process_unicodemap.c 1.5 KB

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  1. /* Copyright 2017 Jack Humbert
  2. *
  3. * This program is free software: you can redistribute it and/or modify
  4. * it under the terms of the GNU General Public License as published by
  5. * the Free Software Foundation, either version 2 of the License, or
  6. * (at your option) any later version.
  7. *
  8. * This program is distributed in the hope that it will be useful,
  9. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11. * GNU General Public License for more details.
  12. *
  13. * You should have received a copy of the GNU General Public License
  14. * along with this program. If not, see <http://www.gnu.org/licenses/>.
  15. */
  16. #include "process_unicodemap.h"
  17. __attribute__((weak)) uint16_t unicodemap_index(uint16_t keycode) {
  18. if (keycode >= QK_UNICODEMAP_PAIR) {
  19. // Keycode is a pair: extract index based on Shift / Caps Lock state
  20. uint16_t index = keycode - QK_UNICODEMAP_PAIR;
  21. bool shift = unicode_saved_mods & MOD_MASK_SHIFT;
  22. bool caps = IS_HOST_LED_ON(USB_LED_CAPS_LOCK);
  23. if (shift ^ caps) {
  24. index >>= 7;
  25. }
  26. return index & 0x7F;
  27. } else {
  28. // Keycode is a regular index
  29. return keycode - QK_UNICODEMAP;
  30. }
  31. }
  32. bool process_unicodemap(uint16_t keycode, keyrecord_t *record) {
  33. if (keycode >= QK_UNICODEMAP && keycode <= QK_UNICODEMAP_PAIR_MAX && record->event.pressed) {
  34. uint32_t code_point = pgm_read_dword(unicode_map + unicodemap_index(keycode));
  35. register_unicode(code_point);
  36. }
  37. return true;
  38. }