swayfx/sway/input/seat.c
2018-01-21 09:09:53 -05:00

264 lines
7.1 KiB
C

#define _XOPEN_SOURCE 700
#include <wlr/types/wlr_cursor.h>
#include <wlr/types/wlr_xcursor_manager.h>
#include "sway/input/seat.h"
#include "sway/input/cursor.h"
#include "sway/input/input-manager.h"
#include "sway/input/keyboard.h"
#include "sway/output.h"
#include "sway/view.h"
#include "log.h"
static void seat_device_destroy(struct sway_seat_device *seat_device) {
if (!seat_device) {
return;
}
sway_keyboard_destroy(seat_device->keyboard);
wlr_cursor_detach_input_device(seat_device->sway_seat->cursor->cursor,
seat_device->input_device->wlr_device);
wl_list_remove(&seat_device->link);
free(seat_device);
}
struct sway_seat *sway_seat_create(struct sway_input_manager *input,
const char *seat_name) {
struct sway_seat *seat = calloc(1, sizeof(struct sway_seat));
if (!seat) {
return NULL;
}
seat->wlr_seat = wlr_seat_create(input->server->wl_display, seat_name);
if (!sway_assert(seat->wlr_seat, "could not allocate seat")) {
free(seat);
return NULL;
}
seat->cursor = sway_cursor_create(seat);
if (!seat->cursor) {
wlr_seat_destroy(seat->wlr_seat);
free(seat);
return NULL;
}
seat->input = input;
wl_list_init(&seat->devices);
wlr_seat_set_capabilities(seat->wlr_seat,
WL_SEAT_CAPABILITY_KEYBOARD |
WL_SEAT_CAPABILITY_POINTER |
WL_SEAT_CAPABILITY_TOUCH);
sway_seat_configure_xcursor(seat);
wl_list_insert(&input->seats, &seat->link);
return seat;
}
static void seat_configure_pointer(struct sway_seat *seat,
struct sway_seat_device *sway_device) {
wlr_cursor_attach_input_device(seat->cursor->cursor,
sway_device->input_device->wlr_device);
}
static void seat_configure_keyboard(struct sway_seat *seat,
struct sway_seat_device *seat_device) {
if (!seat_device->keyboard) {
sway_keyboard_create(seat, seat_device);
}
struct wlr_keyboard *wlr_keyboard = seat_device->input_device->wlr_device->keyboard;
sway_keyboard_configure(seat_device->keyboard);
wlr_seat_set_keyboard(seat->wlr_seat,
seat_device->input_device->wlr_device);
if (seat->focus) {
// force notify reenter to pick up the new configuration
wlr_seat_keyboard_clear_focus(seat->wlr_seat);
wlr_seat_keyboard_notify_enter(seat->wlr_seat,
seat->focus->sway_view->surface, wlr_keyboard->keycodes,
wlr_keyboard->num_keycodes, &wlr_keyboard->modifiers);
}
}
static struct sway_seat_device *sway_seat_get_device(struct sway_seat *seat,
struct sway_input_device *input_device) {
struct sway_seat_device *seat_device = NULL;
wl_list_for_each(seat_device, &seat->devices, link) {
if (seat_device->input_device == input_device) {
return seat_device;
}
}
return NULL;
}
void sway_seat_configure_device(struct sway_seat *seat,
struct sway_input_device *input_device) {
struct sway_seat_device *seat_device =
sway_seat_get_device(seat, input_device);
if (!seat_device) {
return;
}
if (seat->config) {
seat_device->attachment_config =
seat_config_get_attachment(seat->config, input_device->identifier);
}
switch (input_device->wlr_device->type) {
case WLR_INPUT_DEVICE_POINTER:
seat_configure_pointer(seat, seat_device);
break;
case WLR_INPUT_DEVICE_KEYBOARD:
seat_configure_keyboard(seat, seat_device);
break;
case WLR_INPUT_DEVICE_TOUCH:
case WLR_INPUT_DEVICE_TABLET_PAD:
case WLR_INPUT_DEVICE_TABLET_TOOL:
wlr_log(L_DEBUG, "TODO: configure other devices");
break;
}
}
void sway_seat_add_device(struct sway_seat *seat,
struct sway_input_device *input_device) {
if (sway_seat_get_device(seat, input_device)) {
sway_seat_configure_device(seat, input_device);
return;
}
struct sway_seat_device *seat_device =
calloc(1, sizeof(struct sway_seat_device));
if (!seat_device) {
wlr_log(L_DEBUG, "could not allocate seat device");
return;
}
wlr_log(L_DEBUG, "adding device %s to seat %s",
input_device->identifier, seat->wlr_seat->name);
seat_device->sway_seat = seat;
seat_device->input_device = input_device;
wl_list_insert(&seat->devices, &seat_device->link);
sway_seat_configure_device(seat, input_device);
}
void sway_seat_remove_device(struct sway_seat *seat,
struct sway_input_device *input_device) {
struct sway_seat_device *seat_device =
sway_seat_get_device(seat, input_device);
if (!seat_device) {
return;
}
wlr_log(L_DEBUG, "removing device %s from seat %s",
input_device->identifier, seat->wlr_seat->name);
seat_device_destroy(seat_device);
}
void sway_seat_configure_xcursor(struct sway_seat *seat) {
// TODO configure theme and size
const char *cursor_theme = "default";
if (!seat->cursor->xcursor_manager) {
seat->cursor->xcursor_manager =
wlr_xcursor_manager_create("default", 24);
if (sway_assert(seat->cursor->xcursor_manager,
"Cannot create XCursor manager for theme %s",
cursor_theme)) {
return;
}
}
for (int i = 0; i < root_container.children->length; ++i) {
swayc_t *output_container = root_container.children->items[i];
struct wlr_output *output =
output_container->sway_output->wlr_output;
bool result =
wlr_xcursor_manager_load(seat->cursor->xcursor_manager,
output->scale);
sway_assert(!result,
"Cannot load xcursor theme for output '%s' with scale %f",
// TODO: Fractional scaling
output->name, (double)output->scale);
}
wlr_xcursor_manager_set_cursor_image(seat->cursor->xcursor_manager,
"left_ptr", seat->cursor->cursor);
wlr_cursor_warp(seat->cursor->cursor, NULL, seat->cursor->cursor->x,
seat->cursor->cursor->y);
}
static void handle_focus_destroy(struct wl_listener *listener, void *data) {
struct sway_seat *seat = wl_container_of(listener, seat, focus_destroy);
//swayc_t *container = data;
// TODO set new focus based on the state of the tree
sway_seat_set_focus(seat, NULL);
}
void sway_seat_set_focus(struct sway_seat *seat, swayc_t *container) {
swayc_t *last_focus = seat->focus;
if (last_focus == container) {
return;
}
if (last_focus) {
wl_list_remove(&seat->focus_destroy.link);
}
if (container) {
struct sway_view *view = container->sway_view;
view_set_activated(view, true);
wl_signal_add(&container->events.destroy, &seat->focus_destroy);
seat->focus_destroy.notify = handle_focus_destroy;
struct wlr_keyboard *keyboard = wlr_seat_get_keyboard(seat->wlr_seat);
if (keyboard) {
wlr_seat_keyboard_notify_enter(seat->wlr_seat, view->surface,
keyboard->keycodes, keyboard->num_keycodes,
&keyboard->modifiers);
} else {
wlr_seat_keyboard_notify_enter(seat->wlr_seat, view->surface,
NULL, 0, NULL);
}
}
seat->focus = container;
if (last_focus &&
!sway_input_manager_has_focus(seat->input, last_focus)) {
struct sway_view *view = last_focus->sway_view;
view_set_activated(view, false);
}
}
void sway_seat_set_config(struct sway_seat *seat,
struct seat_config *seat_config) {
// clear configs
seat->config = NULL;
struct sway_seat_device *seat_device = NULL;
wl_list_for_each(seat_device, &seat->devices, link) {
seat_device->attachment_config = NULL;
}
if (!seat_config) {
return;
}
// add configs
seat->config = seat_config;
wl_list_for_each(seat_device, &seat->devices, link) {
seat_device->attachment_config =
seat_config_get_attachment(seat_config,
seat_device->input_device->identifier);
}
}