GdkDisplay *
_gdk_wayland_display_open (const gchar *display_name)
{
struct wl_display *wl_display;
GdkDisplay *display;
GdkWaylandDisplay *display_wayland;
GDK_NOTE (MISC, g_message ("opening display %s", display_name ? display_name : ""));
/* If this variable is unset then wayland initialisation will surely
* fail, logging a fatal error in the process. Save ourselves from
* that.
*/
if (g_getenv ("XDG_RUNTIME_DIR") == NULL)
return NULL;
wl_log_set_handler_client (log_handler);
wl_display = wl_display_connect (display_name);
if (!wl_display)
return NULL;
display = g_object_new (GDK_TYPE_WAYLAND_DISPLAY, NULL);
display->device_manager = _gdk_wayland_device_manager_new (display);
display_wayland = GDK_WAYLAND_DISPLAY (display);
display_wayland->wl_display = wl_display;
display_wayland->screen = _gdk_wayland_screen_new (display);
display_wayland->event_source = _gdk_wayland_display_event_source_new (display);
display_wayland->known_globals =
g_hash_table_new_full (NULL, NULL, NULL, g_free);
_gdk_wayland_display_init_cursors (display_wayland);
_gdk_wayland_display_prepare_cursor_themes (display_wayland);
display_wayland->wl_registry = wl_display_get_registry (display_wayland->wl_display);
wl_registry_add_listener (display_wayland->wl_registry, ®istry_listener, display_wayland);
_gdk_wayland_display_async_roundtrip (display_wayland);
/* Wait for initializing to complete. This means waiting for all
* asynchrounous roundtrips that were triggered during initial roundtrip. */
while (g_list_length (display_wayland->async_roundtrips) > 0)
{
if (wl_display_dispatch (display_wayland->wl_display) < 0)
{
g_object_unref (display);
return NULL;
}
}
gdk_input_init (display);
display_wayland->selection = gdk_wayland_selection_new ();
g_signal_emit_by_name (display, "opened");
return display;
}
static void
_gdk_wayland_display_add_seat (GdkWaylandDisplay *display_wayland,
uint32_t id,
uint32_t version)
{
GdkDisplay *gdk_display = GDK_DISPLAY_OBJECT (display_wayland);
struct wl_seat *seat;
seat = wl_registry_bind (display_wayland->wl_registry,
id, &wl_seat_interface, MIN (version, 4));
_gdk_wayland_device_manager_add_seat (gdk_display->device_manager,
id, seat);
_gdk_wayland_display_async_roundtrip (display_wayland);
}
static void
gdk_registry_handle_global (void *data,
struct wl_registry *registry,
uint32_t id,
const char *interface,
uint32_t version)
{
GdkWaylandDisplay *display_wayland = data;
struct wl_output *output;
gboolean handled = TRUE;
GDK_NOTE (MISC,
g_message ("add global %u, interface %s, version %u", id, interface, version));
if (strcmp (interface, "wl_compositor") == 0)
{
display_wayland->compositor =
wl_registry_bind (display_wayland->wl_registry, id, &wl_compositor_interface, MIN (version, 3));
display_wayland->compositor_version = MIN (version, 3);
}
else if (strcmp (interface, "wl_shm") == 0)
{
display_wayland->shm =
wl_registry_bind (display_wayland->wl_registry, id, &wl_shm_interface, 1);
}
else if (strcmp (interface, "xdg_shell") == 0)
{
display_wayland->xdg_shell =
wl_registry_bind (display_wayland->wl_registry, id, &xdg_shell_interface, 1);
xdg_shell_use_unstable_version (display_wayland->xdg_shell, XDG_SHELL_VERSION_CURRENT);
xdg_shell_add_listener (display_wayland->xdg_shell, &xdg_shell_listener, display_wayland);
}
else if (strcmp (interface, "gtk_shell1") == 0)
{
display_wayland->gtk_shell =
wl_registry_bind(display_wayland->wl_registry, id,
>k_shell1_interface,
1);
_gdk_wayland_screen_set_has_gtk_shell (display_wayland->screen);
display_wayland->gtk_shell_version = version;
}
else if (strcmp (interface, "wl_output") == 0)
{
output =
wl_registry_bind (display_wayland->wl_registry, id, &wl_output_interface, MIN (version, 2));
_gdk_wayland_screen_add_output (display_wayland->screen, id, output, MIN (version, 2));
_gdk_wayland_display_async_roundtrip (display_wayland);
}
else if (strcmp (interface, "wl_seat") == 0)
{
static const char *required_device_manager_globals[] = {
"wl_compositor",
"wl_data_device_manager",
NULL
};
if (has_required_globals (display_wayland,
required_device_manager_globals))
_gdk_wayland_display_add_seat (display_wayland, id, version);
else
{
SeatAddedClosure *closure;
closure = g_new0 (SeatAddedClosure, 1);
closure->base.handler = seat_added_closure_run;
closure->base.required_globals = required_device_manager_globals;
closure->id = id;
closure->version = version;
postpone_on_globals_closure (display_wayland, &closure->base);
}
}
else if (strcmp (interface, "wl_data_device_manager") == 0)
{
display_wayland->data_device_manager_version = MIN (version, 3);
display_wayland->data_device_manager =
wl_registry_bind (display_wayland->wl_registry, id, &wl_data_device_manager_interface,
display_wayland->data_device_manager_version);
}
else if (strcmp (interface, "wl_subcompositor") == 0)
{
display_wayland->subcompositor =
wl_registry_bind (display_wayland->wl_registry, id, &wl_subcompositor_interface, 1);
}
else if (strcmp (interface, "zwp_pointer_gestures_v1") == 0 &&
version == GDK_ZWP_POINTER_GESTURES_V1_VERSION)
{
display_wayland->pointer_gestures =
wl_registry_bind (display_wayland->wl_registry,
id, &zwp_pointer_gestures_v1_interface, version);
}
else if (strcmp (interface, "gtk_primary_selection_device_manager") == 0)
{
display_wayland->primary_selection_manager =
wl_registry_bind(display_wayland->wl_registry, id,
>k_primary_selection_device_manager_interface, 1);
}
else
handled = FALSE;
if (handled)
g_hash_table_insert (display_wayland->known_globals,
GUINT_TO_POINTER (id), g_strdup (interface));
process_on_globals_closures (display_wayland);
}
