267 lines
7 KiB
C
267 lines
7 KiB
C
#define _XOPEN_SOURCE 700
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#include <ctype.h>
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#include <float.h>
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#include <limits.h>
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#include <stdio.h>
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#include <string.h>
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#include <libinput.h>
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#include "sway/config.h"
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#include "sway/input/input-manager.h"
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#include "sway/input/seat.h"
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#include "sway/server.h"
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#include "list.h"
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#include "log.h"
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static const char *default_seat = "seat0";
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// TODO make me not global
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struct sway_input_manager *input_manager;
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struct input_config *current_input_config = NULL;
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struct seat_config *current_seat_config = NULL;
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static struct sway_seat *input_manager_get_seat(
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struct sway_input_manager *input, const char *seat_name) {
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struct sway_seat *seat = NULL;
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wl_list_for_each(seat, &input->seats, link) {
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if (strcmp(seat->wlr_seat->name, seat_name) == 0) {
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return seat;
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}
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}
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return sway_seat_create(input, seat_name);
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}
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static char *get_device_identifier(struct wlr_input_device *device) {
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int vendor = device->vendor;
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int product = device->product;
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char *name = strdup(device->name);
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char *p = name;
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for (; *p; ++p) {
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if (*p == ' ') {
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*p = '_';
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}
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}
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sway_log(L_DEBUG, "rewritten name %s", name);
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int len = strlen(name) + sizeof(char) * 6;
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char *identifier = malloc(len);
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if (!identifier) {
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sway_log(L_ERROR, "Unable to allocate unique input device name");
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return NULL;
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}
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const char *fmt = "%d:%d:%s";
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snprintf(identifier, len, fmt, vendor, product, name);
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free(name);
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return identifier;
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}
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static struct sway_input_device *input_sway_device_from_wlr(
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struct sway_input_manager *input, struct wlr_input_device *device) {
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struct sway_input_device *input_device = NULL;
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wl_list_for_each(input_device, &input->devices, link) {
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if (input_device->wlr_device == device) {
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return input_device;
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}
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}
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return NULL;
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}
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static struct sway_input_device *input_sway_device_from_config(
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struct sway_input_manager *input, struct input_config *config) {
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struct sway_input_device *input_device = NULL;
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wl_list_for_each(input_device, &input->devices, link) {
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if (strcmp(input_device->identifier, config->identifier) == 0) {
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return input_device;
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}
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}
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return NULL;
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}
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static struct sway_input_device *input_sway_device_from_identifier(
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struct sway_input_manager *input, char *identifier) {
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struct sway_input_device *input_device = NULL;
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wl_list_for_each(input_device, &input->devices, link) {
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if (strcmp(input_device->identifier, identifier) == 0) {
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return input_device;
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}
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}
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return NULL;
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}
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static bool input_has_seat_configuration(struct sway_input_manager *input) {
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struct sway_seat *seat = NULL;
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wl_list_for_each(seat, &input->seats, link) {
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if (seat->config) {
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return true;
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}
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}
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return false;
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}
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static void input_add_notify(struct wl_listener *listener, void *data) {
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struct sway_input_manager *input =
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wl_container_of(listener, input, input_add);
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struct wlr_input_device *device = data;
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struct sway_input_device *input_device =
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calloc(1, sizeof(struct sway_input_device));
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if (!sway_assert(input_device, "could not allocate input device")) {
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return;
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}
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input_device->wlr_device = device;
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input_device->identifier = get_device_identifier(device);
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wl_list_insert(&input->devices, &input_device->link);
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// find config
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for (int i = 0; i < config->input_configs->length; ++i) {
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struct input_config *input_config = config->input_configs->items[i];
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if (strcmp(input_config->identifier, input_device->identifier) == 0) {
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input_device->config = input_config;
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break;
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}
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}
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struct sway_seat *seat = NULL;
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if (!input_has_seat_configuration(input)) {
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seat = input_manager_get_seat(input, default_seat);
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sway_seat_add_device(seat, input_device);
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return;
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}
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wl_list_for_each(seat, &input->seats, link) {
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if (seat->config &&
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(seat_config_get_attachment(seat->config, input_device->identifier) ||
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seat_config_get_attachment(seat->config, "*"))) {
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sway_seat_add_device(seat, input_device);
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}
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}
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}
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static void input_remove_notify(struct wl_listener *listener, void *data) {
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struct sway_input_manager *input =
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wl_container_of(listener, input, input_remove);
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struct wlr_input_device *device = data;
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struct sway_input_device *input_device =
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input_sway_device_from_wlr(input, device);
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if (!sway_assert(input_device, "could not find sway device")) {
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return;
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}
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struct sway_seat *seat = NULL;
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wl_list_for_each(seat, &input->seats, link) {
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sway_seat_remove_device(seat, input_device);
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}
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wl_list_remove(&input_device->link);
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free(input_device->identifier);
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free(input_device);
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}
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struct sway_input_manager *sway_input_manager_create(
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struct sway_server *server) {
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struct sway_input_manager *input =
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calloc(1, sizeof(struct sway_input_manager));
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if (!input) {
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return NULL;
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}
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input->server = server;
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wl_list_init(&input->devices);
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wl_list_init(&input->seats);
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// create the default seat
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input_manager_get_seat(input, default_seat);
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input->input_add.notify = input_add_notify;
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wl_signal_add(&server->backend->events.input_add, &input->input_add);
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input->input_remove.notify = input_remove_notify;
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wl_signal_add(&server->backend->events.input_remove, &input->input_remove);
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return input;
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}
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bool sway_input_manager_has_focus(struct sway_input_manager *input,
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swayc_t *container) {
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struct sway_seat *seat = NULL;
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wl_list_for_each(seat, &input->seats, link) {
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if (seat->focus == container) {
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return true;
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}
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}
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return false;
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}
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void sway_input_manager_set_focus(struct sway_input_manager *input,
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swayc_t *container) {
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struct sway_seat *seat ;
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wl_list_for_each(seat, &input->seats, link) {
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sway_seat_set_focus(seat, container);
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}
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}
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void sway_input_manager_apply_input_config(struct sway_input_manager *input,
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struct input_config *input_config) {
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struct sway_input_device *input_device =
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input_sway_device_from_config(input, input_config);
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if (!input_device) {
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return;
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}
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input_device->config = input_config;
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struct sway_seat *seat = NULL;
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wl_list_for_each(seat, &input->seats, link) {
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sway_seat_configure_device(seat, input_device);
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}
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}
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void sway_input_manager_apply_seat_config(struct sway_input_manager *input,
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struct seat_config *seat_config) {
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struct sway_seat *seat = input_manager_get_seat(input, seat_config->name);
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// the old config is invalid so clear it
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sway_seat_set_config(seat, NULL);
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// clear devices
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struct sway_input_device *input_device = NULL;
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wl_list_for_each(input_device, &input->devices, link) {
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sway_seat_remove_device(seat, input_device);
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}
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if (seat_config_get_attachment(seat_config, "*")) {
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wl_list_for_each(input_device, &input->devices, link) {
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sway_seat_add_device(seat, input_device);
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}
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} else {
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for (int i = 0; i < seat_config->attachments->length; ++i) {
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struct seat_attachment_config *attachment =
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seat_config->attachments->items[i];
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struct sway_input_device *device =
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input_sway_device_from_identifier(input,
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attachment->identifier);
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if (device) {
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sway_seat_add_device(seat, device);
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}
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}
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}
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sway_seat_set_config(seat, seat_config);
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}
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void sway_input_manager_configure_xcursor(struct sway_input_manager *input) {
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struct sway_seat *seat = NULL;
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wl_list_for_each(seat, &input->seats, link) {
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sway_seat_configure_xcursor(seat);
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}
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}
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