wlr-keyboard set layout error handling
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@ -11,6 +11,10 @@
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int os_create_anonymous_file(off_t size);
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static void keyboard_led_update(struct wlr_keyboard *keyboard) {
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if (keyboard->xkb_state == NULL) {
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return;
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}
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uint32_t leds = 0;
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for (uint32_t i = 0; i < WLR_LED_COUNT; ++i) {
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if (xkb_state_led_index_is_active(keyboard->xkb_state,
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@ -22,6 +26,10 @@ static void keyboard_led_update(struct wlr_keyboard *keyboard) {
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}
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static void keyboard_modifier_update(struct wlr_keyboard *keyboard) {
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if (keyboard->xkb_state == NULL) {
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return;
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}
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xkb_mod_mask_t depressed = xkb_state_serialize_mods(keyboard->xkb_state,
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XKB_STATE_MODS_DEPRESSED);
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xkb_mod_mask_t latched = xkb_state_serialize_mods(keyboard->xkb_state,
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@ -90,7 +98,7 @@ static void keyboard_key_update(struct wlr_keyboard *keyboard,
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void wlr_keyboard_notify_modifiers(struct wlr_keyboard *keyboard,
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uint32_t mods_depressed, uint32_t mods_latched, uint32_t mods_locked,
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uint32_t group) {
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if (!keyboard->xkb_state) {
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if (keyboard->xkb_state == NULL) {
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return;
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}
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xkb_state_update_mask(keyboard->xkb_state, mods_depressed, mods_latched,
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@ -100,7 +108,7 @@ void wlr_keyboard_notify_modifiers(struct wlr_keyboard *keyboard,
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void wlr_keyboard_notify_key(struct wlr_keyboard *keyboard,
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struct wlr_event_keyboard_key *event) {
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if (!keyboard->xkb_state) {
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if (keyboard->xkb_state == NULL) {
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return;
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}
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if (event->update_state) {
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@ -152,20 +160,16 @@ void wlr_keyboard_led_update(struct wlr_keyboard *kb, uint32_t leds) {
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void wlr_keyboard_set_keymap(struct wlr_keyboard *kb,
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struct xkb_keymap *keymap) {
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if (kb->keymap) {
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char *keymap_str = NULL;
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xkb_keymap_unref(kb->keymap);
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}
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xkb_keymap_ref(keymap);
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kb->keymap = keymap;
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kb->keymap = xkb_keymap_ref(keymap);
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if (kb->xkb_state) {
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xkb_state_unref(kb->xkb_state);
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}
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kb->xkb_state = xkb_state_new(kb->keymap);
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if (kb->xkb_state == NULL) {
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wlr_log(L_ERROR, "Failed to create XKB state");
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return;
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goto err;
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}
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const char *led_names[WLR_LED_COUNT] = {
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@ -192,7 +196,7 @@ void wlr_keyboard_set_keymap(struct wlr_keyboard *kb,
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kb->mod_indexes[i] = xkb_map_mod_get_index(kb->keymap, mod_names[i]);
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}
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char *keymap_str = xkb_keymap_get_as_string(kb->keymap,
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keymap_str = xkb_keymap_get_as_string(kb->keymap,
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XKB_KEYMAP_FORMAT_TEXT_V1);
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kb->keymap_size = strlen(keymap_str) + 1;
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if (kb->keymap_fd) {
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@ -201,16 +205,29 @@ void wlr_keyboard_set_keymap(struct wlr_keyboard *kb,
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kb->keymap_fd = os_create_anonymous_file(kb->keymap_size);
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if (kb->keymap_fd < 0) {
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wlr_log(L_ERROR, "creating a keymap file for %lu bytes failed", kb->keymap_size);
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goto err;
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}
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void *ptr = mmap(NULL, kb->keymap_size,
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PROT_READ | PROT_WRITE, MAP_SHARED, kb->keymap_fd, 0);
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if (ptr == (void*)-1) {
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wlr_log(L_ERROR, "failed to mmap() %lu bytes", kb->keymap_size);
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goto err;
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}
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strcpy(ptr, keymap_str);
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free(keymap_str);
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// TODO need to update the state with the currently pressed keys
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wl_signal_emit(&kb->events.keymap, kb);
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return;
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err:
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xkb_state_unref(kb->xkb_state);
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kb->xkb_state = NULL;
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xkb_keymap_unref(keymap);
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kb->keymap = NULL;
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close(kb->keymap_fd);
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free(keymap_str);
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}
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void wlr_keyboard_set_repeat_info(struct wlr_keyboard *kb, int32_t rate,
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