 * Copyright © 2012 Intel Corporation
3 * Copyright © 2012 Ran Benita <ran234@gmail.com>
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
24 * Author: Daniel Stone <daniel@fooishbar.org>
27 /************************************************************
28 * Copyright (c) 1993 by Silicon Graphics Computer Systems, Inc.
30 * Permission to use, copy, modify, and distribute this
31 * software and its documentation for any purpose and without
32 * fee is hereby granted, provided that the above copyright
33 * notice appear in all copies and that both that copyright
34 * notice and this permission notice appear in supporting
35 * documentation, and that the name of Silicon Graphics not be
36 * used in advertising or publicity pertaining to distribution
37 * of the software without specific prior written permission.
38 * Silicon Graphics makes no representation about the suitability
39 * of this software for any purpose. It is provided "as is"
40 * without any express or implied warranty.
42 * SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
43 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
44 * AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
45 * GRAPHICS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
46 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
47 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
48 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH
49 * THE USE OR PERFORMANCE OF THIS SOFTWARE.
51 * ********************************************************/
56 static struct xkb_keymap *
57 xkb_keymap_new(struct xkb_context *ctx,
58 enum xkb_keymap_format format,
59 enum xkb_keymap_compile_flags flags)
61 struct xkb_keymap *keymap;
63 keymap = calloc(1, sizeof(*keymap));
68 keymap->ctx = xkb_context_ref(ctx);
70 keymap->format = format;
71 keymap->flags = flags;
76 XKB_EXPORT struct xkb_keymap *
77 xkb_keymap_ref(struct xkb_keymap *keymap)
84 xkb_keymap_unref(struct xkb_keymap *keymap)
89 if (!keymap || --keymap->refcnt > 0)
93 xkb_foreach_key(key, keymap) {
94 for (i = 0; i < key->num_groups; i++) {
95 for (j = 0; j < XkbKeyGroupWidth(key, i); j++)
96 if (key->groups[i].levels[j].num_syms > 1)
97 free(key->groups[i].levels[j].u.syms);
98 free(key->groups[i].levels);
104 for (i = 0; i < keymap->num_types; i++) {
105 free(keymap->types[i].map);
106 free(keymap->types[i].level_names);
109 darray_free(keymap->sym_interprets);
110 darray_free(keymap->key_aliases);
111 free(keymap->group_names);
112 darray_free(keymap->mods);
113 darray_free(keymap->leds);
114 free(keymap->keycodes_section_name);
115 free(keymap->symbols_section_name);
116 free(keymap->types_section_name);
117 free(keymap->compat_section_name);
118 xkb_context_unref(keymap->ctx);
122 static const struct xkb_keymap_format_ops *
123 get_keymap_format_ops(enum xkb_keymap_format format)
125 static const struct xkb_keymap_format_ops *keymap_format_ops[] = {
126 [XKB_KEYMAP_FORMAT_TEXT_V1] = &text_v1_keymap_format_ops,
129 if ((int) format < 0 || (int) format >= ARRAY_SIZE(keymap_format_ops))
132 return keymap_format_ops[format];
135 XKB_EXPORT struct xkb_keymap *
136 xkb_keymap_new_from_names(struct xkb_context *ctx,
137 const struct xkb_rule_names *rmlvo_in,
138 enum xkb_keymap_compile_flags flags)
140 struct xkb_keymap *keymap;
141 struct xkb_rule_names rmlvo;
142 const enum xkb_keymap_format format = XKB_KEYMAP_FORMAT_TEXT_V1;
143 const struct xkb_keymap_format_ops *ops;
145 ops = get_keymap_format_ops(format);
146 if (!ops || !ops->keymap_new_from_names) {
147 log_err_func(ctx, "unsupported keymap format: %d\n", format);
151 if (flags & ~(XKB_MAP_COMPILE_PLACEHOLDER)) {
152 log_err_func(ctx, "unrecognized flags: %#x\n", flags);
157 if (isempty(rmlvo.rules))
158 rmlvo.rules = DEFAULT_XKB_RULES;
159 if (isempty(rmlvo.model))
160 rmlvo.model = DEFAULT_XKB_MODEL;
161 if (isempty(rmlvo.layout))
162 rmlvo.layout = DEFAULT_XKB_LAYOUT;
164 keymap = xkb_keymap_new(ctx, format, flags);
168 if (!ops->keymap_new_from_names(keymap, &rmlvo)) {
169 xkb_keymap_unref(keymap);
176 XKB_EXPORT struct xkb_keymap *
177 xkb_keymap_new_from_string(struct xkb_context *ctx,
179 enum xkb_keymap_format format,
180 enum xkb_keymap_compile_flags flags)
182 struct xkb_keymap *keymap;
183 const struct xkb_keymap_format_ops *ops;
185 ops = get_keymap_format_ops(format);
186 if (!ops || !ops->keymap_new_from_string) {
187 log_err_func(ctx, "unsupported keymap format: %d\n", format);
191 if (flags & ~(XKB_MAP_COMPILE_PLACEHOLDER)) {
192 log_err_func(ctx, "unrecognized flags: %#x\n", flags);
197 log_err_func1(ctx, "no string specified\n");
201 keymap = xkb_keymap_new(ctx, format, flags);
205 if (!ops->keymap_new_from_string(keymap, string)) {
206 xkb_keymap_unref(keymap);
213 XKB_EXPORT struct xkb_keymap *
214 xkb_keymap_new_from_file(struct xkb_context *ctx,
216 enum xkb_keymap_format format,
217 enum xkb_keymap_compile_flags flags)
219 struct xkb_keymap *keymap;
220 const struct xkb_keymap_format_ops *ops;
222 ops = get_keymap_format_ops(format);
223 if (!ops || !ops->keymap_new_from_file) {
224 log_err_func(ctx, "unsupported keymap format: %d\n", format);
228 if (flags & ~(XKB_MAP_COMPILE_PLACEHOLDER)) {
229 log_err_func(ctx, "unrecognized flags: %#x\n", flags);
234 log_err_func1(ctx, "no file specified\n");
238 keymap = xkb_keymap_new(ctx, format, flags);
242 if (!ops->keymap_new_from_file(keymap, file)) {
243 xkb_keymap_unref(keymap);
251 xkb_keymap_get_as_string(struct xkb_keymap *keymap,
252 enum xkb_keymap_format format)
254 const struct xkb_keymap_format_ops *ops;
256 if (format == XKB_KEYMAP_USE_ORIGINAL_FORMAT)
257 format = keymap->format;
259 ops = get_keymap_format_ops(format);
260 if (!ops || !ops->keymap_get_as_string) {
261 log_err_func(keymap->ctx, "unsupported keymap format: %d\n", format);
265 return ops->keymap_get_as_string(keymap);
269 * Returns the total number of modifiers active in the keymap.
271 XKB_EXPORT xkb_mod_index_t
272 xkb_keymap_num_mods(struct xkb_keymap *keymap)
274 return darray_size(keymap->mods);
278 * Return the name for a given modifier.
280 XKB_EXPORT const char *
281 xkb_keymap_mod_get_name(struct xkb_keymap *keymap, xkb_mod_index_t idx)
283 if (idx >= darray_size(keymap->mods))
286 return xkb_atom_text(keymap->ctx, darray_item(keymap->mods, idx).name);
290 * Returns the index for a named modifier.
292 XKB_EXPORT xkb_mod_index_t
293 xkb_keymap_mod_get_index(struct xkb_keymap *keymap, const char *name)
297 const struct xkb_mod *mod;
299 atom = xkb_atom_lookup(keymap->ctx, name);
300 if (atom == XKB_ATOM_NONE)
301 return XKB_MOD_INVALID;
303 darray_enumerate(i, mod, keymap->mods)
304 if (mod->name == atom)
307 return XKB_MOD_INVALID;
311 * Return the total number of active groups in the keymap.
313 XKB_EXPORT xkb_layout_index_t
314 xkb_keymap_num_layouts(struct xkb_keymap *keymap)
316 return keymap->num_groups;
320 * Returns the name for a given group.
322 XKB_EXPORT const char *
323 xkb_keymap_layout_get_name(struct xkb_keymap *keymap, xkb_layout_index_t idx)
325 if (idx >= keymap->num_group_names)
328 return xkb_atom_text(keymap->ctx, keymap->group_names[idx]);
332 * Returns the index for a named layout.
334 XKB_EXPORT xkb_layout_index_t
335 xkb_keymap_layout_get_index(struct xkb_keymap *keymap, const char *name)
337 xkb_atom_t atom = xkb_atom_lookup(keymap->ctx, name);
338 xkb_layout_index_t i;
340 if (atom == XKB_ATOM_NONE)
341 return XKB_LAYOUT_INVALID;
343 for (i = 0; i < keymap->num_group_names; i++)
344 if (keymap->group_names[i] == atom)
347 return XKB_LAYOUT_INVALID;
351 * Returns the number of layouts active for a particular key.
353 XKB_EXPORT xkb_layout_index_t
354 xkb_keymap_num_layouts_for_key(struct xkb_keymap *keymap, xkb_keycode_t kc)
356 const struct xkb_key *key = XkbKey(keymap, kc);
361 return key->num_groups;
365 * Returns the number of levels active for a particular key and layout.
367 XKB_EXPORT xkb_level_index_t
368 xkb_keymap_num_levels_for_key(struct xkb_keymap *keymap, xkb_keycode_t kc,
369 xkb_layout_index_t layout)
371 const struct xkb_key *key = XkbKey(keymap, kc);
376 layout = wrap_group_into_range(layout, key->num_groups,
377 key->out_of_range_group_action,
378 key->out_of_range_group_number);
379 if (layout == XKB_LAYOUT_INVALID)
382 return XkbKeyGroupWidth(key, layout);
386 * Return the total number of LEDs in the keymap.
388 XKB_EXPORT xkb_led_index_t
389 xkb_keymap_num_leds(struct xkb_keymap *keymap)
391 return darray_size(keymap->leds);
395 * Returns the name for a given LED.
397 XKB_EXPORT const char *
398 xkb_keymap_led_get_name(struct xkb_keymap *keymap, xkb_led_index_t idx)
400 if (idx >= darray_size(keymap->leds))
403 return xkb_atom_text(keymap->ctx, darray_item(keymap->leds, idx).name);
407 * Returns the index for a named LED.
409 XKB_EXPORT xkb_led_index_t
410 xkb_keymap_led_get_index(struct xkb_keymap *keymap, const char *name)
412 xkb_atom_t atom = xkb_atom_lookup(keymap->ctx, name);
414 const struct xkb_led *led;
416 if (atom == XKB_ATOM_NONE)
417 return XKB_LED_INVALID;
419 darray_enumerate(i, led, keymap->leds)
420 if (led->name == atom)
423 return XKB_LED_INVALID;
427 * As below, but takes an explicit layout/level rather than state.
430 xkb_keymap_key_get_syms_by_level(struct xkb_keymap *keymap,
432 xkb_layout_index_t layout,
433 xkb_level_index_t level,
434 const xkb_keysym_t **syms_out)
436 const struct xkb_key *key = XkbKey(keymap, kc);
442 layout = wrap_group_into_range(layout, key->num_groups,
443 key->out_of_range_group_action,
444 key->out_of_range_group_number);
445 if (layout == XKB_LAYOUT_INVALID)
448 if (level >= XkbKeyGroupWidth(key, layout))
451 num_syms = key->groups[layout].levels[level].num_syms;
456 *syms_out = &key->groups[layout].levels[level].u.sym;
458 *syms_out = key->groups[layout].levels[level].u.syms;
468 * Simple boolean specifying whether or not the key should repeat.
471 xkb_keymap_key_repeats(struct xkb_keymap *keymap, xkb_keycode_t kc)
473 const struct xkb_key *key = XkbKey(keymap, kc);