Implement keyboard LEDs
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ecb04afcad
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632a04f1b7
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@ -8,11 +8,32 @@
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#include "common/log.h"
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#include "types.h"
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struct wlr_keyboard_state {
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struct libinput_device *device;
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};
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static void wlr_libinput_keyboard_set_leds(struct wlr_keyboard_state *kbstate, uint32_t leds) {
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libinput_device_led_update(kbstate->device, leds);
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}
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static void wlr_libinput_keyboard_destroy(struct wlr_keyboard_state *kbstate) {
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libinput_device_unref(kbstate->device);
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free(kbstate);
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}
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struct wlr_keyboard_impl impl = {
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.destroy = wlr_libinput_keyboard_destroy,
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.led_update = wlr_libinput_keyboard_set_leds
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};
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struct wlr_keyboard *wlr_libinput_keyboard_create(
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struct libinput_device *device) {
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assert(device);
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struct wlr_keyboard_state *kbstate = calloc(1, sizeof(struct wlr_keyboard_state));
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kbstate->device = device;
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libinput_device_ref(device);
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libinput_device_led_update(device, 0);
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return wlr_keyboard_create(NULL, NULL);
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return wlr_keyboard_create(&impl, kbstate);
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}
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void handle_keyboard_key(struct libinput_event *event,
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@ -12,6 +12,16 @@
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#include <wlr/types.h>
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#include "shared.h"
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static void keyboard_led_update(struct keyboard_state *kbstate) {
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uint32_t leds = 0;
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for (uint32_t i = 0; i < WLR_LED_LAST; ++i) {
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if (xkb_state_led_index_is_active(kbstate->xkb_state, kbstate->leds[i])) {
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leds |= (1 << i);
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}
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}
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wlr_keyboard_led_update(kbstate->device->keyboard, leds);
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}
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static void keyboard_key_notify(struct wl_listener *listener, void *data) {
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struct wlr_keyboard_key *event = data;
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struct keyboard_state *kbstate = wl_container_of(listener, kbstate, key);
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@ -33,6 +43,7 @@ static void keyboard_key_notify(struct wl_listener *listener, void *data) {
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}
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xkb_state_update_key(kbstate->xkb_state, keycode,
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event->state == WLR_KEY_PRESSED ? XKB_KEY_DOWN : XKB_KEY_UP);
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keyboard_led_update(kbstate);
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}
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static void keyboard_add(struct wlr_input_device *device, struct compositor_state *state) {
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@ -68,6 +79,14 @@ static void keyboard_add(struct wlr_input_device *device, struct compositor_stat
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fprintf(stderr, "Failed to create XKB state\n");
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exit(1);
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}
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const char *led_names[3] = {
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XKB_LED_NAME_NUM,
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XKB_LED_NAME_CAPS,
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XKB_LED_NAME_SCROLL
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};
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for (uint32_t i = 0; i < 3; ++i) {
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kbstate->leds[i] = xkb_map_led_get_index(kbstate->keymap, led_names[i]);
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}
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}
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static void pointer_motion_notify(struct wl_listener *listener, void *data) {
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@ -25,6 +25,7 @@ struct keyboard_state {
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struct wl_list link;
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struct xkb_keymap *keymap;
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struct xkb_state *xkb_state;
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xkb_led_index_t leds[WLR_LED_LAST];
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void *data;
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};
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@ -23,6 +23,7 @@ void wlr_output_free(struct wlr_output *output);
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struct wlr_keyboard_impl {
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void (*destroy)(struct wlr_keyboard_state *state);
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void (*led_update)(struct wlr_keyboard_state *state, uint32_t leds);
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};
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struct wlr_keyboard *wlr_keyboard_create(struct wlr_keyboard_impl *impl,
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@ -53,18 +53,28 @@ void wlr_output_destroy(struct wlr_output *output);
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void wlr_output_effective_resolution(struct wlr_output *output,
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int *width, int *height);
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enum WLR_KEYBOARD_LED {
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WLR_LED_NUM_LOCK = 1,
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WLR_LED_CAPS_LOCK = 2,
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WLR_LED_SCROLL_LOCK = 4,
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WLR_LED_LAST
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};
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struct wlr_keyboard_state;
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struct wlr_keyboard_impl;
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struct wlr_keyboard {
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struct wlr_keyboard_state *state;
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struct wlr_keyboard_impl *impl;
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uint32_t leds;
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struct {
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struct wl_signal key;
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} events;
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};
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void wlr_keyboard_led_update(struct wlr_keyboard *keyboard, uint32_t leds);
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enum wlr_key_state {
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WLR_KEY_RELEASED,
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WLR_KEY_PRESSED,
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@ -21,3 +21,9 @@ void wlr_keyboard_destroy(struct wlr_keyboard *kb) {
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}
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free(kb);
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}
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void wlr_keyboard_led_update(struct wlr_keyboard *kb, uint32_t leds) {
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if (kb->impl) {
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kb->impl->led_update(kb->state, leds);
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}
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}
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