Skip to content

Instantly share code, notes, and snippets.

@petejohanson
Created August 3, 2022 03:20
Show Gist options
  • Save petejohanson/7086b4b4c2568fcac6f18167d7d92242 to your computer and use it in GitHub Desktop.
Save petejohanson/7086b4b4c2568fcac6f18167d7d92242 to your computer and use it in GitHub Desktop.
Runtime keymap exploration.
/*
* Copyright (c) 2020 The ZMK Contributors
*
* SPDX-License-Identifier: MIT
*/
#define DT_DRV_COMPAT zmk_behavior_key_press
#include <device.h>
#include <drivers/behavior.h>
#include <logging/log.h>
#include <zmk/event_manager.h>
#include <zmk/events/keycode_state_changed.h>
#include <zmk/behavior.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
static int behavior_key_press_init(const struct device *dev) { return 0; };
static int on_keymap_binding_pressed(struct zmk_behavior_binding *binding,
struct zmk_behavior_binding_event event) {
LOG_DBG("position %d keycode 0x%02X", event.position, binding->param1);
return ZMK_EVENT_RAISE(
zmk_keycode_state_changed_from_encoded(binding->param1, true, event.timestamp));
}
static int on_keymap_binding_released(struct zmk_behavior_binding *binding,
struct zmk_behavior_binding_event event) {
LOG_DBG("position %d keycode 0x%02X", event.position, binding->param1);
return ZMK_EVENT_RAISE(
zmk_keycode_state_changed_from_encoded(binding->param1, false, event.timestamp));
}
#if CONFIG_ZMK_RUNTIME_KEYMAPS
ZMK_BEHAVIOR_METADATA(key_press,
"Key Press",
ZMK_BINDING_PARAMS(ZMK_BINDING_PARAM_KEYCODE(), ZMK_BINDING_PARAM_NULL())
)
ZMK_BEHAVIOR_PROPS_METADATA(key_press);
static int behavior_key_press_metadata(struct zmk_behavior_metadata *metadata, struct zmk_behavior_props_metadata *props, uint32_t *len) {
*props = key_press_props_metadata;
*len = 0;
*metadata = key_press_metadata;
}
#endif
static const struct behavior_driver_api behavior_key_press_driver_api = {
.binding_pressed = on_keymap_binding_pressed, .binding_released = on_keymap_binding_released};
#define KP_INST(n) \
ZMK_RUNTIME_METADATA_DEVICE_DT_DEFINE(n, behavior_key_press_metadata); \
DEVICE_DT_INST_DEFINE(n, behavior_key_press_init, NULL, NULL, NULL, APPLICATION, \
CONFIG_KERNEL_INIT_PRIORITY_DEFAULT, &behavior_key_press_driver_api);
DT_INST_FOREACH_STATUS_OKAY(KP_INST)
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment