keyboard: add support for resetting the keymap

This commit is contained in:
Simon Ser 2023-05-10 20:56:28 +02:00
parent e725f234d7
commit e2647c5151

View file

@ -137,6 +137,20 @@ void wlr_keyboard_init(struct wlr_keyboard *kb,
kb->repeat_info.delay = 600;
}
static void keyboard_unset_keymap(struct wlr_keyboard *kb) {
xkb_keymap_unref(kb->keymap);
kb->keymap = NULL;
xkb_state_unref(kb->xkb_state);
kb->xkb_state = NULL;
free(kb->keymap_string);
kb->keymap_string = NULL;
kb->keymap_size = 0;
if (kb->keymap_fd >= 0) {
close(kb->keymap_fd);
}
kb->keymap_fd = -1;
}
void wlr_keyboard_finish(struct wlr_keyboard *kb) {
/* Release pressed keys */
size_t orig_num_keycodes = kb->num_keycodes;
@ -153,13 +167,7 @@ void wlr_keyboard_finish(struct wlr_keyboard *kb) {
wlr_input_device_finish(&kb->base);
/* Finish xkbcommon resources */
xkb_state_unref(kb->xkb_state);
xkb_keymap_unref(kb->keymap);
free(kb->keymap_string);
if (kb->keymap_fd >= 0) {
close(kb->keymap_fd);
}
keyboard_unset_keymap(kb);
}
void wlr_keyboard_led_update(struct wlr_keyboard *kb, uint32_t leds) {
@ -175,6 +183,12 @@ void wlr_keyboard_led_update(struct wlr_keyboard *kb, uint32_t leds) {
}
bool wlr_keyboard_set_keymap(struct wlr_keyboard *kb, struct xkb_keymap *keymap) {
if (keymap == NULL) {
keyboard_unset_keymap(kb);
wl_signal_emit_mutable(&kb->events.keymap, kb);
return true;
}
struct xkb_state *xkb_state = xkb_state_new(kb->keymap);
if (xkb_state == NULL) {
wlr_log(WLR_ERROR, "Failed to create XKB state");
@ -205,16 +219,11 @@ bool wlr_keyboard_set_keymap(struct wlr_keyboard *kb, struct xkb_keymap *keymap)
memcpy(dst, keymap_str, keymap_size);
munmap(dst, keymap_size);
xkb_keymap_unref(kb->keymap);
keyboard_unset_keymap(kb);
kb->keymap = xkb_keymap_ref(keymap);
xkb_state_unref(kb->xkb_state);
kb->xkb_state = xkb_state;
free(kb->keymap_string);
kb->keymap_string = keymap_str;
kb->keymap_size = keymap_size;
if (kb->keymap_fd >= 0) {
close(kb->keymap_fd);
}
kb->keymap_fd = ro_fd;
const char *led_names[WLR_LED_COUNT] = {