Peter's keyboard firmware (QMK) https://qmk.fm/
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process_leader.c 2.1KB

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  1. /* Copyright 2016 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. #ifdef LEADER_ENABLE
  17. #include "process_leader.h"
  18. #ifndef LEADER_TIMEOUT
  19. #define LEADER_TIMEOUT 300
  20. #endif
  21. __attribute__ ((weak))
  22. void leader_start(void) {}
  23. __attribute__ ((weak))
  24. void leader_end(void) {}
  25. // Leader key stuff
  26. bool leading = false;
  27. uint16_t leader_time = 0;
  28. uint16_t leader_sequence[5] = {0, 0, 0, 0, 0};
  29. uint8_t leader_sequence_size = 0;
  30. void qk_leader_start(void) {
  31. if (leading) { return; }
  32. leader_start();
  33. leading = true;
  34. leader_time = timer_read();
  35. leader_sequence_size = 0;
  36. leader_sequence[0] = 0;
  37. leader_sequence[1] = 0;
  38. leader_sequence[2] = 0;
  39. leader_sequence[3] = 0;
  40. leader_sequence[4] = 0;
  41. }
  42. bool process_leader(uint16_t keycode, keyrecord_t *record) {
  43. // Leader key set-up
  44. if (record->event.pressed) {
  45. if (leading) {
  46. if (timer_elapsed(leader_time) < LEADER_TIMEOUT) {
  47. #ifndef LEADER_KEY_STRICT_KEY_PROCESSING
  48. if ((keycode >= QK_MOD_TAP && keycode <= QK_MOD_TAP_MAX) || (keycode >= QK_LAYER_TAP && keycode <= QK_LAYER_TAP_MAX)) {
  49. keycode = keycode & 0xFF;
  50. }
  51. #endif // LEADER_KEY_STRICT_KEY_PROCESSING
  52. leader_sequence[leader_sequence_size] = keycode;
  53. leader_sequence_size++;
  54. #ifdef LEADER_PER_KEY_TIMING
  55. leader_time = timer_read();
  56. #endif
  57. return false;
  58. }
  59. } else {
  60. if (keycode == KC_LEAD) {
  61. qk_leader_start();
  62. return false;
  63. }
  64. break;
  65. }
  66. }
  67. return true;
  68. }
  69. #endif