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underglow-layer: add battery indicators

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darknao 2025-01-25 15:37:33 +01:00 • committed by afiqzudinhadi
parent 0f43eeb033
commit 62dc6d8ec5
5 changed files with 125 additions and 0 deletions
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77
app/src/behaviors/behavior_underglow_battery.c Normal file
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/*
* Copyright (c) 2024 The ZMK Contributors
*
* SPDX-License-Identifier: MIT
*/
#define DT_DRV_COMPAT zmk_behavior_underglow_battery
// Dependencies
#include <zephyr/device.h>
#include <drivers/behavior.h>
#include <zephyr/logging/log.h>
#include <zmk/battery.h>
#include <zmk/event_manager.h>
#include <zmk/events/battery_state_changed.h>
#include <zmk/events/underglow_color_changed.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
#if DT_HAS_COMPAT_STATUS_OKAY(DT_DRV_COMPAT)
struct underglow_battery_data {
uint32_t layers;
};
struct underglow_battery_config {
int threshold;
};
static struct underglow_battery_data underglow_battery_data = {.layers = 0};
static int underglow_battery_init(const struct device *dev) { return 0; };
static int underglow_battery_process(struct zmk_behavior_binding *binding,
struct zmk_behavior_binding_event event) {
const struct device *dev = zmk_behavior_get_binding(binding->behavior_dev);
const struct underglow_battery_config *config = dev->config;
struct underglow_battery_data *data = dev->data;
data->layers |= BIT(event.layer);
int bat = zmk_battery_state_of_charge();
if (bat >= config->threshold)
return binding->param2;
else
return binding->param1;
}
static const struct behavior_driver_api underglow_battery_driver_api = {
.binding_pressed = underglow_battery_process,
.locality = BEHAVIOR_LOCALITY_GLOBAL,
#if IS_ENABLED(CONFIG_ZMK_BEHAVIOR_METADATA)
.get_parameter_metadata = zmk_behavior_get_empty_param_metadata,
#endif // IS_ENABLED(CONFIG_ZMK_BEHAVIOR_METADATA)
};
static int underglow_battery_listener(const zmk_event_t *eh);
ZMK_LISTENER(behavior_underglow_battery, underglow_battery_listener);
ZMK_SUBSCRIPTION(behavior_underglow_battery, zmk_battery_state_changed);
static int underglow_battery_listener(const zmk_event_t *eh) {
raise_zmk_underglow_color_changed(
(struct zmk_underglow_color_changed){.layers = underglow_battery_data.layers});
return ZMK_EV_EVENT_BUBBLE;
}
#define KP_INST(n) \
static struct underglow_battery_config underglow_battery_config_##n = { \
.threshold = DT_INST_PROP(n, threshold)}; \
BEHAVIOR_DT_INST_DEFINE(n, underglow_battery_init, NULL, &underglow_battery_data, \
&underglow_battery_config_##n, POST_KERNEL, \
CONFIG_KERNEL_INIT_PRIORITY_DEFAULT, &underglow_battery_driver_api);
DT_INST_FOREACH_STATUS_OKAY(KP_INST)
#endif /* DT_HAS_COMPAT_STATUS_OKAY(DT_DRV_COMPAT) */