97 lines
2.5 KiB
C
97 lines
2.5 KiB
C
// Copyright 2022 Sergey Vlasov (@sigprof)
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "quantum.h"
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#include "tap_dance_defs.h"
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// Implement custom keycodes which are used to check that the layer switching
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// behaves properly.
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bool process_record_user(uint16_t keycode, keyrecord_t *record) {
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switch (keycode) {
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case FAST_AB:
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case SLOW_AB:
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if (record->event.pressed) {
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tap_code(KC_A);
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} else {
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tap_code(KC_B);
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}
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return keycode == SLOW_AB;
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case FAST_CD:
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case SLOW_CD:
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if (record->event.pressed) {
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tap_code(KC_C);
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} else {
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tap_code(KC_D);
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}
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return keycode == SLOW_CD;
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}
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return true;
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}
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// Implement a custom tap dance with the following behavior:
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// - single tap: KC_APP
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// - single hold: MO(1)
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// - double tap/hold: KC_RCTL
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// (The single tap and hold actions are mostly equivalent to LT(1, KC_APP).)
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enum lt_app_state {
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LTA_NONE,
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LTA_SINGLE_TAP,
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LTA_SINGLE_HOLD,
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LTA_DOUBLE_HOLD,
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};
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static enum lt_app_state saved_lt_app_state;
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static enum lt_app_state get_lt_app_state(tap_dance_state_t *state) {
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if (state->count == 1) {
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if (!state->pressed) {
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return LTA_SINGLE_TAP;
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} else {
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return LTA_SINGLE_HOLD;
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}
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} else if (state->count == 2) {
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return LTA_DOUBLE_HOLD;
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} else {
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return LTA_NONE;
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}
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}
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static void lt_app_finished(tap_dance_state_t *state, void *user_data) {
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saved_lt_app_state = get_lt_app_state(state);
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switch (saved_lt_app_state) {
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case LTA_NONE:
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break;
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case LTA_SINGLE_TAP:
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register_code(KC_APP);
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break;
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case LTA_SINGLE_HOLD:
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layer_on(1);
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break;
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case LTA_DOUBLE_HOLD:
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register_code(KC_RCTL);
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break;
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}
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}
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static void lt_app_reset(tap_dance_state_t *state, void *user_data) {
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switch (saved_lt_app_state) {
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case LTA_NONE:
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break;
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case LTA_SINGLE_TAP:
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unregister_code(KC_APP);
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break;
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case LTA_SINGLE_HOLD:
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layer_off(1);
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break;
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case LTA_DOUBLE_HOLD:
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unregister_code(KC_RCTL);
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break;
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}
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}
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tap_dance_action_t tap_dance_actions[] = {
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[TD_L_MOVE] = ACTION_TAP_DANCE_LAYER_MOVE(KC_APP, 1),
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[TD_L_TOGG] = ACTION_TAP_DANCE_LAYER_TOGGLE(KC_APP, 1),
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[TD_LT_APP] = ACTION_TAP_DANCE_FN_ADVANCED(NULL, lt_app_finished, lt_app_reset),
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};
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