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Implement input method keyboard grab

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xdavidwu 2021-03-12 19:18:08 +08:00 • committed by GitHub
parent 585abdb357
commit e5913f8106
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3 changed files with 102 additions and 9 deletions
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74
sway/input/keyboard.c
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@ -378,6 +378,28 @@ static void update_keyboard_state(struct sway_keyboard *keyboard,
}
}
/**
* Get keyboard grab of the seat from sway_keyboard if we should forward events
* to it.
*
* Returns NULL if the keyboard is not grabbed by an input method,
* or if event is from virtual keyboard of the same client as grab.
* TODO: see swaywm/wlroots#2322
*/
static struct wlr_input_method_keyboard_grab_v2 *keyboard_get_im_grab(
struct sway_keyboard *keyboard) {
struct wlr_input_method_v2 *input_method = keyboard->seat_device->
sway_seat->im_relay.input_method;
struct wlr_virtual_keyboard_v1 *virtual_keyboard =
wlr_input_device_get_virtual_keyboard(keyboard->seat_device->input_device->wlr_device);
if (!input_method || !input_method->keyboard_grab || (virtual_keyboard &&
wl_resource_get_client(virtual_keyboard->resource) ==
wl_resource_get_client(input_method->keyboard_grab->resource))) {
return NULL;
}
return input_method->keyboard_grab;
}
static void handle_key_event(struct sway_keyboard *keyboard,
struct wlr_event_keyboard_key *event) {
struct sway_seat *seat = keyboard->seat_device->sway_seat;
@ -488,17 +510,42 @@ static void handle_key_event(struct sway_keyboard *keyboard,
keyinfo.raw_keysyms_len);
}
if (!handled || event->state == WL_KEYBOARD_KEY_STATE_RELEASED) {
if (event->state == WL_KEYBOARD_KEY_STATE_RELEASED) {
// If the pressed event was sent to a client, also send the released
// event. In particular, don't send the released event to the IM grab.
bool pressed_sent = update_shortcut_state(
&keyboard->state_pressed_sent, event->keycode, event->state,
keyinfo.keycode, 0);
if (pressed_sent || event->state == WL_KEYBOARD_KEY_STATE_PRESSED) {
&keyboard->state_pressed_sent, event->keycode,
event->state, keyinfo.keycode, 0);
if (pressed_sent) {
wlr_seat_set_keyboard(wlr_seat, wlr_device);
wlr_seat_keyboard_notify_key(wlr_seat, event->time_msec,
event->keycode, event->state);
event->keycode, event->state);
handled = true;
}
}
if (!handled) {
struct wlr_input_method_keyboard_grab_v2 *kb_grab = keyboard_get_im_grab(keyboard);
if (kb_grab) {
wlr_input_method_keyboard_grab_v2_set_keyboard(kb_grab,
wlr_device->keyboard);
wlr_input_method_keyboard_grab_v2_send_key(kb_grab,
event->time_msec, event->keycode, event->state);
handled = true;
}
}
if (!handled && event->state != WL_KEYBOARD_KEY_STATE_RELEASED) {
// If a released event failed pressed sent test, and not in sent to
// keyboard grab, it is still not handled. Don't handle released here.
update_shortcut_state(
&keyboard->state_pressed_sent, event->keycode, event->state,
keyinfo.keycode, 0);
wlr_seat_set_keyboard(wlr_seat, wlr_device);
wlr_seat_keyboard_notify_key(wlr_seat, event->time_msec,
event->keycode, event->state);
}
free(device_identifier);
}
@ -614,10 +661,19 @@ static void handle_modifier_event(struct sway_keyboard *keyboard) {
struct wlr_input_device *wlr_device =
keyboard->seat_device->input_device->wlr_device;
if (!wlr_device->keyboard->group) {
struct wlr_seat *wlr_seat = keyboard->seat_device->sway_seat->wlr_seat;
wlr_seat_set_keyboard(wlr_seat, wlr_device);
wlr_seat_keyboard_notify_modifiers(wlr_seat,
&wlr_device->keyboard->modifiers);
struct wlr_input_method_keyboard_grab_v2 *kb_grab = keyboard_get_im_grab(keyboard);
if (kb_grab) {
wlr_input_method_keyboard_grab_v2_set_keyboard(kb_grab,
wlr_device->keyboard);
wlr_input_method_keyboard_grab_v2_send_modifiers(kb_grab,
&wlr_device->keyboard->modifiers);
} else {
struct wlr_seat *wlr_seat = keyboard->seat_device->sway_seat->wlr_seat;
wlr_seat_set_keyboard(wlr_seat, wlr_device);
wlr_seat_keyboard_notify_modifiers(wlr_seat,
&wlr_device->keyboard->modifiers);
}
uint32_t modifiers = wlr_keyboard_get_modifiers(wlr_device->keyboard);
determine_bar_visibility(modifiers);