diff options
Diffstat (limited to 'common/action.c')
| -rw-r--r-- | common/action.c | 572 |
1 files changed, 572 insertions, 0 deletions
diff --git a/common/action.c b/common/action.c new file mode 100644 index 0000000000..d4aae207f4 --- /dev/null +++ b/common/action.c @@ -0,0 +1,572 @@ +#include "host.h" +#include "timer.h" +//#include "keymap.h" +#include "keycode.h" +#include "keyboard.h" +#include "mousekey.h" +#include "command.h" +#include "util.h" +#include "debug.h" +#include "action.h" + +#define Kdebug(s) do { if (debug_keyboard) debug(s); } while(0) +#define Kdebug_P(s) do { if (debug_keyboard) debug_P(s); } while(0) +#define Kdebug_hex(s) do { if (debug_keyboard) debug_hex(s); } while(0) + + +/* + * + * Event/State|IDLE PRESSING DELAYING[f] WAITING[f,k] + * -----------+------------------------------------------------------------------ + * Fn Down |(L+) -*1 WAITING(Sk) IDLE(Rf,Ps)*7 + * Up |(L-) IDLE(L-)*8 IDLE(L-)*8 IDLE(L-)*8 + * Fnk Down |DELAYING(Sf)* (Rf) WAITING(Sk) IDLE(Rf,Ps,Rf) + * Up |(L-) IDLE(L-/Uf)*8 IDLE(Rf,Uf/L-)*3 IDLE(Rf,Ps,Uf/L-)*3 + * Key Down |PRESSING(Rk) (Rk) WAITING(Sk) IDLE(Rf,Ps,Rk) + * Up |(Uk) IDLE(Uk)*4 (Uk) IDLE(L+,Ps,Pk)/(Uk)*a + * | + * Delay |- - IDLE(L+) IDLE(L+,Ps) + * Magic Key |COMMAND*5 + * + * *1: ignore Fn if other key is down. + * *2: register Fnk if any key is pressing + * *3: register/unregister delayed Fnk and move to IDLE if code == delayed Fnk, else *8 + * *4: if no keys registered to host + * *5: unregister all keys + * *6: only if no keys down + * *7: ignore Fn because Fnk key and stored key are down. + * *8: move to IDLE if layer switch(off) occurs, else stay at current state + * *9: repeat key if pressing Fnk twice quickly(move to PRESSING) + * *a: layer switch and process waiting key and code if code == wainting key, else unregister key + * + * States: + * IDLE: No key is down except modifiers + * 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 + * Delay: layer switch delay term is elapsed + * + * Actions: + * Rk: register key + * Uk: unregister key + * Rf: register Fn(alt keycode) + * Uf: unregister Fn(alt keycode) + * Rs: register stored key + * Us: unregister stored key + * Sk: Store key(waiting Key) + * Sf: Store Fn(delayed Fn) + * Ps: Process stored key + * Ps: Process key + * Is: Interpret stored keys in current layer + * L+: Switch to new layer(*unregister* all keys but modifiers) + * L-: Switch back to last layer(*unregister* all keys but modifiers) + * Ld: Switch back to default layer(*unregister* all keys but modifiers) + */ + + +typedef enum { IDLE, DELAYING, WAITING, PRESSING } kbdstate_t; +#define NEXT(state) do { \ + Kdebug("NEXT: "); Kdebug_P(state_str(kbdstate)); \ + kbdstate = state; \ + Kdebug(" -> "); Kdebug_P(state_str(kbdstate)); Kdebug("\n"); \ +} while (0) + + +static kbdstate_t kbdstate = IDLE; +static uint8_t fn_state_bits = 0; +static keyrecord_t delayed_fn = {}; +static keyrecord_t waiting_key = {}; + +static const char *state_str(kbdstate_t state) +{ + if (state == IDLE) return PSTR("IDLE"); + if (state == DELAYING) return PSTR("DELAYING"); + if (state == WAITING) return PSTR("WAITING"); + if (state == PRESSING) return PSTR("PRESSING"); + return PSTR("UNKNOWN"); +} +static bool anykey_sent_to_host(void) +{ + return (host_has_anykey() || host_mouse_in_use() || + host_last_sysytem_report() || host_last_consumer_report()); +} + + + +/* +static void layer_switch_on(uint8_t code); +static void layer_switch_off(uint8_t code); +static void key_action(uint8_t code, keyevent_t event); +static void key_pressed(uint8_t code, keyevent_t event); +static void key_released(uint8_t code, keyevent_t event); +static void mod_pressed(uint8_t code, keyevent_t event); +static void mod_released(uint8_t code, keyevent_t event); +*/ + +static void register_code(uint8_t code); +static void unregister_code(uint8_t code); +static void register_mods(uint8_t mods); +static void unregister_mods(uint8_t mods); +static void clear_keyboard(void); +static void clear_keyboard_but_mods(void); +static void layer_switch(uint8_t new_layer); + + +/* tap */ +#define TAP_TIME 200 +static keyevent_t last_event = {}; +static uint16_t last_event_time = 0; +static uint8_t tap_count = 0; + +/* layer */ +uint8_t default_layer = 0; +uint8_t current_layer = 0; +uint8_t waiting_layer = 0; + + +void action_exec(action_t action, keyevent_t event) +{ + /* count tap when key is up */ + if (KEYEQ(event.key, last_event.key) && timer_elapsed(last_event_time) < TAP_TIME) { + if (!event.pressed) tap_count++; + } else { + tap_count = 0; + } + + debug("action: "); debug_hex16(action.code); debug("\n"); + debug("kind.id: "); debug_hex(action.kind.id); debug("\n"); + debug("kind.param: "); debug_hex16(action.kind.param); debug("\n"); + debug("key.code: "); debug_hex(action.key.code); debug("\n"); + debug("key.mods: "); debug_hex(action.key.mods); debug("\n"); + + switch (action.kind.id) { + case ACT_LMODS: + if (event.pressed) { + register_mods(action.key.mods); + register_code(action.key.code); + } else { + unregister_code(action.key.code); + unregister_mods(action.key.mods); + } + break; + case ACT_RMODS: + if (event.pressed) { + register_mods(action.key.mods<<4); + register_code(action.key.code); + } else { + unregister_code(action.key.code); + unregister_mods(action.key.mods<<4); + } + break; + case ACT_LAYER: + switch (action.layer_key.code) { + case 0x00: // Momentary switch + // TODO: history of layer switch + if (event.pressed) { + layer_switch(action.layer_key.layer); + } else { + layer_switch(default_layer); + } + break; + case 0x01: // Oneshot switch + // TODO: + break; + case 0x02: // reserved + case 0x03: // reserved + break; + case 0xF0 ... 0xF7: // Tap to enable/disable + case 0xF8 ... 0xFF: // Tap to toggle layer + // TODO: + break; + default: // with keycode for tap + debug("tap: "); debug_hex(tap_count); debug("\n"); + // TODO: layer switch + // TODO: in case tap is interrupted by other key + + + if (event.pressed) { + // when any key down + if (host_has_anykey()) { + if (tap_count == 0) + register_code(action.layer_key.code); + } else { + } + + if (tap_count == 0) { + if (host_has_anykey()) { + register_code(action.layer_key.code); + } else { + waiting_layer = action.layer_key.layer; + } + } + // register key when press after a tap + if (tap_count > 0) { + register_code(action.layer_key.code); + } + } else { + // type key after tap + if (tap_count == 1) { + register_code(action.layer_key.code); + } + unregister_code(action.layer_key.code); + } + break; + } + break; + case ACT_USAGE: +#ifdef EXTRAKEY_ENABLE + switch (action.usage.page) { + case ACTION_USAGE_PAGE_SYSTEM: + if (event.pressed) { + host_system_send(action.usage.code); + } else { + host_system_send(0); + } + break; + case ACTION_USAGE_PAGE_CONSUMER: + if (event.pressed) { + host_consumer_send(action.usage.code); + } else { + host_consumer_send(0); + } + break; + } +#endif + break; + case ACT_MOUSEKEY: +#ifdef MOUSEKEY_ENABLE + if (event.pressed) { + mousekey_on(action.key.code); + mousekey_send(); + } else { + mousekey_off(action.key.code); + mousekey_send(); + } +#endif + break; + case ACT_LMOD_TAP: + case ACT_RMOD_TAP: + case ACT_MACRO: + case ACT_COMMAND: + case ACT_FUNCTION: + default: + break; + } + + /* last event */ + last_event = event; + last_event_time = timer_read(); +} + + +#if 0 +/* Key Action */ +inline +static void key_action(uint8_t code, keyevent_t event) +{ + if (event.pressed) + key_pressed(code, event); + else + key_released(code, event); +} + +void fn_action(uint8_t code, keyevent_t event) +{ +} + +/* Key */ +inline static void key_pressed(uint8_t code, keyevent_t event) +{ + uint8_t tmp_mods; + switch (kbdstate) { + case IDLE: + register_code(code); + NEXT(PRESSING); + break; + case PRESSING: + register_code(code); + break; + case DELAYING: + waiting_key = (keyrecord_t) { + .event = event, + .code = code, + .mods = keyboard_report->mods, + .time = timer_read() + }; + NEXT(WAITING); + break; + case WAITING: + // play back key stroke + 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); + register_code(code); + NEXT(IDLE); + break; + } +} +inline static void key_released(uint8_t code, keyevent_t event) +{ + uint8_t tmp_mods; + switch (kbdstate) { + case IDLE: + unregister_code(code); + break; + case PRESSING: + unregister_code(code); + if (!anykey_sent_to_host()) + NEXT(IDLE); + break; + case DELAYING: + unregister_code(code); + break; + case WAITING: + 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); + keymap_process_event(waiting_key.event); + host_set_mods(tmp_mods); + keymap_process_event(event); + } else { + unregister_code(code); + } + break; + } +} + +/* layer switch momentary */ +inline static void layerkey_pressed(uint8_t code, keyevent_t event) +{ + uint8_t tmp_mods; + switch (kbdstate) { + case IDLE: + layer_switch_on(code); + break; + case PRESSING: + // ignore + break; + case DELAYING: + waiting_key = (keyrecord_t) { + .event = event, + .code = code, + .mods = keyboard_report->mods, + .time = timer_read() + }; + NEXT(WAITING); + break; + case WAITING: + 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; + } +} +inline static void layerkey_released(uint8_t code, keyevent_t event) +{ + switch (kbdstate) { + case IDLE: + layer_switch_off(code); + break; + case PRESSING: + case DELAYING: + case WAITING: + if (layer_switch_off(code)) + NEXT(IDLE); + break; + } +} +#endif + + +static void register_code(uint8_t code) +{ + if (code == KC_NO) { + return; + } + else if IS_KEY(code) { + // TODO: should push command_proc out of this block? + if (!command_proc(code)) { + host_add_key(code); + host_send_keyboard_report(); + } + } + else if IS_MOD(code) { + host_add_mods(MOD_BIT(code)); + host_send_keyboard_report(); + } +#ifdef MOUSEKEY_ENABLE + else if IS_MOUSEKEY(code) { + mousekey_on(code); + mousekey_send(); + } +#endif +#ifdef EXTRAKEY_ENABLE + else if IS_CONSUMER(code) { + 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; + } + 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); + } +#endif +} + +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_mods(MOD_BIT(code)); + host_send_keyboard_report(); + } +#ifdef MOUSEKEY_ENABLE + else if IS_MOUSEKEY(code) { + mousekey_off(code); + mousekey_send(); + } +#endif +#ifdef EXTRAKEY_ENABLE + else if IS_CONSUMER(code) { + host_consumer_send(0x0000); + } + else if IS_SYSTEM(code) { + host_system_send(0x0000); + } +#endif +} + +static void register_mods(uint8_t mods) +{ + if (!mods) return; + host_add_mods(mods); + host_send_keyboard_report(); +} + +static void unregister_mods(uint8_t mods) +{ + if (!mods) return; + host_del_mods(mods); + host_send_keyboard_report(); +} + +static void clear_keyboard(void) +{ + host_clear_mods(); + clear_keyboard_but_mods(); +} + +static void clear_keyboard_but_mods(void) +{ + host_clear_keys(); + host_send_keyboard_report(); +#ifdef MOUSEKEY_ENABLE + mousekey_clear(); + mousekey_send(); +#endif +#ifdef EXTRAKEY_ENABLE + host_system_send(0); + host_consumer_send(0); +#endif +} + +static void layer_switch(uint8_t new_layer) +{ + if (current_layer != new_layer) { + Kdebug("Layer Switch: "); Kdebug_hex(current_layer); + Kdebug(" -> "); Kdebug_hex(new_layer); Kdebug("\n"); + + current_layer = new_layer; + clear_keyboard_but_mods(); // To avoid stuck keys + } +} |