/* Copyright 2013 Jun Wako 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 . */ #pragma once /* period of tapping(ms) */ #ifndef TAPPING_TERM # define TAPPING_TERM 200 #endif /* period of quick tap(ms) */ #if !defined(QUICK_TAP_TERM) || QUICK_TAP_TERM > TAPPING_TERM # define QUICK_TAP_TERM TAPPING_TERM #endif /* tap count needed for toggling a feature */ #ifndef TAPPING_TOGGLE # define TAPPING_TOGGLE 5 #endif #define WAITING_BUFFER_SIZE 8 #ifndef NO_ACTION_TAPPING uint16_t get_record_keycode(keyrecord_t *record, bool update_layer_cache); uint16_t get_event_keycode(keyevent_t event, bool update_layer_cache); void action_tapping_process(keyrecord_t record); #endif uint16_t get_tapping_term(uint16_t keycode, keyrecord_t *record); uint16_t get_quick_tap_term(uint16_t keycode, keyrecord_t *record); bool get_permissive_hold(uint16_t keycode, keyrecord_t *record); bool get_retro_tapping(uint16_t keycode, keyrecord_t *record); bool get_hold_on_other_key_press(uint16_t keycode, keyrecord_t *record); #ifdef CHORDAL_HOLD /** * Callback to say when a key chord before the tapping term may be held. * * In keymap.c, define the callback * * bool get_chordal_hold(uint16_t tap_hold_keycode, * keyrecord_t* tap_hold_record, * uint16_t other_keycode, * keyrecord_t* other_record) { * // Conditions... * } * * This callback is called when: * * 1. `tap_hold_keycode` is pressed. * 2. `other_keycode` is pressed while `tap_hold_keycode` is still held, * provided `other_keycode` is *not* also a tap-hold key and it is pressed * before the tapping term. * * If false is returned, this has the effect of immediately settling the * tap-hold key as tapped. If true is returned, the tap-hold key is still * unsettled, and may be settled as held depending on configuration and * subsequent events. * * @param tap_hold_keycode Keycode of the tap-hold key. * @param tap_hold_record Record from the tap-hold press event. * @param other_keycode Keycode of the other key. * @param other_record Record from the other key's press event. * @return True if the tap-hold key may be considered held; false if tapped. */ bool get_chordal_hold(uint16_t tap_hold_keycode, keyrecord_t *tap_hold_record, uint16_t other_keycode, keyrecord_t *other_record); /** * Default "opposite hands rule" for whether a key chord may settle as held. * * This function returns true when the tap-hold key and other key are on * "opposite hands." In detail, handedness of the two keys are compared. If * handedness values differ, or if either handedness is '*', the function * returns true, indicating that it may be held. Otherwise, it returns false, * in which case the tap-hold key is immediately settled at tapped. * * @param tap_hold_record Record of the active tap-hold key press. * @param other_record Record of the other, interrupting key press. * @return True if the tap-hold key may be considered held; false if tapped. */ bool get_chordal_hold_default(keyrecord_t *tap_hold_record, keyrecord_t *other_record); /** * Gets the handedness of a key. * * This function returns: * 'L' for keys pressed by the left hand, * 'R' for keys on the right hand, * '*' for keys exempt from the "opposite hands rule." This could be used * perhaps on thumb keys or keys that might be pressed by either hand. * * @param key A key matrix position. * @return Handedness value. */ char chordal_hold_handedness(keypos_t key); extern const char chordal_hold_layout[MATRIX_ROWS][MATRIX_COLS] PROGMEM; #endif #ifdef FLOW_TAP_TERM /** * Callback to specify the keys where Flow Tap is enabled. * * Flow Tap is constrained to certain keys by the following rule: this callback * is called for both the tap-hold key *and* the key press immediately preceding * it. If the callback returns true for both keycodes, Flow Tap is enabled. * * The default implementation of this callback corresponds to * * bool is_flow_tap_key(uint16_t keycode) { * switch (get_tap_keycode(keycode)) { * case KC_SPC: * case KC_A ... KC_Z: * case KC_DOT: * case KC_COMM: * case KC_SCLN: * case KC_SLSH: * return true; * } * return false; * } * * @param keycode Keycode of the key. * @return Whether to enable Flow Tap for this key. */ bool is_flow_tap_key(uint16_t keycode); /** * Callback to customize Flow Tap filtering. * * Flow Tap acts only when key events are closer together than this time. * * Return a time of 0 to disable filtering. In this way, Flow Tap may be * disabled for certain tap-hold keys, or when following certain previous keys. * * The default implementation of this callback is * * uint16_t get_flow_tap_term(uint16_t keycode, keyrecord_t* record, * uint16_t prev_keycode) { * if (is_flow_tap_key(keycode) && is_flow_tap_key(prev_keycode)) { * return g_flow_tap_term; * } * return 0; * } * * NOTE: If both `is_flow_tap_key()` and `get_flow_tap_term()` are defined, then * `get_flow_tap_term()` takes precedence. * * @param keycode Keycode of the tap-hold key. * @param record keyrecord_t of the tap-hold event. * @param prev_keycode Keycode of the previously pressed key. * @return Time in milliseconds. */ uint16_t get_flow_tap_term(uint16_t keycode, keyrecord_t *record, uint16_t prev_keycode); /** Updates the Flow Tap last key and timer. */ void flow_tap_update_last_event(keyrecord_t *record); #endif // FLOW_TAP_TERM #ifdef DYNAMIC_TAPPING_TERM_ENABLE extern uint16_t g_tapping_term; #endif #if defined(TAPPING_TERM_PER_KEY) && !defined(NO_ACTION_TAPPING) # define GET_TAPPING_TERM(keycode, record) get_tapping_term(keycode, record) #elif defined(DYNAMIC_TAPPING_TERM_ENABLE) && !defined(NO_ACTION_TAPPING) # define GET_TAPPING_TERM(keycode, record) g_tapping_term #else # define GET_TAPPING_TERM(keycode, record) (TAPPING_TERM) #endif #ifdef QUICK_TAP_TERM_PER_KEY # define GET_QUICK_TAP_TERM(keycode, record) get_quick_tap_term(keycode, record) #else # define GET_QUICK_TAP_TERM(keycode, record) (QUICK_TAP_TERM) #endif