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feat(behavior): Add key toggle

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This commit is contained in:
Okke Formsma 2021-03-16 21:38:36 +01:00
parent ff739a9918
commit 4dbf309b30
11 changed files with 148 additions and 1 deletions
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1
app/CMakeLists.txt
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@ -43,6 +43,7 @@ target_sources_ifdef(CONFIG_ZMK_BLE app PRIVATE src/events/battery_state_changed
target_sources_ifdef(CONFIG_USB app PRIVATE src/events/usb_conn_state_changed.c)
if ((NOT CONFIG_ZMK_SPLIT) OR CONFIG_ZMK_SPLIT_BLE_ROLE_CENTRAL)
target_sources(app PRIVATE src/behaviors/behavior_key_press.c)
target_sources(app PRIVATE src/behaviors/behavior_key_toggle.c)
target_sources(app PRIVATE src/behaviors/behavior_reset.c)
target_sources(app PRIVATE src/behaviors/behavior_hold_tap.c)
target_sources(app PRIVATE src/behaviors/behavior_sticky_key.c)

1
app/dts/behaviors.dtsi
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@ -1,4 +1,5 @@
#include <behaviors/key_press.dtsi>
#include <behaviors/key_toggle.dtsi>
#include <behaviors/transparent.dtsi>
#include <behaviors/none.dtsi>
#include <behaviors/mod_tap.dtsi>

15
app/dts/behaviors/key_toggle.dtsi Normal file
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@ -0,0 +1,15 @@
/*
* Copyright (c) 2020 The ZMK Contributors
*
* SPDX-License-Identifier: MIT
*/
/ {
behaviors {
/omit-if-no-ref/ kt: behavior_key_toggle {
compatible = "zmk,behavior-key-toggle";
label = "KEY_TOGGLE";
#binding-cells = <1>;
};
};
};

8
app/dts/bindings/behaviors/zmk,behavior-key-toggle.yaml Normal file
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@ -0,0 +1,8 @@
# Copyright (c) 2020 The ZMK Contributors
# SPDX-License-Identifier: MIT
description: Key toggle behavior
compatible: "zmk,behavior-key-toggle"
include: one_param.yaml

5
app/include/zmk/hid.h
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@ -169,6 +169,8 @@ struct zmk_hid_consumer_report {
zmk_mod_flags_t zmk_hid_get_explicit_mods();
int zmk_hid_register_mod(zmk_mod_t modifier);
int zmk_hid_unregister_mod(zmk_mod_t modifier);
bool zmk_hid_mod_is_pressed(zmk_mod_t modifier);
int zmk_hid_register_mods(zmk_mod_flags_t explicit_modifiers);
int zmk_hid_unregister_mods(zmk_mod_flags_t explicit_modifiers);
int zmk_hid_implicit_modifiers_press(zmk_mod_flags_t implicit_modifiers);
@ -177,13 +179,16 @@ int zmk_hid_implicit_modifiers_release();
int zmk_hid_keyboard_press(zmk_key_t key);
int zmk_hid_keyboard_release(zmk_key_t key);
void zmk_hid_keyboard_clear();
bool zmk_hid_keyboard_is_pressed();
int zmk_hid_consumer_press(zmk_key_t key);
int zmk_hid_consumer_release(zmk_key_t key);
void zmk_hid_consumer_clear();
bool zmk_hid_consumer_is_pressed(zmk_key_t key);
int zmk_hid_press(uint8_t usage_page, zmk_key_t code);
int zmk_hid_release(uint8_t usage_page, zmk_key_t code);
bool zmk_hid_is_pressed(uint8_t usage_page, zmk_key_t code);
struct zmk_hid_keyboard_report *zmk_hid_get_keyboard_report();
struct zmk_hid_consumer_report *zmk_hid_get_consumer_report();

50
app/src/behaviors/behavior_key_toggle.c Normal file
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@ -0,0 +1,50 @@
/*
* Copyright (c) 2020 The ZMK Contributors
*
* SPDX-License-Identifier: MIT
*/
#define DT_DRV_COMPAT zmk_behavior_key_toggle
#include <device.h>
#include <drivers/behavior.h>
#include <logging/log.h>
#include <zmk/hid.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);
#if DT_HAS_COMPAT_STATUS_OKAY(DT_DRV_COMPAT)
static int behavior_key_toggle_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);
bool pressed =
zmk_hid_is_pressed(HID_USAGE_PAGE(binding->param1), HID_USAGE_ID(binding->param1));
return ZMK_EVENT_RAISE(
zmk_keycode_state_changed_from_encoded(binding->param1, !pressed, event.timestamp));
}
static int on_keymap_binding_released(struct zmk_behavior_binding *binding,
struct zmk_behavior_binding_event event) {
return 0;
}
static const struct behavior_driver_api behavior_key_toggle_driver_api = {
.binding_pressed = on_keymap_binding_pressed,
.binding_released = on_keymap_binding_released,
};
#define KP_INST(n) \
DEVICE_AND_API_INIT(behavior_key_toggle_##n, DT_INST_LABEL(n), behavior_key_toggle_init, NULL, \
NULL, APPLICATION, CONFIG_KERNEL_INIT_PRIORITY_DEFAULT, \
&behavior_key_toggle_driver_api);
DT_INST_FOREACH_STATUS_OKAY(KP_INST)
#endif /* DT_HAS_COMPAT_STATUS_OKAY(DT_DRV_COMPAT) */

39
app/src/hid.c
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@ -4,6 +4,7 @@
* SPDX-License-Identifier: MIT
*/
#include "zmk/keys.h"
#include <logging/log.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
@ -51,6 +52,11 @@ int zmk_hid_unregister_mod(zmk_mod_t modifier) {
return 0;
}
bool zmk_hid_mod_is_pressed(zmk_mod_t modifier) {
zmk_mod_flags_t mod_flag = 1 << modifier;
return (zmk_hid_get_explicit_mods() & mod_flag) == mod_flag;
}
int zmk_hid_register_mods(zmk_mod_flags_t modifiers) {
for (zmk_mod_t i = 0; i < 8; i++) {
if (modifiers & (1 << i)) {
@ -117,6 +123,18 @@ int zmk_hid_keyboard_release(zmk_key_t code) {
return 0;
};
bool zmk_hid_keyboard_is_pressed(zmk_key_t code) {
if (code >= HID_USAGE_KEY_KEYBOARD_LEFTCONTROL && code <= HID_USAGE_KEY_KEYBOARD_RIGHT_GUI) {
return zmk_hid_mod_is_pressed(code - HID_USAGE_KEY_KEYBOARD_LEFTCONTROL);
}
for (int idx = 0; idx < ZMK_HID_KEYBOARD_NKRO_SIZE; idx++) {
if (keyboard_report.body.keys[idx] == code) {
return true;
}
}
return false;
}
void zmk_hid_keyboard_clear() { memset(&keyboard_report.body, 0, sizeof(keyboard_report.body)); }
int zmk_hid_consumer_press(zmk_key_t code) {
@ -129,6 +147,17 @@ int zmk_hid_consumer_release(zmk_key_t code) {
return 0;
};
void zmk_hid_consumer_clear() { memset(&consumer_report.body, 0, sizeof(consumer_report.body)); }
bool zmk_hid_consumer_is_pressed(zmk_key_t key) {
for (int idx = 0; idx < ZMK_HID_CONSUMER_NKRO_SIZE; idx++) {
if (consumer_report.body.keys[idx] == key) {
return true;
}
}
return false;
}
int zmk_hid_press(uint8_t usage_page, zmk_key_t code) {
switch (usage_page) {
case HID_USAGE_KEY:
@ -149,7 +178,15 @@ int zmk_hid_release(uint8_t usage_page, zmk_key_t code) {
return -EINVAL;
}
void zmk_hid_consumer_clear() { memset(&consumer_report.body, 0, sizeof(consumer_report.body)); }
bool zmk_hid_is_pressed(uint8_t usage_page, zmk_key_t code) {
switch (usage_page) {
case HID_USAGE_KEY:
return zmk_hid_keyboard_is_pressed(code);
case HID_USAGE_CONSUMER:
return zmk_hid_consumer_is_pressed(code);
}
return false;
}
struct zmk_hid_keyboard_report *zmk_hid_get_keyboard_report() {
return &keyboard_report;

17
app/tests/keytoggle/behavior_keymap.dtsi Normal file
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@ -0,0 +1,17 @@
#include <dt-bindings/zmk/keys.h>
#include <behaviors.dtsi>
#include <dt-bindings/zmk/kscan_mock.h>
/ {
keymap {
compatible = "zmk,keymap";
label ="Default keymap";
default_layer {
bindings = <
&kt B &none
&none &none
>;
};
};
};

1
app/tests/keytoggle/kt-press-release/events.patterns Normal file
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@ -0,0 +1 @@
s/.*hid_listener_keycode_//p

2
app/tests/keytoggle/kt-press-release/keycode_events.snapshot Normal file
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@ -0,0 +1,2 @@
pressed: usage_page 0x07 keycode 0x05 implicit_mods 0x00 explicit_mods 0x00
released: usage_page 0x07 keycode 0x05 implicit_mods 0x00 explicit_mods 0x00

10
app/tests/keytoggle/kt-press-release/native_posix.keymap Normal file
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@ -0,0 +1,10 @@
#include "../behavior_keymap.dtsi"
&kscan {
events = <
ZMK_MOCK_PRESS(0,0,10)
ZMK_MOCK_RELEASE(0,0,10)
ZMK_MOCK_PRESS(0,0,10)
ZMK_MOCK_RELEASE(0,0,10)
>;
};