From 21958a93434e40db904eb731bc75b65661bcb9ae Mon Sep 17 00:00:00 2001 From: Pete Sevander Date: Sun, 9 Jan 2022 22:02:25 +0200 Subject: New combo configuration options (#15083) Co-authored-by: precondition <57645186+precondition@users.noreply.github.com> --- quantum/process_keycode/process_combo.c | 39 ++++++++++++++++++++++++++++++++- 1 file changed, 38 insertions(+), 1 deletion(-) (limited to 'quantum') diff --git a/quantum/process_keycode/process_combo.c b/quantum/process_keycode/process_combo.c index a050161edf..8040ede528 100644 --- a/quantum/process_keycode/process_combo.c +++ b/quantum/process_keycode/process_combo.c @@ -40,10 +40,18 @@ __attribute__((weak)) bool get_combo_must_tap(uint16_t index, combo_t *combo) { __attribute__((weak)) uint16_t get_combo_term(uint16_t index, combo_t *combo) { return COMBO_TERM; } #endif +#ifdef COMBO_MUST_PRESS_IN_ORDER_PER_COMBO +__attribute__((weak)) bool get_combo_must_press_in_order(uint16_t combo_index, combo_t *combo) { return true; } +#endif + #ifdef COMBO_PROCESS_KEY_RELEASE __attribute__((weak)) bool process_combo_key_release(uint16_t combo_index, combo_t *combo, uint8_t key_index, uint16_t keycode) { return false; } #endif +#ifdef COMBO_SHOULD_TRIGGER +__attribute__((weak)) bool combo_should_trigger(uint16_t combo_index, combo_t *combo, uint16_t keycode, keyrecord_t *record) { return true; } +#endif + #ifndef COMBO_NO_TIMER static uint16_t timer = 0; #endif @@ -350,6 +358,28 @@ combo_t *overlaps(combo_t *combo1, combo_t *combo2) { return combo1; } +#if defined(COMBO_MUST_PRESS_IN_ORDER) || defined(COMBO_MUST_PRESS_IN_ORDER_PER_COMBO) +static bool keys_pressed_in_order(uint16_t combo_index, combo_t *combo, uint16_t key_index, uint16_t keycode, keyrecord_t *record) { +# ifdef COMBO_MUST_PRESS_IN_ORDER_PER_COMBO + if (!get_combo_must_press_in_order(combo_index, combo)) { + return true; + } +# endif + if ( + // The `state` bit for the key being pressed. + (1 << key_index) == + // The *next* combo key's bit. + (COMBO_STATE(combo) + 1) + // E.g. two keys already pressed: `state == 11`. + // Next possible `state` is `111`. + // So the needed bit is `100` which we get with `11 + 1`. + ) { + return true; + } + return false; +} +#endif + static bool process_single_combo(combo_t *combo, uint16_t keycode, keyrecord_t *record, uint16_t combo_index) { uint8_t key_count = 0; uint16_t key_index = -1; @@ -360,7 +390,14 @@ static bool process_single_combo(combo_t *combo, uint16_t keycode, keyrecord_t * return false; } - bool key_is_part_of_combo = !COMBO_DISABLED(combo) && is_combo_enabled(); + bool key_is_part_of_combo = (!COMBO_DISABLED(combo) && is_combo_enabled() +#if defined(COMBO_MUST_PRESS_IN_ORDER) || defined(COMBO_MUST_PRESS_IN_ORDER_PER_COMBO) + && keys_pressed_in_order(combo_index, combo, key_index, keycode, record) +#endif +#ifdef COMBO_SHOULD_TRIGGER + && combo_should_trigger(combo_index, combo, keycode, record) +#endif + ); if (record->event.pressed && key_is_part_of_combo) { uint16_t time = _get_combo_term(combo_index, combo); -- cgit v1.2.3