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wlr-keyboard set layout error handling

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This commit is contained in:
Tony Crisci 2018-01-06 09:06:19 -05:00
parent fcab1e87ed
commit ca0f456d6c
1 changed files with 29 additions and 12 deletions
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39
types/wlr_keyboard.c
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@ -11,6 +11,10 @@
int os_create_anonymous_file(off_t size); int os_create_anonymous_file(off_t size);
static void keyboard_led_update(struct wlr_keyboard *keyboard) { static void keyboard_led_update(struct wlr_keyboard *keyboard) {
if (keyboard->xkb_state == NULL) {
return;
}
uint32_t leds = 0; uint32_t leds = 0;
for (uint32_t i = 0; i < WLR_LED_COUNT; ++i) { for (uint32_t i = 0; i < WLR_LED_COUNT; ++i) {
if (xkb_state_led_index_is_active(keyboard->xkb_state, if (xkb_state_led_index_is_active(keyboard->xkb_state,
@ -22,6 +26,10 @@ static void keyboard_led_update(struct wlr_keyboard *keyboard) {
} }
static void keyboard_modifier_update(struct wlr_keyboard *keyboard) { static void keyboard_modifier_update(struct wlr_keyboard *keyboard) {
if (keyboard->xkb_state == NULL) {
return;
}
xkb_mod_mask_t depressed = xkb_state_serialize_mods(keyboard->xkb_state, xkb_mod_mask_t depressed = xkb_state_serialize_mods(keyboard->xkb_state,
XKB_STATE_MODS_DEPRESSED); XKB_STATE_MODS_DEPRESSED);
xkb_mod_mask_t latched = xkb_state_serialize_mods(keyboard->xkb_state, xkb_mod_mask_t latched = xkb_state_serialize_mods(keyboard->xkb_state,
@ -90,7 +98,7 @@ static void keyboard_key_update(struct wlr_keyboard *keyboard,
void wlr_keyboard_notify_modifiers(struct wlr_keyboard *keyboard, void wlr_keyboard_notify_modifiers(struct wlr_keyboard *keyboard,
uint32_t mods_depressed, uint32_t mods_latched, uint32_t mods_locked, uint32_t mods_depressed, uint32_t mods_latched, uint32_t mods_locked,
uint32_t group) { uint32_t group) {
if (!keyboard->xkb_state) { if (keyboard->xkb_state == NULL) {
return; return;
} }
xkb_state_update_mask(keyboard->xkb_state, mods_depressed, mods_latched, xkb_state_update_mask(keyboard->xkb_state, mods_depressed, mods_latched,
@ -100,7 +108,7 @@ void wlr_keyboard_notify_modifiers(struct wlr_keyboard *keyboard,
void wlr_keyboard_notify_key(struct wlr_keyboard *keyboard, void wlr_keyboard_notify_key(struct wlr_keyboard *keyboard,
struct wlr_event_keyboard_key *event) { struct wlr_event_keyboard_key *event) {
if (!keyboard->xkb_state) { if (keyboard->xkb_state == NULL) {
return; return;
} }
if (event->update_state) { if (event->update_state) {
@ -152,20 +160,16 @@ void wlr_keyboard_led_update(struct wlr_keyboard *kb, uint32_t leds) {
void wlr_keyboard_set_keymap(struct wlr_keyboard *kb, void wlr_keyboard_set_keymap(struct wlr_keyboard *kb,
struct xkb_keymap *keymap) { struct xkb_keymap *keymap) {
if (kb->keymap) { char *keymap_str = NULL;
xkb_keymap_unref(kb->keymap); xkb_keymap_unref(kb->keymap);
} kb->keymap = xkb_keymap_ref(keymap);
xkb_keymap_ref(keymap);
kb->keymap = keymap;
if (kb->xkb_state) {
xkb_state_unref(kb->xkb_state); xkb_state_unref(kb->xkb_state);
}
kb->xkb_state = xkb_state_new(kb->keymap); kb->xkb_state = xkb_state_new(kb->keymap);
if (kb->xkb_state == NULL) { if (kb->xkb_state == NULL) {
wlr_log(L_ERROR, "Failed to create XKB state"); wlr_log(L_ERROR, "Failed to create XKB state");
return; goto err;
} }
const char *led_names[WLR_LED_COUNT] = { const char *led_names[WLR_LED_COUNT] = {
@ -192,7 +196,7 @@ void wlr_keyboard_set_keymap(struct wlr_keyboard *kb,
kb->mod_indexes[i] = xkb_map_mod_get_index(kb->keymap, mod_names[i]); kb->mod_indexes[i] = xkb_map_mod_get_index(kb->keymap, mod_names[i]);
} }
char *keymap_str = xkb_keymap_get_as_string(kb->keymap, keymap_str = xkb_keymap_get_as_string(kb->keymap,
XKB_KEYMAP_FORMAT_TEXT_V1); XKB_KEYMAP_FORMAT_TEXT_V1);
kb->keymap_size = strlen(keymap_str) + 1; kb->keymap_size = strlen(keymap_str) + 1;
if (kb->keymap_fd) { if (kb->keymap_fd) {
@ -201,16 +205,29 @@ void wlr_keyboard_set_keymap(struct wlr_keyboard *kb,
kb->keymap_fd = os_create_anonymous_file(kb->keymap_size); kb->keymap_fd = os_create_anonymous_file(kb->keymap_size);
if (kb->keymap_fd < 0) { if (kb->keymap_fd < 0) {
wlr_log(L_ERROR, "creating a keymap file for %lu bytes failed", kb->keymap_size); wlr_log(L_ERROR, "creating a keymap file for %lu bytes failed", kb->keymap_size);
goto err;
} }
void *ptr = mmap(NULL, kb->keymap_size, void *ptr = mmap(NULL, kb->keymap_size,
PROT_READ | PROT_WRITE, MAP_SHARED, kb->keymap_fd, 0); PROT_READ | PROT_WRITE, MAP_SHARED, kb->keymap_fd, 0);
if (ptr == (void*)-1) { if (ptr == (void*)-1) {
wlr_log(L_ERROR, "failed to mmap() %lu bytes", kb->keymap_size); wlr_log(L_ERROR, "failed to mmap() %lu bytes", kb->keymap_size);
goto err;
} }
strcpy(ptr, keymap_str); strcpy(ptr, keymap_str);
free(keymap_str); free(keymap_str);
// TODO need to update the state with the currently pressed keys
wl_signal_emit(&kb->events.keymap, kb); wl_signal_emit(&kb->events.keymap, kb);
return;
err:
xkb_state_unref(kb->xkb_state);
kb->xkb_state = NULL;
xkb_keymap_unref(keymap);
kb->keymap = NULL;
close(kb->keymap_fd);
free(keymap_str);
} }
void wlr_keyboard_set_repeat_info(struct wlr_keyboard *kb, int32_t rate, void wlr_keyboard_set_repeat_info(struct wlr_keyboard *kb, int32_t rate,