zmk/app/src/behaviors/behavior_momentary_layer.c

/*
 * Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
 *
 * SPDX-License-Identifier: MIT
 */

#define DT_DRV_COMPAT zmk_behavior_momentary_layer

#include <device.h>
#include <drivers/behavior.h>
#include <logging/log.h>

#include <zmk/keymap.h>

LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);

struct behavior_mo_config { };
struct behavior_mo_data { };

static int behavior_mo_init(struct device *dev)
{
	return 0;
};


static int mo_keymap_binding_pressed(struct device *dev, u32_t position, u32_t layer, u32_t _)
{
  LOG_DBG("position %d layer %d", position, layer);

  return zmk_keymap_layer_activate(layer);
}

static int mo_keymap_binding_released(struct device *dev, u32_t position, u32_t layer, u32_t _)
{
  LOG_DBG("position %d layer %d", position, layer);

  return zmk_keymap_layer_deactivate(layer);
}

static const struct behavior_driver_api behavior_mo_driver_api = {
  .binding_pressed = mo_keymap_binding_pressed,
  .binding_released = mo_keymap_binding_released
};


static const struct behavior_mo_config behavior_mo_config = {};

static struct behavior_mo_data behavior_mo_data;

DEVICE_AND_API_INIT(behavior_mo, DT_INST_LABEL(0), behavior_mo_init,
                    &behavior_mo_data,
                    &behavior_mo_config,
                    APPLICATION, CONFIG_KERNEL_INIT_PRIORITY_DEFAULT,
                    &behavior_mo_driver_api);