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#include "tap_dance.h"
#include "konstantin.h"
#define ACTION_TAP_DANCE_DOUBLE_MODS(mod1, mod2) { \
.fn = { td_double_mods_each, NULL, td_double_mods_reset }, \
.user_data = &(qk_tap_dance_pair_t){ mod1, mod2 }, \
}
void td_double_mods_each(qk_tap_dance_state_t *state, void *user_data) {
qk_tap_dance_pair_t *data = (qk_tap_dance_pair_t *)user_data;
// Single tap → mod1, double tap → mod2, triple tap etc. → mod1+mod2
if (state->count == 1 || state->count == 3) {
register_code(data->kc1);
} else if (state->count == 2) {
unregister_code(data->kc1);
register_code(data->kc2);
}
// Prevent tap dance from sending the mods as weak mods
state->weak_mods &= ~(MOD_BIT(data->kc1) | MOD_BIT(data->kc2));
}
void td_double_mods_reset(qk_tap_dance_state_t *state, void *user_data) {
qk_tap_dance_pair_t *data = (qk_tap_dance_pair_t *)user_data;
if (state->count == 1 || state->count >= 3) {
unregister_code(data->kc1);
}
if (state->count >= 2) {
unregister_code(data->kc2);
}
}
#define ACTION_TAP_DANCE_MOD_LAYER(mod, layer) { \
.fn = { td_mod_layer_each, NULL, td_mod_layer_reset }, \
.user_data = &(qk_tap_dance_dual_role_t){ mod, layer }, \
}
void td_mod_layer_each(qk_tap_dance_state_t *state, void *user_data) {
qk_tap_dance_dual_role_t *data = (qk_tap_dance_dual_role_t *)user_data;
// Single tap → mod, double tap → layer, triple tap etc. → mod+layer
if (state->count == 1 || state->count == 3) {
register_code(data->kc);
} else if (state->count == 2) {
unregister_code(data->kc);
// Prevent tap dance from sending the mod as a weak mod
state->weak_mods &= ~MOD_BIT(data->kc);
layer_on(data->layer);
}
}
void td_mod_layer_reset(qk_tap_dance_state_t *state, void *user_data) {
qk_tap_dance_dual_role_t *data = (qk_tap_dance_dual_role_t *)user_data;
if (state->count == 1 || state->count >= 3) {
unregister_code(data->kc);
}
if (state->count >= 2) {
layer_off(data->layer);
}
}
struct {
bool fn_on; // Layer state when tap dance started
bool started;
} td_fn_rctrl_data;
void td_fn_rctrl_each(qk_tap_dance_state_t *state, void *user_data) {
if (!td_fn_rctrl_data.started) {
td_fn_rctrl_data.fn_on = IS_LAYER_ON(L_FN);
td_fn_rctrl_data.started = true;
}
// Single tap → Fn, double tap → RCtrl, triple tap etc. → Fn+RCtrl
if (state->count == 1 || state->count == 3) {
layer_on(L_FN);
} else if (state->count == 2) {
if (!td_fn_rctrl_data.fn_on) {
layer_off(L_FN);
}
register_code(KC_RCTL);
}
}
void td_fn_rctrl_reset(qk_tap_dance_state_t *state, void *user_data) {
if ((state->count == 1 || state->count >= 3) && !td_fn_rctrl_data.fn_on) {
layer_off(L_FN);
}
if (state->count >= 2) {
unregister_code(KC_RCTL);
}
td_fn_rctrl_data.started = false;
}
qk_tap_dance_action_t tap_dance_actions[] = {
[TD_DST_A_R] = ACTION_TAP_DANCE_DOUBLE(DST_ADD, DST_REM),
[TD_RAL_LAL] = ACTION_TAP_DANCE_DOUBLE_MODS(KC_RALT, KC_LALT),
[TD_RAL_RGU] = ACTION_TAP_DANCE_DOUBLE_MODS(KC_RALT, KC_RGUI),
[TD_RCT_RSF] = ACTION_TAP_DANCE_DOUBLE_MODS(KC_RCTL, KC_RSFT),
[TD_LSFT_FN] = ACTION_TAP_DANCE_MOD_LAYER(KC_LSFT, L_FN),
[TD_RCTL_FN] = ACTION_TAP_DANCE_MOD_LAYER(KC_RCTL, L_FN),
[TD_FN_RCTL] = ACTION_TAP_DANCE_FN_ADVANCED(td_fn_rctrl_each, NULL, td_fn_rctrl_reset),
};
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