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fix(core): track layer state with keypress

This commit is contained in:
Cody McGinnis 2020-09-01 09:34:06 -04:00
parent af6ddfb7e2
commit 639a338c2d
1 changed files with 30 additions and 26 deletions
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56
app/src/keymap.c
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@ -51,10 +51,10 @@ static u8_t zmk_keymap_layer_default = 0;
// State
// When a behavior handles a key position "down" event, we record that layer
// When a behavior handles a key position "down" event, we record the layer state
// here so that even if that layer is deactivated before the "up", event, we
// still send the release event to the behavior in that layer also.
static u8_t zmk_keymap_active_behavior_layer[ZMK_KEYMAP_LEN];
static u32_t zmk_keymap_active_behavior_layer[ZMK_KEYMAP_LEN];
static struct zmk_behavior_binding zmk_keymap[ZMK_KEYMAP_LAYERS_LEN][ZMK_KEYMAP_LEN] = {
DT_INST_FOREACH_CHILD(0, TRANSFORMED_LAYER)
@ -101,47 +101,51 @@ int zmk_keymap_layer_toggle(u8_t layer)
return zmk_keymap_layer_activate(layer);
};
bool is_active_position(u32_t position, u8_t layer)
bool is_active_layer(u8_t layer, u32_t layer_state)
{
return (zmk_keymap_layer_state & BIT(layer)) == BIT(layer)
|| layer == zmk_keymap_layer_default
|| zmk_keymap_active_behavior_layer[position] == layer;
return (layer_state & BIT(layer)) == BIT(layer)
|| layer == zmk_keymap_layer_default;
}
int zmk_keymap_apply_position_state(int layer, u32_t position, bool pressed)
{
struct zmk_behavior_binding *binding = &zmk_keymap[layer][position];
struct device *behavior;
LOG_DBG("layer: %d position: %d, binding name: %s", layer, position, log_strdup(binding->behavior_dev));
behavior = device_get_binding(binding->behavior_dev);
if (!behavior) {
LOG_DBG("No behavior assigned to %d on layer %d", position, layer);
return 1;
}
if (pressed) {
return behavior_keymap_binding_pressed(behavior, position, binding->param1, binding->param2);
} else {
return behavior_keymap_binding_released(behavior, position, binding->param1, binding->param2);
}
}
int zmk_keymap_position_state_changed(u32_t position, bool pressed)
{
for (int layer = ZMK_KEYMAP_LAYERS_LEN - 1; layer >= zmk_keymap_layer_default; layer--)
{
if (is_active_position(position, layer))
u32_t layer_state = pressed ? zmk_keymap_layer_state : zmk_keymap_active_behavior_layer[position];
if (is_active_layer(layer, layer_state))
{
struct zmk_behavior_binding *binding = &zmk_keymap[layer][position];
struct device *behavior;
int ret;
int ret = zmk_keymap_apply_position_state(layer, position, pressed);
LOG_DBG("layer: %d position: %d, binding name: %s", layer, position, log_strdup(binding->behavior_dev));
behavior = device_get_binding(binding->behavior_dev);
if (!behavior) {
LOG_DBG("No behavior assigned to %d on layer %d", position, layer);
continue;
}
if (pressed) {
ret = behavior_keymap_binding_pressed(behavior, position, binding->param1, binding->param2);
} else {
ret = behavior_keymap_binding_released(behavior, position, binding->param1, binding->param2);
}
zmk_keymap_active_behavior_layer[position] = zmk_keymap_layer_state;
if (ret > 0) {
LOG_DBG("behavior processing to continue to next layer");
continue;
} else if (ret < 0) {
LOG_DBG("Behavior returned error: %d", ret);
zmk_keymap_active_behavior_layer[position] = 0;
return ret;
} else {
zmk_keymap_active_behavior_layer[position] = pressed ? layer : 0;
return ret;
}
}