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- /*
- Copyright 2012,2013 Jun Wako <[email protected]>
-
- This program is free software: you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation, either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
- #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 "layer_switch.h"
- #include "action_macro.h"
- #include "action.h"
-
-
- static void process_action(keyrecord_t *record);
- static bool process_tapping(keyrecord_t *record);
- static void waiting_buffer_scan_tap(void);
-
- static void debug_event(keyevent_t event);
- static void debug_record(keyrecord_t record);
- static void debug_action(action_t action);
- static void debug_tapping_key(void);
- static void debug_waiting_buffer(void);
-
-
- /*
- * Tapping
- */
- /* period of tapping(ms) */
- #ifndef TAPPING_TERM
- #define TAPPING_TERM 200
- #endif
-
- /* tap count needed for toggling a feature */
- #ifndef TAPPING_TOGGLE
- #define TAPPING_TOGGLE 5
- #endif
-
- /* stores a key event of current tap. */
- static keyrecord_t tapping_key = {};
-
- #define IS_TAPPING() !IS_NOEVENT(tapping_key.event)
- #define IS_TAPPING_PRESSED() (IS_TAPPING() && tapping_key.event.pressed)
- #define IS_TAPPING_RELEASED() (IS_TAPPING() && !tapping_key.event.pressed)
- #define IS_TAPPING_KEY(k) (IS_TAPPING() && KEYEQ(tapping_key.event.key, (k)))
- #define WITHIN_TAPPING_TERM(e) (TIMER_DIFF_16(e.time, tapping_key.event.time) < TAPPING_TERM)
-
-
- /*
- * Waiting buffer
- *
- * stores key events waiting for settling current tap.
- */
- #define WAITING_BUFFER_SIZE 8
- static keyrecord_t waiting_buffer[WAITING_BUFFER_SIZE] = {};
-
- /* point to empty cell to enq */
- static uint8_t waiting_buffer_head = 0;
-
- /* point to the oldest data cell to deq */
- static uint8_t waiting_buffer_tail = 0;
-
- static bool waiting_buffer_enq(keyrecord_t record)
- {
- if (IS_NOEVENT(record.event)) {
- return true;
- }
-
- if ((waiting_buffer_head + 1) % WAITING_BUFFER_SIZE == waiting_buffer_tail) {
- debug("waiting_buffer_enq: Over flow.\n");
- return false;
- }
-
- waiting_buffer[waiting_buffer_head] = record;
- waiting_buffer_head = (waiting_buffer_head + 1) % WAITING_BUFFER_SIZE;
-
- debug("waiting_buffer_enq: "); debug_waiting_buffer();
- return true;
- }
-
- static void waiting_buffer_clear(void)
- {
- waiting_buffer_head = 0;
- waiting_buffer_tail = 0;
- }
-
- #if TAPPING_TERM >= 500
- static bool waiting_buffer_typed(keyevent_t event)
- {
- for (uint8_t i = waiting_buffer_tail; i != waiting_buffer_head; i = (i + 1) % WAITING_BUFFER_SIZE) {
- if (KEYEQ(event.key, waiting_buffer[i].event.key) && event.pressed != waiting_buffer[i].event.pressed) {
- return true;
- }
- }
- return false;
- }
- #endif
-
- bool waiting_buffer_has_anykey_pressed(void)
- {
- for (uint8_t i = waiting_buffer_tail; i != waiting_buffer_head; i = (i + 1) % WAITING_BUFFER_SIZE) {
- if (waiting_buffer[i].event.pressed) return true;
- }
- return false;
- }
-
-
- /* Oneshot modifier
- *
- * Problem: Want to capitalize like 'The' but the result tends to be 'THe'.
- * Solution: Oneshot modifier have its effect on only one key coming next.
- * Tap Shift, then type 't', 'h' and 'e'. Not need to hold Shift key.
- *
- * Hold: works as normal modifier.
- * Tap: one shot modifier.
- * 2 Tap: cancel one shot modifier.
- * 5-Tap: toggles enable/disable oneshot feature.
- */
- static struct {
- uint8_t mods;
- uint8_t time;
- bool ready;
- bool disabled;
- } oneshot_state;
-
- static void oneshot_start(uint8_t mods, uint16_t time)
- {
- oneshot_state.mods = mods;
- oneshot_state.time = time;
- oneshot_state.ready = true;
- }
-
- static void oneshot_cancel(void)
- {
- oneshot_state.mods = 0;
- oneshot_state.time = 0;
- oneshot_state.ready = false;
- }
-
- static void oneshot_toggle(void)
- {
- oneshot_state.disabled = !oneshot_state.disabled;
- }
-
-
-
- void action_exec(keyevent_t event)
- {
- if (!IS_NOEVENT(event)) {
- debug("\n---- action_exec: start -----\n");
- debug("EVENT: "); debug_event(event); debug("\n");
- }
-
- keyrecord_t record = { .event = event };
-
- // pre-process on tapping
- if (process_tapping(&record)) {
- if (!IS_NOEVENT(record.event)) {
- debug("processed: "); debug_record(record); debug("\n");
- }
- } else {
- // enqueue
- if (!waiting_buffer_enq(record)) {
- // clear all in case of overflow.
- debug("OVERFLOW: CLEAR ALL STATES\n");
- clear_keyboard();
- waiting_buffer_clear();
- tapping_key = (keyrecord_t){};
- }
- }
-
- // process waiting_buffer
- if (!IS_NOEVENT(event) && waiting_buffer_head != waiting_buffer_tail) {
- debug("---- action_exec: process waiting_buffer -----\n");
- }
-
- for (; waiting_buffer_tail != waiting_buffer_head; waiting_buffer_tail = (waiting_buffer_tail + 1) % WAITING_BUFFER_SIZE) {
- if (process_tapping(&waiting_buffer[waiting_buffer_tail])) {
- debug("processed: waiting_buffer["); debug_dec(waiting_buffer_tail); debug("] = ");
- debug_record(waiting_buffer[waiting_buffer_tail]); debug("\n\n");
- } else {
- break;
- }
- }
- if (!IS_NOEVENT(event)) {
- debug("\n");
- }
- }
-
- static void process_action(keyrecord_t *record)
- {
- keyevent_t event = record->event;
- uint8_t tap_count = record->tap.count;
-
- if (IS_NOEVENT(event)) { return; }
-
- action_t action = layer_switch_get_action(event.key);
- debug("ACTION: "); debug_action(action);
- debug(" overlays: "); overlay_debug();
- debug(" keymaps: "); keymap_debug();
- debug(" default_layer: "); debug_dec(default_layer); debug("\n");
-
- switch (action.kind.id) {
- /* Key and Mods */
- case ACT_LMODS:
- case ACT_RMODS:
- {
- uint8_t mods = (action.kind.id == ACT_LMODS) ? action.key.mods :
- action.key.mods<<4;
- if (event.pressed) {
- uint8_t tmp_mods = host_get_mods();
- if (mods) {
- host_add_mods(mods);
- host_send_keyboard_report();
- }
- register_code(action.key.code);
- if (mods && action.key.code) {
- host_set_mods(tmp_mods);
- host_send_keyboard_report();
- }
- } else {
- if (mods && !action.key.code) {
- host_del_mods(mods);
- host_send_keyboard_report();
- }
- unregister_code(action.key.code);
- }
- }
- break;
- case ACT_LMODS_TAP:
- case ACT_RMODS_TAP:
- {
- uint8_t mods = (action.kind.id == ACT_LMODS_TAP) ? action.key.mods :
- action.key.mods<<4;
- switch (action.layer.code) {
- case 0x00:
- // Oneshot modifier
- if (event.pressed) {
- if (tap_count == 0) {
- debug("MODS_TAP: Oneshot: add_mods\n");
- add_mods(mods);
- }
- else if (tap_count == 1) {
- debug("MODS_TAP: Oneshot: start\n");
- oneshot_start(mods, event.time);
- }
- else if (tap_count == TAPPING_TOGGLE) {
- debug("MODS_TAP: Oneshot: toggle\n");
- oneshot_toggle();
- }
- else {
- debug("MODS_TAP: Oneshot: cancel&add_mods\n");
- // double tap cancels oneshot and works as normal modifier.
- oneshot_cancel();
- add_mods(mods);
- }
- } else {
- if (tap_count == 0) {
- debug("MODS_TAP: Oneshot: cancel/del_mods\n");
- // cancel oneshot on hold
- oneshot_cancel();
- del_mods(mods);
- }
- else if (tap_count == 1) {
- debug("MODS_TAP: Oneshot: del_mods\n");
- // retain Oneshot
- del_mods(mods);
- }
- else {
- debug("MODS_TAP: Oneshot: del_mods\n");
- // cancel Mods
- del_mods(mods);
- }
- }
- break;
- default:
- if (event.pressed) {
- if (tap_count > 0) {
- if (waiting_buffer_has_anykey_pressed()) {
- debug("MODS_TAP: Tap: Cancel: add_mods\n");
- // ad hoc: set 0 to cancel tap
- record->tap.count = 0;
- add_mods(mods);
- } else {
- debug("MODS_TAP: Tap: register_code\n");
- register_code(action.key.code);
- }
- } else {
- debug("MODS_TAP: No tap: add_mods\n");
- add_mods(mods);
- }
- } else {
- if (tap_count > 0) {
- debug("MODS_TAP: Tap: unregister_code\n");
- unregister_code(action.key.code);
- } else {
- debug("MODS_TAP: No tap: add_mods\n");
- del_mods(mods);
- }
- }
- break;
- }
- }
- break;
-
- /* other HID usage */
- case ACT_USAGE:
- #ifdef EXTRAKEY_ENABLE
- switch (action.usage.page) {
- case PAGE_SYSTEM:
- if (event.pressed) {
- host_system_send(action.usage.code);
- } else {
- host_system_send(0);
- }
- break;
- case PAGE_CONSUMER:
- if (event.pressed) {
- host_consumer_send(action.usage.code);
- } else {
- host_consumer_send(0);
- }
- break;
- }
- #endif
- break;
-
- /* Mouse key */
- 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_KEYMAP:
- switch (action.layer.code) {
- /* Keymap clear */
- case OP_RESET:
- switch (action.layer.val & 0x03) {
- case 0:
- // NOTE: reserved
- overlay_clear();
- keymap_clear();
- break;
- case ON_PRESS:
- if (event.pressed) {
- overlay_clear();
- keymap_clear();
- }
- break;
- case ON_RELEASE:
- if (!event.pressed) {
- overlay_clear();
- keymap_clear();
- }
- break;
- case ON_BOTH:
- overlay_clear();
- keymap_clear();
- break;
- /* NOTE: 4-7 rserved */
- }
- break;
- /* Keymap Reset default layer */
- case (OP_RESET | ON_PRESS):
- if (event.pressed) {
- default_layer_set(action.layer.val);
- }
- break;
- case (OP_RESET | ON_RELEASE):
- if (!event.pressed) {
- default_layer_set(action.layer.val);
- }
- break;
- case (OP_RESET | ON_BOTH):
- default_layer_set(action.layer.val);
- break;
-
- /* Keymap Bit invert */
- case OP_INV:
- /* with tap toggle */
- if (event.pressed) {
- if (tap_count < TAPPING_TOGGLE) {
- debug("KEYMAP_INV: tap toggle(press).\n");
- keymap_invert(action.layer.val);
- }
- } else {
- if (tap_count <= TAPPING_TOGGLE) {
- debug("KEYMAP_INV: tap toggle(release).\n");
- keymap_invert(action.layer.val);
- }
- }
- break;
- case (OP_INV | ON_PRESS):
- if (event.pressed) {
- keymap_invert(action.layer.val);
- }
- break;
- case (OP_INV | ON_RELEASE):
- if (!event.pressed) {
- keymap_invert(action.layer.val);
- }
- break;
- case (OP_INV | ON_BOTH):
- keymap_invert(action.layer.val);
- break;
-
- /* Keymap Bit on */
- case OP_ON:
- if (event.pressed) {
- keymap_on(action.layer.val);
- } else {
- keymap_off(action.layer.val);
- }
- break;
- case (OP_ON | ON_PRESS):
- if (event.pressed) {
- keymap_on(action.layer.val);
- }
- break;
- case (OP_ON | ON_RELEASE):
- if (!event.pressed) {
- keymap_on(action.layer.val);
- }
- break;
- case (OP_ON | ON_BOTH):
- keymap_on(action.layer.val);
- break;
-
- /* Keymap Bit off */
- case OP_OFF:
- if (event.pressed) {
- keymap_off(action.layer.val);
- } else {
- keymap_on(action.layer.val);
- }
- break;
- case (OP_OFF | ON_PRESS):
- if (event.pressed) {
- keymap_off(action.layer.val);
- }
- break;
- case (OP_OFF | ON_RELEASE):
- if (!event.pressed) {
- keymap_off(action.layer.val);
- }
- break;
- case (OP_OFF | ON_BOTH):
- keymap_off(action.layer.val);
- break;
-
- /* Keymap Bit set */
- case OP_SET:
- if (event.pressed) {
- keymap_set(action.layer.val);
- } else {
- keymap_clear();
- }
- break;
- case (OP_SET | ON_PRESS):
- if (event.pressed) {
- keymap_set(action.layer.val);
- }
- break;
- case (OP_SET | ON_RELEASE):
- if (!event.pressed) {
- keymap_set(action.layer.val);
- }
- break;
- case (OP_SET | ON_BOTH):
- keymap_set(action.layer.val);
- break;
-
- /* Keymap Bit invert with tap key */
- default:
- if (event.pressed) {
- if (tap_count > 0) {
- debug("KEYMAP_TAP_KEY: Tap: register_code\n");
- register_code(action.layer.code);
- } else {
- debug("KEYMAP_TAP_KEY: No tap: On on press\n");
- keymap_on(action.layer.val);
- }
- } else {
- if (tap_count > 0) {
- debug("KEYMAP_TAP_KEY: Tap: unregister_code\n");
- unregister_code(action.layer.code);
- } else {
- debug("KEYMAP_TAP_KEY: No tap: Off on release\n");
- keymap_off(action.layer.val);
- }
- }
- break;
- }
- break;
-
- case ACT_OVERLAY:
- switch (action.layer.code) {
- // Overlay Invert bit4
- case OP_INV4 | 0:
- if (action.layer.val == 0) {
- // NOTE: reserved for future use
- overlay_clear();
- } else {
- overlay_set(overlay_stat ^ action.layer.val);
- }
- break;
- case OP_INV4 | 1:
- if (action.layer.val == 0) {
- // on pressed
- if (event.pressed) overlay_clear();
- } else {
- overlay_set(overlay_stat ^ action.layer.val<<4);
- }
- break;
- case OP_INV4 | 2:
- if (action.layer.val == 0) {
- // on released
- if (!event.pressed) overlay_clear();
- } else {
- overlay_set(overlay_stat ^ action.layer.val<<8);
- }
- break;
- case OP_INV4 | 3:
- if (action.layer.val == 0) {
- // on both
- overlay_clear();
- } else {
- overlay_set(overlay_stat ^ action.layer.val<<12);
- }
- break;
-
- /* Overlay Bit invert */
- case OP_INV:
- /* with tap toggle */
- if (event.pressed) {
- if (tap_count < TAPPING_TOGGLE) {
- debug("OVERLAY_INV: tap toggle(press).\n");
- overlay_invert(action.layer.val);
- }
- } else {
- if (tap_count <= TAPPING_TOGGLE) {
- debug("OVERLAY_INV: tap toggle(release).\n");
- overlay_invert(action.layer.val);
- }
- }
- break;
- case (OP_INV | ON_PRESS):
- if (event.pressed) {
- overlay_invert(action.layer.val);
- }
- break;
- case (OP_INV | ON_RELEASE):
- if (!event.pressed) {
- overlay_invert(action.layer.val);
- }
- break;
- case (OP_INV | ON_BOTH):
- overlay_invert(action.layer.val);
- break;
-
- /* Overlay Bit on */
- case OP_ON:
- if (event.pressed) {
- overlay_on(action.layer.val);
- } else {
- overlay_off(action.layer.val);
- }
- break;
- case (OP_ON | ON_PRESS):
- if (event.pressed) {
- overlay_on(action.layer.val);
- }
- break;
- case (OP_ON | ON_RELEASE):
- if (!event.pressed) {
- overlay_on(action.layer.val);
- }
- break;
- case (OP_ON | ON_BOTH):
- overlay_on(action.layer.val);
- break;
-
- /* Overlay Bit off */
- case OP_OFF:
- if (event.pressed) {
- overlay_off(action.layer.val);
- } else {
- overlay_on(action.layer.val);
- }
- break;
- case (OP_OFF | ON_PRESS):
- if (event.pressed) {
- overlay_off(action.layer.val);
- }
- break;
- case (OP_OFF | ON_RELEASE):
- if (!event.pressed) {
- overlay_off(action.layer.val);
- }
- break;
- case (OP_OFF | ON_BOTH):
- overlay_off(action.layer.val);
- break;
-
- /* Overlay Bit set */
- case OP_SET:
- if (event.pressed) {
- overlay_move(action.layer.val);
- } else {
- overlay_clear();
- }
- break;
- case (OP_SET | ON_PRESS):
- if (event.pressed) {
- overlay_move(action.layer.val);
- }
- break;
- case (OP_SET | ON_RELEASE):
- if (!event.pressed) {
- overlay_move(action.layer.val);
- }
- break;
- case (OP_SET | ON_BOTH):
- overlay_move(action.layer.val);
- break;
-
- /* Overlay Bit invert with tap key */
- default:
- if (event.pressed) {
- if (tap_count > 0) {
- debug("OVERLAY_TAP_KEY: Tap: register_code\n");
- register_code(action.layer.code);
- } else {
- debug("OVERLAY_TAP_KEY: No tap: On on press\n");
- overlay_on(action.layer.val);
- }
- } else {
- if (tap_count > 0) {
- debug("OVERLAY_TAP_KEY: Tap: unregister_code\n");
- unregister_code(action.layer.code);
- } else {
- debug("OVERLAY_TAP_KEY: No tap: Off on release\n");
- overlay_off(action.layer.val);
- }
- }
- break;
- }
- break;
-
- /* Extentions */
- case ACT_MACRO:
- action_macro_play(action_get_macro(record, action.func.id, action.func.opt));
- break;
- case ACT_COMMAND:
- break;
- case ACT_FUNCTION:
- action_function(record, action.func.id, action.func.opt);
- break;
- default:
- break;
- }
- }
-
- /* Tapping
- *
- * Rule: Tap key is typed(pressed and released) within TAPPING_TERM.
- * (without interfering by typing other key)
- */
- /* return true when key event is processed or consumed. */
- static bool process_tapping(keyrecord_t *keyp)
- {
- keyevent_t event = keyp->event;
-
- // if tapping
- if (IS_TAPPING_PRESSED()) {
- if (WITHIN_TAPPING_TERM(event)) {
- if (tapping_key.tap.count == 0) {
- if (IS_TAPPING_KEY(event.key) && !event.pressed) {
- // first tap!
- debug("Tapping: First tap(0->1).\n");
- tapping_key.tap.count = 1;
- tapping_key.tap.interrupted = (waiting_buffer_has_anykey_pressed() ? true : false);
- debug_tapping_key();
- process_action(&tapping_key);
-
- // enqueue
- keyp->tap = tapping_key.tap;
- return false;
- }
- #if TAPPING_TERM >= 500
- /* This can prevent from typing some tap keys in a row at a time. */
- else if (!event.pressed && waiting_buffer_typed(event)) {
- // other key typed. not tap.
- debug("Tapping: End. No tap. Interfered by typing key\n");
- process_action(&tapping_key);
- tapping_key = (keyrecord_t){};
- debug_tapping_key();
-
- // enqueue
- return false;
- }
- #endif
- else {
- // other key events shall be enq'd till tapping state settles.
- return false;
- }
- }
- // tap_count > 0
- else {
- if (IS_TAPPING_KEY(event.key) && !event.pressed) {
- debug("Tapping: Tap release("); debug_dec(tapping_key.tap.count); debug(")\n");
- keyp->tap = tapping_key.tap;
- process_action(keyp);
- tapping_key = *keyp;
- debug_tapping_key();
- return true;
- }
- else if (is_tap_key(keyp->event.key) && event.pressed) {
- if (tapping_key.tap.count > 1) {
- debug("Tapping: Start new tap with releasing last tap(>1).\n");
- // unregister key
- process_action(&(keyrecord_t){
- .tap = tapping_key.tap,
- .event.key = tapping_key.event.key,
- .event.time = event.time,
- .event.pressed = false
- });
- } else {
- debug("Tapping: Start while last tap(1).\n");
- }
- tapping_key = *keyp;
- waiting_buffer_scan_tap();
- debug_tapping_key();
- return true;
- }
- else {
- if (!IS_NOEVENT(keyp->event)) {
- debug("Tapping: key event while last tap(>0).\n");
- }
- process_action(keyp);
- return true;
- }
- }
- }
- // after TAPPING_TERM
- else {
- if (tapping_key.tap.count == 0) {
- debug("Tapping: End. Timeout. Not tap(0): ");
- debug_event(event); debug("\n");
- process_action(&tapping_key);
- tapping_key = (keyrecord_t){};
- debug_tapping_key();
- return false;
- } else {
- if (IS_TAPPING_KEY(event.key) && !event.pressed) {
- debug("Tapping: End. last timeout tap release(>0).");
- keyp->tap = tapping_key.tap;
- process_action(keyp);
- tapping_key = (keyrecord_t){};
- return true;
- }
- else if (is_tap_key(keyp->event.key) && event.pressed) {
- if (tapping_key.tap.count > 1) {
- debug("Tapping: Start new tap with releasing last timeout tap(>1).\n");
- // unregister key
- process_action(&(keyrecord_t){
- .tap = tapping_key.tap,
- .event.key = tapping_key.event.key,
- .event.time = event.time,
- .event.pressed = false
- });
- } else {
- debug("Tapping: Start while last timeout tap(1).\n");
- }
- tapping_key = *keyp;
- waiting_buffer_scan_tap();
- debug_tapping_key();
- return true;
- }
- else {
- if (!IS_NOEVENT(keyp->event)) {
- debug("Tapping: key event while last timeout tap(>0).\n");
- }
- process_action(keyp);
- return true;
- }
- }
- }
- } else if (IS_TAPPING_RELEASED()) {
- if (WITHIN_TAPPING_TERM(event)) {
- if (tapping_key.tap.count > 0 && IS_TAPPING_KEY(event.key) && event.pressed) {
- // sequential tap.
- keyp->tap = tapping_key.tap;
- keyp->tap.count += 1;
- debug("Tapping: Tap press("); debug_dec(keyp->tap.count); debug(")\n");
- process_action(keyp);
- tapping_key = *keyp;
- debug_tapping_key();
- return true;
- } else if (event.pressed && is_tap_key(event.key)) {
- // Sequential tap can be interfered with other tap key.
- debug("Tapping: Start with interfering other tap.\n");
- tapping_key = *keyp;
- waiting_buffer_scan_tap();
- debug_tapping_key();
- return true;
- } else {
- if (!IS_NOEVENT(keyp->event)) debug("Tapping: other key just after tap.\n");
- process_action(keyp);
- return true;
- }
- } else {
- // timeout. no sequential tap.
- debug("Tapping: End(Timeout after releasing last tap): ");
- debug_event(event); debug("\n");
- tapping_key = (keyrecord_t){};
- debug_tapping_key();
- return false;
- }
- }
- // not tapping satate
- else {
- if (event.pressed && is_tap_key(event.key)) {
- debug("Tapping: Start(Press tap key).\n");
- tapping_key = *keyp;
- waiting_buffer_scan_tap();
- debug_tapping_key();
- return true;
- } else {
- process_action(keyp);
- return true;
- }
- }
- }
-
- /* scan buffer for tapping */
- static void waiting_buffer_scan_tap(void)
- {
- // tapping already is settled
- if (tapping_key.tap.count > 0) return;
- // invalid state: tapping_key released && tap.count == 0
- if (!tapping_key.event.pressed) return;
-
- for (uint8_t i = waiting_buffer_tail; i != waiting_buffer_head; i = (i + 1) % WAITING_BUFFER_SIZE) {
- if (IS_TAPPING_KEY(waiting_buffer[i].event.key) &&
- !waiting_buffer[i].event.pressed &&
- WITHIN_TAPPING_TERM(waiting_buffer[i].event)) {
- tapping_key.tap.count = 1;
- waiting_buffer[i].tap.count = 1;
- process_action(&tapping_key);
-
- debug("waiting_buffer_scan_tap: found at ["); debug_dec(i); debug("]\n");
- debug_waiting_buffer();
- return;
- }
- }
- }
-
-
-
- /*
- * Utilities for actions.
- */
- 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)) return;
-
- if (oneshot_state.mods && oneshot_state.ready && !oneshot_state.disabled) {
- uint8_t tmp_mods = host_get_mods();
- host_add_mods(oneshot_state.mods);
- host_add_key(code);
- host_send_keyboard_report();
-
- host_set_mods(tmp_mods);
- oneshot_state.ready = false;
- } else {
- host_add_key(code);
- host_send_keyboard_report();
- }
- }
- else if IS_MOD(code) {
- host_add_mods(MOD_BIT(code));
- host_send_keyboard_report();
- }
- }
-
- 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();
- }
- }
-
- void add_mods(uint8_t mods)
- {
- if (mods) {
- host_add_mods(mods);
- host_send_keyboard_report();
- }
- }
-
- void del_mods(uint8_t mods)
- {
- if (mods) {
- host_del_mods(mods);
- host_send_keyboard_report();
- }
- }
-
- void set_mods(uint8_t mods)
- {
- host_set_mods(mods);
- host_send_keyboard_report();
- }
-
- void clear_keyboard(void)
- {
- host_clear_mods();
- clear_keyboard_but_mods();
- }
-
- 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
- }
-
- bool sending_anykey(void)
- {
- return (host_has_anykey() || host_mouse_in_use() ||
- host_last_sysytem_report() || host_last_consumer_report());
- }
-
- bool is_tap_key(key_t key)
- {
- action_t action = layer_switch_get_action(key);
-
- switch (action.kind.id) {
- case ACT_LMODS_TAP:
- case ACT_RMODS_TAP:
- return true;
- case ACT_KEYMAP:
- case ACT_OVERLAY:
- switch (action.layer.code) {
- case 0x04 ... 0xEF: /* tap key */
- case OP_INV:
- return true;
- default:
- return false;
- }
- case ACT_MACRO:
- case ACT_FUNCTION:
- if (action.func.opt & FUNC_TAP) { return true; }
- return false;
- }
- return false;
- }
-
-
- /*
- * debug print
- */
- static void debug_event(keyevent_t event)
- {
- debug_hex16((event.key.row<<8) | event.key.col);
- if (event.pressed) debug("d("); else debug("u(");
- debug_dec(event.time); debug(")");
- }
- static void debug_record(keyrecord_t record)
- {
- debug_event(record.event); debug(":"); debug_dec(record.tap.count);
- if (record.tap.interrupted) debug("-");
- }
- static void debug_action(action_t action)
- {
- switch (action.kind.id) {
- case ACT_LMODS: debug("ACT_LMODS"); break;
- case ACT_RMODS: debug("ACT_RMODS"); break;
- case ACT_LMODS_TAP: debug("ACT_LMODS_TAP"); break;
- case ACT_RMODS_TAP: debug("ACT_RMODS_TAP"); break;
- case ACT_USAGE: debug("ACT_USAGE"); break;
- case ACT_MOUSEKEY: debug("ACT_MOUSEKEY"); break;
- case ACT_KEYMAP: debug("ACT_KEYMAP"); break;
- case ACT_OVERLAY: debug("ACT_OVERLAY"); break;
- case ACT_MACRO: debug("ACT_MACRO"); break;
- case ACT_COMMAND: debug("ACT_COMMAND"); break;
- case ACT_FUNCTION: debug("ACT_FUNCTION"); break;
- default: debug("UNKNOWN"); break;
- }
- debug("[");
- debug_hex4(action.kind.param>>8);
- debug(":");
- debug_hex8(action.kind.param & 0xff);
- debug("]");
- }
- static void debug_tapping_key(void)
- {
- debug("TAPPING_KEY="); debug_record(tapping_key); debug("\n");
- }
- static void debug_waiting_buffer(void)
- {
- debug("{ ");
- for (uint8_t i = waiting_buffer_tail; i != waiting_buffer_head; i = (i + 1) % WAITING_BUFFER_SIZE) {
- debug("["); debug_dec(i); debug("]="); debug_record(waiting_buffer[i]); debug(" ");
- }
- debug("}\n");
- }
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