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Fix modifiers handling, add wlr_keyboard_get_modifiers

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This commit is contained in:
emersion 2017-10-02 20:21:47 +02:00
parent 2fccff16eb
commit 3a8fdebaaa
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3 changed files with 47 additions and 48 deletions
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14
include/wlr/types/wlr_keyboard.h
View file

@ -6,13 +6,16 @@
#include <wayland-server.h>
#include <xkbcommon/xkbcommon.h>
#define WLR_LED_COUNT 3
enum wlr_keyboard_led {
WLR_LED_NUM_LOCK = 1,
WLR_LED_CAPS_LOCK = 2,
WLR_LED_SCROLL_LOCK = 4,
WLR_LED_LAST
};
#define WLR_MODIFIER_COUNT 8
enum wlr_keyboard_modifier {
WLR_MODIFIER_SHIFT = 1,
WLR_MODIFIER_CAPS = 2,
@ -22,7 +25,6 @@ enum wlr_keyboard_modifier {
WLR_MODIFIER_MOD3 = 32,
WLR_MODIFIER_LOGO = 64,
WLR_MODIFIER_MOD5 = 128,
WLR_MODIFIER_LAST
};
struct wlr_keyboard_impl;
@ -35,8 +37,8 @@ struct wlr_keyboard {
size_t keymap_size;
struct xkb_keymap *keymap;
struct xkb_state *xkb_state;
xkb_led_index_t led_indexes[WLR_LED_LAST];
xkb_mod_index_t mod_indexes[WLR_MODIFIER_LAST];
xkb_led_index_t led_indexes[WLR_LED_COUNT];
xkb_mod_index_t mod_indexes[WLR_MODIFIER_COUNT];
struct {
xkb_mod_mask_t depressed;
@ -53,8 +55,6 @@ struct wlr_keyboard {
void *data;
};
void wlr_keyboard_led_update(struct wlr_keyboard *keyboard, uint32_t leds);
enum wlr_key_state {
WLR_KEY_RELEASED,
WLR_KEY_PRESSED,
@ -69,5 +69,7 @@ struct wlr_event_keyboard_key {
void wlr_keyboard_set_keymap(struct wlr_keyboard *kb,
struct xkb_keymap *keymap);
void wlr_keyboard_led_update(struct wlr_keyboard *keyboard, uint32_t leds);
uint32_t wlr_keyboard_get_modifiers(struct wlr_keyboard *keyboard);
#endif

49
types/wlr_keyboard.c
View file

@ -12,7 +12,7 @@ int os_create_anonymous_file(off_t size);
static void keyboard_led_update(struct wlr_keyboard *keyboard) {
uint32_t leds = 0;
for (uint32_t i = 0; i < WLR_LED_LAST; ++i) {
for (uint32_t i = 0; i < WLR_LED_COUNT; ++i) {
if (xkb_state_led_index_is_active(keyboard->xkb_state,
keyboard->led_indexes[i])) {
leds |= (1 << i);
@ -21,37 +21,12 @@ static void keyboard_led_update(struct wlr_keyboard *keyboard) {
wlr_keyboard_led_update(keyboard, leds);
}
static void keyboard_modifier_update(struct wlr_keyboard *keyboard) {
xkb_mod_mask_t depressed = xkb_state_serialize_mods(keyboard->xkb_state,
XKB_STATE_DEPRESSED);
xkb_mod_mask_t latched = xkb_state_serialize_mods(keyboard->xkb_state,
XKB_STATE_LATCHED);
xkb_mod_mask_t locked = xkb_state_serialize_mods(keyboard->xkb_state,
XKB_STATE_LOCKED);
xkb_mod_mask_t group = xkb_state_serialize_layout(keyboard->xkb_state,
XKB_STATE_LAYOUT_EFFECTIVE);
if (depressed == keyboard->modifiers.depressed &&
latched == keyboard->modifiers.latched &&
locked == keyboard->modifiers.locked &&
group == keyboard->modifiers.group) {
return;
}
keyboard->modifiers.depressed = depressed;
keyboard->modifiers.latched = latched;
keyboard->modifiers.locked = locked;
keyboard->modifiers.group = group;
// TODO: wl_keyboard_send_modifiers
}
void wlr_keyboard_update_state(struct wlr_keyboard *keyboard,
struct wlr_event_keyboard_key *event) {
uint32_t keycode = event->keycode + 8;
xkb_state_update_key(keyboard->xkb_state, keycode,
event->state == WLR_KEY_PRESSED ? XKB_KEY_DOWN : XKB_KEY_UP);
keyboard_led_update(keyboard);
keyboard_modifier_update(keyboard);
wl_signal_emit(&keyboard->events.key, event);
}
@ -84,16 +59,16 @@ void wlr_keyboard_set_keymap(struct wlr_keyboard *kb,
kb->keymap = keymap;
assert(kb->xkb_state = xkb_state_new(kb->keymap));
const char *led_names[WLR_LED_LAST] = {
const char *led_names[WLR_LED_COUNT] = {
XKB_LED_NAME_NUM,
XKB_LED_NAME_CAPS,
XKB_LED_NAME_SCROLL
XKB_LED_NAME_SCROLL,
};
for (size_t i = 0; i < WLR_LED_LAST; ++i) {
for (size_t i = 0; i < WLR_LED_COUNT; ++i) {
kb->led_indexes[i] = xkb_map_led_get_index(kb->keymap, led_names[i]);
}
const char *mod_names[WLR_MODIFIER_LAST] = {
const char *mod_names[WLR_MODIFIER_COUNT] = {
XKB_MOD_NAME_SHIFT,
XKB_MOD_NAME_CAPS,
XKB_MOD_NAME_CTRL, // "Control"
@ -104,7 +79,7 @@ void wlr_keyboard_set_keymap(struct wlr_keyboard *kb,
"Mod5",
};
// TODO: there's also "Ctrl", "Alt"?
for (size_t i = 0; i < WLR_LED_LAST; ++i) {
for (size_t i = 0; i < WLR_MODIFIER_COUNT; ++i) {
kb->mod_indexes[i] = xkb_map_mod_get_index(kb->keymap, mod_names[i]);
}
@ -119,3 +94,15 @@ void wlr_keyboard_set_keymap(struct wlr_keyboard *kb,
wl_signal_emit(&kb->events.keymap, kb);
}
uint32_t wlr_keyboard_get_modifiers(struct wlr_keyboard *kb) {
xkb_mod_mask_t mask = kb->modifiers.depressed | kb->modifiers.latched;
uint32_t modifiers = 0;
for (size_t i = 0; i < WLR_MODIFIER_COUNT; ++i) {
if (kb->mod_indexes[i] != XKB_MOD_INVALID &&
(mask & (1 << kb->mod_indexes[i]))) {
modifiers |= (1 << i);
}
}
return modifiers;
}

22
types/wlr_seat.c
View file

@ -402,19 +402,29 @@ static void keyboard_key_notify(struct wl_listener *listener, void *data) {
handle->seat_keyboard = seat_kb;
}
uint32_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);
uint32_t latched = xkb_state_serialize_mods(keyboard->xkb_state,
xkb_mod_mask_t latched = xkb_state_serialize_mods(keyboard->xkb_state,
XKB_STATE_MODS_LATCHED);
uint32_t locked = xkb_state_serialize_mods(keyboard->xkb_state,
xkb_mod_mask_t locked = xkb_state_serialize_mods(keyboard->xkb_state,
XKB_STATE_MODS_LOCKED);
uint32_t group = xkb_state_serialize_layout(keyboard->xkb_state,
xkb_mod_mask_t group = xkb_state_serialize_layout(keyboard->xkb_state,
XKB_STATE_LAYOUT_EFFECTIVE);
if (depressed != keyboard->modifiers.depressed ||
latched != keyboard->modifiers.latched ||
locked != keyboard->modifiers.locked ||
group != keyboard->modifiers.group) {
keyboard->modifiers.depressed = depressed;
keyboard->modifiers.latched = latched;
keyboard->modifiers.locked = locked;
keyboard->modifiers.group = group;
uint32_t modifiers_serial = wl_display_next_serial(seat->display);
wl_keyboard_send_modifiers(handle->keyboard, modifiers_serial, depressed,
latched, locked, group);
}
uint32_t key_serial = wl_display_next_serial(seat->display);
wl_keyboard_send_modifiers(handle->keyboard, modifiers_serial,
depressed, latched, locked, group);
wl_keyboard_send_key(handle->keyboard, key_serial,
(uint32_t)event->time_usec, event->keycode, key_state);
}