1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
|
/*
* Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
*
* SPDX-License-Identifier: MIT
*/
#define DT_DRV_COMPAT zmk_behavior_mod_tap
#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/events.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
struct behavior_mod_tap_config { };
struct behavior_mod_tap_data {
u16_t pending_press_positions;
};
int behavior_mod_tap_listener(const struct zmk_event_header *eh)
{
if (is_keycode_state_changed(eh)) {
struct device *dev = device_get_binding(DT_INST_LABEL(0));
const struct keycode_state_changed *ev = cast_keycode_state_changed(eh);
if (ev->state) {
struct behavior_mod_tap_data *data = dev->driver_data;
data->pending_press_positions = 0;
}
}
return 0;
}
ZMK_LISTENER(behavior_mod_tap, behavior_mod_tap_listener);
ZMK_SUBSCRIPTION(behavior_mod_tap, keycode_state_changed);
static int behavior_mod_tap_init(struct device *dev)
{
return 0;
};
static int on_keymap_binding_pressed(struct device *dev, u32_t position, u32_t mods, u32_t keycode)
{
struct behavior_mod_tap_data *data = dev->driver_data;
LOG_DBG("mods: %d, keycode: %d", mods, keycode);
WRITE_BIT(data->pending_press_positions, position, true);
return zmk_events_modifiers_pressed(mods);
}
// They keycode is passed by the "keymap" based on the parameter created as part of the assignment.
static int on_keymap_binding_released(struct device *dev, u32_t position, u32_t mods, u32_t keycode)
{
struct behavior_mod_tap_data *data = dev->driver_data;
LOG_DBG("mods: %d, keycode: %d", mods, keycode);
zmk_events_modifiers_released(mods);
if (data->pending_press_positions & BIT(position)) {
zmk_events_keycode_pressed(USAGE_KEYPAD, keycode);
k_msleep(10);
zmk_events_keycode_released(USAGE_KEYPAD, keycode);
}
return 0;
}
static const struct behavior_driver_api behavior_mod_tap_driver_api = {
.binding_pressed = on_keymap_binding_pressed,
.binding_released = on_keymap_binding_released,
};
static const struct behavior_mod_tap_config behavior_mod_tap_config = {};
static struct behavior_mod_tap_data behavior_mod_tap_data;
DEVICE_AND_API_INIT(behavior_mod_tap, DT_INST_LABEL(0), behavior_mod_tap_init,
&behavior_mod_tap_data,
&behavior_mod_tap_config,
APPLICATION, CONFIG_KERNEL_INIT_PRIORITY_DEFAULT,
&behavior_mod_tap_driver_api);
|
