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Merge pull request #42 from petejohanson/core/event-manager-refactor 

Refactor to generic event manager, ditch "global behaviors" as a concept.
This commit is contained in:
Pete Johanson 2020-06-30 16:42:52 -04:00 committed by GitHub
parent b23a73e488 7bf8621d5b
commit 4c5ed99381
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
27 changed files with 411 additions and 339 deletions
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12
app/CMakeLists.txt
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@ -18,22 +18,24 @@ include(cmake/zmk_config.cmake)
find_package(Zephyr REQUIRED HINTS ../zephyr)
project(zmk)
if(EXISTS ${KEYMAP_DIR}/keymap.c)
target_sources(app PRIVATE ${KEYMAP_DIR}/keymap.c)
target_sources(app PRIVATE ${KEYMAP_DIR}/keymap.c)
endif()
zephyr_linker_sources(RODATA include/linker/zmk-events.ld)
# Add your source file to the "app" target. This must come after
# find_package(Zephyr) which defines the target.
target_include_directories(app PRIVATE include)
target_sources(app PRIVATE src/kscan.c)
target_sources(app PRIVATE src/matrix_transform.c)
target_sources(app PRIVATE src/events.c)
target_sources(app PRIVATE src/keymap.c)
target_sources(app PRIVATE src/hid_listener.c)
target_sources(app PRIVATE src/hid.c)
target_sources(app PRIVATE src/behaviors/behavior_keymap.c)
target_sources(app PRIVATE src/behaviors/behavior_hid.c)
target_sources(app PRIVATE src/event_manager.c)
target_sources(app PRIVATE src/events/position_state_changed.c)
target_sources(app PRIVATE src/events/keycode_state_changed.c)
target_sources(app PRIVATE src/events/modifiers_state_changed.c)
target_sources(app PRIVATE src/behaviors/behavior_key_press.c)
target_sources(app PRIVATE src/behaviors/behavior_reset.c)
target_sources(app PRIVATE src/behaviors/behavior_mod_tap.c)

3
app/Kconfig
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@ -73,6 +73,9 @@ config ZMK_ACTION_MOD_TAP
endmenu
config HEAP_MEM_POOL_SIZE
default 200
module = ZMK
module-str = zmk
source "subsys/logging/Kconfig.template.log_config"

4
app/dts/behaviors.dtsi
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@ -2,6 +2,4 @@
#include <behaviors/transparent.dtsi>
#include <behaviors/mod_tap.dtsi>
#include <behaviors/momentary_layer.dtsi>
#include <behaviors/reset.dtsi>
#include <behaviors/keymap.dtsi>
#include <behaviors/hid.dtsi>
#include <behaviors/reset.dtsi>

9
app/dts/behaviors/hid.dtsi
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@ -1,9 +0,0 @@
/ {
behaviors {
hid_behavior: behavior_hid {
compatible = "zmk,behavior-hid", "zmk,behavior-global";
label = "HID";
#binding-cells = <0>;
};
};
};

9
app/dts/behaviors/keymap.dtsi
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@ -1,9 +0,0 @@
/ {
behaviors {
keymap_behavior: behavior_keymap {
compatible = "zmk,behavior-keymap", "zmk,behavior-global";
label = "KEYMAP";
#binding-cells = <0>;
};
};
};

2
app/dts/behaviors/mod_tap.dtsi
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@ -1,7 +1,7 @@
/ {
behaviors {
mt: behavior_mod_tap {
compatible = "zmk,behavior-mod-tap", "zmk,behavior-global";
compatible = "zmk,behavior-mod-tap";
label = "MOD_TAP";
#binding-cells = <2>;
};

8
app/dts/bindings/behaviors/zmk,behavior-hid.yaml
View File

@ -1,8 +0,0 @@
# Copyright (c) 2020, Pete Johanson
# SPDX-License-Identifier: MIT
description: HID Report Behavior
compatible: "zmk,behavior-hid"
include: zero_param.yaml

8
app/dts/bindings/behaviors/zmk,behavior-keymap.yaml
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@ -1,8 +0,0 @@
# Copyright (c) 2020, Pete Johanson
# SPDX-License-Identifier: MIT
description: Keymap Behavior
compatible: "zmk,behavior-keymap"
include: zero_param.yaml

16
app/include/linker/zmk-events.ld Normal file
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@ -0,0 +1,16 @@
/*
* Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
*
* SPDX-License-Identifier: MIT
*/
#include <linker/linker-defs.h>
__event_type_start = .; \
KEEP(*(".event_type")); \
__event_type_end = .; \
__event_subscriptions_start = .; \
KEEP(*(".event_subscription")); \
__event_subscriptions_end = .; \

71
app/include/zmk/event-manager.h Normal file
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@ -0,0 +1,71 @@
/*
* Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
*
* SPDX-License-Identifier: MIT
*/
#pragma once
#include <stddef.h>
#include <kernel.h>
#include <zephyr/types.h>
struct zmk_event_type
{
const char *name;
};
struct zmk_event_header {
const struct zmk_event_type* event;
};
typedef int (*zmk_listener_callback_t)(const struct zmk_event_header *eh);
struct zmk_listener
{
zmk_listener_callback_t callback;
};
struct zmk_event_subscription {
const struct zmk_event_type *event_type;
const struct zmk_listener *listener;
};
#define ZMK_EVENT_DECLARE(event_type) \
struct event_type* new_##event_type(); \
bool is_##event_type(const struct zmk_event_header *eh); \
const struct event_type* cast_##event_type(const struct zmk_event_header *eh); \
extern const struct zmk_event_type zmk_event_##event_type;
#define ZMK_EVENT_IMPL(event_type) \
const struct zmk_event_type zmk_event_##event_type = { \
.name = STRINGIFY(event_type) \
}; \
const struct zmk_event_type* zmk_event_ref_##event_type __used __attribute__((__section__(".event_type"))) = &zmk_event_##event_type; \
struct event_type* new_##event_type() { \
struct event_type* ev = (struct event_type *) k_malloc(sizeof(struct event_type)); \
ev->header.event = &zmk_event_##event_type; \
return ev; \
}; \
bool is_##event_type(const struct zmk_event_header *eh) { \
return eh->event == &zmk_event_##event_type; \
}; \
const struct event_type* cast_##event_type(const struct zmk_event_header *eh) {\
return (const struct event_type*)eh; \
};
#define ZMK_LISTENER(mod, cb) \
const struct zmk_listener zmk_listener_##mod = { \
.callback = cb \
};
#define ZMK_SUBSCRIPTION(mod, ev_type) \
const Z_DECL_ALIGN(struct zmk_event_subscription) _CONCAT(_CONCAT(zmk_event_sub_,mod),ev_type) __used __attribute__((__section__(".event_subscription"))) = { \
.event_type = &zmk_event_##ev_type, \
.listener = &zmk_listener_##mod, \
};
#define ZMK_EVENT_RAISE(ev) \
zmk_event_manager_raise((struct zmk_event_header *)ev);
int zmk_event_manager_raise(struct zmk_event_header *event);

15
app/include/zmk/events.h
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@ -1,15 +0,0 @@
#pragma once
#include <zmk/keys.h>
int zmk_events_position_pressed(u32_t position);
int zmk_events_position_released(u32_t position);
int zmk_events_keycode_pressed(u8_t usage_page, u32_t keycode);
int zmk_events_keycode_released(u8_t usage_page, u32_t keycode);
int zmk_events_modifiers_pressed(zmk_mod_flags modifiers);
int zmk_events_modifiers_released(zmk_mod_flags modifiers);
int zmk_events_consumer_key_pressed(u32_t usage);
int zmk_events_consumer_key_released(u32_t usage);
// TODO: Encoders?
// TODO: Sensors?

29
app/include/zmk/events/keycode-state-changed.h Normal file
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@ -0,0 +1,29 @@
/*
* Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
*
* SPDX-License-Identifier: MIT
*/
#pragma once
#include <zephyr.h>
#include <zmk/event-manager.h>
struct keycode_state_changed {
struct zmk_event_header header;
u8_t usage_page;
u32_t keycode;
bool state;
};
ZMK_EVENT_DECLARE(keycode_state_changed);
inline struct keycode_state_changed* create_keycode_state_changed(u8_t usage_page, u32_t keycode, bool state)
{
struct keycode_state_changed* ev = new_keycode_state_changed();
ev->usage_page = usage_page;
ev->keycode = keycode;
ev->state = state;
return ev;
}

28
app/include/zmk/events/modifiers-state-changed.h Normal file
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@ -0,0 +1,28 @@
/*
* Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
*
* SPDX-License-Identifier: MIT
*/
#pragma once
#include <zephyr.h>
#include <zmk/keys.h>
#include <zmk/event-manager.h>
struct modifiers_state_changed {
struct zmk_event_header header;
zmk_mod_flags modifiers;
bool state;
};
ZMK_EVENT_DECLARE(modifiers_state_changed);
inline struct modifiers_state_changed* create_modifiers_state_changed(zmk_mod_flags modifiers, bool state)
{
struct modifiers_state_changed* ev = new_modifiers_state_changed();
ev->modifiers = modifiers;
ev->state = state;
return ev;
}

18
app/include/zmk/events/position-state-changed.h Normal file
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@ -0,0 +1,18 @@
/*
* Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
*
* SPDX-License-Identifier: MIT
*/
#pragma once
#include <zephyr.h>
#include <zmk/event-manager.h>
struct position_state_changed {
struct zmk_event_header header;
u32_t position;
bool state;
};
ZMK_EVENT_DECLARE(position_state_changed);

108
app/src/behaviors/behavior_hid.c
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@ -1,108 +0,0 @@
/*
* Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
*
* SPDX-License-Identifier: MIT
*/
#define DT_DRV_COMPAT zmk_behavior_hid
#include <device.h>
#include <power/reboot.h>
#include <drivers/behavior.h>
#include <logging/log.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
#include <zmk/hid.h>
#include <zmk/endpoints.h>
struct behavior_hid_config { };
struct behavior_hid_data { };
static int behavior_hid_init(struct device *dev)
{
return 0;
};
static int on_keycode_pressed(struct device *dev, u8_t usage_page, u32_t keycode)
{
int err;
LOG_DBG("keycode %d", keycode);
switch (usage_page) {
case USAGE_KEYPAD:
err = zmk_hid_keypad_press(keycode);
if (err) {
LOG_ERR("Unable to press keycode");
return err;
}
break;
case USAGE_CONSUMER:
err = zmk_hid_consumer_press(keycode);
if (err) {
LOG_ERR("Unable to press keycode");
return err;
}
break;
}
return zmk_endpoints_send_report(usage_page);
}
static int on_keycode_released(struct device *dev, u8_t usage_page, u32_t keycode)
{
int err;
LOG_DBG("keycode %d", keycode);
switch (usage_page) {
case USAGE_KEYPAD:
err = zmk_hid_keypad_release(keycode);
if (err) {
LOG_ERR("Unable to press keycode");
return err;
}
break;
case USAGE_CONSUMER:
err = zmk_hid_consumer_release(keycode);
if (err) {
LOG_ERR("Unable to press keycode");
return err;
}
break;
}
return zmk_endpoints_send_report(usage_page);
}
static int on_modifiers_pressed(struct device *dev, zmk_mod_flags modifiers)
{
LOG_DBG("modifiers %d", modifiers);
zmk_hid_register_mods(modifiers);
return zmk_endpoints_send_report(USAGE_KEYPAD);
}
static int on_modifiers_released(struct device *dev, zmk_mod_flags modifiers)
{
LOG_DBG("modifiers %d", modifiers);
zmk_hid_unregister_mods(modifiers);
return zmk_endpoints_send_report(USAGE_KEYPAD);
}
static const struct behavior_driver_api behavior_hid_driver_api = {
.keycode_pressed = on_keycode_pressed,
.keycode_released = on_keycode_released,
.modifiers_pressed = on_modifiers_pressed,
.modifiers_released = on_modifiers_released
};
static const struct behavior_hid_config behavior_hid_config = {};
static struct behavior_hid_data behavior_hid_data;
DEVICE_AND_API_INIT(behavior_hid, DT_INST_LABEL(0), behavior_hid_init,
&behavior_hid_data,
&behavior_hid_config,
APPLICATION, CONFIG_KERNEL_INIT_PRIORITY_DEFAULT,
&behavior_hid_driver_api);

19
app/src/behaviors/behavior_key_press.c
View File

@ -10,7 +10,8 @@
#include <drivers/behavior.h>
#include <logging/log.h>
#include <zmk/events.h>
#include <zmk/event-manager.h>
#include <zmk/events/keycode-state-changed.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
@ -27,15 +28,27 @@ static int behavior_key_press_init(struct device *dev)
static int on_keymap_binding_pressed(struct device *dev, u32_t position, u32_t keycode, u32_t _)
{
const struct behavior_key_press_config *cfg = dev->config_info;
struct keycode_state_changed *ev;
LOG_DBG("position %d usage_page 0x%02X keycode 0x%02X", position, cfg->usage_page, keycode);
return zmk_events_keycode_pressed(cfg->usage_page, keycode);
ev = new_keycode_state_changed();
ev->usage_page = cfg->usage_page;
ev->keycode = keycode;
ev->state = true;
return ZMK_EVENT_RAISE(ev);
}
static int on_keymap_binding_released(struct device *dev, u32_t position, u32_t keycode, u32_t _)
{
const struct behavior_key_press_config *cfg = dev->config_info;
struct keycode_state_changed *ev;
LOG_DBG("position %d usage_page 0x%02X keycode 0x%02X", position, cfg->usage_page, keycode);
return zmk_events_keycode_released(cfg->usage_page, keycode);
ev = new_keycode_state_changed();
ev->usage_page = cfg->usage_page;
ev->keycode = keycode;
ev->state = false;
return ZMK_EVENT_RAISE(ev);
}
static const struct behavior_driver_api behavior_key_press_driver_api = {

50
app/src/behaviors/behavior_keymap.c
View File

@ -1,50 +0,0 @@
/*
* Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
*
* SPDX-License-Identifier: MIT
*/
#define DT_DRV_COMPAT zmk_behavior_keymap
#include <device.h>
#include <power/reboot.h>
#include <drivers/behavior.h>
#include <logging/log.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
#include <zmk/keymap.h>
struct behavior_keymap_config { };
struct behavior_keymap_data { };
static int behavior_keymap_init(struct device *dev)
{
return 0;
};
static int on_position_pressed(struct device *dev, u32_t position)
{
return zmk_keymap_position_state_changed(position, true);
}
static int on_position_released(struct device *dev, u32_t position)
{
return zmk_keymap_position_state_changed(position, false);
}
static const struct behavior_driver_api behavior_keymap_driver_api = {
.position_pressed = on_position_pressed,
.position_released = on_position_released,
};
static const struct behavior_keymap_config behavior_keymap_config = {};
static struct behavior_keymap_data behavior_keymap_data;
DEVICE_AND_API_INIT(behavior_keymap, DT_INST_LABEL(0), behavior_keymap_init,
&behavior_keymap_data,
&behavior_keymap_config,
APPLICATION, CONFIG_KERNEL_INIT_PRIORITY_DEFAULT,
&behavior_keymap_driver_api);

55
app/src/behaviors/behavior_mod_tap.c
View File

@ -10,7 +10,9 @@
#include <drivers/behavior.h>
#include <logging/log.h>
#include <zmk/events.h>
#include <zmk/event-manager.h>
#include <zmk/events/keycode-state-changed.h>
#include <zmk/events/modifiers-state-changed.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
@ -19,6 +21,22 @@ 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;
@ -30,58 +48,35 @@ static int on_keymap_binding_pressed(struct device *dev, u32_t position, u32_t m
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);
return ZMK_EVENT_RAISE(create_modifiers_state_changed(mods, true));
}
// 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);
ZMK_EVENT_RAISE(create_modifiers_state_changed(mods, false));
k_msleep(10); // TODO: Better approach than k_msleep to avoid USB send failures? Retries in the USB endpoint layer?
if (data->pending_press_positions & BIT(position)) {
zmk_events_keycode_pressed(USAGE_KEYPAD, keycode);
ZMK_EVENT_RAISE(create_keycode_state_changed(USAGE_KEYPAD, keycode, true));
k_msleep(10);
zmk_events_keycode_released(USAGE_KEYPAD, keycode);
ZMK_EVENT_RAISE(create_keycode_state_changed(USAGE_KEYPAD, keycode, false));
}
return 0;
}
static int on_keycode_pressed(struct device *dev, u8_t usage_page, u32_t keycode)
{
struct behavior_mod_tap_data *data = dev->driver_data;
data->pending_press_positions = 0;
LOG_DBG("pressing: %d", keycode);
return 0;
}
static int on_keycode_released(struct device *dev, u8_t usage_page, u32_t keycode)
{
LOG_DBG("releasing: %d", keycode);
return 0;
}
static const struct behavior_driver_api behavior_mod_tap_driver_api = {
// These callbacks are all optional, and define which kinds of events the behavior can handle.
// They can reference local functions defined here, or shared event handlers.
.binding_pressed = on_keymap_binding_pressed,
.binding_released = on_keymap_binding_released,
.keycode_pressed = on_keycode_pressed,
.keycode_released = on_keycode_released
// Other optional callbacks a behavior can implement
// .on_mouse_moved
// .on_sensor_data - Any behaviour that wants to be linked to a censor can implement this behavior
};
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_key_press, DT_INST_LABEL(0), behavior_mod_tap_init,
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,

1
app/src/behaviors/behavior_momentary_layer.c
View File

@ -10,7 +10,6 @@
#include <drivers/behavior.h>
#include <logging/log.h>
#include <zmk/events.h>
#include <zmk/keymap.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);

37
app/src/event_manager.c Normal file
View File

@ -0,0 +1,37 @@
/*
* Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
*
* SPDX-License-Identifier: MIT
*/
#include <zephyr.h>
#include <logging/log.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
#include <zmk/event-manager.h>
extern struct zmk_event_type* __event_type_start[];
extern struct zmk_event_type* __event_type_end[];
extern struct zmk_event_subscription __event_subscriptions_start[];
extern struct zmk_event_subscription __event_subscriptions_end[];
int zmk_event_manager_raise(struct zmk_event_header *event)
{
int ret;
struct zmk_event_subscription *ev_sub;
for (ev_sub = __event_subscriptions_start; ev_sub != __event_subscriptions_end; ev_sub++) {
if (ev_sub->event_type == event->event) {
ret = ev_sub->listener->callback(event);
if (ret) {
LOG_DBG("Listener returned an error: %d", ret);
goto release;
}
}
}
release:
k_free(event);
return ret;
}

83
app/src/events.c
View File

@ -1,83 +0,0 @@
#include <zephyr.h>
#include <drivers/behavior.h>
#include <zmk/behavior.h>
#include <zmk/events.h>
#include <sys/util.h>
#define DT_DRV_COMPAT zmk_behavior_global
#define GLOBAL_BEHAVIOR_LEN DT_NUM_INST_STATUS_OKAY(DT_DRV_COMPAT)
#define LABEL_ENTRY(i) DT_INST_LABEL(i),
static const char *global_behaviors[] = {
DT_INST_FOREACH_STATUS_OKAY(LABEL_ENTRY)
};
int zmk_events_position_pressed(u32_t position)
{
for (int i = 0; i < GLOBAL_BEHAVIOR_LEN; i++) {
const char* label = global_behaviors[i];
struct device *dev = device_get_binding(label);
behavior_position_pressed(dev, position);
}
return 0;
};
int zmk_events_position_released(u32_t position)
{
for (int i = 0; i < GLOBAL_BEHAVIOR_LEN; i++) {
const char* label = global_behaviors[i];
struct device *dev = device_get_binding(label);
behavior_position_released(dev, position);
}
return 0;
};
int zmk_events_keycode_pressed(u8_t usage_page, u32_t keycode)
{
for (int i = 0; i < GLOBAL_BEHAVIOR_LEN; i++) {
const char* label = global_behaviors[i];
struct device *dev = device_get_binding(label);
behavior_keycode_pressed(dev, usage_page, keycode);
}
return 0;
};
int zmk_events_keycode_released(u8_t usage_page, u32_t keycode)
{
for (int i = 0; i < GLOBAL_BEHAVIOR_LEN; i++) {
const char* label = global_behaviors[i];
struct device *dev = device_get_binding(label);
behavior_keycode_released(dev, usage_page, keycode);
}
return 0;
};
int zmk_events_modifiers_pressed(zmk_mod_flags modifiers)
{
for (int i = 0; i < GLOBAL_BEHAVIOR_LEN; i++) {
const char* label = global_behaviors[i];
struct device *dev = device_get_binding(label);
behavior_modifiers_pressed(dev, modifiers);
}
return 0;
};
int zmk_events_modifiers_released(zmk_mod_flags modifiers)
{
for (int i = 0; i < GLOBAL_BEHAVIOR_LEN; i++) {
const char* label = global_behaviors[i];
struct device *dev = device_get_binding(label);
behavior_modifiers_released(dev, modifiers);
}
return 0;
};
int zmk_events_consumer_key_pressed(u32_t usage)
{
return 0;
};
int zmk_events_consumer_key_released(u32_t usage)
{
return 0;
};

10
app/src/events/keycode_state_changed.c Normal file
View File

@ -0,0 +1,10 @@
/*
* Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
*
* SPDX-License-Identifier: MIT
*/
#include <kernel.h>
#include <zmk/events/keycode-state-changed.h>
ZMK_EVENT_IMPL(keycode_state_changed);

10
app/src/events/modifiers_state_changed.c Normal file
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@ -0,0 +1,10 @@
/*
* Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
*
* SPDX-License-Identifier: MIT
*/
#include <kernel.h>
#include <zmk/events/modifiers-state-changed.h>
ZMK_EVENT_IMPL(modifiers_state_changed);

10
app/src/events/position_state_changed.c Normal file
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@ -0,0 +1,10 @@
/*
* Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
*
* SPDX-License-Identifier: MIT
*/
#include <kernel.h>
#include <zmk/events/position-state-changed.h>
ZMK_EVENT_IMPL(position_state_changed);

106
app/src/hid_listener.c Normal file
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@ -0,0 +1,106 @@
/*
* Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
*
* SPDX-License-Identifier: MIT
*/
#include <drivers/behavior.h>
#include <logging/log.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
#include <zmk/event-manager.h>
#include <zmk/events/keycode-state-changed.h>
#include <zmk/events/modifiers-state-changed.h>
#include <zmk/hid.h>
#include <zmk/endpoints.h>
static int hid_listener_keycode_pressed(u8_t usage_page, u32_t keycode)
{
int err;
LOG_DBG("usage_page 0x%02X keycode 0x%02X", usage_page, keycode);
switch (usage_page) {
case USAGE_KEYPAD:
err = zmk_hid_keypad_press(keycode);
if (err) {
LOG_ERR("Unable to press keycode");
return err;
}
break;
case USAGE_CONSUMER:
err = zmk_hid_consumer_press(keycode);
if (err) {
LOG_ERR("Unable to press keycode");
return err;
}
break;
}
return zmk_endpoints_send_report(usage_page);
}
static int hid_listener_keycode_released(u8_t usage_page, u32_t keycode)
{
int err;
LOG_DBG("usage_page 0x%02X keycode 0x%02X", usage_page, keycode);
switch (usage_page) {
case USAGE_KEYPAD:
err = zmk_hid_keypad_release(keycode);
if (err) {
LOG_ERR("Unable to release keycode");
return err;
}
break;
case USAGE_CONSUMER:
err = zmk_hid_consumer_release(keycode);
if (err) {
LOG_ERR("Unable to release keycode");
return err;
}
break;
}
return zmk_endpoints_send_report(usage_page);
}
static int hid_listener_modifiers_pressed(zmk_mod_flags modifiers)
{
LOG_DBG("modifiers %d", modifiers);
zmk_hid_register_mods(modifiers);
return zmk_endpoints_send_report(USAGE_KEYPAD);
}
static int hid_listener_modifiers_released(zmk_mod_flags modifiers)
{
LOG_DBG("modifiers %d", modifiers);
zmk_hid_unregister_mods(modifiers);
return zmk_endpoints_send_report(USAGE_KEYPAD);
}
int hid_listener(const struct zmk_event_header *eh)
{
if (is_keycode_state_changed(eh)) {
const struct keycode_state_changed *ev = cast_keycode_state_changed(eh);
if (ev->state) {
hid_listener_keycode_pressed(ev->usage_page, ev->keycode);
} else {
hid_listener_keycode_released(ev->usage_page, ev->keycode);
}
} else if (is_modifiers_state_changed(eh)) {
const struct modifiers_state_changed *ev = cast_modifiers_state_changed(eh);
if (ev->state) {
hid_listener_modifiers_pressed(ev->modifiers);
} else {
hid_listener_modifiers_released(ev->modifiers);
}
}
return 0;
}
ZMK_LISTENER(hid_listener, hid_listener);
ZMK_SUBSCRIPTION(hid_listener, keycode_state_changed);
ZMK_SUBSCRIPTION(hid_listener, modifiers_state_changed);

16
app/src/keymap.c
View File

@ -9,6 +9,9 @@ LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
#include <drivers/behavior.h>
#include <zmk/behavior.h>
#include <zmk/event-manager.h>
#include <zmk/events/position-state-changed.h>
static u32_t zmk_keymap_layer_state = 0;
static u8_t zmk_keymap_layer_default = 0;
@ -116,3 +119,16 @@ int zmk_keymap_position_state_changed(u32_t position, bool pressed)
return -ENOTSUP;
}
int keymap_listener(const struct zmk_event_header *eh)
{
if (is_position_state_changed(eh)) {
const struct position_state_changed *ev = cast_position_state_changed(eh);
zmk_keymap_position_state_changed(ev->position, ev->state);
}
return 0;
}
ZMK_LISTENER(keymap, keymap_listener);
ZMK_SUBSCRIPTION(keymap, position_state_changed);

13
app/src/kscan.c
View File

@ -12,7 +12,8 @@
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
#include <zmk/matrix_transform.h>
#include <zmk/events.h>
#include <zmk/event-manager.h>
#include <zmk/events/position-state-changed.h>
#define ZMK_KSCAN_EVENT_STATE_PRESSED 0
#define ZMK_KSCAN_EVENT_STATE_RELEASED 1
@ -50,12 +51,12 @@ void zmk_kscan_process_msgq(struct k_work *item)
{
bool pressed = (ev.state == ZMK_KSCAN_EVENT_STATE_PRESSED);
u32_t position = zmk_matrix_transform_row_column_to_position(ev.row, ev.column);
struct position_state_changed *pos_ev;
LOG_DBG("Row: %d, col: %d, position: %d, pressed: %s\n", ev.row, ev.column, position, (pressed ? "true" : "false"));
if (pressed) {
zmk_events_position_pressed(position);
} else {
zmk_events_position_released(position);
}
pos_ev = new_position_state_changed();
pos_ev->state = pressed;
pos_ev->position = position;
ZMK_EVENT_RAISE(pos_ev);
}
}