zmk_mf68/app/src/ble_unpair_combo.c
Pete Johanson 191a2d755a chore: clang-format the codebase.
* Use the LLVM style
* Override indent width (8) and column limit (100)
* Fixes #142.
2020-09-14 00:10:34 -04:00

76 lines
1.8 KiB
C

/*
* Copyright (c) 2020 The ZMK Contributors
*
* SPDX-License-Identifier: MIT
*/
#include <device.h>
#include <init.h>
#define DT_DRV_COMPAT zmk_bt_unpair_combo
#if DT_HAS_COMPAT_STATUS_OKAY(DT_DRV_COMPAT)
#include <logging/log.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
#include <zmk/ble.h>
#include <zmk/event-manager.h>
#include <zmk/events/position-state-changed.h>
static u8_t combo_state;
const u32_t key_positions[] = DT_INST_PROP(0, key_positions);
#define KP_LEN DT_INST_PROP_LEN(0, key_positions)
int index_for_key_position(u32_t kp) {
for (int i = 0; i < KP_LEN; i++) {
if (key_positions[i] == kp) {
return i;
}
}
return -1;
}
int unpair_combo_listener(const struct zmk_event_header *eh) {
if (is_position_state_changed(eh)) {
const struct position_state_changed *psc = cast_position_state_changed(eh);
int kp_index = index_for_key_position(psc->position);
if (kp_index < 0) {
return 0;
}
WRITE_BIT(combo_state, kp_index, psc->state);
}
return 0;
};
void unpair_combo_work_handler(struct k_work *work) {
for (int i = 0; i < KP_LEN; i++) {
if (!(combo_state & BIT(i))) {
LOG_DBG("Key position %d not held, skipping unpair combo", key_positions[i]);
return;
}
}
zmk_ble_unpair_all();
};
struct k_delayed_work unpair_combo_work;
int zmk_ble_unpair_combo_init(struct device *_unused) {
k_delayed_work_init(&unpair_combo_work, unpair_combo_work_handler);
k_delayed_work_submit(&unpair_combo_work, K_SECONDS(2));
return 0;
};
ZMK_LISTENER(zmk_ble_unpair_combo, unpair_combo_listener);
ZMK_SUBSCRIPTION(zmk_ble_unpair_combo, position_state_changed);
SYS_INIT(zmk_ble_unpair_combo_init, APPLICATION, CONFIG_APPLICATION_INIT_PRIORITY);
#endif /* DT_HAS_COMPAT_STATUS_OKAY(DT_DRV_COMPAT) */