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 XKB_EXPORT struct xkb_keymap *
57 xkb_keymap_ref(struct xkb_keymap *keymap)
64 xkb_keymap_unref(struct xkb_keymap *keymap)
66 if (!keymap || --keymap->refcnt > 0)
71 xkb_foreach_key(key, keymap) {
73 for (unsigned i = 0; i < key->num_groups; i++) {
74 if (key->groups[i].levels) {
75 for (unsigned j = 0; j < XkbKeyGroupWidth(key, i); j++)
76 if (key->groups[i].levels[j].num_syms > 1)
77 free(key->groups[i].levels[j].u.syms);
78 free(key->groups[i].levels);
87 for (unsigned i = 0; i < keymap->num_types; i++) {
88 free(keymap->types[i].entries);
89 free(keymap->types[i].level_names);
93 free(keymap->sym_interprets);
94 free(keymap->key_aliases);
95 free(keymap->group_names);
96 darray_free(keymap->mods);
97 darray_free(keymap->leds);
98 free(keymap->keycodes_section_name);
99 free(keymap->symbols_section_name);
100 free(keymap->types_section_name);
101 free(keymap->compat_section_name);
102 xkb_context_unref(keymap->ctx);
106 static const struct xkb_keymap_format_ops *
107 get_keymap_format_ops(enum xkb_keymap_format format)
109 static const struct xkb_keymap_format_ops *keymap_format_ops[] = {
110 [XKB_KEYMAP_FORMAT_TEXT_V1] = &text_v1_keymap_format_ops,
113 if ((int) format < 0 || (int) format >= (int) ARRAY_SIZE(keymap_format_ops))
116 return keymap_format_ops[(int) format];
119 XKB_EXPORT struct xkb_keymap *
120 xkb_keymap_new_from_names(struct xkb_context *ctx,
121 const struct xkb_rule_names *rmlvo_in,
122 enum xkb_keymap_compile_flags flags)
124 struct xkb_keymap *keymap;
125 struct xkb_rule_names rmlvo;
126 const enum xkb_keymap_format format = XKB_KEYMAP_FORMAT_TEXT_V1;
127 const struct xkb_keymap_format_ops *ops;
129 ops = get_keymap_format_ops(format);
130 if (!ops || !ops->keymap_new_from_names) {
131 log_err_func(ctx, "unsupported keymap format: %d\n", format);
135 if (flags & ~(XKB_KEYMAP_COMPILE_NO_FLAGS)) {
136 log_err_func(ctx, "unrecognized flags: %#x\n", flags);
140 keymap = xkb_keymap_new(ctx, format, flags);
147 memset(&rmlvo, 0, sizeof(rmlvo));
148 xkb_context_sanitize_rule_names(ctx, &rmlvo);
150 if (!ops->keymap_new_from_names(keymap, &rmlvo)) {
151 xkb_keymap_unref(keymap);
158 XKB_EXPORT struct xkb_keymap *
159 xkb_keymap_new_from_string(struct xkb_context *ctx,
161 enum xkb_keymap_format format,
162 enum xkb_keymap_compile_flags flags)
164 return xkb_keymap_new_from_buffer(ctx, string, strlen(string),
168 XKB_EXPORT struct xkb_keymap *
169 xkb_keymap_new_from_buffer(struct xkb_context *ctx,
170 const char *buffer, size_t length,
171 enum xkb_keymap_format format,
172 enum xkb_keymap_compile_flags flags)
174 struct xkb_keymap *keymap;
175 const struct xkb_keymap_format_ops *ops;
177 ops = get_keymap_format_ops(format);
178 if (!ops || !ops->keymap_new_from_string) {
179 log_err_func(ctx, "unsupported keymap format: %d\n", format);
183 if (flags & ~(XKB_KEYMAP_COMPILE_NO_FLAGS)) {
184 log_err_func(ctx, "unrecognized flags: %#x\n", flags);
189 log_err_func1(ctx, "no buffer specified\n");
193 keymap = xkb_keymap_new(ctx, format, flags);
197 if (!ops->keymap_new_from_string(keymap, buffer, length)) {
198 xkb_keymap_unref(keymap);
205 XKB_EXPORT struct xkb_keymap *
206 xkb_keymap_new_from_file(struct xkb_context *ctx,
208 enum xkb_keymap_format format,
209 enum xkb_keymap_compile_flags flags)
211 struct xkb_keymap *keymap;
212 const struct xkb_keymap_format_ops *ops;
214 ops = get_keymap_format_ops(format);
215 if (!ops || !ops->keymap_new_from_file) {
216 log_err_func(ctx, "unsupported keymap format: %d\n", format);
220 if (flags & ~(XKB_KEYMAP_COMPILE_NO_FLAGS)) {
221 log_err_func(ctx, "unrecognized flags: %#x\n", flags);
226 log_err_func1(ctx, "no file specified\n");
230 keymap = xkb_keymap_new(ctx, format, flags);
234 if (!ops->keymap_new_from_file(keymap, file)) {
235 xkb_keymap_unref(keymap);
243 xkb_keymap_get_as_string(struct xkb_keymap *keymap,
244 enum xkb_keymap_format format)
246 const struct xkb_keymap_format_ops *ops;
248 if (format == XKB_KEYMAP_USE_ORIGINAL_FORMAT)
249 format = keymap->format;
251 ops = get_keymap_format_ops(format);
252 if (!ops || !ops->keymap_get_as_string) {
253 log_err_func(keymap->ctx, "unsupported keymap format: %d\n", format);
257 return ops->keymap_get_as_string(keymap);
261 * Returns the total number of modifiers active in the keymap.
263 XKB_EXPORT xkb_mod_index_t
264 xkb_keymap_num_mods(struct xkb_keymap *keymap)
266 return darray_size(keymap->mods);
270 * Return the name for a given modifier.
272 XKB_EXPORT const char *
273 xkb_keymap_mod_get_name(struct xkb_keymap *keymap, xkb_mod_index_t idx)
275 if (idx >= darray_size(keymap->mods))
278 return xkb_atom_text(keymap->ctx, darray_item(keymap->mods, idx).name);
282 * Returns the index for a named modifier.
284 XKB_EXPORT xkb_mod_index_t
285 xkb_keymap_mod_get_index(struct xkb_keymap *keymap, const char *name)
289 atom = xkb_atom_lookup(keymap->ctx, name);
290 if (atom == XKB_ATOM_NONE)
291 return XKB_MOD_INVALID;
293 return XkbModNameToIndex(keymap, atom, MOD_BOTH);
297 * Return the total number of active groups in the keymap.
299 XKB_EXPORT xkb_layout_index_t
300 xkb_keymap_num_layouts(struct xkb_keymap *keymap)
302 return keymap->num_groups;
306 * Returns the name for a given group.
308 XKB_EXPORT const char *
309 xkb_keymap_layout_get_name(struct xkb_keymap *keymap, xkb_layout_index_t idx)
311 if (idx >= keymap->num_group_names)
314 return xkb_atom_text(keymap->ctx, keymap->group_names[idx]);
318 * Returns the index for a named layout.
320 XKB_EXPORT xkb_layout_index_t
321 xkb_keymap_layout_get_index(struct xkb_keymap *keymap, const char *name)
323 xkb_atom_t atom = xkb_atom_lookup(keymap->ctx, name);
324 xkb_layout_index_t i;
326 if (atom == XKB_ATOM_NONE)
327 return XKB_LAYOUT_INVALID;
329 for (i = 0; i < keymap->num_group_names; i++)
330 if (keymap->group_names[i] == atom)
333 return XKB_LAYOUT_INVALID;
337 * Returns the number of layouts active for a particular key.
339 XKB_EXPORT xkb_layout_index_t
340 xkb_keymap_num_layouts_for_key(struct xkb_keymap *keymap, xkb_keycode_t kc)
342 const struct xkb_key *key = XkbKey(keymap, kc);
347 return key->num_groups;
351 * Returns the number of levels active for a particular key and layout.
353 XKB_EXPORT xkb_level_index_t
354 xkb_keymap_num_levels_for_key(struct xkb_keymap *keymap, xkb_keycode_t kc,
355 xkb_layout_index_t layout)
357 const struct xkb_key *key = XkbKey(keymap, kc);
362 layout = wrap_group_into_range(layout, key->num_groups,
363 key->out_of_range_group_action,
364 key->out_of_range_group_number);
365 if (layout == XKB_LAYOUT_INVALID)
368 return XkbKeyGroupWidth(key, layout);
372 * Return the total number of LEDs in the keymap.
374 XKB_EXPORT xkb_led_index_t
375 xkb_keymap_num_leds(struct xkb_keymap *keymap)
377 return darray_size(keymap->leds);
381 * Returns the name for a given LED.
383 XKB_EXPORT const char *
384 xkb_keymap_led_get_name(struct xkb_keymap *keymap, xkb_led_index_t idx)
386 if (idx >= darray_size(keymap->leds))
389 return xkb_atom_text(keymap->ctx, darray_item(keymap->leds, idx).name);
393 * Returns the index for a named LED.
395 XKB_EXPORT xkb_led_index_t
396 xkb_keymap_led_get_index(struct xkb_keymap *keymap, const char *name)
398 xkb_atom_t atom = xkb_atom_lookup(keymap->ctx, name);
400 const struct xkb_led *led;
402 if (atom == XKB_ATOM_NONE)
403 return XKB_LED_INVALID;
405 darray_enumerate(i, led, keymap->leds)
406 if (led->name == atom)
409 return XKB_LED_INVALID;
413 * As below, but takes an explicit layout/level rather than state.
416 xkb_keymap_key_get_syms_by_level(struct xkb_keymap *keymap,
418 xkb_layout_index_t layout,
419 xkb_level_index_t level,
420 const xkb_keysym_t **syms_out)
422 const struct xkb_key *key = XkbKey(keymap, kc);
428 layout = wrap_group_into_range(layout, key->num_groups,
429 key->out_of_range_group_action,
430 key->out_of_range_group_number);
431 if (layout == XKB_LAYOUT_INVALID)
434 if (level >= XkbKeyGroupWidth(key, layout))
437 num_syms = key->groups[layout].levels[level].num_syms;
442 *syms_out = &key->groups[layout].levels[level].u.sym;
444 *syms_out = key->groups[layout].levels[level].u.syms;
453 XKB_EXPORT xkb_keycode_t
454 xkb_keymap_min_keycode(struct xkb_keymap *keymap)
456 return keymap->min_key_code;
459 XKB_EXPORT xkb_keycode_t
460 xkb_keymap_max_keycode(struct xkb_keymap *keymap)
462 return keymap->max_key_code;
466 xkb_keymap_key_for_each(struct xkb_keymap *keymap, xkb_keymap_key_iter_t iter,
471 xkb_foreach_key(key, keymap)
472 iter(keymap, key->keycode, data);
476 * Simple boolean specifying whether or not the key should repeat.
479 xkb_keymap_key_repeats(struct xkb_keymap *keymap, xkb_keycode_t kc)
481 const struct xkb_key *key = XkbKey(keymap, kc);