-static inline void process_key(keyevent_t event)
-{
- uint8_t code = keymap_get_keycode(current_layer, event.key.row, event.key.col);
- keykind_t kind = get_keykind(code, event.pressed);
-
- uint8_t tmp_mods;
-
- Kdebug("state: "); Kdebug_P(state_str(kbdstate));
- Kdebug(" kind: "); Kdebug_hex(kind);
- Kdebug(" code: "); Kdebug_hex(code);
- if (event.pressed) { Kdebug("d"); } else { Kdebug("u"); }
- Kdebug("\n");
-
- switch (kbdstate) {
- case IDLE:
- switch (kind) {
- case FN_DOWN:
- layer_switch_on(code);
- break;
- case FN_UP:
- layer_switch_off(code);
- break;
- case FNK_DOWN:
- // repeat Fn alt key when press Fn key down, up then down again quickly
- if (KEYEQ(delayed_fn.event.key, event.key) &&
- timer_elapsed(delayed_fn.time) < LAYER_DELAY) {
- register_code(code);
- NEXT(PRESSING);
- } else {
- delayed_fn = (keyrecord_t) {
- .event = event,
- .code = code,
- .mods = keyboard_report->mods,
- .time = timer_read()
- };
- NEXT(DELAYING);
- }
- break;
- case FNK_UP:
- layer_switch_off(code);
- break;
- case KEY_DOWN:
- register_code(code);
- NEXT(PRESSING);
- break;
- case MOD_DOWN:
- register_code(code);
- break;
- case KEY_UP:
- case MOD_UP:
- unregister_code(code);
- break;
- default:
- break;
- }
- break;
- case PRESSING:
- switch (kind) {
- case FN_DOWN:
- // ignored when any key is pressed
- break;
- case FN_UP:
- if (layer_switch_off(code))
- NEXT(IDLE);
- break;
- case FNK_DOWN:
- register_code(code);
- break;
- case FNK_UP:
- if (layer_switch_off(code)) {
- NEXT(IDLE);
- } else {
- unregister_code(code);
- if (!anykey_sent_to_host())
- NEXT(IDLE);
- }
- break;
- case KEY_DOWN:
- case MOD_DOWN:
- register_code(code);
- break;
- case KEY_UP:
- case MOD_UP:
- unregister_code(code);
- if (!anykey_sent_to_host())
- NEXT(IDLE);
- break;
- default:
- break;
- }
- break;
- case DELAYING:
- switch (kind) {
- case FN_DOWN:
- case FNK_DOWN:
- case KEY_DOWN:
- waiting_key = (keyrecord_t) {
- .event = event,
- .code = code,
- .mods = keyboard_report->mods,
- .time = timer_read()
- };
- NEXT(WAITING);
- break;
- case MOD_DOWN:
- register_code(code);
- break;
- case FN_UP:
- if (layer_switch_off(code))
- NEXT(IDLE);
- break;
- case FNK_UP:
- if (code == delayed_fn.code) {
- // type Fn with alt keycode
- // restore the mod status at the time of pressing Fn key
- tmp_mods = keyboard_report->mods;
- host_set_mods(delayed_fn.mods);
- register_code(delayed_fn.code);
- unregister_code(delayed_fn.code);
- host_set_mods(tmp_mods);
- NEXT(IDLE);
- } else {
- if (layer_switch_off(code))
- NEXT(IDLE);
- }
- break;
- case KEY_UP:
- case MOD_UP:
- unregister_code(code);
- break;
- default:
- break;
- }
- break;
- case WAITING:
- switch (kind) {
- case FN_DOWN:
- case FNK_DOWN:
- case KEY_DOWN:
- tmp_mods = keyboard_report->mods;
- host_set_mods(delayed_fn.mods);
- register_code(delayed_fn.code);
- host_set_mods(waiting_key.mods);
- register_code(waiting_key.code);
- host_set_mods(tmp_mods);
- if (kind == FN_DOWN) {
- // ignore Fn
- } else if (kind == FNK_DOWN) {
- register_code(code);
- } else if (kind == KEY_DOWN) {
- register_code(code);
- }
- NEXT(IDLE);
- break;
- case MOD_DOWN:
- register_code(code);
- break;
- case FN_UP:
- if (layer_switch_off(code))
- NEXT(IDLE);
- break;
- case FNK_UP:
- if (code == delayed_fn.code) {
- // alt down, key down, alt up
- tmp_mods = keyboard_report->mods;
- host_set_mods(delayed_fn.mods);
- register_code(delayed_fn.code);
- host_set_mods(waiting_key.mods);
- register_code(waiting_key.code);
- unregister_code(delayed_fn.code);
- host_set_mods(tmp_mods);
- NEXT(IDLE);
- } else {
- if (layer_switch_off(code))
- NEXT(IDLE);
- }
- break;
- case KEY_UP:
- if (code == waiting_key.code) {
- layer_switch_on(delayed_fn.code);
- NEXT(IDLE);
- // process waiting_key
- tmp_mods = keyboard_report->mods;
- host_set_mods(waiting_key.mods);
- process_key(waiting_key.event);
- host_set_mods(tmp_mods);
- process_key(event);
- } else {
- unregister_code(code);
- }
- break;
- case MOD_UP:
- unregister_code(code);
- break;
- default:
- break;
- }
- break;
- }
-}