mirror of
https://github.com/labwc/labwc.git
synced 2025-11-03 09:01:51 -05:00
118 lines
3.8 KiB
C
118 lines
3.8 KiB
C
#include "labwc.h"
|
|
#include "common/log.h"
|
|
|
|
static void keyboard_handle_modifiers(struct wl_listener *listener, void *data)
|
|
{
|
|
/*
|
|
* This event is raised when a modifier key, such as shift or alt, is
|
|
* pressed. We simply communicate this to the client.
|
|
*/
|
|
struct keyboard *keyboard =
|
|
wl_container_of(listener, keyboard, modifiers);
|
|
/*
|
|
* A seat can only have one keyboard, but this is a limitation of the
|
|
* Wayland protocol - not wlroots. We assign all connected keyboards to
|
|
* the same seat. You can swap out the underlying wlr_keyboard like
|
|
* this and wlr_seat handles this transparently.
|
|
*/
|
|
wlr_seat_set_keyboard(keyboard->server->seat, keyboard->device);
|
|
/* Send modifiers to the client. */
|
|
wlr_seat_keyboard_notify_modifiers(
|
|
keyboard->server->seat, &keyboard->device->keyboard->modifiers);
|
|
}
|
|
|
|
static bool handle_keybinding(struct server *server, uint32_t modifiers,
|
|
xkb_keysym_t sym)
|
|
{
|
|
struct keybind *keybind;
|
|
wl_list_for_each_reverse (keybind, &rc.keybinds, link) {
|
|
if (modifiers ^ keybind->modifiers)
|
|
continue;
|
|
for (size_t i = 0; i < keybind->keysyms_len; i++) {
|
|
if (sym == keybind->keysyms[i]) {
|
|
action(server, keybind);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static void keyboard_handle_key(struct wl_listener *listener, void *data)
|
|
{
|
|
/* This event is raised when a key is pressed or released. */
|
|
struct keyboard *keyboard = wl_container_of(listener, keyboard, key);
|
|
struct server *server = keyboard->server;
|
|
struct wlr_event_keyboard_key *event = data;
|
|
struct wlr_seat *seat = server->seat;
|
|
|
|
/* Translate libinput keycode -> xkbcommon */
|
|
uint32_t keycode = event->keycode + 8;
|
|
/* Get a list of keysyms based on the keymap for this keyboard */
|
|
const xkb_keysym_t *syms;
|
|
int nsyms = xkb_state_key_get_syms(
|
|
keyboard->device->keyboard->xkb_state, keycode, &syms);
|
|
|
|
bool handled = false;
|
|
uint32_t modifiers =
|
|
wlr_keyboard_get_modifiers(keyboard->device->keyboard);
|
|
|
|
if (server->cycle_view) {
|
|
if ((syms[0] == XKB_KEY_Alt_L) &&
|
|
event->state == WLR_KEY_RELEASED) {
|
|
/* end cycle */
|
|
view_focus(server->cycle_view);
|
|
server->cycle_view = NULL;
|
|
} else if (event->state == WLR_KEY_PRESSED) {
|
|
/* cycle to next */
|
|
server->cycle_view = view_next(server,
|
|
server->cycle_view);
|
|
return;
|
|
}
|
|
}
|
|
|
|
/* Handle compositor key bindings */
|
|
if (event->state == WLR_KEY_PRESSED)
|
|
for (int i = 0; i < nsyms; i++)
|
|
handled = handle_keybinding(server, modifiers, syms[i]);
|
|
|
|
if (!handled) {
|
|
/* Otherwise, we pass it along to the client. */
|
|
wlr_seat_set_keyboard(seat, keyboard->device);
|
|
wlr_seat_keyboard_notify_key(seat, event->time_msec,
|
|
event->keycode, event->state);
|
|
}
|
|
}
|
|
|
|
void keyboard_new(struct server *server, struct wlr_input_device *device)
|
|
{
|
|
struct keyboard *keyboard = calloc(1, sizeof(struct keyboard));
|
|
keyboard->server = server;
|
|
keyboard->device = device;
|
|
|
|
/*
|
|
* We need to prepare an XKB keymap and assign it to the keyboard. This
|
|
* assumes the defaults (e.g. layout = "us").
|
|
*/
|
|
struct xkb_rule_names rules = { 0 };
|
|
struct xkb_context *context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
|
|
struct xkb_keymap *keymap = xkb_map_new_from_names(
|
|
context, &rules, XKB_KEYMAP_COMPILE_NO_FLAGS);
|
|
|
|
wlr_keyboard_set_keymap(device->keyboard, keymap);
|
|
xkb_keymap_unref(keymap);
|
|
xkb_context_unref(context);
|
|
wlr_keyboard_set_repeat_info(device->keyboard, 25, 600);
|
|
|
|
/* Here we set up listeners for keyboard events. */
|
|
keyboard->modifiers.notify = keyboard_handle_modifiers;
|
|
wl_signal_add(&device->keyboard->events.modifiers,
|
|
&keyboard->modifiers);
|
|
keyboard->key.notify = keyboard_handle_key;
|
|
wl_signal_add(&device->keyboard->events.key, &keyboard->key);
|
|
|
|
wlr_seat_set_keyboard(server->seat, device);
|
|
|
|
/* And add the keyboard to our list of keyboards */
|
|
wl_list_insert(&server->keyboards, &keyboard->link);
|
|
}
|