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489 lines
13 KiB
489 lines
13 KiB
#define _XOPEN_SOURCE 700
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#include <assert.h>
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#include <wlr/types/wlr_cursor.h>
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#include <wlr/types/wlr_output_layout.h>
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#include <wlr/types/wlr_xcursor_manager.h>
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#include "sway/tree/container.h"
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#include "sway/input/seat.h"
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#include "sway/input/cursor.h"
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#include "sway/input/input-manager.h"
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#include "sway/input/keyboard.h"
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#include "sway/ipc-server.h"
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#include "sway/output.h"
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#include "sway/tree/container.h"
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#include "sway/tree/view.h"
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#include "log.h"
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static void seat_device_destroy(struct sway_seat_device *seat_device) {
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if (!seat_device) {
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return;
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}
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sway_keyboard_destroy(seat_device->keyboard);
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wlr_cursor_detach_input_device(seat_device->sway_seat->cursor->cursor,
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seat_device->input_device->wlr_device);
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wl_list_remove(&seat_device->link);
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free(seat_device);
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}
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void seat_destroy(struct sway_seat *seat) {
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struct sway_seat_device *seat_device, *next;
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wl_list_for_each_safe(seat_device, next, &seat->devices, link) {
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seat_device_destroy(seat_device);
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}
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sway_cursor_destroy(seat->cursor);
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wl_list_remove(&seat->link);
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wlr_seat_destroy(seat->wlr_seat);
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}
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static struct sway_seat_container *seat_container_from_container(
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struct sway_seat *seat, struct sway_container *con);
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static void seat_container_destroy(struct sway_seat_container *seat_con) {
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struct sway_container *con = seat_con->container;
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struct sway_container *child = NULL;
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if (con->children != NULL) {
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for (int i = 0; i < con->children->length; ++i) {
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child = con->children->items[i];
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struct sway_seat_container *seat_child =
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seat_container_from_container(seat_con->seat, child);
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seat_container_destroy(seat_child);
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}
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}
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wl_list_remove(&seat_con->destroy.link);
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wl_list_remove(&seat_con->link);
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free(seat_con);
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}
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static void seat_send_focus(struct sway_seat *seat,
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struct sway_container *con) {
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if (con->type != C_VIEW) {
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return;
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}
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struct sway_view *view = con->sway_view;
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if (view->type == SWAY_XWAYLAND_VIEW) {
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struct wlr_xwayland *xwayland =
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seat->input->server->xwayland;
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wlr_xwayland_set_seat(xwayland, seat->wlr_seat);
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}
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view_set_activated(view, true);
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struct wlr_keyboard *keyboard =
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wlr_seat_get_keyboard(seat->wlr_seat);
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if (keyboard) {
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wlr_seat_keyboard_notify_enter(seat->wlr_seat,
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view->surface, keyboard->keycodes,
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keyboard->num_keycodes, &keyboard->modifiers);
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} else {
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wlr_seat_keyboard_notify_enter(
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seat->wlr_seat, view->surface, NULL, 0, NULL);
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}
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}
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static void handle_seat_container_destroy(struct wl_listener *listener,
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void *data) {
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struct sway_seat_container *seat_con =
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wl_container_of(listener, seat_con, destroy);
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struct sway_seat *seat = seat_con->seat;
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struct sway_container *con = seat_con->container;
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struct sway_container *parent = con->parent;
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struct sway_container *focus = seat_get_focus(seat);
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bool set_focus =
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focus != NULL &&
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(focus == con || container_has_child(con, focus)) &&
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con->type != C_WORKSPACE;
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seat_container_destroy(seat_con);
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if (set_focus) {
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struct sway_container *next_focus = NULL;
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while (next_focus == NULL) {
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next_focus = seat_get_focus_by_type(seat, parent, C_VIEW);
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if (next_focus == NULL && parent->type == C_WORKSPACE) {
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next_focus = parent;
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break;
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}
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parent = parent->parent;
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}
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// the structure change might have caused it to move up to the top of
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// the focus stack without sending focus notifications to the view
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if (seat_get_focus(seat) == next_focus) {
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seat_send_focus(seat, next_focus);
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} else {
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seat_set_focus(seat, next_focus);
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}
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}
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}
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static struct sway_seat_container *seat_container_from_container(
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struct sway_seat *seat, struct sway_container *con) {
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if (con->type < C_WORKSPACE) {
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// these don't get seat containers ever
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return NULL;
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}
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struct sway_seat_container *seat_con = NULL;
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wl_list_for_each(seat_con, &seat->focus_stack, link) {
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if (seat_con->container == con) {
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return seat_con;
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}
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}
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seat_con = calloc(1, sizeof(struct sway_seat_container));
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if (seat_con == NULL) {
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wlr_log(L_ERROR, "could not allocate seat container");
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return NULL;
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}
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seat_con->container = con;
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seat_con->seat = seat;
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wl_list_insert(seat->focus_stack.prev, &seat_con->link);
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wl_signal_add(&con->events.destroy, &seat_con->destroy);
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seat_con->destroy.notify = handle_seat_container_destroy;
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return seat_con;
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}
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static void handle_new_container(struct wl_listener *listener, void *data) {
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struct sway_seat *seat = wl_container_of(listener, seat, new_container);
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struct sway_container *con = data;
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seat_container_from_container(seat, con);
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}
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static void collect_focus_iter(struct sway_container *con, void *data) {
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struct sway_seat *seat = data;
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if (con->type > C_WORKSPACE) {
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return;
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}
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struct sway_seat_container *seat_con =
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seat_container_from_container(seat, con);
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if (!seat_con) {
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return;
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}
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wl_list_remove(&seat_con->link);
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wl_list_insert(&seat->focus_stack, &seat_con->link);
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}
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struct sway_seat *seat_create(struct sway_input_manager *input,
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const char *seat_name) {
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struct sway_seat *seat = calloc(1, sizeof(struct sway_seat));
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if (!seat) {
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return NULL;
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}
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seat->wlr_seat = wlr_seat_create(input->server->wl_display, seat_name);
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if (!sway_assert(seat->wlr_seat, "could not allocate seat")) {
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free(seat);
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return NULL;
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}
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seat->cursor = sway_cursor_create(seat);
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if (!seat->cursor) {
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wlr_seat_destroy(seat->wlr_seat);
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free(seat);
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return NULL;
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}
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// init the focus stack
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wl_list_init(&seat->focus_stack);
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container_for_each_descendant_dfs(&root_container,
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collect_focus_iter, seat);
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wl_signal_add(&root_container.sway_root->events.new_container,
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&seat->new_container);
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seat->new_container.notify = handle_new_container;
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seat->input = input;
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wl_list_init(&seat->devices);
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wlr_seat_set_capabilities(seat->wlr_seat,
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WL_SEAT_CAPABILITY_KEYBOARD |
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WL_SEAT_CAPABILITY_POINTER |
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WL_SEAT_CAPABILITY_TOUCH);
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seat_configure_xcursor(seat);
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wl_list_insert(&input->seats, &seat->link);
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return seat;
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}
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static void seat_configure_pointer(struct sway_seat *seat,
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struct sway_seat_device *sway_device) {
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wlr_cursor_attach_input_device(seat->cursor->cursor,
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sway_device->input_device->wlr_device);
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}
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static void seat_configure_keyboard(struct sway_seat *seat,
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struct sway_seat_device *seat_device) {
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if (!seat_device->keyboard) {
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sway_keyboard_create(seat, seat_device);
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}
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struct wlr_keyboard *wlr_keyboard =
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seat_device->input_device->wlr_device->keyboard;
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sway_keyboard_configure(seat_device->keyboard);
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wlr_seat_set_keyboard(seat->wlr_seat,
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seat_device->input_device->wlr_device);
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struct sway_container *focus = seat_get_focus(seat);
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if (focus && focus->type == C_VIEW) {
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// force notify reenter to pick up the new configuration
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wlr_seat_keyboard_clear_focus(seat->wlr_seat);
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wlr_seat_keyboard_notify_enter(seat->wlr_seat,
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focus->sway_view->surface, wlr_keyboard->keycodes,
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wlr_keyboard->num_keycodes, &wlr_keyboard->modifiers);
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}
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}
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static struct sway_seat_device *seat_get_device(struct sway_seat *seat,
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struct sway_input_device *input_device) {
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struct sway_seat_device *seat_device = NULL;
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wl_list_for_each(seat_device, &seat->devices, link) {
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if (seat_device->input_device == input_device) {
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return seat_device;
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}
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}
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return NULL;
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}
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void seat_configure_device(struct sway_seat *seat,
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struct sway_input_device *input_device) {
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struct sway_seat_device *seat_device =
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seat_get_device(seat, input_device);
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if (!seat_device) {
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return;
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}
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switch (input_device->wlr_device->type) {
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case WLR_INPUT_DEVICE_POINTER:
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seat_configure_pointer(seat, seat_device);
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break;
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case WLR_INPUT_DEVICE_KEYBOARD:
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seat_configure_keyboard(seat, seat_device);
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break;
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case WLR_INPUT_DEVICE_TOUCH:
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case WLR_INPUT_DEVICE_TABLET_PAD:
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case WLR_INPUT_DEVICE_TABLET_TOOL:
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wlr_log(L_DEBUG, "TODO: configure other devices");
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break;
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}
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}
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void seat_add_device(struct sway_seat *seat,
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struct sway_input_device *input_device) {
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if (seat_get_device(seat, input_device)) {
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seat_configure_device(seat, input_device);
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return;
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}
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struct sway_seat_device *seat_device =
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calloc(1, sizeof(struct sway_seat_device));
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if (!seat_device) {
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wlr_log(L_DEBUG, "could not allocate seat device");
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return;
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}
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wlr_log(L_DEBUG, "adding device %s to seat %s",
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input_device->identifier, seat->wlr_seat->name);
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seat_device->sway_seat = seat;
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seat_device->input_device = input_device;
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wl_list_insert(&seat->devices, &seat_device->link);
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seat_configure_device(seat, input_device);
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}
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void seat_remove_device(struct sway_seat *seat,
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struct sway_input_device *input_device) {
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struct sway_seat_device *seat_device =
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seat_get_device(seat, input_device);
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if (!seat_device) {
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return;
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}
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wlr_log(L_DEBUG, "removing device %s from seat %s",
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input_device->identifier, seat->wlr_seat->name);
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seat_device_destroy(seat_device);
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}
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void seat_configure_xcursor(struct sway_seat *seat) {
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// TODO configure theme and size
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const char *cursor_theme = NULL;
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if (!seat->cursor->xcursor_manager) {
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seat->cursor->xcursor_manager =
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wlr_xcursor_manager_create(cursor_theme, 24);
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if (sway_assert(seat->cursor->xcursor_manager,
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"Cannot create XCursor manager for theme %s",
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cursor_theme)) {
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return;
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}
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}
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for (int i = 0; i < root_container.children->length; ++i) {
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struct sway_container *output_container =
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root_container.children->items[i];
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struct wlr_output *output =
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output_container->sway_output->wlr_output;
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bool result =
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wlr_xcursor_manager_load(seat->cursor->xcursor_manager,
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output->scale);
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sway_assert(!result,
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"Cannot load xcursor theme for output '%s' with scale %f",
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// TODO: Fractional scaling
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output->name, (double)output->scale);
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}
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wlr_xcursor_manager_set_cursor_image(seat->cursor->xcursor_manager,
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"left_ptr", seat->cursor->cursor);
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wlr_cursor_warp(seat->cursor->cursor, NULL, seat->cursor->cursor->x,
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seat->cursor->cursor->y);
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}
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void seat_set_focus_warp(struct sway_seat *seat,
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struct sway_container *container, bool warp) {
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struct sway_container *last_focus = seat_get_focus(seat);
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if (container && last_focus == container) {
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return;
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}
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if (container) {
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struct sway_seat_container *seat_con =
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seat_container_from_container(seat, container);
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if (!seat_con) {
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return;
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}
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wl_list_remove(&seat_con->link);
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wl_list_insert(&seat->focus_stack, &seat_con->link);
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if (container->type == C_VIEW) {
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seat_send_focus(seat, container);
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}
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}
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if (last_focus) {
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struct sway_container *last_ws = last_focus;
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if (last_ws && last_ws->type != C_WORKSPACE) {
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last_ws = container_parent(last_ws, C_WORKSPACE);
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}
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if (last_ws) {
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ipc_event_workspace(last_ws, container, "focus");
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if (last_ws->children->length == 0) {
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container_destroy(last_ws);
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}
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}
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struct sway_container *last_output = last_focus;
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if (last_output && last_output->type != C_OUTPUT) {
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last_output = container_parent(last_output, C_OUTPUT);
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}
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struct sway_container *new_output = container;
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if (new_output && new_output->type != C_OUTPUT) {
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new_output = container_parent(new_output, C_OUTPUT);
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}
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if (new_output && last_output && new_output != last_output
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&& config->mouse_warping && warp) {
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struct wlr_output *output = new_output->sway_output->wlr_output;
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double x = container->x + output->lx + container->width / 2.0;
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double y = container->y + output->ly + container->height / 2.0;
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if (!wlr_output_layout_contains_point(
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root_container.sway_root->output_layout,
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output, seat->cursor->cursor->x, seat->cursor->cursor->y)) {
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wlr_cursor_warp(seat->cursor->cursor, NULL, x, y);
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}
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}
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}
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if (last_focus && last_focus->type == C_VIEW &&
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!input_manager_has_focus(seat->input, last_focus)) {
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struct sway_view *view = last_focus->sway_view;
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view_set_activated(view, false);
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}
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seat->has_focus = (container != NULL);
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}
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void seat_set_focus(struct sway_seat *seat,
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struct sway_container *container) {
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seat_set_focus_warp(seat, container, true);
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}
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struct sway_container *seat_get_focus_inactive(struct sway_seat *seat,
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struct sway_container *container) {
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return seat_get_focus_by_type(seat, container, C_TYPES);
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}
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struct sway_container *sway_seat_get_focus(struct sway_seat *seat) {
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if (!seat->has_focus) {
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return NULL;
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}
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return seat_get_focus_inactive(seat, &root_container);
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}
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struct sway_container *seat_get_focus_by_type(struct sway_seat *seat,
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struct sway_container *container, enum sway_container_type type) {
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struct sway_seat_container *current = NULL;
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struct sway_container *parent = NULL;
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wl_list_for_each(current, &seat->focus_stack, link) {
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parent = current->container->parent;
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if (current->container == container &&
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(type == C_TYPES || container->type == type)) {
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return current->container;
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}
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while (parent) {
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if (parent == container && (type == C_TYPES ||
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current->container->type == type)) {
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return current->container;
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}
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parent = parent->parent;
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}
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}
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return NULL;
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}
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struct sway_container *seat_get_focus(struct sway_seat *seat) {
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if (!seat->has_focus) {
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return NULL;
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}
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return seat_get_focus_inactive(seat, &root_container);
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}
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void seat_apply_config(struct sway_seat *seat,
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struct seat_config *seat_config) {
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struct sway_seat_device *seat_device = NULL;
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if (!seat_config) {
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return;
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}
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wl_list_for_each(seat_device, &seat->devices, link) {
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seat_configure_device(seat, seat_device->input_device);
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}
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}
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struct seat_config *seat_get_config(struct sway_seat *seat) {
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struct seat_config *seat_config = NULL;
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for (int i = 0; i < config->seat_configs->length; ++i ) {
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seat_config = config->seat_configs->items[i];
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if (strcmp(seat->wlr_seat->name, seat_config->name) == 0) {
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return seat_config;
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}
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}
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return NULL;
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}
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