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#include <assert.h>
#include <libinput.h>
#include <stdlib.h>
#include <wlr/backend/session.h>
#include <wlr/interfaces/wlr_keyboard.h>
#include <wlr/types/wlr_input_device.h>
#include <wlr/util/log.h>
#include "backend/libinput.h"
struct wlr_libinput_keyboard {
struct wlr_keyboard wlr_keyboard;
struct libinput_device *libinput_dev;
};
static const struct wlr_keyboard_impl impl;
static struct wlr_libinput_keyboard *get_libinput_keyboard_from_keyboard(
struct wlr_keyboard *wlr_kb) {
assert(wlr_kb->impl == &impl);
return (struct wlr_libinput_keyboard *)wlr_kb;
}
static void keyboard_set_leds(struct wlr_keyboard *wlr_kb, uint32_t leds) {
struct wlr_libinput_keyboard *kb =
get_libinput_keyboard_from_keyboard(wlr_kb);
libinput_device_led_update(kb->libinput_dev, leds);
}
static void keyboard_destroy(struct wlr_keyboard *wlr_kb) {
struct wlr_libinput_keyboard *kb =
get_libinput_keyboard_from_keyboard(wlr_kb);
libinput_device_unref(kb->libinput_dev);
free(kb);
}
static const struct wlr_keyboard_impl impl = {
.destroy = keyboard_destroy,
.led_update = keyboard_set_leds
};
struct wlr_keyboard *create_libinput_keyboard(
struct libinput_device *libinput_dev) {
struct wlr_libinput_keyboard *kb =
calloc(1, sizeof(struct wlr_libinput_keyboard));
if (kb == NULL) {
return NULL;
}
kb->libinput_dev = libinput_dev;
libinput_device_ref(libinput_dev);
libinput_device_led_update(libinput_dev, 0);
struct wlr_keyboard *wlr_kb = &kb->wlr_keyboard;
wlr_keyboard_init(wlr_kb, &impl);
return wlr_kb;
}
void handle_keyboard_key(struct libinput_event *event,
struct libinput_device *libinput_dev) {
struct wlr_input_device *wlr_dev =
get_appropriate_device(WLR_INPUT_DEVICE_KEYBOARD, libinput_dev);
if (!wlr_dev) {
wlr_log(WLR_DEBUG,
"Got a keyboard event for a device with no keyboards?");
return;
}
struct libinput_event_keyboard *kbevent =
libinput_event_get_keyboard_event(event);
struct wlr_event_keyboard_key wlr_event = { 0 };
wlr_event.time_msec =
usec_to_msec(libinput_event_keyboard_get_time_usec(kbevent));
wlr_event.keycode = libinput_event_keyboard_get_key(kbevent);
enum libinput_key_state state =
libinput_event_keyboard_get_key_state(kbevent);
switch (state) {
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_event.update_state = true;
wlr_keyboard_notify_key(wlr_dev->keyboard, &wlr_event);
}
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