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changed zmk_layer_state_changed event

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This commit is contained in:
JP Bonn 2021-03-01 22:47:11 -07:00
parent e1c16bafae
commit 5d89d58904
2 changed files with 51 additions and 24 deletions
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13
app/include/zmk/events/layer_state_changed.h
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@ -8,17 +8,18 @@
#include <zephyr.h>
#include <zmk/event_manager.h>
#include <zmk/keymap.h>
struct zmk_layer_state_changed {
uint8_t layer;
bool state;
zmk_keymap_layers_state_t prior_state;
int64_t timestamp;
};
ZMK_EVENT_DECLARE(zmk_layer_state_changed);
static inline struct zmk_layer_state_changed_event *create_layer_state_changed(uint8_t layer,
bool state) {
return new_zmk_layer_state_changed((struct zmk_layer_state_changed){
.layer = layer, .state = state, .timestamp = k_uptime_get()});
static inline struct zmk_layer_state_changed_event *
create_layer_state_changed(zmk_keymap_layers_state_t prior_state) {
return new_zmk_layer_state_changed(
(struct zmk_layer_state_changed){.prior_state = prior_state, .timestamp = k_uptime_get()});
}

62
app/src/keymap.c
View file

@ -74,6 +74,12 @@ static struct zmk_behavior_binding zmk_sensor_keymap[ZMK_KEYMAP_LAYERS_LEN]
#endif /* ZMK_KEYMAP_HAS_SENSORS */
static void raise_layer_event(zmk_keymap_layers_state_t prior_state) {
LOG_DBG("layer_changed: layer %d, old state %x, state %x", zmk_keymap_highest_layer_active(),
prior_state, zmk_keymap_layer_state());
ZMK_EVENT_RAISE(create_layer_state_changed(prior_state));
}
static inline int set_layer_state(uint8_t layer, bool state) {
if (layer >= ZMK_KEYMAP_LAYERS_LEN) {
return -EINVAL;
@ -83,21 +89,14 @@ static inline int set_layer_state(uint8_t layer, bool state) {
if (layer == _zmk_keymap_layer_default && !state) {
return 0;
}
zmk_keymap_layers_state_t old_state = _zmk_keymap_layer_state;
WRITE_BIT(_zmk_keymap_layer_state, layer, state);
// Don't send state changes unless there was an actual change
if (old_state != _zmk_keymap_layer_state || layer == _zmk_keymap_layer_default) {
LOG_DBG("layer_changed: layer %d state %d", layer, state);
ZMK_EVENT_RAISE(create_layer_state_changed(layer, state));
}
return 0;
}
uint8_t zmk_keymap_layer_default() { return _zmk_keymap_layer_default; }
inline uint8_t zmk_keymap_layer_default() { return _zmk_keymap_layer_default; }
zmk_keymap_layers_state_t zmk_keymap_layer_state() { return _zmk_keymap_layer_state; }
inline zmk_keymap_layers_state_t zmk_keymap_layer_state() { return _zmk_keymap_layer_state; }
bool zmk_keymap_layer_active_with_state(uint8_t layer, zmk_keymap_layers_state_t state_to_test) {
// The default layer is assumed to be ALWAYS ACTIVE so we include an || here to ensure nobody
@ -105,6 +104,11 @@ bool zmk_keymap_layer_active_with_state(uint8_t layer, zmk_keymap_layers_state_t
return (state_to_test & (BIT(layer))) == (BIT(layer)) || layer == _zmk_keymap_layer_default;
};
bool zmk_keymap_layer_changed_from_prior_state(uint8_t layer,
zmk_keymap_layers_state_t prior_state) {
return ((prior_state & (BIT(layer))) != (zmk_keymap_layer_state() & (BIT(layer))));
}
bool zmk_keymap_layer_active(uint8_t layer) {
return zmk_keymap_layer_active_with_state(layer, _zmk_keymap_layer_state);
};
@ -118,24 +122,46 @@ uint8_t zmk_keymap_highest_layer_active() {
return zmk_keymap_layer_default();
}
int zmk_keymap_layer_activate(uint8_t layer) { return set_layer_state(layer, true); };
int zmk_keymap_layer_activate(uint8_t layer) {
zmk_keymap_layers_state_t prior_state = _zmk_keymap_layer_state;
int zmk_keymap_layer_deactivate(uint8_t layer) { return set_layer_state(layer, false); };
int ret = set_layer_state(layer, true);
raise_layer_event(prior_state);
return ret;
}
int zmk_keymap_layer_deactivate(uint8_t layer) {
zmk_keymap_layers_state_t prior_state = _zmk_keymap_layer_state;
int ret = set_layer_state(layer, false);
raise_layer_event(prior_state);
return ret;
}
int zmk_keymap_layer_toggle(uint8_t layer) {
if (zmk_keymap_layer_active(layer)) {
return zmk_keymap_layer_deactivate(layer);
}
int ret;
zmk_keymap_layers_state_t prior_state = _zmk_keymap_layer_state;
return zmk_keymap_layer_activate(layer);
};
if (zmk_keymap_layer_active(layer)) {
ret = set_layer_state(layer, false);
} else {
ret = set_layer_state(layer, true);
}
raise_layer_event(prior_state);
return ret;
}
int zmk_keymap_layer_to(uint8_t layer) {
zmk_keymap_layers_state_t prior_state = _zmk_keymap_layer_state;
for (int i = ZMK_KEYMAP_LAYERS_LEN - 1; i >= 0; i--) {
zmk_keymap_layer_deactivate(i);
set_layer_state(i, false);
}
zmk_keymap_layer_activate(layer);
set_layer_state(layer, true);
raise_layer_event(prior_state);
return 0;
}