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TDs allow for holds/hold-taps

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This commit is contained in:
kurtis-lew 2021-05-26 09:49:49 -07:00
parent 30b7449bf7
commit 85b302725a
1 changed files with 43 additions and 16 deletions
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59
app/src/behaviors/behavior_tap_dance.c
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@ -37,10 +37,12 @@ struct active_tap_dance {
uint32_t position;
uint32_t param1;
uint32_t param2;
bool is_pressed;
const struct behavior_tap_dance_config *config;
// timer data
bool timer_started;
bool timer_cancelled;
bool timer_timeout;
int64_t release_at;
struct k_delayed_work release_timer;
};
@ -74,6 +76,15 @@ static struct active_tap_dance *find_tap_dance(uint32_t position) {
return NULL;
}
static int stop_timer(struct active_tap_dance *tap_dance) {
int timer_cancel_result = k_delayed_work_cancel(&tap_dance->release_timer);
if (timer_cancel_result == -EINPROGRESS) {
// too late to cancel, we'll let the timer handler clear up.
tap_dance->timer_cancelled = true;
}
return timer_cancel_result;
}
static void clear_tap_dance(struct active_tap_dance *tap_dance) {
LOG_DBG("Clearing Tap Dance");
tap_dance->position = ZMK_BHV_TAP_DANCE_POSITION_FREE;
@ -119,9 +130,9 @@ static int on_tap_dance_binding_pressed(struct zmk_behavior_binding *binding,
struct active_tap_dance *tap_dance;
tap_dance = find_tap_dance(event.position);
if (tap_dance != NULL) {
stop_timer(tap_dance);
if (++tap_dance->counter >= cfg->behavior_count) {
press_tap_dance_behavior(tap_dance, event.timestamp);
release_tap_dance_behavior(tap_dance, event.timestamp);
}
} else {
tap_dance = store_tap_dance(event.position, cfg);
@ -131,6 +142,7 @@ static int on_tap_dance_binding_pressed(struct zmk_behavior_binding *binding,
return ZMK_BEHAVIOR_OPAQUE;
}
}
tap_dance->is_pressed = true;
// No other key was pressed. Start the timer.
tap_dance->release_at = event.timestamp + tap_dance->config->tapping_term_ms;
// adjust timer in case this behavior was queued by a hold-tap
@ -148,7 +160,15 @@ static int on_tap_dance_binding_released(struct zmk_behavior_binding *binding,
struct active_tap_dance *tap_dance = find_tap_dance(event.position);
if (tap_dance == NULL) {
LOG_ERR("ACTIVE TAP DANCE CLEARED TOO EARLY");
return ZMK_BEHAVIOR_OPAQUE;
}
tap_dance->is_pressed = false;
int32_t ms_left = tap_dance->release_at - k_uptime_get();
LOG_DBG("ms_left equal to: %d", ms_left);
if (ms_left <= 0) {
release_tap_dance_behavior(tap_dance, event.timestamp);
}
return ZMK_BEHAVIOR_OPAQUE;
}
@ -161,8 +181,13 @@ void behavior_tap_dance_timer_handler(struct k_work *item) {
if (tap_dance->timer_cancelled) {
tap_dance->timer_cancelled = false;
} else {
press_tap_dance_behavior(tap_dance, tap_dance->release_at);
release_tap_dance_behavior(tap_dance, tap_dance->release_at);
if (!tap_dance->is_pressed) {
press_tap_dance_behavior(tap_dance, tap_dance->release_at);
release_tap_dance_behavior(tap_dance, tap_dance->release_at);
return;
} else {
press_tap_dance_behavior(tap_dance, tap_dance->release_at);
}
}
}
@ -179,23 +204,25 @@ ZMK_SUBSCRIPTION(behavior_tap_dance, zmk_position_state_changed);
static int tap_dance_position_state_changed_listener(const zmk_event_t *eh) {
LOG_DBG("Position state changed");
struct zmk_position_state_changed *ev = as_zmk_position_state_changed(eh);
if (ev == NULL) {
return ZMK_EV_EVENT_BUBBLE;
}
for (int i = 0; i < ZMK_BHV_TAP_DANCE_MAX_HELD; i++) {
struct active_tap_dance *tap_dance = &active_tap_dances[i];
// LOG_DBG("TD %d, Position %d, Counter %d", i, tap_dance->position, tap_dance->counter);
if (tap_dance->position == ZMK_BHV_TAP_DANCE_POSITION_FREE) {
continue;
} else {
if (tap_dance->position != ev->position && tap_dance->timer_started) {
press_tap_dance_behavior(tap_dance, ev->timestamp);
release_tap_dance_behavior(tap_dance, ev->timestamp);
if (ev != NULL) {
for (int i = 0; i < ZMK_BHV_TAP_DANCE_MAX_HELD; i++) {
struct active_tap_dance *tap_dance = &active_tap_dances[i];
if (tap_dance->position == ZMK_BHV_TAP_DANCE_POSITION_FREE) {
continue;
} else {
if (tap_dance->position != ev->position && tap_dance->timer_started) {
stop_timer(tap_dance);
if (tap_dance->is_pressed) {
press_tap_dance_behavior(tap_dance, tap_dance->release_at);
release_tap_dance_behavior(tap_dance, tap_dance->release_at);
}
}
}
}
return ZMK_EV_EVENT_BUBBLE;
} else {
return 0;
}
return ZMK_EV_EVENT_BUBBLE;
}
#define _TRANSFORM_ENTRY(idx, node) \