text: #define _POSIX_C_SOURCE 199309L
  #include <float.h>
  #include <stdbool.h>
  #include <stdlib.h>
  #include <wayland-server-core.h>
  #include <wlr/types/wlr_output_layout.h>
  #include <wlr/types/wlr_output.h>
  #include <wlr/xwayland.h>
  #include "log.h"
  #include "sway/desktop.h"
  #include "sway/desktop/transaction.h"
  #include "sway/input/cursor.h"
  #include "sway/input/input-manager.h"
  #include "sway/input/seat.h"
  #include "sway/output.h"
  #include "sway/tree/arrange.h"
  #include "sway/tree/container.h"
  #include "sway/tree/view.h"
  #include "sway/tree/workspace.h"
  
  static const char *atom_map[ATOM_LAST] = {
  	[NET_WM_WINDOW_TYPE_NORMAL] = "_NET_WM_WINDOW_TYPE_NORMAL",
  	[NET_WM_WINDOW_TYPE_DIALOG] = "_NET_WM_WINDOW_TYPE_DIALOG",
  	[NET_WM_WINDOW_TYPE_UTILITY] = "_NET_WM_WINDOW_TYPE_UTILITY",
  	[NET_WM_WINDOW_TYPE_TOOLBAR] = "_NET_WM_WINDOW_TYPE_TOOLBAR",
  	[NET_WM_WINDOW_TYPE_SPLASH] = "_NET_WM_WINDOW_TYPE_SPLASH",
  	[NET_WM_WINDOW_TYPE_MENU] = "_NET_WM_WINDOW_TYPE_MENU",
  	[NET_WM_WINDOW_TYPE_DROPDOWN_MENU] = "_NET_WM_WINDOW_TYPE_DROPDOWN_MENU",
  	[NET_WM_WINDOW_TYPE_POPUP_MENU] = "_NET_WM_WINDOW_TYPE_POPUP_MENU",
  	[NET_WM_WINDOW_TYPE_TOOLTIP] = "_NET_WM_WINDOW_TYPE_TOOLTIP",
  	[NET_WM_WINDOW_TYPE_NOTIFICATION] = "_NET_WM_WINDOW_TYPE_NOTIFICATION",
  	[NET_WM_STATE_MODAL] = "_NET_WM_STATE_MODAL",
  };
  
  static void unmanaged_handle_request_configure(struct wl_listener *listener,
  		void *data) {
  	struct sway_xwayland_unmanaged *surface =
  		wl_container_of(listener, surface, request_configure);
  	struct wlr_xwayland_surface *xsurface = surface->wlr_xwayland_surface;
  	struct wlr_xwayland_surface_configure_event *ev = data;
  	wlr_xwayland_surface_configure(xsurface, ev->x, ev->y,
  		ev->width, ev->height);
  }
  
  static void unmanaged_handle_commit(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_unmanaged *surface =
  		wl_container_of(listener, surface, commit);
  	struct wlr_xwayland_surface *xsurface = surface->wlr_xwayland_surface;
  
  	desktop_damage_surface(xsurface->surface, surface->lx, surface->ly,
  		false);
  }
  
  static void unmanaged_handle_set_geometry(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_unmanaged *surface =
  		wl_container_of(listener, surface, set_geometry);
  	struct wlr_xwayland_surface *xsurface = surface->wlr_xwayland_surface;
  
  	if (xsurface->x != surface->lx || xsurface->y != surface->ly) {
  		// Surface has moved
  		desktop_damage_surface(xsurface->surface, surface->lx, surface->ly,
  			true);
  		surface->lx = xsurface->x;
  		surface->ly = xsurface->y;
  		desktop_damage_surface(xsurface->surface, surface->lx, surface->ly,
  			true);
  	}
  }
  
  static void unmanaged_handle_map(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_unmanaged *surface =
  		wl_container_of(listener, surface, map);
  	struct wlr_xwayland_surface *xsurface = surface->wlr_xwayland_surface;
  
  	wl_list_insert(root->xwayland_unmanaged.prev, &surface->link);
  
  	wl_signal_add(&xsurface->events.set_geometry, &surface->set_geometry);
  	surface->set_geometry.notify = unmanaged_handle_set_geometry;
  
  	wl_signal_add(&xsurface->surface->events.commit, &surface->commit);
  	surface->commit.notify = unmanaged_handle_commit;
  
  	surface->lx = xsurface->x;
  	surface->ly = xsurface->y;
  	desktop_damage_surface(xsurface->surface, surface->lx, surface->ly, true);
  
  	if (wlr_xwayland_or_surface_wants_focus(xsurface)) {
  		struct sway_seat *seat = input_manager_current_seat();
  		struct wlr_xwayland *xwayland = server.xwayland.wlr_xwayland;
  		wlr_xwayland_set_seat(xwayland, seat->wlr_seat);
  		seat_set_focus_surface(seat, xsurface->surface, false);
  	}
  }
  
  static void unmanaged_handle_unmap(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_unmanaged *surface =
  		wl_container_of(listener, surface, unmap);
  	struct wlr_xwayland_surface *xsurface = surface->wlr_xwayland_surface;
  	desktop_damage_surface(xsurface->surface, xsurface->x, xsurface->y, true);
  	wl_list_remove(&surface->link);
  	wl_list_remove(&surface->set_geometry.link);
  	wl_list_remove(&surface->commit.link);
  
  	struct sway_seat *seat = input_manager_current_seat();
  	if (seat->wlr_seat->keyboard_state.focused_surface == xsurface->surface) {
  		// This simply returns focus to the parent surface if there's one available.
  		// This seems to handle JetBrains issues.
  		if (xsurface->parent && xsurface->parent->surface
  				&& wlr_xwayland_or_surface_wants_focus(xsurface->parent)) {
  			seat_set_focus_surface(seat, xsurface->parent->surface, false);
  			return;
  		}
  
  		// Restore focus
  		struct sway_node *previous = seat_get_focus_inactive(seat, &root->node);
  		if (previous) {
  			// Hack to get seat to re-focus the return value of get_focus
  			seat_set_focus(seat, NULL);
  			seat_set_focus(seat, previous);
  		}
  	}
  }
  
  static void unmanaged_handle_destroy(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_unmanaged *surface =
  		wl_container_of(listener, surface, destroy);
  	wl_list_remove(&surface->request_configure.link);
  	wl_list_remove(&surface->map.link);
  	wl_list_remove(&surface->unmap.link);
  	wl_list_remove(&surface->destroy.link);
  	wl_list_remove(&surface->override_redirect.link);
  	free(surface);
  }
  
  static void handle_map(struct wl_listener *listener, void *data);
  
  struct sway_xwayland_view *create_xwayland_view(struct wlr_xwayland_surface *xsurface);
  
  static void unmanaged_handle_override_redirect(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_unmanaged *surface =
  		wl_container_of(listener, surface, override_redirect);
  	struct wlr_xwayland_surface *xsurface = surface->wlr_xwayland_surface;
  
  	bool mapped = xsurface->mapped;
  	if (mapped) {
  		unmanaged_handle_unmap(&surface->unmap, NULL);
  	}
  
  	unmanaged_handle_destroy(&surface->destroy, NULL);
  	xsurface->data = NULL;
  	struct sway_xwayland_view *xwayland_view = create_xwayland_view(xsurface);
  	if (mapped) {
  		handle_map(&xwayland_view->map, xsurface);
  	}
  }
  
  static struct sway_xwayland_unmanaged *create_unmanaged(
  		struct wlr_xwayland_surface *xsurface) {
  	struct sway_xwayland_unmanaged *surface =
  		calloc(1, sizeof(struct sway_xwayland_unmanaged));
  	if (surface == NULL) {
  		sway_log(SWAY_ERROR, "Allocation failed");
  		return NULL;
  	}
  
  	surface->wlr_xwayland_surface = xsurface;
  
  	wl_signal_add(&xsurface->events.request_configure,
  		&surface->request_configure);
  	surface->request_configure.notify = unmanaged_handle_request_configure;
  	wl_signal_add(&xsurface->events.map, &surface->map);
  	surface->map.notify = unmanaged_handle_map;
  	wl_signal_add(&xsurface->events.unmap, &surface->unmap);
  	surface->unmap.notify = unmanaged_handle_unmap;
  	wl_signal_add(&xsurface->events.destroy, &surface->destroy);
  	surface->destroy.notify = unmanaged_handle_destroy;
  	wl_signal_add(&xsurface->events.set_override_redirect, &surface->override_redirect);
  	surface->override_redirect.notify = unmanaged_handle_override_redirect;
  
  	return surface;
  }
  
  static struct sway_xwayland_view *xwayland_view_from_view(
  		struct sway_view *view) {
  	if (!sway_assert(view->type == SWAY_VIEW_XWAYLAND,
  			"Expected xwayland view")) {
  		return NULL;
  	}
  	return (struct sway_xwayland_view *)view;
  }
  
  static const char *get_string_prop(struct sway_view *view, enum sway_view_prop prop) {
  	if (xwayland_view_from_view(view) == NULL) {
  		return NULL;
  	}
  	switch (prop) {
  	case VIEW_PROP_TITLE:
  		return view->wlr_xwayland_surface->title;
  	case VIEW_PROP_CLASS:
  		return view->wlr_xwayland_surface->class;
  	case VIEW_PROP_INSTANCE:
  		return view->wlr_xwayland_surface->instance;
  	case VIEW_PROP_WINDOW_ROLE:
  		return view->wlr_xwayland_surface->role;
  	default:
  		return NULL;
  	}
  }
  
  static uint32_t get_int_prop(struct sway_view *view, enum sway_view_prop prop) {
  	if (xwayland_view_from_view(view) == NULL) {
  		return 0;
  	}
  	switch (prop) {
  	case VIEW_PROP_X11_WINDOW_ID:
  		return view->wlr_xwayland_surface->window_id;
  	case VIEW_PROP_X11_PARENT_ID:
  		if (view->wlr_xwayland_surface->parent) {
  			return view->wlr_xwayland_surface->parent->window_id;
  		}
  		return 0;
  	case VIEW_PROP_WINDOW_TYPE:
  		if (view->wlr_xwayland_surface->window_type_len == 0) {
  			return 0;
  		}
  		return view->wlr_xwayland_surface->window_type[0];
  	default:
  		return 0;
  	}
  }
  
  static uint32_t configure(struct sway_view *view, double lx, double ly, int width,
  		int height) {
  	struct sway_xwayland_view *xwayland_view = xwayland_view_from_view(view);
  	if (xwayland_view == NULL) {
  		return 0;
  	}
  	struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
  
  	wlr_xwayland_surface_configure(xsurface, lx, ly, width, height);
  
  	// xwayland doesn't give us a serial for the configure
  	return 0;
  }
  
  static void set_activated(struct sway_view *view, bool activated) {
  	if (xwayland_view_from_view(view) == NULL) {
  		return;
  	}
  	struct wlr_xwayland_surface *surface = view->wlr_xwayland_surface;
  
  	if (activated && surface->minimized) {
  		wlr_xwayland_surface_set_minimized(surface, false);
  	}
  
  	wlr_xwayland_surface_activate(surface, activated);
  }
  
  static void set_tiled(struct sway_view *view, bool tiled) {
  	if (xwayland_view_from_view(view) == NULL) {
  		return;
  	}
  	struct wlr_xwayland_surface *surface = view->wlr_xwayland_surface;
  	wlr_xwayland_surface_set_maximized(surface, tiled);
  }
  
  static void set_fullscreen(struct sway_view *view, bool fullscreen) {
  	if (xwayland_view_from_view(view) == NULL) {
  		return;
  	}
  	struct wlr_xwayland_surface *surface = view->wlr_xwayland_surface;
  	wlr_xwayland_surface_set_fullscreen(surface, fullscreen);
  }
  
  static bool wants_floating(struct sway_view *view) {
  	if (xwayland_view_from_view(view) == NULL) {
  		return false;
  	}
  	struct wlr_xwayland_surface *surface = view->wlr_xwayland_surface;
  	struct sway_xwayland *xwayland = &server.xwayland;
  
  	if (surface->modal) {
  		return true;
  	}
  
  	for (size_t i = 0; i < surface->window_type_len; ++i) {
  		xcb_atom_t type = surface->window_type[i];
  		if (type == xwayland->atoms[NET_WM_WINDOW_TYPE_DIALOG] ||
  				type == xwayland->atoms[NET_WM_WINDOW_TYPE_UTILITY] ||
  				type == xwayland->atoms[NET_WM_WINDOW_TYPE_TOOLBAR] ||
  				type == xwayland->atoms[NET_WM_WINDOW_TYPE_SPLASH]) {
  			return true;
  		}
  	}
  
  	struct wlr_xwayland_surface_size_hints *size_hints = surface->size_hints;
  	if (size_hints != NULL &&
  			size_hints->min_width > 0 && size_hints->min_height > 0 &&
  			(size_hints->max_width == size_hints->min_width ||
  			size_hints->max_height == size_hints->min_height)) {
  		return true;
  	}
  
  	return false;
  }
  
  static void handle_set_decorations(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, set_decorations);
  	struct sway_view *view = &xwayland_view->view;
  	struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
  
  	bool csd = xsurface->decorations != WLR_XWAYLAND_SURFACE_DECORATIONS_ALL;
  	view_update_csd_from_client(view, csd);
  }
  
  static bool is_transient_for(struct sway_view *child,
  		struct sway_view *ancestor) {
  	if (xwayland_view_from_view(child) == NULL) {
  		return false;
  	}
  	struct wlr_xwayland_surface *surface = child->wlr_xwayland_surface;
  	while (surface) {
  		if (surface->parent == ancestor->wlr_xwayland_surface) {
  			return true;
  		}
  		surface = surface->parent;
  	}
  	return false;
  }
  
  static void _close(struct sway_view *view) {
  	if (xwayland_view_from_view(view) == NULL) {
  		return;
  	}
  	wlr_xwayland_surface_close(view->wlr_xwayland_surface);
  }
  
  static void destroy(struct sway_view *view) {
  	struct sway_xwayland_view *xwayland_view = xwayland_view_from_view(view);
  	if (xwayland_view == NULL) {
  		return;
  	}
  	free(xwayland_view);
  }
  
  static void get_constraints(struct sway_view *view, double *min_width,
  		double *max_width, double *min_height, double *max_height) {
  	struct wlr_xwayland_surface *surface = view->wlr_xwayland_surface;
  	struct wlr_xwayland_surface_size_hints *size_hints = surface->size_hints;
  
  	if (size_hints == NULL) {
  		*min_width = DBL_MIN;
  		*max_width = DBL_MAX;
  		*min_height = DBL_MIN;
  		*max_height = DBL_MAX;
  		return;
  	}
  
  	*min_width = size_hints->min_width > 0 ? size_hints->min_width : DBL_MIN;
  	*max_width = size_hints->max_width > 0 ? size_hints->max_width : DBL_MAX;
  	*min_height = size_hints->min_height > 0 ? size_hints->min_height : DBL_MIN;
  	*max_height = size_hints->max_height > 0 ? size_hints->max_height : DBL_MAX;
  }
  
  static const struct sway_view_impl view_impl = {
  	.get_constraints = get_constraints,
  	.get_string_prop = get_string_prop,
  	.get_int_prop = get_int_prop,
  	.configure = configure,
  	.set_activated = set_activated,
  	.set_tiled = set_tiled,
  	.set_fullscreen = set_fullscreen,
  	.wants_floating = wants_floating,
  	.is_transient_for = is_transient_for,
  	.close = _close,
  	.destroy = destroy,
  };
  
  static void get_geometry(struct sway_view *view, struct wlr_box *box) {
  	box->x = box->y = 0;
  	if (view->surface) {
  		box->width = view->surface->current.width;
  		box->height = view->surface->current.height;
  	} else {
  		box->width = 0;
  		box->height = 0;
  	}
  }
  
  static void handle_commit(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, commit);
  	struct sway_view *view = &xwayland_view->view;
  	struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
  	struct wlr_surface_state *state = &xsurface->surface->current;
  
  	struct wlr_box new_geo;
  	get_geometry(view, &new_geo);
  	bool new_size = new_geo.width != view->geometry.width ||
  			new_geo.height != view->geometry.height ||
  			new_geo.x != view->geometry.x ||
  			new_geo.y != view->geometry.y;
  
  	if (new_size) {
  		// The client changed its surface size in this commit. For floating
  		// containers, we resize the container to match. For tiling containers,
  		// we only recenter the surface.
  		desktop_damage_view(view);
  		memcpy(&view->geometry, &new_geo, sizeof(struct wlr_box));
  		if (container_is_floating(view->container)) {
  			view_update_size(view);
  			transaction_commit_dirty_client();
  		} else {
  			view_center_surface(view);
  		}
  		desktop_damage_view(view);
  	}
  
  	if (view->container->node.instruction) {
  		transaction_notify_view_ready_by_geometry(view,
  				xsurface->x, xsurface->y, state->width, state->height);
  	}
  
  	view_damage_from(view);
  }
  
  static void handle_destroy(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, destroy);
  	struct sway_view *view = &xwayland_view->view;
  
  	if (view->surface) {
  		view_unmap(view);
  		wl_list_remove(&xwayland_view->commit.link);
  	}
  
  	wl_list_remove(&xwayland_view->destroy.link);
  	wl_list_remove(&xwayland_view->request_configure.link);
  	wl_list_remove(&xwayland_view->request_fullscreen.link);
  	wl_list_remove(&xwayland_view->request_minimize.link);
  	wl_list_remove(&xwayland_view->request_move.link);
  	wl_list_remove(&xwayland_view->request_resize.link);
  	wl_list_remove(&xwayland_view->request_activate.link);
  	wl_list_remove(&xwayland_view->set_title.link);
  	wl_list_remove(&xwayland_view->set_class.link);
  	wl_list_remove(&xwayland_view->set_role.link);
  	wl_list_remove(&xwayland_view->set_window_type.link);
  	wl_list_remove(&xwayland_view->set_hints.link);
  	wl_list_remove(&xwayland_view->set_decorations.link);
  	wl_list_remove(&xwayland_view->map.link);
  	wl_list_remove(&xwayland_view->unmap.link);
  	wl_list_remove(&xwayland_view->override_redirect.link);
  	view_begin_destroy(&xwayland_view->view);
  }
  
  static void handle_unmap(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, unmap);
  	struct sway_view *view = &xwayland_view->view;
  
  	if (!sway_assert(view->surface, "Cannot unmap unmapped view")) {
  		return;
  	}
  
  	view_unmap(view);
  
  	wl_list_remove(&xwayland_view->commit.link);
  }
  
  static void handle_map(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, map);
  	struct wlr_xwayland_surface *xsurface = data;
  	struct sway_view *view = &xwayland_view->view;
  
  	view->natural_width = xsurface->width;
  	view->natural_height = xsurface->height;
  
  	// Wire up the commit listener here, because xwayland map/unmap can change
  	// the underlying wlr_surface
  	wl_signal_add(&xsurface->surface->events.commit, &xwayland_view->commit);
  	xwayland_view->commit.notify = handle_commit;
  
  	// Put it back into the tree
  	view_map(view, xsurface->surface, xsurface->fullscreen, NULL, false);
  
  	transaction_commit_dirty();
  }
  
  static void handle_override_redirect(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, override_redirect);
  	struct wlr_xwayland_surface *xsurface = data;
  	struct sway_view *view = &xwayland_view->view;
  
  	bool mapped = xsurface->mapped;
  	if (mapped) {
  		handle_unmap(&xwayland_view->unmap, NULL);
  	}
  
  	handle_destroy(&xwayland_view->destroy, view);
  	xsurface->data = NULL;
  	struct sway_xwayland_unmanaged *unmanaged = create_unmanaged(xsurface);
  	if (mapped) {
  		unmanaged_handle_map(&unmanaged->map, xsurface);
  	}
  }
  
  static void handle_request_configure(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, request_configure);
  	struct wlr_xwayland_surface_configure_event *ev = data;
  	struct sway_view *view = &xwayland_view->view;
  	struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
  	if (!xsurface->mapped) {
  		wlr_xwayland_surface_configure(xsurface, ev->x, ev->y,
  			ev->width, ev->height);
  		return;
  	}
  	if (container_is_floating(view->container)) {
  		// Respect minimum and maximum sizes
  		view->natural_width = ev->width;
  		view->natural_height = ev->height;
  		container_floating_resize_and_center(view->container);
  
  		configure(view, view->container->pending.content_x,
  				view->container->pending.content_y,
  				view->container->pending.content_width,
  				view->container->pending.content_height);
  		node_set_dirty(&view->container->node);
  	} else {
  		configure(view, view->container->current.content_x,
  				view->container->current.content_y,
  				view->container->current.content_width,
  				view->container->current.content_height);
  	}
  }
  
  static void handle_request_fullscreen(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, request_fullscreen);
  	struct sway_view *view = &xwayland_view->view;
  	struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
  	if (!xsurface->mapped) {
  		return;
  	}
  	container_set_fullscreen(view->container, xsurface->fullscreen);
  
  	arrange_root();
  	transaction_commit_dirty();
  }
  
  static void handle_request_minimize(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, request_minimize);
  	struct sway_view *view = &xwayland_view->view;
  	struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
  	if (!xsurface->mapped) {
  		return;
  	}
  
  	struct wlr_xwayland_minimize_event *e = data;
  	struct sway_seat *seat = input_manager_current_seat();
  	bool focused = seat_get_focus(seat) == &view->container->node;
  	wlr_xwayland_surface_set_minimized(xsurface, !focused && e->minimize);
  }
  
  static void handle_request_move(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, request_move);
  	struct sway_view *view = &xwayland_view->view;
  	struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
  	if (!xsurface->mapped) {
  		return;
  	}
  	if (!container_is_floating(view->container)) {
  		return;
  	}
  	struct sway_seat *seat = input_manager_current_seat();
  	seatop_begin_move_floating(seat, view->container);
  }
  
  static void handle_request_resize(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, request_resize);
  	struct sway_view *view = &xwayland_view->view;
  	struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
  	if (!xsurface->mapped) {
  		return;
  	}
  	if (!container_is_floating(view->container)) {
  		return;
  	}
  	struct wlr_xwayland_resize_event *e = data;
  	struct sway_seat *seat = input_manager_current_seat();
  	seatop_begin_resize_floating(seat, view->container, e->edges);
  }
  
  static void handle_request_activate(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, request_activate);
  	struct sway_view *view = &xwayland_view->view;
  	struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
  	if (!xsurface->mapped) {
  		return;
  	}
  	view_request_activate(view);
  
  	transaction_commit_dirty();
  }
  
  static void handle_set_title(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, set_title);
  	struct sway_view *view = &xwayland_view->view;
  	struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
  	if (!xsurface->mapped) {
  		return;
  	}
  	view_update_title(view, false);
  	view_execute_criteria(view);
  }
  
  static void handle_set_class(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, set_class);
  	struct sway_view *view = &xwayland_view->view;
  	struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
  	if (!xsurface->mapped) {
  		return;
  	}
  	view_execute_criteria(view);
  }
  
  static void handle_set_role(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, set_role);
  	struct sway_view *view = &xwayland_view->view;
  	struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
  	if (!xsurface->mapped) {
  		return;
  	}
  	view_execute_criteria(view);
  }
  
  static void handle_set_window_type(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, set_window_type);
  	struct sway_view *view = &xwayland_view->view;
  	struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
  	if (!xsurface->mapped) {
  		return;
  	}
  	view_execute_criteria(view);
  }
  
  static void handle_set_hints(struct wl_listener *listener, void *data) {
  	struct sway_xwayland_view *xwayland_view =
  		wl_container_of(listener, xwayland_view, set_hints);
  	struct sway_view *view = &xwayland_view->view;
  	struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
  	if (!xsurface->mapped) {
  		return;
  	}
  	if (!xsurface->hints_urgency && view->urgent_timer) {
  		// The view is in the timeout period. We'll ignore the request to
  		// unset urgency so that the view remains urgent until the timer clears
  		// it.
  		return;
  	}
  	if (view->allow_request_urgent) {
  		view_set_urgent(view, (bool)xsurface->hints_urgency);
  	}
  }
  
  struct sway_view *view_from_wlr_xwayland_surface(
  		struct wlr_xwayland_surface *xsurface) {
  	return xsurface->data;
  }
  
  struct sway_xwayland_view *create_xwayland_view(struct wlr_xwayland_surface *xsurface) {
  	sway_log(SWAY_DEBUG, "New xwayland surface title='%s' class='%s'",
  		xsurface->title, xsurface->class);
  
  	struct sway_xwayland_view *xwayland_view =
  		calloc(1, sizeof(struct sway_xwayland_view));
  	if (!sway_assert(xwayland_view, "Failed to allocate view")) {
  		return NULL;
  	}
  
  	view_init(&xwayland_view->view, SWAY_VIEW_XWAYLAND, &view_impl);
  	xwayland_view->view.wlr_xwayland_surface = xsurface;
  
  	wl_signal_add(&xsurface->events.destroy, &xwayland_view->destroy);
  	xwayland_view->destroy.notify = handle_destroy;
  
  	wl_signal_add(&xsurface->events.request_configure,
  		&xwayland_view->request_configure);
  	xwayland_view->request_configure.notify = handle_request_configure;
  
  	wl_signal_add(&xsurface->events.request_fullscreen,
  		&xwayland_view->request_fullscreen);
  	xwayland_view->request_fullscreen.notify = handle_request_fullscreen;
  
  	wl_signal_add(&xsurface->events.request_minimize,
  		&xwayland_view->request_minimize);
  	xwayland_view->request_minimize.notify = handle_request_minimize;
  
  	wl_signal_add(&xsurface->events.request_activate,
  		&xwayland_view->request_activate);
  	xwayland_view->request_activate.notify = handle_request_activate;
  
  	wl_signal_add(&xsurface->events.request_move,
  		&xwayland_view->request_move);
  	xwayland_view->request_move.notify = handle_request_move;
  
  	wl_signal_add(&xsurface->events.request_resize,
  		&xwayland_view->request_resize);
  	xwayland_view->request_resize.notify = handle_request_resize;
  
  	wl_signal_add(&xsurface->events.set_title, &xwayland_view->set_title);
  	xwayland_view->set_title.notify = handle_set_title;
  
  	wl_signal_add(&xsurface->events.set_class, &xwayland_view->set_class);
  	xwayland_view->set_class.notify = handle_set_class;
  
  	wl_signal_add(&xsurface->events.set_role, &xwayland_view->set_role);
  	xwayland_view->set_role.notify = handle_set_role;
  
  	wl_signal_add(&xsurface->events.set_window_type,
  			&xwayland_view->set_window_type);
  	xwayland_view->set_window_type.notify = handle_set_window_type;
  
  	wl_signal_add(&xsurface->events.set_hints, &xwayland_view->set_hints);
  	xwayland_view->set_hints.notify = handle_set_hints;
  
  	wl_signal_add(&xsurface->events.set_decorations,
  			&xwayland_view->set_decorations);
  	xwayland_view->set_decorations.notify = handle_set_decorations;
  
  	wl_signal_add(&xsurface->events.unmap, &xwayland_view->unmap);
  	xwayland_view->unmap.notify = handle_unmap;
  
  	wl_signal_add(&xsurface->events.map, &xwayland_view->map);
  	xwayland_view->map.notify = handle_map;
  
  	wl_signal_add(&xsurface->events.set_override_redirect,
  			&xwayland_view->override_redirect);
  	xwayland_view->override_redirect.notify = handle_override_redirect;
  
  	xsurface->data = xwayland_view;
  
  	return xwayland_view;
  }
  
  void handle_xwayland_surface(struct wl_listener *listener, void *data) {
  	struct wlr_xwayland_surface *xsurface = data;
  
  	if (xsurface->override_redirect) {
  		sway_log(SWAY_DEBUG, "New xwayland unmanaged surface");
  		create_unmanaged(xsurface);
  		return;
  	}
  
  	create_xwayland_view(xsurface);
  }
  
  void handle_xwayland_ready(struct wl_listener *listener, void *data) {
  	struct sway_server *server =
  		wl_container_of(listener, server, xwayland_ready);
  	struct sway_xwayland *xwayland = &server->xwayland;
  
  	xcb_connection_t *xcb_conn = xcb_connect(NULL, NULL);
  	int err = xcb_connection_has_error(xcb_conn);
  	if (err) {
  		sway_log(SWAY_ERROR, "XCB connect failed: %d", err);
  		return;
  	}
  
  	xcb_intern_atom_cookie_t cookies[ATOM_LAST];
  	for (size_t i = 0; i < ATOM_LAST; i++) {
  		cookies[i] =
  			xcb_intern_atom(xcb_conn, 0, strlen(atom_map[i]), atom_map[i]);
  	}
  	for (size_t i = 0; i < ATOM_LAST; i++) {
  		xcb_generic_error_t *error = NULL;
  		xcb_intern_atom_reply_t *reply =
  			xcb_intern_atom_reply(xcb_conn, cookies[i], &error);
  		if (reply != NULL && error == NULL) {
  			xwayland->atoms[i] = reply->atom;
  		}
  		free(reply);
  
  		if (error != NULL) {
  			sway_log(SWAY_ERROR, "could not resolve atom %s, X11 error code %d",
  				atom_map[i], error->error_code);
  			free(error);
  			break;
  		}
  	}
  
  	xcb_disconnect(xcb_conn);
  }
  