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#define _POSIX_C_SOURCE 200112L
#include <assert.h>
#include <stdbool.h>
#include <stdlib.h>
#include <wayland-server.h>
#include <wlr/backend.h>
#include <wlr/backend/session.h>
#include <wlr/render/wlr_renderer.h>
#include <wlr/types/wlr_compositor.h>
#include <wlr/types/wlr_export_dmabuf_v1.h>
#include <wlr/types/wlr_gamma_control.h>
#include <wlr/types/wlr_gamma_control_v1.h>
#include <wlr/types/wlr_idle.h>
#include <wlr/types/wlr_layer_shell_v1.h>
#include <wlr/types/wlr_primary_selection.h>
#include <wlr/types/wlr_screencopy_v1.h>
#include <wlr/types/wlr_server_decoration.h>
#include <wlr/types/wlr_xcursor_manager.h>
#include <wlr/types/wlr_xdg_decoration_v1.h>
#include <wlr/types/wlr_xdg_output_v1.h>
#include <wlr/util/log.h>
#include "list.h"
#include "sway/config.h"
#include "sway/desktop/idle_inhibit_v1.h"
#include "sway/input/input-manager.h"
#include "sway/server.h"
#include "sway/tree/root.h"
#include "config.h"
#ifdef HAVE_XWAYLAND
#include "sway/xwayland.h"
#endif
bool server_privileged_prepare(struct sway_server *server) {
wlr_log(WLR_DEBUG, "Preparing Wayland server initialization");
server->wl_display = wl_display_create();
server->wl_event_loop = wl_display_get_event_loop(server->wl_display);
server->backend = wlr_backend_autocreate(server->wl_display, NULL);
if (!server->backend) {
wlr_log(WLR_ERROR, "Unable to create backend");
return false;
}
return true;
}
bool server_init(struct sway_server *server) {
wlr_log(WLR_DEBUG, "Initializing Wayland server");
struct wlr_renderer *renderer = wlr_backend_get_renderer(server->backend);
assert(renderer);
wlr_renderer_init_wl_display(renderer, server->wl_display);
server->compositor = wlr_compositor_create(server->wl_display, renderer);
server->data_device_manager =
wlr_data_device_manager_create(server->wl_display);
wlr_gamma_control_manager_create(server->wl_display);
wlr_gamma_control_manager_v1_create(server->wl_display);
wlr_primary_selection_device_manager_create(server->wl_display);
server->new_output.notify = handle_new_output;
wl_signal_add(&server->backend->events.new_output, &server->new_output);
wlr_xdg_output_manager_v1_create(server->wl_display, root->output_layout);
server->idle = wlr_idle_create(server->wl_display);
server->idle_inhibit_manager_v1 =
sway_idle_inhibit_manager_v1_create(server->wl_display, server->idle);
server->layer_shell = wlr_layer_shell_v1_create(server->wl_display);
wl_signal_add(&server->layer_shell->events.new_surface,
&server->layer_shell_surface);
server->layer_shell_surface.notify = handle_layer_shell_surface;
server->xdg_shell_v6 = wlr_xdg_shell_v6_create(server->wl_display);
wl_signal_add(&server->xdg_shell_v6->events.new_surface,
&server->xdg_shell_v6_surface);
server->xdg_shell_v6_surface.notify = handle_xdg_shell_v6_surface;
server->xdg_shell = wlr_xdg_shell_create(server->wl_display);
wl_signal_add(&server->xdg_shell->events.new_surface,
&server->xdg_shell_surface);
server->xdg_shell_surface.notify = handle_xdg_shell_surface;
// TODO: configurable cursor theme and size
int cursor_size = 24;
const char *cursor_theme = NULL;
char cursor_size_fmt[16];
snprintf(cursor_size_fmt, sizeof(cursor_size_fmt), "%d", cursor_size);
setenv("XCURSOR_SIZE", cursor_size_fmt, 1);
if (cursor_theme != NULL) {
setenv("XCURSOR_THEME", cursor_theme, 1);
}
#ifdef HAVE_XWAYLAND
server->xwayland.wlr_xwayland =
wlr_xwayland_create(server->wl_display, server->compositor, true);
wl_signal_add(&server->xwayland.wlr_xwayland->events.new_surface,
&server->xwayland_surface);
server->xwayland_surface.notify = handle_xwayland_surface;
wl_signal_add(&server->xwayland.wlr_xwayland->events.ready,
&server->xwayland_ready);
server->xwayland_ready.notify = handle_xwayland_ready;
server->xwayland.xcursor_manager =
wlr_xcursor_manager_create(cursor_theme, cursor_size);
wlr_xcursor_manager_load(server->xwayland.xcursor_manager, 1);
struct wlr_xcursor *xcursor = wlr_xcursor_manager_get_xcursor(
server->xwayland.xcursor_manager, "left_ptr", 1);
if (xcursor != NULL) {
struct wlr_xcursor_image *image = xcursor->images[0];
wlr_xwayland_set_cursor(server->xwayland.wlr_xwayland, image->buffer,
image->width * 4, image->width, image->height, image->hotspot_x,
image->hotspot_y);
}
#endif
server->server_decoration_manager =
wlr_server_decoration_manager_create(server->wl_display);
wlr_server_decoration_manager_set_default_mode(
server->server_decoration_manager,
WLR_SERVER_DECORATION_MANAGER_MODE_SERVER);
wl_signal_add(&server->server_decoration_manager->events.new_decoration,
&server->server_decoration);
server->server_decoration.notify = handle_server_decoration;
wl_list_init(&server->decorations);
server->xdg_decoration_manager =
wlr_xdg_decoration_manager_v1_create(server->wl_display);
wl_signal_add(
&server->xdg_decoration_manager->events.new_toplevel_decoration,
&server->xdg_decoration);
server->xdg_decoration.notify = handle_xdg_decoration;
wl_list_init(&server->xdg_decorations);
wlr_export_dmabuf_manager_v1_create(server->wl_display);
wlr_screencopy_manager_v1_create(server->wl_display);
server->socket = wl_display_add_socket_auto(server->wl_display);
if (!server->socket) {
wlr_log(WLR_ERROR, "Unable to open wayland socket");
wlr_backend_destroy(server->backend);
return false;
}
// This may have been set already via -Dtxn-timeout
if (!server->txn_timeout_ms) {
server->txn_timeout_ms = 200;
}
server->dirty_nodes = create_list();
server->transactions = create_list();
server->input = input_manager_create(server);
input_manager_get_default_seat(); // create seat0
return true;
}
void server_fini(struct sway_server *server) {
// TODO: free sway-specific resources
#ifdef HAVE_XWAYLAND
wlr_xwayland_destroy(server->xwayland.wlr_xwayland);
#endif
wl_display_destroy_clients(server->wl_display);
wl_display_destroy(server->wl_display);
list_free(server->dirty_nodes);
list_free(server->transactions);
}
bool server_start_backend(struct sway_server *server) {
wlr_log(WLR_INFO, "Starting backend on wayland display '%s'",
server->socket);
if (!wlr_backend_start(server->backend)) {
wlr_log(WLR_ERROR, "Failed to start backend");
wlr_backend_destroy(server->backend);
return false;
}
return true;
}
void server_run(struct sway_server *server) {
wlr_log(WLR_INFO, "Running compositor on wayland display '%s'",
server->socket);
wl_display_run(server->wl_display);
}
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