users/333fred/333fred.c

   1 #include "333fred.h"
   2 #include "quantum.h"
   3 #include "action.h"
   4
   5 typedef enum {
   6     SINGLE_TAP, SINGLE_HOLD, DOUBLE
   7 } tap_dance_state_enum;
   8
   9 static tap_dance_state_enum tap_dance_state;
  10 static bool tap_dance_active = false;
  11
  12 void tap_dance_layer_finished(qk_tap_dance_state_t *state, void *user_data) {
  13     // Determine the current state
  14     if (state->count == 1) {
  15         if (state->interrupted || state->pressed == 0) tap_dance_state = SINGLE_TAP;
  16         else tap_dance_state = SINGLE_HOLD;
  17     } else {
  18         // Handle any number of other taps as a VIM movement hold
  19         tap_dance_state = DOUBLE;
  20     }
  21
  22     switch (tap_dance_state) {
  23         case SINGLE_TAP:
  24             if (tap_dance_active) {
  25                 reset_oneshot_layer();
  26                 tap_dance_active = false;
  27             } else {
  28                 set_oneshot_layer(SYMB, ONESHOT_START);
  29                 tap_dance_active = true;
  30             }
  31             break;
  32         case SINGLE_HOLD:
  33             layer_on(SYMB);
  34             break;
  35         case DOUBLE:
  36             layer_on(VIM);
  37     }
  38 }
  39
  40
  41 void tap_dance_layer_reset(qk_tap_dance_state_t *state, void *user_data) {
  42     switch(tap_dance_state) {
  43         case SINGLE_TAP:
  44             clear_oneshot_layer_state(ONESHOT_PRESSED);
  45             break;
  46         case SINGLE_HOLD:
  47             layer_off(SYMB);
  48             break;
  49         case DOUBLE:
  50             layer_off(VIM);
  51             break;
  52     }
  53 }
  54
  55 qk_tap_dance_action_t tap_dance_actions[] = {
  56     [TD_SYM_VIM] = ACTION_TAP_DANCE_FN_ADVANCED(NULL, tap_dance_layer_finished, tap_dance_layer_reset)
  57 };
  58
  59 void tap_dance_process_record(uint16_t keycode) {
  60     if (tap_dance_state == SINGLE_TAP && keycode != TD(TD_SYM_VIM)) {
  61         tap_dance_active = false;
  62     }
  63 }