- else if (code == KB_MAIL) {
- consumer_code = AL_EMAIL;
- } else if (code == KB_CALCULATOR) {
- consumer_code = AL_CALCULATOR;
- } else if (code == KB_MY_COMPUTER) {
- consumer_code = AL_LOCAL_BROWSER;
- }
- else if (code == KB_WWW_SEARCH) {
- consumer_code = AC_SEARCH;
- } else if (code == KB_WWW_HOME) {
- consumer_code = AC_HOME;
- } else if (code == KB_WWW_BACK) {
- consumer_code = AC_BACK;
- } else if (code == KB_WWW_FORWARD) {
- consumer_code = AC_FORWARD;
- } else if (code == KB_WWW_STOP) {
- consumer_code = AC_STOP;
- } else if (code == KB_WWW_REFRESH) {
- consumer_code = AC_REFRESH;
- } else if (code == KB_WWW_FAVORITES) {
- consumer_code = AC_BOOKMARKS;
+ }
+ }
+ return false;
+}
+
+static void register_code(uint8_t code)
+{
+debug("register_code\n");
+ if IS_KEY(code) {
+ host_add_key(code);
+ host_send_keyboard_report();
+ }
+ else if IS_MOD(code) {
+ host_add_mod_bit(MOD_BIT(code));
+ host_send_keyboard_report();
+ }
+ else if IS_MOUSEKEY(code) {
+ mousekey_on(code);
+ mousekey_send();
+ }
+ else if IS_CONSUMER(code) {
+debug("consumer\n");
+ uint16_t usage = 0;
+ switch (code) {
+ case KC_AUDIO_MUTE:
+ usage = AUDIO_MUTE;
+ break;
+ case KC_AUDIO_VOL_UP:
+ usage = AUDIO_VOL_UP;
+ break;
+ case KC_AUDIO_VOL_DOWN:
+ usage = AUDIO_VOL_DOWN;
+ break;
+ case KC_MEDIA_NEXT_TRACK:
+ usage = TRANSPORT_NEXT_TRACK;
+ break;
+ case KC_MEDIA_PREV_TRACK:
+ usage = TRANSPORT_PREV_TRACK;
+ break;
+ case KC_MEDIA_STOP:
+ usage = TRANSPORT_STOP;
+ break;
+ case KC_MEDIA_PLAY_PAUSE:
+ usage = TRANSPORT_PLAY_PAUSE;
+ break;
+ case KC_MEDIA_SELECT:
+ usage = AL_CC_CONFIG;
+ break;
+ case KC_MAIL:
+ usage = AL_EMAIL;
+ break;
+ case KC_CALCULATOR:
+ usage = AL_CALCULATOR;
+ break;
+ case KC_MY_COMPUTER:
+ usage = AL_LOCAL_BROWSER;
+ break;
+ case KC_WWW_SEARCH:
+ usage = AC_SEARCH;
+ break;
+ case KC_WWW_HOME:
+ usage = AC_HOME;
+ break;
+ case KC_WWW_BACK:
+ usage = AC_BACK;
+ break;
+ case KC_WWW_FORWARD:
+ usage = AC_FORWARD;
+ break;
+ case KC_WWW_STOP:
+ usage = AC_STOP;
+ break;
+ case KC_WWW_REFRESH:
+ usage = AC_REFRESH;
+ break;
+ case KC_WWW_FAVORITES:
+ usage = AC_BOOKMARKS;
+ break;
+ }
+debug("usage: "); phex16(usage); debug("\n");
+ host_consumer_send(usage);
+ }
+ else if IS_SYSTEM(code) {
+ uint16_t usage = 0;
+ switch (code) {
+ case KC_SYSTEM_POWER:
+ usage = SYSTEM_POWER_DOWN;
+ break;
+ case KC_SYSTEM_SLEEP:
+ usage = SYSTEM_SLEEP;
+ break;
+ case KC_SYSTEM_WAKE:
+ usage = SYSTEM_WAKE_UP;
+ break;
+ }
+ host_system_send(usage);
+ }
+
+}
+
+static void unregister_code(uint8_t code)
+{
+ if IS_KEY(code) {
+ host_del_key(code);
+ host_send_keyboard_report();
+ }
+ else if IS_MOD(code) {
+ host_del_mod_bit(MOD_BIT(code));
+ host_send_keyboard_report();
+ }
+ else if IS_MOUSEKEY(code) {
+ mousekey_off(code);
+ mousekey_send();
+ }
+ else if IS_CONSUMER(code) {
+ host_consumer_send(0x0000);
+ }
+ else if IS_SYSTEM(code) {
+ host_system_send(0x0000);
+ }
+}
+
+/*
+ *
+ * Event/State|IDLE DELAYING[f] WAITING[f,k] PRESSING
+ * -----------+------------------------------------------------------------------
+ * Fn Down |IDLE(L+) WAITING(Sk) WAITING(Sk) -
+ * Up |IDLE(L-) IDLE(L-) IDLE(L-) IDLE(L-)
+ * Fnk Down |DELAYING(Sf) WAITING(Sk) WAINTING(Sk) PRESSING(Rf)
+ * Up |IDLE(L-) IDLE(Rf,Uf) IDLE(Rf,Ps,Uf)*3 PRESSING(Uf)
+ * Key Down |PRESSING(Rk) WAITING(Sk) WAITING(Sk) PRESSING(Rk)
+ * Up |IDLE(Uk) DELAYING(Uk) IDLE(L+,Ps,Uk) IDLE(Uk)*4
+ * Delay |- IDLE(L+) IDLE(L+,Ps) -
+ * |
+ * No key Down|IDLE(Ld) IDLE(Ld) IDLE(Ld) IDLE(Ld)
+ *
+ * *2: register Fnk if any key is pressing
+ * *3: when Fnk == Stored Fnk, if not ignore.
+ * *4: when no registered key any more
+ *
+ * States:
+ * IDLE:
+ * DELAYING: delay layer switch after pressing Fn with alt keycode
+ * WAITING: key is pressed during DELAYING
+ *
+ * Events:
+ * Fn: Fn key without alternative keycode
+ * Fnk: Fn key with alternative keycode
+ * -: ignore
+ *
+ * Actions:
+ * Rk: register key
+ * Uk: unregister key
+ * Rf: register stored Fn(alt keycode)
+ * Uf: unregister stored Fn(alt keycode)
+ * Rs: register stored key
+ * Us: unregister stored key
+ * Sk: store key
+ * Sf: store Fn
+ * Ps: play stored key(Interpret stored key and transit state)
+ * L+: Switch to new layer(*retain* Modifiers only)
+ * L-: Switch back to last layer(*clear* stored key/Fn, *unregister* all Modifier/key)
+ * Ld: Switch back to default layer(*clear* stored key/Fn, *unregister* all Modifier/key)
+ */
+#define NEXT(state) do { \
+ debug("NEXT: "); print_P(state_str(kbdstate)); \
+ kbdstate = state; \
+ debug(" -> "); print_P(state_str(kbdstate)); debug("\n"); \
+} while (0)
+
+static inline void process_key(keyevent_t event)
+{
+ /* TODO: ring buffer
+ static keyrecord_t waiting_keys[5];
+ static uint8_t waiting_keys_head = 0;
+ static uint8_t waiting_keys_tail = 0;
+ */
+
+ uint8_t code = get_keycode(event.key);
+ keykind_t kind = get_keykind(code, event.pressed);
+
+ uint8_t tmp_mods;
+
+ debug("state: "); print_P(state_str(kbdstate));
+ debug(" kind: "); debug_hex(kind);
+ debug(" code: "); debug_hex(code);
+ if (event.pressed) { debug("d"); } else { debug("u"); }
+ debug("\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(keymap_fn_keycode(FN_INDEX(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;