swayfx/sway/input/input-manager.c
Brian Ashworth 4a3ada303b Apply implicit fallback seat config
The implicit fallback seat config needs to be applied (if created).
Otherwise, the input devices will still be removed from the implicit
default seat on reload when there is any seat config.
2018-12-31 11:37:07 +01:00

558 lines
17 KiB
C

#define _POSIX_C_SOURCE 200809L
#include <ctype.h>
#include <float.h>
#include <limits.h>
#include <stdio.h>
#include <string.h>
#include <libinput.h>
#include <math.h>
#include <wlr/backend/libinput.h>
#include <wlr/types/wlr_input_inhibitor.h>
#include <wlr/types/wlr_virtual_keyboard_v1.h>
#include "sway/config.h"
#include "sway/input/input-manager.h"
#include "sway/input/seat.h"
#include "sway/server.h"
#include "stringop.h"
#include "list.h"
#include "log.h"
#define DEFAULT_SEAT "seat0"
struct input_config *current_input_config = NULL;
struct seat_config *current_seat_config = NULL;
struct sway_seat *input_manager_current_seat(void) {
struct sway_seat *seat = config->handler_context.seat;
if (!seat) {
seat = input_manager_get_default_seat();
}
return seat;
}
struct sway_seat *input_manager_get_default_seat(void) {
return input_manager_get_seat(DEFAULT_SEAT);
}
struct sway_seat *input_manager_get_seat(const char *seat_name) {
struct sway_seat *seat = NULL;
wl_list_for_each(seat, &server.input->seats, link) {
if (strcmp(seat->wlr_seat->name, seat_name) == 0) {
return seat;
}
}
return seat_create(seat_name);
}
char *input_device_get_identifier(struct wlr_input_device *device) {
int vendor = device->vendor;
int product = device->product;
char *name = strdup(device->name);
name = strip_whitespace(name);
char *p = name;
for (; *p; ++p) {
if (*p == ' ') {
*p = '_';
}
}
const char *fmt = "%d:%d:%s";
int len = snprintf(NULL, 0, fmt, vendor, product, name) + 1;
char *identifier = malloc(len);
if (!identifier) {
wlr_log(WLR_ERROR, "Unable to allocate unique input device name");
return NULL;
}
snprintf(identifier, len, fmt, vendor, product, name);
free(name);
return identifier;
}
static struct sway_input_device *input_sway_device_from_wlr(
struct wlr_input_device *device) {
struct sway_input_device *input_device = NULL;
wl_list_for_each(input_device, &server.input->devices, link) {
if (input_device->wlr_device == device) {
return input_device;
}
}
return NULL;
}
static bool input_has_seat_fallback_configuration(void) {
struct sway_seat *seat = NULL;
wl_list_for_each(seat, &server.input->seats, link) {
struct seat_config *seat_config = seat_get_config(seat);
if (seat_config && strcmp(seat_config->name, "*") != 0
&& seat_config->fallback != -1) {
return true;
}
}
return false;
}
void input_manager_verify_fallback_seat(void) {
struct sway_seat *seat = NULL;
if (!input_has_seat_fallback_configuration()) {
wlr_log(WLR_DEBUG, "no fallback seat config - creating default");
seat = input_manager_get_default_seat();
struct seat_config *sc = new_seat_config(seat->wlr_seat->name);
sc->fallback = true;
sc = store_seat_config(sc);
input_manager_apply_seat_config(sc);
}
}
static void input_manager_libinput_config_keyboard(
struct sway_input_device *input_device) {
struct wlr_input_device *wlr_device = input_device->wlr_device;
struct input_config *ic = input_device_get_config(input_device);
struct libinput_device *libinput_device;
if (!ic || !wlr_input_device_is_libinput(wlr_device)) {
return;
}
libinput_device = wlr_libinput_get_device_handle(wlr_device);
wlr_log(WLR_DEBUG, "input_manager_libinput_config_keyboard(%s)",
ic->identifier);
if (ic->send_events != INT_MIN) {
wlr_log(WLR_DEBUG, "libinput_config_keyboard(%s) send_events_set_mode(%d)",
ic->identifier, ic->send_events);
libinput_device_config_send_events_set_mode(libinput_device,
ic->send_events);
}
}
static void input_manager_libinput_config_touch(
struct sway_input_device *input_device) {
struct wlr_input_device *wlr_device = input_device->wlr_device;
struct input_config *ic = input_device_get_config(input_device);
struct libinput_device *libinput_device;
if (!ic || !wlr_input_device_is_libinput(wlr_device)) {
return;
}
libinput_device = wlr_libinput_get_device_handle(wlr_device);
wlr_log(WLR_DEBUG, "input_manager_libinput_config_touch(%s)",
ic->identifier);
if (ic->send_events != INT_MIN) {
wlr_log(WLR_DEBUG, "libinput_config_touch(%s) send_events_set_mode(%d)",
ic->identifier, ic->send_events);
libinput_device_config_send_events_set_mode(libinput_device,
ic->send_events);
}
}
static void input_manager_libinput_config_pointer(
struct sway_input_device *input_device) {
struct wlr_input_device *wlr_device = input_device->wlr_device;
struct input_config *ic = input_device_get_config(input_device);
struct libinput_device *libinput_device;
if (!ic || !wlr_input_device_is_libinput(wlr_device)) {
return;
}
libinput_device = wlr_libinput_get_device_handle(wlr_device);
wlr_log(WLR_DEBUG, "input_manager_libinput_config_pointer(%s)",
ic->identifier);
if (ic->accel_profile != INT_MIN) {
wlr_log(WLR_DEBUG, "libinput_config_pointer(%s) accel_set_profile(%d)",
ic->identifier, ic->accel_profile);
libinput_device_config_accel_set_profile(libinput_device,
ic->accel_profile);
}
if (ic->click_method != INT_MIN) {
wlr_log(WLR_DEBUG, "libinput_config_pointer(%s) click_set_method(%d)",
ic->identifier, ic->click_method);
libinput_device_config_click_set_method(libinput_device,
ic->click_method);
}
if (ic->drag != INT_MIN) {
wlr_log(WLR_DEBUG,
"libinput_config_pointer(%s) tap_set_drag_enabled(%d)",
ic->identifier, ic->click_method);
libinput_device_config_tap_set_drag_enabled(libinput_device,
ic->drag);
}
if (ic->drag_lock != INT_MIN) {
wlr_log(WLR_DEBUG,
"libinput_config_pointer(%s) tap_set_drag_lock_enabled(%d)",
ic->identifier, ic->click_method);
libinput_device_config_tap_set_drag_lock_enabled(libinput_device,
ic->drag_lock);
}
if (ic->dwt != INT_MIN) {
wlr_log(WLR_DEBUG, "libinput_config_pointer(%s) dwt_set_enabled(%d)",
ic->identifier, ic->dwt);
libinput_device_config_dwt_set_enabled(libinput_device, ic->dwt);
}
if (ic->left_handed != INT_MIN) {
wlr_log(WLR_DEBUG,
"libinput_config_pointer(%s) left_handed_set_enabled(%d)",
ic->identifier, ic->left_handed);
libinput_device_config_left_handed_set(libinput_device,
ic->left_handed);
}
if (ic->middle_emulation != INT_MIN) {
wlr_log(WLR_DEBUG,
"libinput_config_pointer(%s) middle_emulation_set_enabled(%d)",
ic->identifier, ic->middle_emulation);
libinput_device_config_middle_emulation_set_enabled(libinput_device,
ic->middle_emulation);
}
if (ic->natural_scroll != INT_MIN) {
wlr_log(WLR_DEBUG,
"libinput_config_pointer(%s) natural_scroll_set_enabled(%d)",
ic->identifier, ic->natural_scroll);
libinput_device_config_scroll_set_natural_scroll_enabled(
libinput_device, ic->natural_scroll);
}
if (ic->pointer_accel != FLT_MIN) {
wlr_log(WLR_DEBUG, "libinput_config_pointer(%s) accel_set_speed(%f)",
ic->identifier, ic->pointer_accel);
libinput_device_config_accel_set_speed(libinput_device,
ic->pointer_accel);
}
if (ic->scroll_button != INT_MIN) {
wlr_log(WLR_DEBUG, "libinput_config_pointer(%s) scroll_set_button(%d)",
ic->identifier, ic->scroll_button);
libinput_device_config_scroll_set_button(libinput_device,
ic->scroll_button);
}
if (ic->scroll_method != INT_MIN) {
wlr_log(WLR_DEBUG, "libinput_config_pointer(%s) scroll_set_method(%d)",
ic->identifier, ic->scroll_method);
libinput_device_config_scroll_set_method(libinput_device,
ic->scroll_method);
}
if (ic->send_events != INT_MIN) {
wlr_log(WLR_DEBUG, "libinput_config_pointer(%s) send_events_set_mode(%d)",
ic->identifier, ic->send_events);
libinput_device_config_send_events_set_mode(libinput_device,
ic->send_events);
}
if (ic->tap != INT_MIN) {
wlr_log(WLR_DEBUG, "libinput_config_pointer(%s) tap_set_enabled(%d)",
ic->identifier, ic->tap);
libinput_device_config_tap_set_enabled(libinput_device, ic->tap);
}
if (ic->tap_button_map != INT_MIN) {
wlr_log(WLR_DEBUG, "libinput_config_pointer(%s) tap_set_button_map(%d)",
ic->identifier, ic->tap);
libinput_device_config_tap_set_button_map(libinput_device,
ic->tap_button_map);
}
}
static void handle_device_destroy(struct wl_listener *listener, void *data) {
struct wlr_input_device *device = data;
struct sway_input_device *input_device = input_sway_device_from_wlr(device);
if (!sway_assert(input_device, "could not find sway device")) {
return;
}
wlr_log(WLR_DEBUG, "removing device: '%s'",
input_device->identifier);
struct sway_seat *seat = NULL;
wl_list_for_each(seat, &server.input->seats, link) {
seat_remove_device(seat, input_device);
}
wl_list_remove(&input_device->link);
wl_list_remove(&input_device->device_destroy.link);
free(input_device->identifier);
free(input_device);
}
static void handle_new_input(struct wl_listener *listener, void *data) {
struct sway_input_manager *input =
wl_container_of(listener, input, new_input);
struct wlr_input_device *device = data;
struct sway_input_device *input_device =
calloc(1, sizeof(struct sway_input_device));
if (!sway_assert(input_device, "could not allocate input device")) {
return;
}
device->data = input_device;
input_device->wlr_device = device;
input_device->identifier = input_device_get_identifier(device);
wl_list_insert(&input->devices, &input_device->link);
wlr_log(WLR_DEBUG, "adding device: '%s'",
input_device->identifier);
if (input_device->wlr_device->type == WLR_INPUT_DEVICE_POINTER ||
input_device->wlr_device->type == WLR_INPUT_DEVICE_TABLET_TOOL) {
input_manager_libinput_config_pointer(input_device);
} else if (input_device->wlr_device->type == WLR_INPUT_DEVICE_KEYBOARD) {
input_manager_libinput_config_keyboard(input_device);
} else if (input_device->wlr_device->type == WLR_INPUT_DEVICE_TOUCH) {
input_manager_libinput_config_touch(input_device);
}
wl_signal_add(&device->events.destroy, &input_device->device_destroy);
input_device->device_destroy.notify = handle_device_destroy;
input_manager_verify_fallback_seat();
bool added = false;
struct sway_seat *seat = NULL;
wl_list_for_each(seat, &input->seats, link) {
struct seat_config *seat_config = seat_get_config(seat);
bool has_attachment = seat_config &&
(seat_config_get_attachment(seat_config, input_device->identifier) ||
seat_config_get_attachment(seat_config, "*"));
if (has_attachment) {
seat_add_device(seat, input_device);
added = true;
}
}
if (!added) {
wl_list_for_each(seat, &input->seats, link) {
struct seat_config *seat_config = seat_get_config(seat);
if (seat_config && seat_config->fallback == 1) {
seat_add_device(seat, input_device);
added = true;
}
}
}
if (!added) {
wlr_log(WLR_DEBUG,
"device '%s' is not configured on any seats",
input_device->identifier);
}
}
static void handle_inhibit_activate(struct wl_listener *listener, void *data) {
struct sway_input_manager *input_manager = wl_container_of(
listener, input_manager, inhibit_activate);
struct sway_seat *seat;
wl_list_for_each(seat, &input_manager->seats, link) {
seat_set_exclusive_client(seat, input_manager->inhibit->active_client);
}
}
static void handle_inhibit_deactivate(struct wl_listener *listener, void *data) {
struct sway_input_manager *input_manager = wl_container_of(
listener, input_manager, inhibit_deactivate);
struct sway_seat *seat;
wl_list_for_each(seat, &input_manager->seats, link) {
seat_set_exclusive_client(seat, NULL);
struct sway_node *previous = seat_get_focus(seat);
if (previous) {
// Hack to get seat to re-focus the return value of get_focus
seat_set_focus(seat, NULL);
seat_set_focus(seat, previous);
}
}
}
void handle_virtual_keyboard(struct wl_listener *listener, void *data) {
struct sway_input_manager *input_manager =
wl_container_of(listener, input_manager, virtual_keyboard_new);
struct wlr_virtual_keyboard_v1 *keyboard = data;
struct wlr_input_device *device = &keyboard->input_device;
struct sway_seat *seat = input_manager_get_default_seat();
// TODO: The user might want this on a different seat
struct sway_input_device *input_device =
calloc(1, sizeof(struct sway_input_device));
if (!sway_assert(input_device, "could not allocate input device")) {
return;
}
device->data = input_device;
input_device->wlr_device = device;
input_device->identifier = input_device_get_identifier(device);
wl_list_insert(&input_manager->devices, &input_device->link);
wlr_log(WLR_DEBUG, "adding virtual keyboard: '%s'",
input_device->identifier);
wl_signal_add(&device->events.destroy, &input_device->device_destroy);
input_device->device_destroy.notify = handle_device_destroy;
seat_add_device(seat, input_device);
}
struct sway_input_manager *input_manager_create(struct sway_server *server) {
struct sway_input_manager *input =
calloc(1, sizeof(struct sway_input_manager));
if (!input) {
return NULL;
}
wl_list_init(&input->devices);
wl_list_init(&input->seats);
input->new_input.notify = handle_new_input;
wl_signal_add(&server->backend->events.new_input, &input->new_input);
input->virtual_keyboard = wlr_virtual_keyboard_manager_v1_create(
server->wl_display);
wl_signal_add(&input->virtual_keyboard->events.new_virtual_keyboard,
&input->virtual_keyboard_new);
input->virtual_keyboard_new.notify = handle_virtual_keyboard;
input->inhibit = wlr_input_inhibit_manager_create(server->wl_display);
input->inhibit_activate.notify = handle_inhibit_activate;
wl_signal_add(&input->inhibit->events.activate,
&input->inhibit_activate);
input->inhibit_deactivate.notify = handle_inhibit_deactivate;
wl_signal_add(&input->inhibit->events.deactivate,
&input->inhibit_deactivate);
return input;
}
bool input_manager_has_focus(struct sway_node *node) {
struct sway_seat *seat = NULL;
wl_list_for_each(seat, &server.input->seats, link) {
if (seat_get_focus(seat) == node) {
return true;
}
}
return false;
}
void input_manager_set_focus(struct sway_node *node) {
struct sway_seat *seat;
wl_list_for_each(seat, &server.input->seats, link) {
seat_set_focus(seat, node);
seat_consider_warp_to_focus(seat);
}
}
void input_manager_apply_input_config(struct input_config *input_config) {
struct sway_input_device *input_device = NULL;
bool wildcard = strcmp(input_config->identifier, "*") == 0;
wl_list_for_each(input_device, &server.input->devices, link) {
if (strcmp(input_device->identifier, input_config->identifier) == 0
|| wildcard) {
if (input_device->wlr_device->type == WLR_INPUT_DEVICE_POINTER ||
input_device->wlr_device->type == WLR_INPUT_DEVICE_TABLET_TOOL) {
input_manager_libinput_config_pointer(input_device);
} else if (input_device->wlr_device->type == WLR_INPUT_DEVICE_KEYBOARD) {
input_manager_libinput_config_keyboard(input_device);
} else if (input_device->wlr_device->type == WLR_INPUT_DEVICE_TOUCH) {
input_manager_libinput_config_touch(input_device);
}
struct sway_seat *seat = NULL;
wl_list_for_each(seat, &server.input->seats, link) {
seat_configure_device(seat, input_device);
}
}
}
}
void input_manager_apply_seat_config(struct seat_config *seat_config) {
wlr_log(WLR_DEBUG, "applying seat config for seat %s", seat_config->name);
if (strcmp(seat_config->name, "*") == 0) {
struct sway_seat *seat = NULL;
wl_list_for_each(seat, &server.input->seats, link) {
// Only apply the wildcard config directly if there is no seat
// specific config
struct seat_config *sc = seat_get_config(seat);
if (!sc) {
sc = seat_config;
}
seat_apply_config(seat, sc);
}
} else {
struct sway_seat *seat = input_manager_get_seat(seat_config->name);
if (!seat) {
return;
}
seat_apply_config(seat, seat_config);
}
// for every device, try to add it to a seat and if no seat has it
// attached, add it to the fallback seats.
struct sway_input_device *input_device = NULL;
wl_list_for_each(input_device, &server.input->devices, link) {
list_t *seat_list = create_list();
struct sway_seat *seat = NULL;
wl_list_for_each(seat, &server.input->seats, link) {
struct seat_config *seat_config = seat_get_config(seat);
if (!seat_config) {
continue;
}
if (seat_config_get_attachment(seat_config, "*") ||
seat_config_get_attachment(seat_config,
input_device->identifier)) {
list_add(seat_list, seat);
}
}
if (seat_list->length) {
wl_list_for_each(seat, &server.input->seats, link) {
bool attached = false;
for (int i = 0; i < seat_list->length; ++i) {
if (seat == seat_list->items[i]) {
attached = true;
break;
}
}
if (attached) {
seat_add_device(seat, input_device);
} else {
seat_remove_device(seat, input_device);
}
}
} else {
wl_list_for_each(seat, &server.input->seats, link) {
struct seat_config *seat_config = seat_get_config(seat);
if (seat_config && seat_config->fallback == 1) {
seat_add_device(seat, input_device);
} else {
seat_remove_device(seat, input_device);
}
}
}
list_free(seat_list);
}
}
void input_manager_configure_xcursor(void) {
struct sway_seat *seat = NULL;
wl_list_for_each(seat, &server.input->seats, link) {
seat_configure_xcursor(seat);
}
}
struct input_config *input_device_get_config(struct sway_input_device *device) {
struct input_config *wildcard_config = NULL;
struct input_config *input_config = NULL;
for (int i = 0; i < config->input_configs->length; ++i) {
input_config = config->input_configs->items[i];
if (strcmp(input_config->identifier, device->identifier) == 0) {
return input_config;
} else if (strcmp(input_config->identifier, "*") == 0) {
wildcard_config = input_config;
}
}
return wildcard_config;
}