wlroots-hyprland/backend/libinput/keyboard.c

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#include <assert.h>
#include <libinput.h>
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#include <stdlib.h>
#include <wlr/interfaces/wlr_keyboard.h>
#include "backend/libinput.h"
struct wlr_libinput_input_device *device_from_keyboard(
struct wlr_keyboard *kb) {
assert(kb->impl == &libinput_keyboard_impl);
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struct wlr_libinput_input_device *dev = wl_container_of(kb, dev, keyboard);
return dev;
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}
static void keyboard_set_leds(struct wlr_keyboard *wlr_kb, uint32_t leds) {
struct wlr_libinput_input_device *dev = device_from_keyboard(wlr_kb);
libinput_device_led_update(dev->handle, leds);
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}
const struct wlr_keyboard_impl libinput_keyboard_impl = {
.name = "libinput-keyboard",
.led_update = keyboard_set_leds
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};
void init_device_keyboard(struct wlr_libinput_input_device *dev) {
const char *name = get_libinput_device_name(dev->handle);
struct wlr_keyboard *wlr_kb = &dev->keyboard;
wlr_keyboard_init(wlr_kb, &libinput_keyboard_impl, name);
libinput_device_led_update(dev->handle, 0);
}
void handle_keyboard_key(struct libinput_event *event,
struct wlr_keyboard *kb) {
struct libinput_event_keyboard *kbevent =
libinput_event_get_keyboard_event(event);
struct wlr_keyboard_key_event wlr_event = {
.time_msec = usec_to_msec(libinput_event_keyboard_get_time_usec(kbevent)),
.keycode = libinput_event_keyboard_get_key(kbevent),
.update_state = true,
};
switch (libinput_event_keyboard_get_key_state(kbevent)) {
case LIBINPUT_KEY_STATE_RELEASED:
wlr_event.state = WL_KEYBOARD_KEY_STATE_RELEASED;
break;
case LIBINPUT_KEY_STATE_PRESSED:
wlr_event.state = WL_KEYBOARD_KEY_STATE_PRESSED;
break;
}
wlr_keyboard_notify_key(kb, &wlr_event);
}