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+++ b/quantum/action.c
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+/*
+Copyright 2012,2013 Jun Wako <wakojun@gmail.com>
+
+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 "keycode.h"
+#include "keyboard.h"
+#include "mousekey.h"
+#include "command.h"
+#include "led.h"
+#include "action_layer.h"
+#include "action_tapping.h"
+#include "action_macro.h"
+#include "action_util.h"
+#include "action.h"
+#include "wait.h"
+
+#ifdef BACKLIGHT_ENABLE
+# include "backlight.h"
+#endif
+
+#ifdef DEBUG_ACTION
+# include "debug.h"
+#else
+# include "nodebug.h"
+#endif
+
+#ifdef POINTING_DEVICE_ENABLE
+# include "pointing_device.h"
+#endif
+
+int tp_buttons;
+
+#if defined(RETRO_TAPPING) || defined(RETRO_TAPPING_PER_KEY)
+int retro_tapping_counter = 0;
+#endif
+
+#ifdef IGNORE_MOD_TAP_INTERRUPT_PER_KEY
+__attribute__((weak)) bool get_ignore_mod_tap_interrupt(uint16_t keycode, keyrecord_t *record) { return false; }
+#endif
+
+#ifdef RETRO_TAPPING_PER_KEY
+__attribute__((weak)) bool get_retro_tapping(uint16_t keycode, keyrecord_t *record) { return false; }
+#endif
+
+__attribute__((weak)) bool pre_process_record_quantum(keyrecord_t *record) { return true; }
+
+#ifndef TAP_CODE_DELAY
+# define TAP_CODE_DELAY 0
+#endif
+#ifndef TAP_HOLD_CAPS_DELAY
+# define TAP_HOLD_CAPS_DELAY 80
+#endif
+/** \brief Called to execute an action.
+ *
+ * FIXME: Needs documentation.
+ */
+void action_exec(keyevent_t event) {
+ if (!IS_NOEVENT(event)) {
+ dprint("\n---- action_exec: start -----\n");
+ dprint("EVENT: ");
+ debug_event(event);
+ dprintln();
+#if defined(RETRO_TAPPING) || defined(RETRO_TAPPING_PER_KEY)
+ retro_tapping_counter++;
+#endif
+ }
+
+ if (event.pressed) {
+ // clear the potential weak mods left by previously pressed keys
+ clear_weak_mods();
+ }
+
+#ifdef SWAP_HANDS_ENABLE
+ if (!IS_NOEVENT(event)) {
+ process_hand_swap(&event);
+ }
+#endif
+
+ keyrecord_t record = {.event = event};
+
+#ifndef NO_ACTION_ONESHOT
+# if (defined(ONESHOT_TIMEOUT) && (ONESHOT_TIMEOUT > 0))
+ if (has_oneshot_layer_timed_out()) {
+ clear_oneshot_layer_state(ONESHOT_OTHER_KEY_PRESSED);
+ }
+ if (has_oneshot_mods_timed_out()) {
+ clear_oneshot_mods();
+ }
+# ifdef SWAP_HANDS_ENABLE
+ if (has_oneshot_swaphands_timed_out()) {
+ clear_oneshot_swaphands();
+ }
+# endif
+# endif
+#endif
+
+#ifndef NO_ACTION_TAPPING
+ if (IS_NOEVENT(record.event) || pre_process_record_quantum(&record)) {
+ action_tapping_process(record);
+ }
+#else
+ if (IS_NOEVENT(record.event) || pre_process_record_quantum(&record)) {
+ process_record(&record);
+ }
+ if (!IS_NOEVENT(record.event)) {
+ dprint("processed: ");
+ debug_record(record);
+ dprintln();
+ }
+#endif
+}
+
+#ifdef SWAP_HANDS_ENABLE
+bool swap_hands = false;
+bool swap_held = false;
+
+/** \brief Process Hand Swap
+ *
+ * FIXME: Needs documentation.
+ */
+void process_hand_swap(keyevent_t *event) {
+ static swap_state_row_t swap_state[MATRIX_ROWS];
+
+ keypos_t pos = event->key;
+ swap_state_row_t col_bit = (swap_state_row_t)1 << pos.col;
+ bool do_swap = event->pressed ? swap_hands : swap_state[pos.row] & (col_bit);
+
+ if (do_swap) {
+ event->key.row = pgm_read_byte(&hand_swap_config[pos.row][pos.col].row);
+ event->key.col = pgm_read_byte(&hand_swap_config[pos.row][pos.col].col);
+ swap_state[pos.row] |= col_bit;
+ } else {
+ swap_state[pos.row] &= ~(col_bit);
+ }
+}
+#endif
+
+#if !defined(NO_ACTION_LAYER) && !defined(STRICT_LAYER_RELEASE)
+bool disable_action_cache = false;
+
+void process_record_nocache(keyrecord_t *record) {
+ disable_action_cache = true;
+ process_record(record);
+ disable_action_cache = false;
+}
+#else
+void process_record_nocache(keyrecord_t *record) { process_record(record); }
+#endif
+
+__attribute__((weak)) bool process_record_quantum(keyrecord_t *record) { return true; }
+
+__attribute__((weak)) void post_process_record_quantum(keyrecord_t *record) {}
+
+#ifndef NO_ACTION_TAPPING
+/** \brief Allows for handling tap-hold actions immediately instead of waiting for TAPPING_TERM or another keypress.
+ *
+ * FIXME: Needs documentation.
+ */
+void process_record_tap_hint(keyrecord_t *record) {
+ action_t action = layer_switch_get_action(record->event.key);
+
+ switch (action.kind.id) {
+# ifdef SWAP_HANDS_ENABLE
+ case ACT_SWAP_HANDS:
+ switch (action.swap.code) {
+ case OP_SH_ONESHOT:
+ break;
+ case OP_SH_TAP_TOGGLE:
+ default:
+ swap_hands = !swap_hands;
+ swap_held = true;
+ }
+ break;
+# endif
+ }
+}
+#endif
+
+/** \brief Take a key event (key press or key release) and processes it.
+ *
+ * FIXME: Needs documentation.
+ */
+void process_record(keyrecord_t *record) {
+ if (IS_NOEVENT(record->event)) {
+ return;
+ }
+
+ if (!process_record_quantum(record)) {
+#ifndef NO_ACTION_ONESHOT
+ if (is_oneshot_layer_active() && record->event.pressed) {
+ clear_oneshot_layer_state(ONESHOT_OTHER_KEY_PRESSED);
+ }
+#endif
+ return;
+ }
+
+ process_record_handler(record);
+ post_process_record_quantum(record);
+}
+
+void process_record_handler(keyrecord_t *record) {
+#ifdef COMBO_ENABLE
+ action_t action;
+ if (record->keycode) {
+ action = action_for_keycode(record->keycode);
+ } else {
+ action = store_or_get_action(record->event.pressed, record->event.key);
+ }
+#else
+ action_t action = store_or_get_action(record->event.pressed, record->event.key);
+#endif
+ dprint("ACTION: ");
+ debug_action(action);
+#ifndef NO_ACTION_LAYER
+ dprint(" layer_state: ");
+ layer_debug();
+ dprint(" default_layer_state: ");
+ default_layer_debug();
+#endif
+ dprintln();
+
+ process_action(record, action);
+}
+
+#if defined(PS2_MOUSE_ENABLE) || defined(POINTING_DEVICE_ENABLE)
+void register_button(bool pressed, enum mouse_buttons button) {
+# ifdef PS2_MOUSE_ENABLE
+ tp_buttons = pressed ? tp_buttons | button : tp_buttons & ~button;
+# endif
+# ifdef POINTING_DEVICE_ENABLE
+ report_mouse_t currentReport = pointing_device_get_report();
+ currentReport.buttons = pressed ? currentReport.buttons | button : currentReport.buttons & ~button;
+ pointing_device_set_report(currentReport);
+# endif
+}
+#endif
+
+/** \brief Take an action and processes it.
+ *
+ * FIXME: Needs documentation.
+ */
+void process_action(keyrecord_t *record, action_t action) {
+ keyevent_t event = record->event;
+#ifndef NO_ACTION_TAPPING
+ uint8_t tap_count = record->tap.count;
+#endif
+
+#ifndef NO_ACTION_ONESHOT
+ bool do_release_oneshot = false;
+ // notice we only clear the one shot layer if the pressed key is not a modifier.
+ if (is_oneshot_layer_active() && event.pressed && (action.kind.id == ACT_USAGE || !IS_MOD(action.key.code))
+# ifdef SWAP_HANDS_ENABLE
+ && !(action.kind.id == ACT_SWAP_HANDS && action.swap.code == OP_SH_ONESHOT)
+# endif
+ ) {
+ clear_oneshot_layer_state(ONESHOT_OTHER_KEY_PRESSED);
+ do_release_oneshot = !is_oneshot_layer_active();
+ }
+#endif
+
+ 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) {
+ if (mods) {
+ if (IS_MOD(action.key.code) || action.key.code == KC_NO) {
+ // e.g. LSFT(KC_LGUI): we don't want the LSFT to be weak as it would make it useless.
+ // This also makes LSFT(KC_LGUI) behave exactly the same as LGUI(KC_LSFT).
+ // Same applies for some keys like KC_MEH which are declared as MEH(KC_NO).
+ add_mods(mods);
+ } else {
+ add_weak_mods(mods);
+ }
+ send_keyboard_report();
+ }
+ register_code(action.key.code);
+ } else {
+ unregister_code(action.key.code);
+ if (mods) {
+ if (IS_MOD(action.key.code) || action.key.code == KC_NO) {
+ del_mods(mods);
+ } else {
+ del_weak_mods(mods);
+ }
+ send_keyboard_report();
+ }
+ }
+ } break;
+#ifndef NO_ACTION_TAPPING
+ 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_tap.code) {
+# ifndef NO_ACTION_ONESHOT
+ case MODS_ONESHOT:
+ // Oneshot modifier
+ if (event.pressed) {
+ if (tap_count == 0) {
+ dprint("MODS_TAP: Oneshot: 0\n");
+ register_mods(mods | get_oneshot_mods());
+ } else if (tap_count == 1) {
+ dprint("MODS_TAP: Oneshot: start\n");
+ set_oneshot_mods(mods | get_oneshot_mods());
+# if defined(ONESHOT_TAP_TOGGLE) && ONESHOT_TAP_TOGGLE > 1
+ } else if (tap_count == ONESHOT_TAP_TOGGLE) {
+ dprint("MODS_TAP: Toggling oneshot");
+ clear_oneshot_mods();
+ set_oneshot_locked_mods(mods);
+ register_mods(mods);
+# endif
+ } else {
+ register_mods(mods | get_oneshot_mods());
+ }
+ } else {
+ if (tap_count == 0) {
+ clear_oneshot_mods();
+ unregister_mods(mods);
+ } else if (tap_count == 1) {
+ // Retain Oneshot mods
+# if defined(ONESHOT_TAP_TOGGLE) && ONESHOT_TAP_TOGGLE > 1
+ if (mods & get_mods()) {
+ clear_oneshot_locked_mods();
+ clear_oneshot_mods();
+ unregister_mods(mods);
+ }
+ } else if (tap_count == ONESHOT_TAP_TOGGLE) {
+ // Toggle Oneshot Layer
+# endif
+ } else {
+ clear_oneshot_mods();
+ unregister_mods(mods);
+ }
+ }
+ break;
+# endif
+ case MODS_TAP_TOGGLE:
+ if (event.pressed) {
+ if (tap_count <= TAPPING_TOGGLE) {
+ register_mods(mods);
+ }
+ } else {
+ if (tap_count < TAPPING_TOGGLE) {
+ unregister_mods(mods);
+ }
+ }
+ break;
+ default:
+ if (event.pressed) {
+ if (tap_count > 0) {
+# if !defined(IGNORE_MOD_TAP_INTERRUPT) || defined(IGNORE_MOD_TAP_INTERRUPT_PER_KEY)
+ if (
+# ifdef IGNORE_MOD_TAP_INTERRUPT_PER_KEY
+ !get_ignore_mod_tap_interrupt(get_event_keycode(record->event, false), record) &&
+# endif
+ record->tap.interrupted) {
+ dprint("mods_tap: tap: cancel: add_mods\n");
+ // ad hoc: set 0 to cancel tap
+ record->tap.count = 0;
+ register_mods(mods);
+ } else
+# endif
+ {
+ dprint("MODS_TAP: Tap: register_code\n");
+ register_code(action.key.code);
+ }
+ } else {
+ dprint("MODS_TAP: No tap: add_mods\n");
+ register_mods(mods);
+ }
+ } else {
+ if (tap_count > 0) {
+ dprint("MODS_TAP: Tap: unregister_code\n");
+ if (action.layer_tap.code == KC_CAPS) {
+ wait_ms(TAP_HOLD_CAPS_DELAY);
+ } else {
+ wait_ms(TAP_CODE_DELAY);
+ }
+ unregister_code(action.key.code);
+ } else {
+ dprint("MODS_TAP: No tap: add_mods\n");
+ unregister_mods(mods);
+ }
+ }
+ break;
+ }
+ } break;
+#endif
+#ifdef EXTRAKEY_ENABLE
+ /* other HID usage */
+ case ACT_USAGE:
+ 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;
+ }
+ break;
+#endif
+#ifdef MOUSEKEY_ENABLE
+ /* Mouse key */
+ case ACT_MOUSEKEY:
+ if (event.pressed) {
+ mousekey_on(action.key.code);
+ } else {
+ mousekey_off(action.key.code);
+ }
+ switch (action.key.code) {
+# if defined(PS2_MOUSE_ENABLE) || defined(POINTING_DEVICE_ENABLE)
+# ifdef POINTING_DEVICE_ENABLE
+ case KC_MS_BTN1 ... KC_MS_BTN8:
+# else
+ case KC_MS_BTN1 ... KC_MS_BTN3:
+# endif
+ register_button(event.pressed, MOUSE_BTN_MASK(action.key.code - KC_MS_BTN1));
+ break;
+# endif
+ default:
+ mousekey_send();
+ break;
+ }
+ break;
+#endif
+#ifndef NO_ACTION_LAYER
+ case ACT_LAYER:
+ if (action.layer_bitop.on == 0) {
+ /* Default Layer Bitwise Operation */
+ if (!event.pressed) {
+ uint8_t shift = action.layer_bitop.part * 4;
+ layer_state_t bits = ((layer_state_t)action.layer_bitop.bits) << shift;
+ layer_state_t mask = (action.layer_bitop.xbit) ? ~(((layer_state_t)0xf) << shift) : 0;
+ switch (action.layer_bitop.op) {
+ case OP_BIT_AND:
+ default_layer_and(bits | mask);
+ break;
+ case OP_BIT_OR:
+ default_layer_or(bits | mask);
+ break;
+ case OP_BIT_XOR:
+ default_layer_xor(bits | mask);
+ break;
+ case OP_BIT_SET:
+ default_layer_set(bits | mask);
+ break;
+ }
+ }
+ } else {
+ /* Layer Bitwise Operation */
+ if (event.pressed ? (action.layer_bitop.on & ON_PRESS) : (action.layer_bitop.on & ON_RELEASE)) {
+ uint8_t shift = action.layer_bitop.part * 4;
+ layer_state_t bits = ((layer_state_t)action.layer_bitop.bits) << shift;
+ layer_state_t mask = (action.layer_bitop.xbit) ? ~(((layer_state_t)0xf) << shift) : 0;
+ switch (action.layer_bitop.op) {
+ case OP_BIT_AND:
+ layer_and(bits | mask);
+ break;
+ case OP_BIT_OR:
+ layer_or(bits | mask);
+ break;
+ case OP_BIT_XOR:
+ layer_xor(bits | mask);
+ break;
+ case OP_BIT_SET:
+ layer_state_set(bits | mask);
+ break;
+ }
+ }
+ }
+ break;
+ case ACT_LAYER_MODS:
+ if (event.pressed) {
+ layer_on(action.layer_mods.layer);
+ register_mods(action.layer_mods.mods);
+ } else {
+ unregister_mods(action.layer_mods.mods);
+ layer_off(action.layer_mods.layer);
+ }
+ break;
+# ifndef NO_ACTION_TAPPING
+ case ACT_LAYER_TAP:
+ case ACT_LAYER_TAP_EXT:
+ switch (action.layer_tap.code) {
+ case OP_TAP_TOGGLE:
+ /* tap toggle */
+ if (event.pressed) {
+ if (tap_count < TAPPING_TOGGLE) {
+ layer_invert(action.layer_tap.val);
+ }
+ } else {
+ if (tap_count <= TAPPING_TOGGLE) {
+ layer_invert(action.layer_tap.val);
+ }
+ }
+ break;
+ case OP_ON_OFF:
+ event.pressed ? layer_on(action.layer_tap.val) : layer_off(action.layer_tap.val);
+ break;
+ case OP_OFF_ON:
+ event.pressed ? layer_off(action.layer_tap.val) : layer_on(action.layer_tap.val);
+ break;
+ case OP_SET_CLEAR:
+ event.pressed ? layer_move(action.layer_tap.val) : layer_clear();
+ break;
+# ifndef NO_ACTION_ONESHOT
+ case OP_ONESHOT:
+ // Oneshot modifier
+# if defined(ONESHOT_TAP_TOGGLE) && ONESHOT_TAP_TOGGLE > 1
+ do_release_oneshot = false;
+ if (event.pressed) {
+ del_mods(get_oneshot_locked_mods());
+ if (get_oneshot_layer_state() == ONESHOT_TOGGLED) {
+ reset_oneshot_layer();
+ layer_off(action.layer_tap.val);
+ break;
+ } else if (tap_count < ONESHOT_TAP_TOGGLE) {
+ layer_on(action.layer_tap.val);
+ set_oneshot_layer(action.layer_tap.val, ONESHOT_START);
+ }
+ } else {
+ add_mods(get_oneshot_locked_mods());
+ if (tap_count >= ONESHOT_TAP_TOGGLE) {
+ reset_oneshot_layer();
+ clear_oneshot_locked_mods();
+ set_oneshot_layer(action.layer_tap.val, ONESHOT_TOGGLED);
+ } else {
+ clear_oneshot_layer_state(ONESHOT_PRESSED);
+ }
+ }
+# else
+ if (event.pressed) {
+ layer_on(action.layer_tap.val);
+ set_oneshot_layer(action.layer_tap.val, ONESHOT_START);
+ } else {
+ clear_oneshot_layer_state(ONESHOT_PRESSED);
+ if (tap_count > 1) {
+ clear_oneshot_layer_state(ONESHOT_OTHER_KEY_PRESSED);
+ }
+ }
+# endif
+ break;
+# endif
+ default:
+ /* tap key */
+ if (event.pressed) {
+ if (tap_count > 0) {
+ dprint("KEYMAP_TAP_KEY: Tap: register_code\n");
+ register_code(action.layer_tap.code);
+ } else {
+ dprint("KEYMAP_TAP_KEY: No tap: On on press\n");
+ layer_on(action.layer_tap.val);
+ }
+ } else {
+ if (tap_count > 0) {
+ dprint("KEYMAP_TAP_KEY: Tap: unregister_code\n");
+ if (action.layer_tap.code == KC_CAPS) {
+ wait_ms(TAP_HOLD_CAPS_DELAY);
+ } else {
+ wait_ms(TAP_CODE_DELAY);
+ }
+ unregister_code(action.layer_tap.code);
+ } else {
+ dprint("KEYMAP_TAP_KEY: No tap: Off on release\n");
+ layer_off(action.layer_tap.val);
+ }
+ }
+ break;
+ }
+ break;
+# endif
+#endif
+ /* Extentions */
+#ifndef NO_ACTION_MACRO
+ case ACT_MACRO:
+ action_macro_play(action_get_macro(record, action.func.id, action.func.opt));
+ break;
+#endif
+#ifdef SWAP_HANDS_ENABLE
+ case ACT_SWAP_HANDS:
+ switch (action.swap.code) {
+ case OP_SH_TOGGLE:
+ if (event.pressed) {
+ swap_hands = !swap_hands;
+ }
+ break;
+ case OP_SH_ON_OFF:
+ swap_hands = event.pressed;
+ break;
+ case OP_SH_OFF_ON:
+ swap_hands = !event.pressed;
+ break;
+ case OP_SH_ON:
+ if (!event.pressed) {
+ swap_hands = true;
+ }
+ break;
+ case OP_SH_OFF:
+ if (!event.pressed) {
+ swap_hands = false;
+ }
+ break;
+# ifndef NO_ACTION_ONESHOT
+ case OP_SH_ONESHOT:
+ if (event.pressed) {
+ set_oneshot_swaphands();
+ } else {
+ release_oneshot_swaphands();
+ }
+ break;
+# endif
+
+# ifndef NO_ACTION_TAPPING
+ case OP_SH_TAP_TOGGLE:
+ /* tap toggle */
+
+ if (event.pressed) {
+ if (swap_held) {
+ swap_held = false;
+ } else {
+ swap_hands = !swap_hands;
+ }
+ } else {
+ if (tap_count < TAPPING_TOGGLE) {
+ swap_hands = !swap_hands;
+ }
+ }
+ break;
+ default:
+ /* tap key */
+ if (tap_count > 0) {
+ if (swap_held) {
+ swap_hands = !swap_hands; // undo hold set up in _tap_hint
+ swap_held = false;
+ }
+ if (event.pressed) {
+ register_code(action.swap.code);
+ } else {
+ wait_ms(TAP_CODE_DELAY);
+ unregister_code(action.swap.code);
+ *record = (keyrecord_t){}; // hack: reset tap mode
+ }
+ } else {
+ if (swap_held && !event.pressed) {
+ swap_hands = !swap_hands; // undo hold set up in _tap_hint
+ swap_held = false;
+ }
+ }
+# endif
+ }
+#endif
+#ifndef NO_ACTION_FUNCTION
+ case ACT_FUNCTION:
+ action_function(record, action.func.id, action.func.opt);
+ break;
+#endif
+ default:
+ break;
+ }
+
+#ifndef NO_ACTION_LAYER
+ // if this event is a layer action, update the leds
+ switch (action.kind.id) {
+ case ACT_LAYER:
+ case ACT_LAYER_MODS:
+# ifndef NO_ACTION_TAPPING
+ case ACT_LAYER_TAP:
+ case ACT_LAYER_TAP_EXT:
+# endif
+ led_set(host_keyboard_leds());
+ break;
+ default:
+ break;
+ }
+#endif
+
+#ifndef NO_ACTION_TAPPING
+# if defined(RETRO_TAPPING) || defined(RETRO_TAPPING_PER_KEY)
+ if (!is_tap_action(action)) {
+ retro_tapping_counter = 0;
+ } else {
+ if (event.pressed) {
+ if (tap_count > 0) {
+ retro_tapping_counter = 0;
+ }
+ } else {
+ if (tap_count > 0) {
+ retro_tapping_counter = 0;
+ } else {
+ if (
+# ifdef RETRO_TAPPING_PER_KEY
+ get_retro_tapping(get_event_keycode(record->event, false), record) &&
+# endif
+ retro_tapping_counter == 2) {
+ tap_code(action.layer_tap.code);
+ }
+ retro_tapping_counter = 0;
+ }
+ }
+ }
+# endif
+#endif
+
+#ifdef SWAP_HANDS_ENABLE
+# ifndef NO_ACTION_ONESHOT
+ if (event.pressed && !(action.kind.id == ACT_SWAP_HANDS && action.swap.code == OP_SH_ONESHOT)) {
+ use_oneshot_swaphands();
+ }
+# endif
+#endif
+
+#ifndef NO_ACTION_ONESHOT
+ /* Because we switch layers after a oneshot event, we need to release the
+ * key before we leave the layer or no key up event will be generated.
+ */
+ if (do_release_oneshot && !(get_oneshot_layer_state() & ONESHOT_PRESSED)) {
+ record->event.pressed = false;
+ layer_on(get_oneshot_layer());
+ process_record(record);
+ layer_off(get_oneshot_layer());
+ }
+#endif
+}
+
+/** \brief Utilities for actions. (FIXME: Needs better description)
+ *
+ * FIXME: Needs documentation.
+ */
+void register_code(uint8_t code) {
+ if (code == KC_NO) {
+ return;
+ }
+#ifdef LOCKING_SUPPORT_ENABLE
+ else if (KC_LOCKING_CAPS == code) {
+# ifdef LOCKING_RESYNC_ENABLE
+ // Resync: ignore if caps lock already is on
+ if (host_keyboard_leds() & (1 << USB_LED_CAPS_LOCK)) return;
+# endif
+ add_key(KC_CAPSLOCK);
+ send_keyboard_report();
+ wait_ms(100);
+ del_key(KC_CAPSLOCK);
+ send_keyboard_report();
+ }
+
+ else if (KC_LOCKING_NUM == code) {
+# ifdef LOCKING_RESYNC_ENABLE
+ if (host_keyboard_leds() & (1 << USB_LED_NUM_LOCK)) return;
+# endif
+ add_key(KC_NUMLOCK);
+ send_keyboard_report();
+ wait_ms(100);
+ del_key(KC_NUMLOCK);
+ send_keyboard_report();
+ }
+
+ else if (KC_LOCKING_SCROLL == code) {
+# ifdef LOCKING_RESYNC_ENABLE
+ if (host_keyboard_leds() & (1 << USB_LED_SCROLL_LOCK)) return;
+# endif
+ add_key(KC_SCROLLLOCK);
+ send_keyboard_report();
+ wait_ms(100);
+ del_key(KC_SCROLLLOCK);
+ send_keyboard_report();
+ }
+#endif
+
+ else if IS_KEY (code) {
+ // TODO: should push command_proc out of this block?
+ if (command_proc(code)) return;
+
+#ifndef NO_ACTION_ONESHOT
+/* TODO: remove
+ if (oneshot_state.mods && !oneshot_state.disabled) {
+ uint8_t tmp_mods = get_mods();
+ add_mods(oneshot_state.mods);
+
+ add_key(code);
+ send_keyboard_report();
+
+ set_mods(tmp_mods);
+ send_keyboard_report();
+ oneshot_cancel();
+ } else
+*/
+#endif
+ {
+ // Force a new key press if the key is already pressed
+ // without this, keys with the same keycode, but different
+ // modifiers will be reported incorrectly, see issue #1708
+ if (is_key_pressed(keyboard_report, code)) {
+ del_key(code);
+ send_keyboard_report();
+ }
+ add_key(code);
+ send_keyboard_report();
+ }
+ } else if IS_MOD (code) {
+ add_mods(MOD_BIT(code));
+ send_keyboard_report();
+ }
+#ifdef EXTRAKEY_ENABLE
+ else if IS_SYSTEM (code) {
+ host_system_send(KEYCODE2SYSTEM(code));
+ } else if IS_CONSUMER (code) {
+ host_consumer_send(KEYCODE2CONSUMER(code));
+ }
+#endif
+#ifdef MOUSEKEY_ENABLE
+ else if IS_MOUSEKEY (code) {
+ mousekey_on(code);
+ mousekey_send();
+ }
+#endif
+}
+
+/** \brief Utilities for actions. (FIXME: Needs better description)
+ *
+ * FIXME: Needs documentation.
+ */
+void unregister_code(uint8_t code) {
+ if (code == KC_NO) {
+ return;
+ }
+#ifdef LOCKING_SUPPORT_ENABLE
+ else if (KC_LOCKING_CAPS == code) {
+# ifdef LOCKING_RESYNC_ENABLE
+ // Resync: ignore if caps lock already is off
+ if (!(host_keyboard_leds() & (1 << USB_LED_CAPS_LOCK))) return;
+# endif
+ add_key(KC_CAPSLOCK);
+ send_keyboard_report();
+ del_key(KC_CAPSLOCK);
+ send_keyboard_report();
+ }
+
+ else if (KC_LOCKING_NUM == code) {
+# ifdef LOCKING_RESYNC_ENABLE
+ if (!(host_keyboard_leds() & (1 << USB_LED_NUM_LOCK))) return;
+# endif
+ add_key(KC_NUMLOCK);
+ send_keyboard_report();
+ del_key(KC_NUMLOCK);
+ send_keyboard_report();
+ }
+
+ else if (KC_LOCKING_SCROLL == code) {
+# ifdef LOCKING_RESYNC_ENABLE
+ if (!(host_keyboard_leds() & (1 << USB_LED_SCROLL_LOCK))) return;
+# endif
+ add_key(KC_SCROLLLOCK);
+ send_keyboard_report();
+ del_key(KC_SCROLLLOCK);
+ send_keyboard_report();
+ }
+#endif
+
+ else if IS_KEY (code) {
+ del_key(code);
+ send_keyboard_report();
+ } else if IS_MOD (code) {
+ del_mods(MOD_BIT(code));
+ send_keyboard_report();
+ } else if IS_SYSTEM (code) {
+ host_system_send(0);
+ } else if IS_CONSUMER (code) {
+ host_consumer_send(0);
+ }
+#ifdef MOUSEKEY_ENABLE
+ else if IS_MOUSEKEY (code) {
+ mousekey_off(code);
+ mousekey_send();
+ }
+#endif
+}
+
+/** \brief Tap a keycode with a delay.
+ *
+ * \param code The basic keycode to tap.
+ * \param delay The amount of time in milliseconds to leave the keycode registered, before unregistering it.
+ */
+void tap_code_delay(uint8_t code, uint16_t delay) {
+ register_code(code);
+ for (uint16_t i = delay; i > 0; i--) {
+ wait_ms(1);
+ }
+ unregister_code(code);
+}
+
+/** \brief Tap a keycode with the default delay.
+ *
+ * \param code The basic keycode to tap. If `code` is `KC_CAPS`, the delay will be `TAP_HOLD_CAPS_DELAY`, otherwise `TAP_CODE_DELAY`, if defined.
+ */
+void tap_code(uint8_t code) { tap_code_delay(code, code == KC_CAPS ? TAP_HOLD_CAPS_DELAY : TAP_CODE_DELAY); }
+
+/** \brief Adds the given physically pressed modifiers and sends a keyboard report immediately.
+ *
+ * \param mods A bitfield of modifiers to register.
+ */
+void register_mods(uint8_t mods) {
+ if (mods) {
+ add_mods(mods);
+ send_keyboard_report();
+ }
+}
+
+/** \brief Removes the given physically pressed modifiers and sends a keyboard report immediately.
+ *
+ * \param mods A bitfield of modifiers to unregister.
+ */
+void unregister_mods(uint8_t mods) {
+ if (mods) {
+ del_mods(mods);
+ send_keyboard_report();
+ }
+}
+
+/** \brief Adds the given weak modifiers and sends a keyboard report immediately.
+ *
+ * \param mods A bitfield of modifiers to register.
+ */
+void register_weak_mods(uint8_t mods) {
+ if (mods) {
+ add_weak_mods(mods);
+ send_keyboard_report();
+ }
+}
+
+/** \brief Removes the given weak modifiers and sends a keyboard report immediately.
+ *
+ * \param mods A bitfield of modifiers to unregister.
+ */
+void unregister_weak_mods(uint8_t mods) {
+ if (mods) {
+ del_weak_mods(mods);
+ send_keyboard_report();
+ }
+}
+
+/** \brief Utilities for actions. (FIXME: Needs better description)
+ *
+ * FIXME: Needs documentation.
+ */
+void clear_keyboard(void) {
+ clear_mods();
+ clear_keyboard_but_mods();
+}
+
+/** \brief Utilities for actions. (FIXME: Needs better description)
+ *
+ * FIXME: Needs documentation.
+ */
+void clear_keyboard_but_mods(void) {
+ clear_keys();
+ clear_keyboard_but_mods_and_keys();
+}
+
+/** \brief Utilities for actions. (FIXME: Needs better description)
+ *
+ * FIXME: Needs documentation.
+ */
+void clear_keyboard_but_mods_and_keys() {
+#ifdef EXTRAKEY_ENABLE
+ host_system_send(0);
+ host_consumer_send(0);
+#endif
+ clear_weak_mods();
+ clear_macro_mods();
+ send_keyboard_report();
+#ifdef MOUSEKEY_ENABLE
+ mousekey_clear();
+ mousekey_send();
+#endif
+}
+
+/** \brief Utilities for actions. (FIXME: Needs better description)
+ *
+ * FIXME: Needs documentation.
+ */
+bool is_tap_key(keypos_t key) {
+ action_t action = layer_switch_get_action(key);
+ return is_tap_action(action);
+}
+
+/** \brief Utilities for actions. (FIXME: Needs better description)
+ *
+ * FIXME: Needs documentation.
+ */
+bool is_tap_record(keyrecord_t *record) {
+#ifdef COMBO_ENABLE
+ action_t action;
+ if (record->keycode) {
+ action = action_for_keycode(record->keycode);
+ } else {
+ action = layer_switch_get_action(record->event.key);
+ }
+#else
+ action_t action = layer_switch_get_action(record->event.key);
+#endif
+ return is_tap_action(action);
+}
+
+/** \brief Utilities for actions. (FIXME: Needs better description)
+ *
+ * FIXME: Needs documentation.
+ */
+bool is_tap_action(action_t action) {
+ switch (action.kind.id) {
+ case ACT_LMODS_TAP:
+ case ACT_RMODS_TAP:
+ case ACT_LAYER_TAP:
+ case ACT_LAYER_TAP_EXT:
+ switch (action.layer_tap.code) {
+ case KC_NO ... KC_RGUI:
+ case OP_TAP_TOGGLE:
+ case OP_ONESHOT:
+ return true;
+ }
+ return false;
+ case ACT_SWAP_HANDS:
+ switch (action.swap.code) {
+ case KC_NO ... KC_RGUI:
+ case OP_SH_TAP_TOGGLE:
+ return true;
+ }
+ return false;
+ case ACT_MACRO:
+ case ACT_FUNCTION:
+ if (action.func.opt & FUNC_TAP) {
+ return true;
+ }
+ return false;
+ }
+ return false;
+}
+
+/** \brief Debug print (FIXME: Needs better description)
+ *
+ * FIXME: Needs documentation.
+ */
+void debug_event(keyevent_t event) { dprintf("%04X%c(%u)", (event.key.row << 8 | event.key.col), (event.pressed ? 'd' : 'u'), event.time); }
+/** \brief Debug print (FIXME: Needs better description)
+ *
+ * FIXME: Needs documentation.
+ */
+void debug_record(keyrecord_t record) {
+ debug_event(record.event);
+#ifndef NO_ACTION_TAPPING
+ dprintf(":%u%c", record.tap.count, (record.tap.interrupted ? '-' : ' '));
+#endif
+}
+
+/** \brief Debug print (FIXME: Needs better description)
+ *
+ * FIXME: Needs documentation.
+ */
+void debug_action(action_t action) {
+ switch (action.kind.id) {
+ case ACT_LMODS:
+ dprint("ACT_LMODS");
+ break;
+ case ACT_RMODS:
+ dprint("ACT_RMODS");
+ break;
+ case ACT_LMODS_TAP:
+ dprint("ACT_LMODS_TAP");
+ break;
+ case ACT_RMODS_TAP:
+ dprint("ACT_RMODS_TAP");
+ break;
+ case ACT_USAGE:
+ dprint("ACT_USAGE");
+ break;
+ case ACT_MOUSEKEY:
+ dprint("ACT_MOUSEKEY");
+ break;
+ case ACT_LAYER:
+ dprint("ACT_LAYER");
+ break;
+ case ACT_LAYER_MODS:
+ dprint("ACT_LAYER_MODS");
+ break;
+ case ACT_LAYER_TAP:
+ dprint("ACT_LAYER_TAP");
+ break;
+ case ACT_LAYER_TAP_EXT:
+ dprint("ACT_LAYER_TAP_EXT");
+ break;
+ case ACT_MACRO:
+ dprint("ACT_MACRO");
+ break;
+ case ACT_FUNCTION:
+ dprint("ACT_FUNCTION");
+ break;
+ case ACT_SWAP_HANDS:
+ dprint("ACT_SWAP_HANDS");
+ break;
+ default:
+ dprint("UNKNOWN");
+ break;
+ }
+ dprintf("[%X:%02X]", action.kind.param >> 8, action.kind.param & 0xff);
+}