diff options
Diffstat (limited to 'sway/input/input-manager.c')
| -rw-r--r-- | sway/input/input-manager.c | 445 |
1 files changed, 445 insertions, 0 deletions
diff --git a/sway/input/input-manager.c b/sway/input/input-manager.c new file mode 100644 index 00000000..ae55d2a1 --- /dev/null +++ b/sway/input/input-manager.c @@ -0,0 +1,445 @@ +#define _XOPEN_SOURCE 700 +#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 "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" + +static const char *default_seat = "seat0"; + +// TODO make me not global +struct sway_input_manager *input_manager; + +struct input_config *current_input_config = NULL; +struct seat_config *current_seat_config = NULL; + +struct sway_seat *input_manager_current_seat(struct sway_input_manager *input) { + struct sway_seat *seat = config->handler_context.seat; + if (!seat) { + seat = input_manager_get_default_seat(input_manager); + } + return seat; +} + +struct sway_seat *input_manager_get_seat( + struct sway_input_manager *input, const char *seat_name) { + struct sway_seat *seat = NULL; + wl_list_for_each(seat, &input->seats, link) { + if (strcmp(seat->wlr_seat->name, seat_name) == 0) { + return seat; + } + } + + return seat_create(input, seat_name); +} + +static char *get_device_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(L_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 sway_input_manager *input, struct wlr_input_device *device) { + struct sway_input_device *input_device = NULL; + wl_list_for_each(input_device, &input->devices, link) { + if (input_device->wlr_device == device) { + return input_device; + } + } + return NULL; +} + +static bool input_has_seat_configuration(struct sway_input_manager *input) { + struct sway_seat *seat = NULL; + wl_list_for_each(seat, &input->seats, link) { + struct seat_config *seat_config = seat_get_config(seat); + if (seat_config) { + return true; + } + } + + return false; +} + +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(L_DEBUG, "input_manager_libinput_config_pointer(%s)", + ic->identifier); + + if (ic->accel_profile != INT_MIN) { + wlr_log(L_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(L_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_lock != INT_MIN) { + wlr_log(L_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(L_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(L_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(L_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(L_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(L_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_method != INT_MIN) { + wlr_log(L_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(L_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(L_DEBUG, "libinput_config_pointer(%s) tap_set_enabled(%d)", + ic->identifier, ic->tap); + libinput_device_config_tap_set_enabled(libinput_device, ic->tap); + } +} + +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(input_manager, device); + + if (!sway_assert(input_device, "could not find sway device")) { + return; + } + + wlr_log(L_DEBUG, "removing device: '%s'", + input_device->identifier); + + struct sway_seat *seat = NULL; + wl_list_for_each(seat, &input_manager->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; + } + + input_device->wlr_device = device; + input_device->identifier = get_device_identifier(device); + wl_list_insert(&input->devices, &input_device->link); + + wlr_log(L_DEBUG, "adding device: '%s'", + input_device->identifier); + + if (input_device->wlr_device->type == WLR_INPUT_DEVICE_POINTER) { + input_manager_libinput_config_pointer(input_device); + } + + struct sway_seat *seat = NULL; + if (!input_has_seat_configuration(input)) { + wlr_log(L_DEBUG, "no seat configuration, using default seat"); + seat = input_manager_get_seat(input, default_seat); + seat_add_device(seat, input_device); + return; + } + + bool added = false; + 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(L_DEBUG, + "device '%s' is not configured on any seats", + input_device->identifier); + } + + wl_signal_add(&device->events.destroy, &input_device->device_destroy); + input_device->device_destroy.notify = handle_device_destroy; +} + +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_container *previous = seat_get_focus(seat); + if (previous) { + wlr_log(L_DEBUG, "Returning focus to %p %s '%s'", previous, + container_type_to_str(previous->type), previous->name); + // Hack to get seat to re-focus the return value of get_focus + seat_set_focus(seat, previous->parent); + seat_set_focus(seat, previous); + } + } +} + +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; + } + input->server = server; + + wl_list_init(&input->devices); + wl_list_init(&input->seats); + + // create the default seat + input_manager_get_seat(input, default_seat); + + input->new_input.notify = handle_new_input; + wl_signal_add(&server->backend->events.new_input, &input->new_input); + + 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_input_manager *input, + struct sway_container *container) { + struct sway_seat *seat = NULL; + wl_list_for_each(seat, &input->seats, link) { + if (seat_get_focus(seat) == container) { + return true; + } + } + + return false; +} + +void input_manager_set_focus(struct sway_input_manager *input, + struct sway_container *container) { + struct sway_seat *seat; + wl_list_for_each(seat, &input->seats, link) { + seat_set_focus(seat, container); + } +} + +void input_manager_apply_input_config(struct sway_input_manager *input, + struct input_config *input_config) { + struct sway_input_device *input_device = NULL; + wl_list_for_each(input_device, &input->devices, link) { + if (strcmp(input_device->identifier, input_config->identifier) == 0) { + if (input_device->wlr_device->type == WLR_INPUT_DEVICE_POINTER) { + input_manager_libinput_config_pointer(input_device); + } + + struct sway_seat *seat = NULL; + wl_list_for_each(seat, &input->seats, link) { + seat_configure_device(seat, input_device); + } + } + } +} + +void input_manager_apply_seat_config(struct sway_input_manager *input, + struct seat_config *seat_config) { + wlr_log(L_DEBUG, "applying new seat config for seat %s", + seat_config->name); + struct sway_seat *seat = input_manager_get_seat(input, 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, &input->devices, link) { + list_t *seat_list = create_list(); + struct sway_seat *seat = NULL; + wl_list_for_each(seat, &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, &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, &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(struct sway_input_manager *input) { + struct sway_seat *seat = NULL; + wl_list_for_each(seat, &input->seats, link) { + seat_configure_xcursor(seat); + } +} + +struct sway_seat *input_manager_get_default_seat( + struct sway_input_manager *input) { + struct sway_seat *seat = NULL; + wl_list_for_each(seat, &input->seats, link) { + if (strcmp(seat->wlr_seat->name, "seat0") == 0) { + return seat; + } + } + return seat; +} + +struct input_config *input_device_get_config(struct sway_input_device *device) { + 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; + } + } + + return NULL; +} |