Merge branch 'master' into feature/xwm-selection

backend/drm/drm.c

@@ -634,8 +634,10 @@ static bool wlr_drm_connector_move_cursor(struct wlr_output *output,
 	struct wlr_box transformed_box;
 	wlr_output_transform_apply_to_box(transform, &box, &transformed_box);
 
+	if (plane != NULL) {
 		transformed_box.x -= plane->cursor_hotspot_x;
 		transformed_box.y -= plane->cursor_hotspot_y;
+	}
 
 	return drm->iface->crtc_move_cursor(drm, conn->crtc, transformed_box.x,
 		transformed_box.y);

backend/drm/renderer.c

@@ -14,7 +14,7 @@
 #include <wlr/render/gles2.h>
 #include <wlr/render.h>
 #include "backend/drm/drm.h"
-#include "render/glapi.h"
+#include "glapi.h"
 
 bool wlr_drm_renderer_init(struct wlr_drm_backend *drm,
 		struct wlr_drm_renderer *renderer) {

backend/drm/util.c

@@ -93,6 +93,12 @@ void parse_edid(struct wlr_output *restrict output, size_t len, const uint8_t *d
 	uint16_t id = (data[8] << 8) | data[9];
 	snprintf(output->make, sizeof(output->make), "%s", get_manufacturer(id));
 
+	uint16_t model = data[10] | (data[11] << 8);
+	snprintf(output->model, sizeof(output->model), "0x%04X", model);
+
+	uint32_t serial = data[12] | (data[13] << 8) | (data[14] << 8) | (data[15] << 8);
+	snprintf(output->serial, sizeof(output->serial), "0x%08X", serial);
+
 	output->phys_width = ((data[68] & 0xf0) << 4) | data[66];
 	output->phys_height = ((data[68] & 0x0f) << 8) | data[67];
 

backend/meson.build

@@ -21,7 +21,6 @@ backend_files = files(
 	'wayland/output.c',
 	'wayland/registry.c',
 	'wayland/wl_seat.c',
-	'wayland/os-compatibility.c',
 	'x11/backend.c',
 )
 

backend/session/direct-freebsd.c

@@ -148,8 +148,8 @@ static bool setup_tty(struct direct_session *session, struct wl_display *display
 
 	struct vt_mode mode = {
 		.mode = VT_PROCESS,
-		.relsig = SIGUSR1,
+		.relsig = SIGUSR2,
-		.acqsig = SIGUSR1,
+		.acqsig = SIGUSR2,
 		.frsig = SIGIO, // has to be set
 	};
 
@@ -159,7 +159,7 @@ static bool setup_tty(struct direct_session *session, struct wl_display *display
 	}
 
 	struct wl_event_loop *loop = wl_display_get_event_loop(display);
-	session->vt_source = wl_event_loop_add_signal(loop, SIGUSR1,
+	session->vt_source = wl_event_loop_add_signal(loop, SIGUSR2,
 		vt_handler, session);
 	if (!session->vt_source) {
 		goto error;

backend/session/direct.c

@@ -184,8 +184,8 @@ static bool setup_tty(struct direct_session *session, struct wl_display *display
 
 	struct vt_mode mode = {
 		.mode = VT_PROCESS,
-		.relsig = SIGUSR1,
+		.relsig = SIGUSR2,
-		.acqsig = SIGUSR1,
+		.acqsig = SIGUSR2,
 	};
 
 	if (ioctl(fd, VT_SETMODE, &mode) < 0) {
@@ -194,7 +194,7 @@ static bool setup_tty(struct direct_session *session, struct wl_display *display
 	}
 
 	struct wl_event_loop *loop = wl_display_get_event_loop(display);
-	session->vt_source = wl_event_loop_add_signal(loop, SIGUSR1,
+	session->vt_source = wl_event_loop_add_signal(loop, SIGUSR2,
 		vt_handler, session);
 	if (!session->vt_source) {
 		goto error;

backend/session/logind.c

@@ -347,12 +347,6 @@ static struct wlr_session *logind_session_create(struct wl_display *disp) {
 		goto error;
 	}
 
-	ret = sd_session_get_vt(session->id, &session->base.vtnr);
-	if (ret < 0) {
-		wlr_log(L_ERROR, "Session not running in virtual terminal");
-		goto error;
-	}
-
 	char *seat;
 	ret = sd_session_get_seat(session->id, &seat);
 	if (ret < 0) {
@@ -360,6 +354,14 @@ static struct wlr_session *logind_session_create(struct wl_display *disp) {
 		goto error;
 	}
 	snprintf(session->base.seat, sizeof(session->base.seat), "%s", seat);
+
+	if (strcmp(seat, "seat0") == 0) {
+		ret = sd_session_get_vt(session->id, &session->base.vtnr);
+		if (ret < 0) {
+			wlr_log(L_ERROR, "Session not running in virtual terminal");
+			goto error;
+		}
+	}
 	free(seat);
 
 	ret = sd_bus_default_system(&session->bus);

examples/meson.build

@@ -29,5 +29,6 @@ executable(
 executable(
 	'screenshot',
 	'screenshot.c',
-	dependencies: [wayland_client, wlr_protos],
+	dependencies: [wayland_client, wlr_protos, wlroots],
+	link_with: lib_shared,
 )

examples/screenshot.c

@@ -35,7 +35,7 @@
 #include <limits.h>
 #include <sys/param.h>
 #include <screenshooter-client-protocol.h>
-#include "../backend/wayland/os-compatibility.c"
+#include "util/os-compatibility.h"
 
 static struct wl_shm *shm = NULL;
 static struct orbital_screenshooter *screenshooter = NULL;

glgen.sh

@@ -7,15 +7,16 @@
 # to fail if it can't load the function. You'll need to check if that function
 # is NULL before using it.
 
-if [ $# -ne 2 ]; then
+if [ $# -ne 3 ]; then
 	exit 1
 fi
 
 SPEC=$1
-OUT=$2
+OUT_C=$2
+OUT_H=$3
 
 BASE=$(basename "$SPEC" .txt)
-INCLUDE_GUARD=$(printf %s "$SPEC" | tr -c [:alnum:] _ | tr [:lower:] [:upper:])
+INCLUDE_GUARD=$(printf %s "$OUT_H" | tr -c [:alnum:] _ | tr [:lower:] [:upper:])
 
 DECL=""
 DEFN=""
@@ -57,10 +58,7 @@ while read -r COMMAND; do
 	fi
 done < $SPEC
 
-
+cat > $OUT_H << EOF
-case $OUT in
-*.h)
-	cat > $OUT << EOF
 #ifndef $INCLUDE_GUARD
 #define $INCLUDE_GUARD
 
@@ -77,11 +75,10 @@ case $OUT in
 
 #endif
 EOF
-	;;
+
-*.c)
+cat > $OUT_C << EOF
-	cat > $OUT << EOF
 #include <wlr/util/log.h>
-	#include "$BASE.h"
+#include "$OUT_H"
 $DEFN
 
 bool load_$BASE(void) {
@@ -95,8 +92,3 @@ EOF
     return true;
 }
 EOF
-	;;
-*)
-	exit 1
-	;;
-esac

include/rootston/cursor.h

@@ -10,13 +10,6 @@ enum roots_cursor_mode {
 	ROOTS_CURSOR_ROTATE = 3,
 };
 
-enum roots_cursor_resize_edge {
-	ROOTS_CURSOR_RESIZE_EDGE_TOP = 1,
-	ROOTS_CURSOR_RESIZE_EDGE_BOTTOM = 2,
-	ROOTS_CURSOR_RESIZE_EDGE_LEFT = 4,
-	ROOTS_CURSOR_RESIZE_EDGE_RIGHT = 8,
-};
-
 struct roots_input_event {
 	uint32_t serial;
 	struct wlr_cursor *cursor;

include/rootston/desktop.h

@@ -19,13 +19,14 @@ struct roots_output {
 	struct wlr_output *wlr_output;
 	struct wl_listener frame;
 	struct timespec last_frame;
-	struct wl_list link;
+	struct wl_list link; // roots_desktop:outputs
+	struct roots_view *fullscreen_view;
 };
 
 struct roots_desktop {
 	struct wl_list views; // roots_view::link
 
-	struct wl_list outputs;
+	struct wl_list outputs; // roots_output::link
 	struct timespec last_frame;
 
 	struct roots_server *server;
@@ -59,11 +60,13 @@ struct roots_server;
 struct roots_desktop *desktop_create(struct roots_server *server,
 		struct roots_config *config);
 void desktop_destroy(struct roots_desktop *desktop);
+struct roots_output *desktop_output_from_wlr_output(
+	struct roots_desktop *desktop, struct wlr_output *output);
+struct roots_view *desktop_view_at(struct roots_desktop *desktop, double lx,
+	double ly, struct wlr_surface **surface, double *sx, double *sy);
 
 void view_init(struct roots_view *view, struct roots_desktop *desktop);
 void view_destroy(struct roots_view *view);
-struct roots_view *view_at(struct roots_desktop *desktop, double lx, double ly,
-		struct wlr_surface **surface, double *sx, double *sy);
 void view_activate(struct roots_view *view, bool activate);
 
 void output_add_notify(struct wl_listener *listener, void *data);

include/rootston/view.h

@@ -12,7 +12,8 @@ struct roots_wl_shell_surface {
 	struct wl_listener destroy;
 	struct wl_listener request_move;
 	struct wl_listener request_resize;
-	struct wl_listener request_set_maximized;
+	struct wl_listener request_maximize;
+	struct wl_listener request_fullscreen;
 	struct wl_listener set_state;
 
 	struct wl_listener surface_commit;
@@ -26,6 +27,9 @@ struct roots_xdg_surface_v6 {
 	struct wl_listener request_move;
 	struct wl_listener request_resize;
 	struct wl_listener request_maximize;
+	struct wl_listener request_fullscreen;
+
+	uint32_t pending_move_resize_configure_serial;
 };
 
 struct roots_xwayland_surface {
@@ -36,8 +40,11 @@ struct roots_xwayland_surface {
 	struct wl_listener request_move;
 	struct wl_listener request_resize;
 	struct wl_listener request_maximize;
+	struct wl_listener request_fullscreen;
 	struct wl_listener map_notify;
 	struct wl_listener unmap_notify;
+
+	struct wl_listener surface_commit;
 };
 
 enum roots_view_type {
@@ -54,12 +61,19 @@ struct roots_view {
 	float rotation;
 
 	bool maximized;
+	struct roots_output *fullscreen_output;
 	struct {
 		double x, y;
 		uint32_t width, height;
 		float rotation;
 	} saved;
 
+	struct {
+		bool update_x, update_y;
+		double x, y;
+		uint32_t width, height;
+	} pending_move_resize;
+
 	// TODO: Something for roots-enforced width/height
 	enum roots_view_type type;
 	union {
@@ -93,6 +107,7 @@ struct roots_view {
 	void (*move_resize)(struct roots_view *view, double x, double y,
 		uint32_t width, uint32_t height);
 	void (*maximize)(struct roots_view *view, bool maximized);
+	void (*set_fullscreen)(struct roots_view *view, bool fullscreen);
 	void (*close)(struct roots_view *view);
 };
 
@@ -103,6 +118,8 @@ void view_resize(struct roots_view *view, uint32_t width, uint32_t height);
 void view_move_resize(struct roots_view *view, double x, double y,
 	uint32_t width, uint32_t height);
 void view_maximize(struct roots_view *view, bool maximized);
+void view_set_fullscreen(struct roots_view *view, bool fullscreen,
+	struct wlr_output *output);
 void view_close(struct roots_view *view);
 bool view_center(struct roots_view *view);
 void view_setup(struct roots_view *view);

include/rootston/xcursor.h

@@ -3,12 +3,10 @@
 
 #include <stdint.h>
 
-#define ROOTS_XCURSOR_SIZE 16
+#define ROOTS_XCURSOR_SIZE 24
 
 #define ROOTS_XCURSOR_DEFAULT "left_ptr"
 #define ROOTS_XCURSOR_MOVE "grabbing"
 #define ROOTS_XCURSOR_ROTATE "grabbing"
 
-const char *roots_xcursor_get_resize_name(uint32_t edges);
-
 #endif

include/util/os-compatibility.h

@@ -0,0 +1,12 @@
+#ifndef _WLR_UTIL_OS_COMPATIBILITY_H
+#define _WLR_UTIL_OS_COMPATIBILITY_H
+
+int os_fd_set_cloexec(int fd);
+
+int set_cloexec_or_close(int fd);
+
+int create_tmpfile_cloexec(char *tmpname);
+
+int os_create_anonymous_file(off_t size);
+
+#endif

include/wlr/types/wlr_output.h

@@ -16,6 +16,7 @@ struct wlr_output_cursor {
 	struct wlr_output *output;
 	double x, y;
 	bool enabled;
+	bool visible;
 	uint32_t width, height;
 	int32_t hotspot_x, hotspot_y;
 	struct wl_list link;
@@ -64,6 +65,10 @@ struct wlr_output {
 		struct wl_signal destroy;
 	} events;
 
+	struct wlr_surface *fullscreen_surface;
+	struct wl_listener fullscreen_surface_commit;
+	struct wl_listener fullscreen_surface_destroy;
+
 	struct wl_list cursors; // wlr_output_cursor::link
 	struct wlr_output_cursor *hardware_cursor;
 
@@ -81,6 +86,7 @@ bool wlr_output_set_mode(struct wlr_output *output,
 void wlr_output_transform(struct wlr_output *output,
 	enum wl_output_transform transform);
 void wlr_output_set_position(struct wlr_output *output, int32_t lx, int32_t ly);
+void wlr_output_set_scale(struct wlr_output *output, uint32_t scale);
 void wlr_output_destroy(struct wlr_output *output);
 void wlr_output_effective_resolution(struct wlr_output *output,
 	int *width, int *height);
@@ -89,8 +95,13 @@ void wlr_output_swap_buffers(struct wlr_output *output);
 void wlr_output_set_gamma(struct wlr_output *output,
 	uint32_t size, uint16_t *r, uint16_t *g, uint16_t *b);
 uint32_t wlr_output_get_gamma_size(struct wlr_output *output);
+void wlr_output_set_fullscreen_surface(struct wlr_output *output,
+	struct wlr_surface *surface);
 
 struct wlr_output_cursor *wlr_output_cursor_create(struct wlr_output *output);
+/**
+ * Sets the cursor image. The image must be already scaled for the output.
+ */
 bool wlr_output_cursor_set_image(struct wlr_output_cursor *cursor,
 	const uint8_t *pixels, int32_t stride, uint32_t width, uint32_t height,
 	int32_t hotspot_x, int32_t hotspot_y);

include/wlr/types/wlr_server_decoration.h

@@ -3,12 +3,35 @@
 
 #include <wayland-server.h>
 
+/**
+ * Possible values to use in request_mode and the event mode. Same as
+ * org_kde_kwin_server_decoration_manager_mode.
+ */
+enum wlr_server_decoration_manager_mode {
+	/**
+	 * Undecorated: The surface is not decorated at all, neither server nor
+	 * client-side. An example is a popup surface which should not be
+	 * decorated.
+	 */
+	WLR_SERVER_DECORATION_MANAGER_MODE_NONE = 0,
+	/**
+	 * Client-side decoration: The decoration is part of the surface and the
+	 * client.
+	 */
+	WLR_SERVER_DECORATION_MANAGER_MODE_CLIENT = 1,
+	/**
+	 * Server-side decoration: The server embeds the surface into a decoration
+	 * frame.
+	 */
+	WLR_SERVER_DECORATION_MANAGER_MODE_SERVER = 2,
+};
+
 struct wlr_server_decoration_manager {
 	struct wl_global *wl_global;
 	struct wl_list wl_resources;
 	struct wl_list decorations; // wlr_server_decoration::link
 
-	uint32_t default_mode; // enum org_kde_kwin_server_decoration_manager_mode
+	uint32_t default_mode; // enum wlr_server_decoration_manager_mode
 
 	struct {
 		struct wl_signal new_decoration;
@@ -22,7 +45,7 @@ struct wlr_server_decoration {
 	struct wlr_surface *surface;
 	struct wl_list link;
 
-	uint32_t mode; // enum org_kde_kwin_server_decoration_manager_mode
+	uint32_t mode; // enum wlr_server_decoration_manager_mode
 
 	struct {
 		struct wl_signal destroy;

include/wlr/types/wlr_surface.h

@@ -1,9 +1,10 @@
 #ifndef WLR_TYPES_WLR_SURFACE_H
 #define WLR_TYPES_WLR_SURFACE_H
-#include <wayland-server.h>
-#include <pixman.h>
 #include <stdint.h>
 #include <stdbool.h>
+#include <time.h>
+#include <pixman.h>
+#include <wayland-server.h>
 #include <wlr/types/wlr_output.h>
 
 struct wlr_frame_callback {
@@ -142,4 +143,7 @@ void wlr_surface_send_enter(struct wlr_surface *surface,
 void wlr_surface_send_leave(struct wlr_surface *surface,
 		struct wlr_output *output);
 
+void wlr_surface_send_frame_done(struct wlr_surface *surface,
+		const struct timespec *when);
+
 #endif

include/wlr/types/wlr_wl_shell.h

@@ -77,12 +77,13 @@ struct wlr_wl_shell_surface {
 
 	struct {
 		struct wl_signal destroy;
+		struct wl_signal commit;
 		struct wl_signal ping_timeout;
 
 		struct wl_signal request_move;
 		struct wl_signal request_resize;
-		struct wl_signal request_set_fullscreen;
+		struct wl_signal request_fullscreen;
-		struct wl_signal request_set_maximized;
+		struct wl_signal request_maximize;
 
 		struct wl_signal set_state;
 		struct wl_signal set_title;
@@ -93,14 +94,12 @@ struct wlr_wl_shell_surface {
 };
 
 struct wlr_wl_shell_surface_move_event {
-	struct wl_client *client;
 	struct wlr_wl_shell_surface *surface;
 	struct wlr_seat_client *seat;
 	uint32_t serial;
 };
 
 struct wlr_wl_shell_surface_resize_event {
-	struct wl_client *client;
 	struct wlr_wl_shell_surface *surface;
 	struct wlr_seat_client *seat;
 	uint32_t serial;
@@ -108,15 +107,13 @@ struct wlr_wl_shell_surface_resize_event {
 };
 
 struct wlr_wl_shell_surface_set_fullscreen_event {
-	struct wl_client *client;
 	struct wlr_wl_shell_surface *surface;
 	enum wl_shell_surface_fullscreen_method method;
 	uint32_t framerate;
 	struct wlr_output *output;
 };
 
-struct wlr_wl_shell_surface_set_maximized_event {
+struct wlr_wl_shell_surface_maximize_event {
-	struct wl_client *client;
 	struct wlr_wl_shell_surface *surface;
 	struct wlr_output *output;
 };

include/wlr/types/wlr_xdg_shell_v6.h

@@ -107,7 +107,9 @@ struct wlr_xdg_surface_v6 {
 
 	bool configured;
 	bool added;
+	uint32_t configure_serial;
 	struct wl_event_source *configure_idle;
+	uint32_t configure_next_serial;
 	struct wl_list configure_list;
 
 	char *title;
@@ -123,7 +125,6 @@ struct wlr_xdg_surface_v6 {
 	struct {
 		struct wl_signal commit;
 		struct wl_signal destroy;
-		struct wl_signal ack_configure;
 		struct wl_signal ping_timeout;
 
 		struct wl_signal request_maximize;
@@ -138,27 +139,29 @@ struct wlr_xdg_surface_v6 {
 };
 
 struct wlr_xdg_toplevel_v6_move_event {
-	struct wl_client *client;
 	struct wlr_xdg_surface_v6 *surface;
 	struct wlr_seat_client *seat;
 	uint32_t serial;
 };
 
 struct wlr_xdg_toplevel_v6_resize_event {
-	struct wl_client *client;
 	struct wlr_xdg_surface_v6 *surface;
 	struct wlr_seat_client *seat;
 	uint32_t serial;
 	uint32_t edges;
 };
 
+struct wlr_xdg_toplevel_v6_set_fullscreen_event {
+	struct wlr_xdg_surface_v6 *surface;
+	bool fullscreen;
+	struct wlr_output *output;
+};
+
 struct wlr_xdg_toplevel_v6_show_window_menu_event {
-	struct wl_client *client;
 	struct wlr_xdg_surface_v6 *surface;
 	struct wlr_seat_client *seat;
 	uint32_t serial;
-	uint32_t x;
+	uint32_t x, y;
-	uint32_t y;
 };
 
 struct wlr_xdg_shell_v6 *wlr_xdg_shell_v6_create(struct wl_display *display);
@@ -171,37 +174,38 @@ void wlr_xdg_shell_v6_destroy(struct wlr_xdg_shell_v6 *xdg_shell);
 void wlr_xdg_surface_v6_ping(struct wlr_xdg_surface_v6 *surface);
 
 /**
- * Request that this toplevel surface be the given size.
+ * Request that this toplevel surface be the given size. Returns the associated
+ * configure serial.
  */
-void wlr_xdg_toplevel_v6_set_size(struct wlr_xdg_surface_v6 *surface,
+uint32_t wlr_xdg_toplevel_v6_set_size(struct wlr_xdg_surface_v6 *surface,
 		uint32_t width, uint32_t height);
 
 /**
  * Request that this toplevel surface show itself in an activated or deactivated
- * state.
+ * state. Returns the associated configure serial.
  */
-void wlr_xdg_toplevel_v6_set_activated(struct wlr_xdg_surface_v6 *surface,
+uint32_t wlr_xdg_toplevel_v6_set_activated(struct wlr_xdg_surface_v6 *surface,
 		bool activated);
 
 /**
  * Request that this toplevel surface consider itself maximized or not
- * maximized.
+ * maximized. Returns the associated configure serial.
  */
-void wlr_xdg_toplevel_v6_set_maximized(struct wlr_xdg_surface_v6 *surface,
+uint32_t wlr_xdg_toplevel_v6_set_maximized(struct wlr_xdg_surface_v6 *surface,
 		bool maximized);
 
 /**
  * Request that this toplevel surface consider itself fullscreen or not
- * fullscreen.
+ * fullscreen. Returns the associated configure serial.
  */
-void wlr_xdg_toplevel_v6_set_fullscreen(struct wlr_xdg_surface_v6 *surface,
+uint32_t wlr_xdg_toplevel_v6_set_fullscreen(struct wlr_xdg_surface_v6 *surface,
 		bool fullscreen);
 
 /**
  * Request that this toplevel surface consider itself to be resizing or not
- * resizing.
+ * resizing. Returns the associated configure serial.
  */
-void wlr_xdg_toplevel_v6_set_resizing(struct wlr_xdg_surface_v6 *surface,
+uint32_t wlr_xdg_toplevel_v6_set_resizing(struct wlr_xdg_surface_v6 *surface,
 		bool resizing);
 
 /**
@@ -223,4 +227,5 @@ void wlr_xdg_surface_v6_popup_get_position(struct wlr_xdg_surface_v6 *surface,
 struct wlr_xdg_surface_v6 *wlr_xdg_surface_v6_popup_at(
 		struct wlr_xdg_surface_v6 *surface, double sx, double sy,
 		double *popup_sx, double *popup_sy);
+
 #endif

include/wlr/util/edges.h

@@ -0,0 +1,12 @@
+#ifndef WLR_UTIL_EDGES_H
+#define WLR_UTIL_EDGES_H
+
+enum wlr_edges {
+	WLR_EDGE_NONE = 0,
+	WLR_EDGE_TOP = 1,
+	WLR_EDGE_BOTTOM = 2,
+	WLR_EDGE_LEFT = 4,
+	WLR_EDGE_RIGHT = 8,
+};
+
+#endif

include/wlr/xcursor.h

@@ -32,6 +32,7 @@
 #define WLR_XCURSOR_H
 
 #include <stdint.h>
+#include <wlr/util/edges.h>
 
 struct wlr_xcursor_image {
 	uint32_t width;		/* actual width */
@@ -65,4 +66,9 @@ struct wlr_xcursor *wlr_xcursor_theme_get_cursor(
 
 int wlr_xcursor_frame(struct wlr_xcursor *cursor, uint32_t time);
 
+/**
+ * Get the name of the resize cursor image for the given edges.
+ */
+const char *wlr_xcursor_get_resize_name(enum wlr_edges edges);
+
 #endif

include/wlr/xwayland.h

@@ -155,21 +155,19 @@ void wlr_xwayland_set_cursor(struct wlr_xwayland *wlr_xwayland,
 	uint8_t *pixels, uint32_t stride, uint32_t width, uint32_t height,
 	int32_t hotspot_x, int32_t hotspot_y);
 
-void wlr_xwayland_surface_activate(struct wlr_xwayland *wlr_xwayland,
+void wlr_xwayland_surface_activate(struct wlr_xwayland_surface *surface,
-	struct wlr_xwayland_surface *surface, bool activated);
+		bool activated);
 
-void wlr_xwayland_surface_configure(struct wlr_xwayland *wlr_xwayland,
+void wlr_xwayland_surface_configure(struct wlr_xwayland_surface *surface,
-	struct wlr_xwayland_surface *surface, int16_t x, int16_t y,
+		int16_t x, int16_t y, uint16_t width, uint16_t height);
-	uint16_t width, uint16_t height);
 
-void wlr_xwayland_surface_close(struct wlr_xwayland *wlr_xwayland,
+void wlr_xwayland_surface_close(struct wlr_xwayland_surface *surface);
-	struct wlr_xwayland_surface *surface);
 
-void wlr_xwayland_surface_set_maximized(struct wlr_xwayland *wlr_xwayland,
+void wlr_xwayland_surface_set_maximized(struct wlr_xwayland_surface *surface,
-	struct wlr_xwayland_surface *surface, bool maximized);
+		bool maximized);
 
-void wlr_xwayland_surface_set_fullscreen(struct wlr_xwayland *wlr_xwayland,
+void wlr_xwayland_surface_set_fullscreen(struct wlr_xwayland_surface *surface,
-	struct wlr_xwayland_surface *surface, bool fullscreen);
+		bool fullscreen);
 
 void wlr_xwayland_set_seat(struct wlr_xwayland *xwayland,
 		struct wlr_seat *seat);

meson.build

@@ -2,6 +2,7 @@ project(
 	'wlroots',
 	'c',
 	license: 'MIT',
+	meson_version: '>=0.43.0',
 	default_options: [
 		'c_std=c11',
 		'warning_level=2',

render/egl.c

@@ -4,7 +4,7 @@
 #include <stdlib.h>
 #include <wlr/util/log.h>
 #include <wlr/render/egl.h>
-#include "render/glapi.h"
+#include "glapi.h"
 
 // Extension documentation
 // https://www.khronos.org/registry/EGL/extensions/KHR/EGL_KHR_image_base.txt.

render/gles2/renderer.c

@@ -12,7 +12,7 @@
 #include <wlr/render/matrix.h>
 #include <wlr/util/log.h>
 #include "render/gles2.h"
-#include "render/glapi.h"
+#include "glapi.h"
 
 struct shaders shaders;
 

render/meson.build

@@ -1,14 +1,9 @@
 glgen = find_program('../glgen.sh')
 
-glapi_c = custom_target('glapi.c',
+glapi = custom_target('glapi',
 	input: 'glapi.txt',
-	output: '@BASENAME@.c',
+	output: ['@BASENAME@.c', '@BASENAME@.h'],
-	command: [glgen, '@INPUT@', '@OUTPUT@'],
+	command: [glgen, '@INPUT@', '@OUTPUT0@', '@OUTPUT1@'],
-)
-glapi_h = custom_target('glapi.h',
-	input: 'glapi.txt',
-	output: '@BASENAME@.h',
-	command: [glgen, '@INPUT@', '@OUTPUT@'],
 )
 
 lib_wlr_render = static_library(
@@ -24,13 +19,13 @@ lib_wlr_render = static_library(
 		'wlr_renderer.c',
 		'wlr_texture.c',
 	),
-	glapi_c,
+	glapi[0],
-	glapi_h,
+	glapi[1],
 	include_directories: wlr_inc,
 	dependencies: [glesv2, egl],
 )
 
 wlr_render = declare_dependency(
 	link_with: lib_wlr_render,
-	sources: glapi_h,
+	sources: glapi[1],
 )

rootston/config.c

@@ -466,10 +466,15 @@ void roots_config_destroy(struct roots_config *config) {
 
 struct roots_output_config *roots_config_get_output(struct roots_config *config,
 		struct wlr_output *output) {
-	struct roots_output_config *o_config;
+	char name[83];
-	wl_list_for_each(o_config, &config->outputs, link) {
+	snprintf(name, sizeof(name), "%s %s %s", output->make, output->model,
-		if (strcmp(o_config->name, output->name) == 0) {
+		output->serial);
-			return o_config;
+
+	struct roots_output_config *oc;
+	wl_list_for_each(oc, &config->outputs, link) {
+		if (strcmp(oc->name, output->name) == 0 ||
+				strcmp(oc->name, name) == 0) {
+			return oc;
 		}
 	}
 

rootston/cursor.c

@@ -8,6 +8,7 @@
 #endif
 #include <wlr/types/wlr_xcursor_manager.h>
 #include <wlr/util/log.h>
+#include <wlr/util/edges.h>
 #include "rootston/xcursor.h"
 #include "rootston/cursor.h"
 
@@ -37,7 +38,7 @@ static void roots_cursor_update_position(struct roots_cursor *cursor,
 	double sx, sy;
 	switch (cursor->mode) {
 	case ROOTS_CURSOR_PASSTHROUGH:
-		view = view_at(desktop, cursor->cursor->x, cursor->cursor->y,
+		view = desktop_view_at(desktop, cursor->cursor->x, cursor->cursor->y,
 			&surface, &sx, &sy);
 		bool set_compositor_cursor = !view && cursor->cursor_client;
 		if (view) {
@@ -71,43 +72,37 @@ static void roots_cursor_update_position(struct roots_cursor *cursor,
 		if (view != NULL) {
 			double dx = cursor->cursor->x - cursor->offs_x;
 			double dy = cursor->cursor->y - cursor->offs_y;
-			double active_x = view->x;
+			double x = view->x;
-			double active_y = view->y;
+			double y = view->y;
 			int width = cursor->view_width;
 			int height = cursor->view_height;
-			if (cursor->resize_edges & ROOTS_CURSOR_RESIZE_EDGE_TOP) {
+			if (cursor->resize_edges & WLR_EDGE_TOP) {
-				active_y = cursor->view_y + dy;
+				y = cursor->view_y + dy;
 				height -= dy;
-				if (height < 0) {
+				if (height < 1) {
-					active_y += height;
+					y += height;
 				}
-			} else if (cursor->resize_edges & ROOTS_CURSOR_RESIZE_EDGE_BOTTOM) {
+			} else if (cursor->resize_edges & WLR_EDGE_BOTTOM) {
 				height += dy;
 			}
-			if (cursor->resize_edges & ROOTS_CURSOR_RESIZE_EDGE_LEFT) {
+			if (cursor->resize_edges & WLR_EDGE_LEFT) {
-				active_x = cursor->view_x + dx;
+				x = cursor->view_x + dx;
 				width -= dx;
-				if (width < 0) {
+				if (width < 1) {
-					active_x += width;
+					x += width;
 				}
-			} else if (cursor->resize_edges & ROOTS_CURSOR_RESIZE_EDGE_RIGHT) {
+			} else if (cursor->resize_edges & WLR_EDGE_RIGHT) {
 				width += dx;
 			}
 
-			if (width < 0) {
+			if (width < 1) {
-				width = 0;
+				width = 1;
 			}
-			if (height < 0) {
+			if (height < 1) {
-				height = 0;
+				height = 1;
 			}
 
-			if (active_x != view->x ||
+			view_move_resize(view, x, y, width, height);
-					active_y != view->y) {
-				view_move_resize(view, active_x, active_y,
-					width, height);
-			} else {
-				view_resize(view, width, height);
-			}
 		}
 		break;
 	case ROOTS_CURSOR_ROTATE:
@@ -137,7 +132,8 @@ static void roots_cursor_press_button(struct roots_cursor *cursor,
 
 	struct wlr_surface *surface;
 	double sx, sy;
-	struct roots_view *view = view_at(desktop, lx, ly, &surface, &sx, &sy);
+	struct roots_view *view =
+		desktop_view_at(desktop, lx, ly, &surface, &sx, &sy);
 
 	if (state == WLR_BUTTON_PRESSED &&
 			view &&
@@ -152,14 +148,14 @@ static void roots_cursor_press_button(struct roots_cursor *cursor,
 		case BTN_RIGHT:
 			edges = 0;
 			if (sx < view->wlr_surface->current->width/2) {
-				edges |= ROOTS_CURSOR_RESIZE_EDGE_LEFT;
+				edges |= WLR_EDGE_LEFT;
 			} else {
-				edges |= ROOTS_CURSOR_RESIZE_EDGE_RIGHT;
+				edges |= WLR_EDGE_RIGHT;
 			}
 			if (sy < view->wlr_surface->current->height/2) {
-				edges |= ROOTS_CURSOR_RESIZE_EDGE_TOP;
+				edges |= WLR_EDGE_TOP;
 			} else {
-				edges |= ROOTS_CURSOR_RESIZE_EDGE_BOTTOM;
+				edges |= WLR_EDGE_BOTTOM;
 			}
 			roots_seat_begin_resize(seat, view, edges);
 			break;
@@ -237,7 +233,7 @@ void roots_cursor_handle_touch_down(struct roots_cursor *cursor,
 		return;
 	}
 	double sx, sy;
-	view_at(desktop, lx, ly, &surface, &sx, &sy);
+	desktop_view_at(desktop, lx, ly, &surface, &sx, &sy);
 
 	uint32_t serial = 0;
 	if (surface) {
@@ -291,7 +287,7 @@ void roots_cursor_handle_touch_motion(struct roots_cursor *cursor,
 	}
 
 	double sx, sy;
-	view_at(desktop, lx, ly, &surface, &sx, &sy);
+	desktop_view_at(desktop, lx, ly, &surface, &sx, &sy);
 
 	if (surface) {
 		wlr_seat_touch_point_focus(cursor->seat->seat, surface,

rootston/desktop.c

@@ -13,7 +13,6 @@
 #include <wlr/types/wlr_xcursor_manager.h>
 #include <wlr/types/wlr_xdg_shell_v6.h>
 #include <wlr/util/log.h>
-#include <server-decoration-protocol.h>
 #include "rootston/server.h"
 #include "rootston/seat.h"
 #include "rootston/xcursor.h"
@@ -36,7 +35,7 @@ static void view_update_output(const struct roots_view *view,
 	struct wlr_box box;
 	view_get_box(view, &box);
 	wl_list_for_each(output, &desktop->outputs, link) {
-		bool intersected = before->x != -1 && wlr_output_layout_intersects(
+		bool intersected = before != NULL && wlr_output_layout_intersects(
 				desktop->layout, output->wlr_output,
 				before->x, before->y, before->x + before->width,
 				before->y + before->height);
@@ -53,6 +52,10 @@ static void view_update_output(const struct roots_view *view,
 }
 
 void view_move(struct roots_view *view, double x, double y) {
+	if (view->x == x && view->y == y) {
+		return;
+	}
+
 	struct wlr_box before;
 	view_get_box(view, &before);
 	if (view->move) {
@@ -61,6 +64,7 @@ void view_move(struct roots_view *view, double x, double y) {
 		view->x = x;
 		view->y = y;
 	}
+	view_update_output(view, &before);
 }
 
 void view_activate(struct roots_view *view, bool activate) {
@@ -80,15 +84,41 @@ void view_resize(struct roots_view *view, uint32_t width, uint32_t height) {
 
 void view_move_resize(struct roots_view *view, double x, double y,
 		uint32_t width, uint32_t height) {
+	bool update_x = x != view->x;
+	bool update_y = y != view->y;
+	if (!update_x && !update_y) {
+		view_resize(view, width, height);
+		return;
+	}
+
 	if (view->move_resize) {
 		view->move_resize(view, x, y, width, height);
 		return;
 	}
 
-	view_move(view, x, y);
+	view->pending_move_resize.update_x = update_x;
+	view->pending_move_resize.update_y = update_y;
+	view->pending_move_resize.x = x;
+	view->pending_move_resize.y = y;
+	view->pending_move_resize.width = width;
+	view->pending_move_resize.height = height;
+
 	view_resize(view, width, height);
 }
 
+static struct wlr_output *view_get_output(struct roots_view *view) {
+	struct wlr_box view_box;
+	view_get_box(view, &view_box);
+
+	double output_x, output_y;
+	wlr_output_layout_closest_point(view->desktop->layout, NULL,
+		view->x + (double)view_box.width/2,
+		view->y + (double)view_box.height/2,
+		&output_x, &output_y);
+	return wlr_output_layout_output_at(view->desktop->layout, output_x,
+		output_y);
+}
+
 void view_maximize(struct roots_view *view, bool maximized) {
 	if (view->maximized == maximized) {
 		return;
@@ -109,13 +139,7 @@ void view_maximize(struct roots_view *view, bool maximized) {
 		view->saved.width = view_box.width;
 		view->saved.height = view_box.height;
 
-		double output_x, output_y;
+		struct wlr_output *output = view_get_output(view);
-		wlr_output_layout_closest_point(view->desktop->layout, NULL,
-			view->x + (double)view_box.width/2,
-			view->y + (double)view_box.height/2,
-			&output_x, &output_y);
-		struct wlr_output *output = wlr_output_layout_output_at(
-			view->desktop->layout, output_x, output_y);
 		struct wlr_box *output_box =
 			wlr_output_layout_get_box(view->desktop->layout, output);
 
@@ -133,6 +157,59 @@ void view_maximize(struct roots_view *view, bool maximized) {
 	}
 }
 
+void view_set_fullscreen(struct roots_view *view, bool fullscreen,
+		struct wlr_output *output) {
+	bool was_fullscreen = view->fullscreen_output != NULL;
+	if (was_fullscreen == fullscreen) {
+		// TODO: support changing the output?
+		return;
+	}
+
+	// TODO: check if client is focused?
+
+	if (view->set_fullscreen) {
+		view->set_fullscreen(view, fullscreen);
+	}
+
+	if (!was_fullscreen && fullscreen) {
+		if (output == NULL) {
+			output = view_get_output(view);
+		}
+		struct roots_output *roots_output =
+			desktop_output_from_wlr_output(view->desktop, output);
+		if (roots_output == NULL) {
+			return;
+		}
+
+		struct wlr_box view_box;
+		view_get_box(view, &view_box);
+
+		view->saved.x = view->x;
+		view->saved.y = view->y;
+		view->saved.rotation = view->rotation;
+		view->saved.width = view_box.width;
+		view->saved.height = view_box.height;
+
+		struct wlr_box *output_box =
+			wlr_output_layout_get_box(view->desktop->layout, output);
+		view_move_resize(view, output_box->x, output_box->y, output_box->width,
+			output_box->height);
+		view->rotation = 0;
+
+		roots_output->fullscreen_view = view;
+		view->fullscreen_output = roots_output;
+	}
+
+	if (was_fullscreen && !fullscreen) {
+		view_move_resize(view, view->saved.x, view->saved.y, view->saved.width,
+			view->saved.height);
+		view->rotation = view->saved.rotation;
+
+		view->fullscreen_output->fullscreen_view = NULL;
+		view->fullscreen_output = NULL;
+	}
+}
+
 void view_close(struct roots_view *view) {
 	if (view->close) {
 		view->close(view);
@@ -181,6 +258,10 @@ bool view_center(struct roots_view *view) {
 void view_destroy(struct roots_view *view) {
 	wl_signal_emit(&view->events.destroy, view);
 
+	if (view->fullscreen_output) {
+		view->fullscreen_output->fullscreen_view = NULL;
+	}
+
 	free(view);
 }
 
@@ -198,19 +279,14 @@ void view_setup(struct roots_view *view) {
 	}
 
 	view_center(view);
-	struct wlr_box before;
+	view_update_output(view, NULL);
-	view_get_box(view, &before);
-	view_update_output(view, &before);
 }
 
-struct roots_view *view_at(struct roots_desktop *desktop, double lx, double ly,
+static bool view_at(struct roots_view *view, double lx, double ly,
 		struct wlr_surface **surface, double *sx, double *sy) {
-	struct roots_view *view;
-	wl_list_for_each(view, &desktop->views, link) {
 	if (view->type == ROOTS_WL_SHELL_VIEW &&
-				view->wl_shell_surface->state ==
+			view->wl_shell_surface->state == WLR_WL_SHELL_SURFACE_STATE_POPUP) {
-				WLR_WL_SHELL_SURFACE_STATE_POPUP) {
+		return false;
-			continue;
 	}
 
 	double view_sx = lx - view->x;
@@ -244,7 +320,7 @@ struct roots_view *view_at(struct roots_desktop *desktop, double lx, double ly,
 			*sx = view_sx - popup_sx;
 			*sy = view_sy - popup_sy;
 			*surface = popup->surface;
-				return view;
+			return true;
 		}
 	}
 
@@ -258,7 +334,7 @@ struct roots_view *view_at(struct roots_desktop *desktop, double lx, double ly,
 			*sx = view_sx - popup_sx;
 			*sy = view_sy - popup_sy;
 			*surface = popup->surface;
-				return view;
+			return true;
 		}
 	}
 
@@ -270,16 +346,40 @@ struct roots_view *view_at(struct roots_desktop *desktop, double lx, double ly,
 		*sx = view_sx - sub_x;
 		*sy = view_sy - sub_y;
 		*surface = subsurface->surface;
-			return view;
+		return true;
 	}
 
 	if (wlr_box_contains_point(&box, view_sx, view_sy) &&
-				pixman_region32_contains_point(
+			pixman_region32_contains_point(&view->wlr_surface->current->input,
-					&view->wlr_surface->current->input,
 				view_sx, view_sy, NULL)) {
 		*sx = view_sx;
 		*sy = view_sy;
 		*surface = view->wlr_surface;
+		return true;
+	}
+
+	return false;
+}
+
+struct roots_view *desktop_view_at(struct roots_desktop *desktop, double lx,
+		double ly, struct wlr_surface **surface, double *sx, double *sy) {
+	struct wlr_output *wlr_output =
+		wlr_output_layout_output_at(desktop->layout, lx, ly);
+	if (wlr_output != NULL) {
+		struct roots_output *output =
+			desktop_output_from_wlr_output(desktop, wlr_output);
+		if (output != NULL && output->fullscreen_view != NULL) {
+			if (view_at(output->fullscreen_view, lx, ly, surface, sx, sy)) {
+				return output->fullscreen_view;
+			} else {
+				return NULL;
+			}
+		}
+	}
+
+	struct roots_view *view;
+	wl_list_for_each(view, &desktop->views, link) {
+		if (view_at(view, lx, ly, surface, sx, sy)) {
 			return view;
 		}
 	}
@@ -367,7 +467,7 @@ struct roots_desktop *desktop_create(struct roots_server *server,
 		wlr_server_decoration_manager_create(server->wl_display);
 	wlr_server_decoration_manager_set_default_mode(
 		desktop->server_decoration_manager,
-		ORG_KDE_KWIN_SERVER_DECORATION_MANAGER_MODE_CLIENT);
+		WLR_SERVER_DECORATION_MANAGER_MODE_CLIENT);
 
 	return desktop;
 }
@@ -375,3 +475,14 @@ struct roots_desktop *desktop_create(struct roots_server *server,
 void desktop_destroy(struct roots_desktop *desktop) {
 	// TODO
 }
+
+struct roots_output *desktop_output_from_wlr_output(
+		struct roots_desktop *desktop, struct wlr_output *output) {
+	struct roots_output *roots_output;
+	wl_list_for_each(roots_output, &desktop->outputs, link) {
+		if (roots_output->wlr_output == output) {
+			return roots_output;
+		}
+	}
+	return NULL;
+}

rootston/keyboard.c

@@ -95,6 +95,12 @@ static void keyboard_binding_execute(struct roots_keyboard *keyboard,
 		if (focus != NULL) {
 			view_close(focus);
 		}
+	} else if (strcmp(command, "fullscreen") == 0) {
+		struct roots_view *focus = roots_seat_get_focus(seat);
+		if (focus != NULL) {
+			bool is_fullscreen = focus->fullscreen_output != NULL;
+			view_set_fullscreen(focus, !is_fullscreen, NULL);
+		}
 	} else if (strcmp(command, "next_window") == 0) {
 		roots_seat_cycle_focus(seat);
 	} else if (strncmp(exec_prefix, command, strlen(exec_prefix)) == 0) {
@@ -106,6 +112,11 @@ static void keyboard_binding_execute(struct roots_keyboard *keyboard,
 		} else if (pid == 0) {
 			execl("/bin/sh", "/bin/sh", "-c", shell_cmd, (void *)NULL);
 		}
+	} else if (strcmp(command, "maximize") == 0) {
+		struct roots_view *focus = roots_seat_get_focus(seat);
+		if (focus != NULL) {
+			view_maximize(focus, !focus->maximized);
+		}
 	} else {
 		wlr_log(L_ERROR, "unknown binding command: %s", command);
 	}

rootston/meson.build

@@ -8,7 +8,6 @@ sources = [
 	'main.c',
 	'output.c',
 	'seat.c',
-	'xcursor.c',
 	'xdg_shell_v6.c',
 	'wl_shell.c',
 ]

rootston/output.c

@@ -2,6 +2,7 @@
 #include <time.h>
 #include <stdlib.h>
 #include <stdbool.h>
+#include <GLES2/gl2.h>
 #include <wlr/types/wlr_output_layout.h>
 #include <wlr/types/wlr_compositor.h>
 #include <wlr/types/wlr_wl_shell.h>
@@ -13,10 +14,6 @@
 #include "rootston/desktop.h"
 #include "rootston/config.h"
 
-static inline int64_t timespec_to_msec(const struct timespec *a) {
-	return (int64_t)a->tv_sec * 1000 + a->tv_nsec / 1000000;
-}
-
 /**
  * Rotate a child's position relative to a parent. The parent size is (pw, ph),
  * the child position is (*sx, *sy) and its size is (sw, sh).
@@ -75,12 +72,7 @@ static void render_surface(struct wlr_surface *surface,
 			wlr_render_with_matrix(desktop->server->renderer, surface->texture,
 				&matrix);
 
-			struct wlr_frame_callback *cb, *cnext;
+			wlr_surface_send_frame_done(surface, when);
-			wl_list_for_each_safe(cb, cnext,
-					&surface->current->frame_callback_list, link) {
-				wl_callback_send_done(cb->resource, timespec_to_msec(when));
-				wl_resource_destroy(cb->resource);
-			}
 		}
 
 		struct wlr_subsurface *subsurface;
@@ -174,6 +166,22 @@ static void render_view(struct roots_view *view, struct roots_desktop *desktop,
 	}
 }
 
+static bool has_standalone_surface(struct roots_view *view) {
+	if (!wl_list_empty(&view->wlr_surface->subsurface_list)) {
+		return false;
+	}
+
+	switch (view->type) {
+	case ROOTS_XDG_SHELL_V6_VIEW:
+		return wl_list_empty(&view->xdg_surface_v6->popups);
+	case ROOTS_WL_SHELL_VIEW:
+		return wl_list_empty(&view->wl_shell_surface->popups);
+	case ROOTS_XWAYLAND_VIEW:
+		return true;
+	}
+	return true;
+}
+
 static void output_frame_notify(struct wl_listener *listener, void *data) {
 	struct wlr_output *wlr_output = data;
 	struct roots_output *output = wl_container_of(listener, output, frame);
@@ -186,6 +194,37 @@ static void output_frame_notify(struct wl_listener *listener, void *data) {
 	wlr_output_make_current(wlr_output);
 	wlr_renderer_begin(server->renderer, wlr_output);
 
+	if (output->fullscreen_view != NULL) {
+		// Make sure the view is centered on screen
+		const struct wlr_box *output_box =
+			wlr_output_layout_get_box(desktop->layout, wlr_output);
+		struct wlr_box view_box;
+		view_get_box(output->fullscreen_view, &view_box);
+		double view_x = (double)(output_box->width - view_box.width) / 2 +
+			output_box->x;
+		double view_y = (double)(output_box->height - view_box.height) / 2 +
+			output_box->y;
+		view_move(output->fullscreen_view, view_x, view_y);
+
+		if (has_standalone_surface(output->fullscreen_view)) {
+			wlr_output_set_fullscreen_surface(wlr_output,
+				output->fullscreen_view->wlr_surface);
+		} else {
+			wlr_output_set_fullscreen_surface(wlr_output, NULL);
+
+			glClearColor(0, 0, 0, 0);
+			glClear(GL_COLOR_BUFFER_BIT);
+
+			render_view(output->fullscreen_view, desktop, wlr_output, &now);
+		}
+		wlr_renderer_end(server->renderer);
+		wlr_output_swap_buffers(wlr_output);
+		output->last_frame = desktop->last_frame = now;
+		return;
+	} else {
+		wlr_output_set_fullscreen_surface(wlr_output, NULL);
+	}
+
 	struct roots_view *view;
 	wl_list_for_each_reverse(view, &desktop->views, link) {
 		render_view(view, desktop, wlr_output, &now);
@@ -252,7 +291,7 @@ void output_add_notify(struct wl_listener *listener, void *data) {
 	struct roots_config *config = desktop->config;
 
 	wlr_log(L_DEBUG, "Output '%s' added", wlr_output->name);
-	wlr_log(L_DEBUG, "%s %s %s %"PRId32"mm x %"PRId32"mm", wlr_output->make,
+	wlr_log(L_DEBUG, "'%s %s %s' %"PRId32"mm x %"PRId32"mm", wlr_output->make,
 		wlr_output->model, wlr_output->serial, wlr_output->phys_width,
 		wlr_output->phys_height);
 	if (wl_list_length(&wlr_output->modes) > 0) {
@@ -275,10 +314,10 @@ void output_add_notify(struct wl_listener *listener, void *data) {
 		if (output_config->mode.width) {
 			set_mode(wlr_output, output_config);
 		}
-		wlr_output->scale = output_config->scale;
+		wlr_output_set_scale(wlr_output, output_config->scale);
 		wlr_output_transform(wlr_output, output_config->transform);
-		wlr_output_layout_add(desktop->layout,
+		wlr_output_layout_add(desktop->layout, wlr_output, output_config->x,
-				wlr_output, output_config->x, output_config->y);
+			output_config->y);
 	} else {
 		wlr_output_layout_add_auto(desktop->layout, wlr_output);
 	}

rootston/rootston.ini.example

@@ -44,4 +44,5 @@ meta-key = Logo
 [bindings]
 Logo+Shift+e = exit
 Logo+q = close
+Logo+m = maximize
 Alt+Tab = next_window

rootston/seat.c

@@ -661,8 +661,9 @@ void roots_seat_begin_resize(struct roots_seat *seat, struct roots_view *view,
 	view_maximize(view, false);
 	wlr_seat_pointer_clear_focus(seat->seat);
 
+	const char *resize_name = wlr_xcursor_get_resize_name(edges);
 	wlr_xcursor_manager_set_cursor_image(seat->cursor->xcursor_manager,
-		roots_xcursor_get_resize_name(edges), seat->cursor->cursor);
+		resize_name, seat->cursor->cursor);
 }
 
 void roots_seat_begin_rotate(struct roots_seat *seat, struct roots_view *view) {

rootston/wl_shell.c

@@ -50,15 +50,24 @@ static void handle_request_resize(struct wl_listener *listener, void *data) {
 	roots_seat_begin_resize(seat, view, e->edges);
 }
 
-static void handle_request_set_maximized(struct wl_listener *listener,
+static void handle_request_maximize(struct wl_listener *listener,
 		void *data) {
 	struct roots_wl_shell_surface *roots_surface =
-		wl_container_of(listener, roots_surface, request_set_maximized);
+		wl_container_of(listener, roots_surface, request_maximize);
 	struct roots_view *view = roots_surface->view;
-	//struct wlr_wl_shell_surface_set_maximized_event *e = data;
+	//struct wlr_wl_shell_surface_maximize_event *e = data;
 	view_maximize(view, true);
 }
 
+static void handle_request_fullscreen(struct wl_listener *listener,
+		void *data) {
+	struct roots_wl_shell_surface *roots_surface =
+		wl_container_of(listener, roots_surface, request_fullscreen);
+	struct roots_view *view = roots_surface->view;
+	struct wlr_wl_shell_surface_set_fullscreen_event *e = data;
+	view_set_fullscreen(view, true, e->output);
+}
+
 static void handle_set_state(struct wl_listener *listener, void *data) {
 	struct roots_wl_shell_surface *roots_surface =
 		wl_container_of(listener, roots_surface, set_state);
@@ -68,10 +77,31 @@ static void handle_set_state(struct wl_listener *listener, void *data) {
 			surface->state != WLR_WL_SHELL_SURFACE_STATE_MAXIMIZED) {
 		view_maximize(view, false);
 	}
+	if (view->fullscreen_output != NULL &&
+			surface->state != WLR_WL_SHELL_SURFACE_STATE_FULLSCREEN) {
+		view_set_fullscreen(view, false, NULL);
+	}
 }
 
 static void handle_surface_commit(struct wl_listener *listener, void *data) {
-	// TODO do we need to do anything here?
+	struct roots_wl_shell_surface *roots_surface =
+		wl_container_of(listener, roots_surface, surface_commit);
+	struct roots_view *view = roots_surface->view;
+	struct wlr_surface *wlr_surface = view->wlr_surface;
+
+	int width = wlr_surface->current->width;
+	int height = wlr_surface->current->height;
+
+	if (view->pending_move_resize.update_x) {
+		view->x = view->pending_move_resize.x +
+			view->pending_move_resize.width - width;
+		view->pending_move_resize.update_x = false;
+	}
+	if (view->pending_move_resize.update_y) {
+		view->y = view->pending_move_resize.y +
+			view->pending_move_resize.height - height;
+		view->pending_move_resize.update_y = false;
+	}
 }
 
 static void handle_destroy(struct wl_listener *listener, void *data) {
@@ -80,7 +110,8 @@ static void handle_destroy(struct wl_listener *listener, void *data) {
 	wl_list_remove(&roots_surface->destroy.link);
 	wl_list_remove(&roots_surface->request_move.link);
 	wl_list_remove(&roots_surface->request_resize.link);
-	wl_list_remove(&roots_surface->request_set_maximized.link);
+	wl_list_remove(&roots_surface->request_maximize.link);
+	wl_list_remove(&roots_surface->request_fullscreen.link);
 	wl_list_remove(&roots_surface->set_state.link);
 	wl_list_remove(&roots_surface->surface_commit.link);
 	wl_list_remove(&roots_surface->view->link);
@@ -109,14 +140,17 @@ void handle_wl_shell_surface(struct wl_listener *listener, void *data) {
 	roots_surface->request_resize.notify = handle_request_resize;
 	wl_signal_add(&surface->events.request_resize,
 		&roots_surface->request_resize);
-	roots_surface->request_set_maximized.notify = handle_request_set_maximized;
+	roots_surface->request_maximize.notify = handle_request_maximize;
-	wl_signal_add(&surface->events.request_set_maximized,
+	wl_signal_add(&surface->events.request_maximize,
-		&roots_surface->request_set_maximized);
+		&roots_surface->request_maximize);
+	roots_surface->request_fullscreen.notify =
+		handle_request_fullscreen;
+	wl_signal_add(&surface->events.request_fullscreen,
+		&roots_surface->request_fullscreen);
 	roots_surface->set_state.notify = handle_set_state;
 	wl_signal_add(&surface->events.set_state, &roots_surface->set_state);
 	roots_surface->surface_commit.notify = handle_surface_commit;
-	wl_signal_add(&surface->surface->events.commit,
+	wl_signal_add(&surface->events.commit, &roots_surface->surface_commit);
-		&roots_surface->surface_commit);
 
 	struct roots_view *view = calloc(1, sizeof(struct roots_view));
 	if (!view) {

rootston/xcursor.c

@@ -1,28 +0,0 @@
-#define _POSIX_C_SOURCE 200809L
-#include <stdlib.h>
-#include <string.h>
-#include "rootston/xcursor.h"
-#include "rootston/input.h"
-
-const char *roots_xcursor_get_resize_name(uint32_t edges) {
-	if (edges & ROOTS_CURSOR_RESIZE_EDGE_TOP) {
-		if (edges & ROOTS_CURSOR_RESIZE_EDGE_RIGHT) {
-			return "ne-resize";
-		} else if (edges & ROOTS_CURSOR_RESIZE_EDGE_LEFT) {
-			return "nw-resize";
-		}
-		return "n-resize";
-	} else if (edges & ROOTS_CURSOR_RESIZE_EDGE_BOTTOM) {
-		if (edges & ROOTS_CURSOR_RESIZE_EDGE_RIGHT) {
-			return "se-resize";
-		} else if (edges & ROOTS_CURSOR_RESIZE_EDGE_LEFT) {
-			return "sw-resize";
-		}
-		return "s-resize";
-	} else if (edges & ROOTS_CURSOR_RESIZE_EDGE_RIGHT) {
-		return "e-resize";
-	} else if (edges & ROOTS_CURSOR_RESIZE_EDGE_LEFT) {
-		return "w-resize";
-	}
-	return "se-resize"; // fallback
-}

rootston/xdg_shell_v6.c

@@ -12,11 +12,11 @@
 
 static void get_size(const struct roots_view *view, struct wlr_box *box) {
 	assert(view->type == ROOTS_XDG_SHELL_V6_VIEW);
-	struct wlr_xdg_surface_v6 *surf = view->xdg_surface_v6;
+	struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
 
-	if (surf->geometry->width > 0 && surf->geometry->height > 0) {
+	if (surface->geometry->width > 0 && surface->geometry->height > 0) {
-		box->width = surf->geometry->width;
+		box->width = surface->geometry->width;
-		box->height = surf->geometry->height;
+		box->height = surface->geometry->height;
 	} else {
 		box->width = view->wlr_surface->current->width;
 		box->height = view->wlr_surface->current->height;
@@ -25,20 +25,19 @@ static void get_size(const struct roots_view *view, struct wlr_box *box) {
 
 static void activate(struct roots_view *view, bool active) {
 	assert(view->type == ROOTS_XDG_SHELL_V6_VIEW);
-	struct wlr_xdg_surface_v6 *surf = view->xdg_surface_v6;
+	struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
-	if (surf->role == WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
+	if (surface->role == WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
-		wlr_xdg_toplevel_v6_set_activated(surf, active);
+		wlr_xdg_toplevel_v6_set_activated(surface, active);
 	}
 }
 
-static void apply_size_constraints(struct wlr_xdg_surface_v6 *surf,
+static void apply_size_constraints(struct wlr_xdg_surface_v6 *surface,
 		uint32_t width, uint32_t height, uint32_t *dest_width,
 		uint32_t *dest_height) {
 	*dest_width = width;
 	*dest_height = height;
 
-	struct wlr_xdg_toplevel_v6_state *state =
+	struct wlr_xdg_toplevel_v6_state *state = &surface->toplevel_state->current;
-		&surf->toplevel_state->current;
 	if (width < state->min_width) {
 		*dest_width = state->min_width;
 	} else if (state->max_width > 0 &&
@@ -55,39 +54,57 @@ static void apply_size_constraints(struct wlr_xdg_surface_v6 *surf,
 
 static void resize(struct roots_view *view, uint32_t width, uint32_t height) {
 	assert(view->type == ROOTS_XDG_SHELL_V6_VIEW);
-	struct wlr_xdg_surface_v6 *surf = view->xdg_surface_v6;
+	struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
-	if (surf->role != WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
+	if (surface->role != WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
 		return;
 	}
 
-	uint32_t contrained_width, contrained_height;
+	uint32_t constrained_width, constrained_height;
-	apply_size_constraints(surf, width, height, &contrained_width,
+	apply_size_constraints(surface, width, height, &constrained_width,
-		&contrained_height);
+		&constrained_height);
 
-	wlr_xdg_toplevel_v6_set_size(surf, contrained_width, contrained_height);
+	wlr_xdg_toplevel_v6_set_size(surface, constrained_width,
+		constrained_height);
 }
 
 static void move_resize(struct roots_view *view, double x, double y,
 		uint32_t width, uint32_t height) {
 	assert(view->type == ROOTS_XDG_SHELL_V6_VIEW);
-	struct wlr_xdg_surface_v6 *surf = view->xdg_surface_v6;
+	struct roots_xdg_surface_v6 *roots_surface = view->roots_xdg_surface_v6;
-	if (surf->role != WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
+	struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
+	if (surface->role != WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
 		return;
 	}
 
-	uint32_t contrained_width, contrained_height;
+	bool update_x = x != view->x;
-	apply_size_constraints(surf, width, height, &contrained_width,
+	bool update_y = y != view->y;
-		&contrained_height);
 
-	x = x + width - contrained_width;
+	uint32_t constrained_width, constrained_height;
-	y = y + height - contrained_height;
+	apply_size_constraints(surface, width, height, &constrained_width,
+		&constrained_height);
 
-	// TODO: we should wait for an ack_configure event before updating the
+	if (update_x) {
-	// position
+		x = x + width - constrained_width;
+	}
+	if (update_y) {
+		y = y + height - constrained_height;
+	}
+
+	view->pending_move_resize.update_x = update_x;
+	view->pending_move_resize.update_y = update_y;
+	view->pending_move_resize.x = x;
+	view->pending_move_resize.y = y;
+	view->pending_move_resize.width = constrained_width;
+	view->pending_move_resize.height = constrained_height;
+
+	uint32_t serial = wlr_xdg_toplevel_v6_set_size(surface, constrained_width,
+		constrained_height);
+	if (serial > 0) {
+		roots_surface->pending_move_resize_configure_serial = serial;
+	} else {
 		view->x = x;
 		view->y = y;
-
+	}
-	wlr_xdg_toplevel_v6_set_size(surf, contrained_width, contrained_height);
 }
 
 static void maximize(struct roots_view *view, bool maximized) {
@@ -100,11 +117,21 @@ static void maximize(struct roots_view *view, bool maximized) {
 	wlr_xdg_toplevel_v6_set_maximized(surface, maximized);
 }
 
+static void set_fullscreen(struct roots_view *view, bool fullscreen) {
+	assert(view->type == ROOTS_XDG_SHELL_V6_VIEW);
+	struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
+	if (surface->role != WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
+		return;
+	}
+
+	wlr_xdg_toplevel_v6_set_fullscreen(surface, fullscreen);
+}
+
 static void close(struct roots_view *view) {
 	assert(view->type == ROOTS_XDG_SHELL_V6_VIEW);
-	struct wlr_xdg_surface_v6 *surf = view->xdg_surface_v6;
+	struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
-	if (surf->role == WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
+	if (surface->role == WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
-		wlr_xdg_toplevel_v6_send_close(surf);
+		wlr_xdg_toplevel_v6_send_close(surface);
 	}
 }
 
@@ -150,12 +177,46 @@ static void handle_request_maximize(struct wl_listener *listener, void *data) {
 	view_maximize(view, surface->toplevel_state->next.maximized);
 }
 
+static void handle_request_fullscreen(struct wl_listener *listener,
+		void *data) {
+	struct roots_xdg_surface_v6 *roots_xdg_surface =
+		wl_container_of(listener, roots_xdg_surface, request_fullscreen);
+	struct roots_view *view = roots_xdg_surface->view;
+	struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
+	struct wlr_xdg_toplevel_v6_set_fullscreen_event *e = data;
+
+	if (surface->role != WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
+		return;
+	}
+
+	view_set_fullscreen(view, e->fullscreen, e->output);
+}
+
 static void handle_commit(struct wl_listener *listener, void *data) {
-	//struct roots_xdg_surface_v6 *roots_xdg_surface =
+	struct roots_xdg_surface_v6 *roots_surface =
-	//	wl_container_of(listener, roots_xdg_surface, commit);
+		wl_container_of(listener, roots_surface, commit);
-	//struct roots_view *view = roots_xdg_surface->view;
+	struct roots_view *view = roots_surface->view;
-	//struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
+	struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
-	// TODO
+
+	uint32_t pending_serial =
+		roots_surface->pending_move_resize_configure_serial;
+	if (pending_serial > 0 && pending_serial >= surface->configure_serial) {
+		struct wlr_box size;
+		get_size(view, &size);
+
+		if (view->pending_move_resize.update_x) {
+			view->x = view->pending_move_resize.x +
+				view->pending_move_resize.width - size.width;
+		}
+		if (view->pending_move_resize.update_y) {
+			view->y = view->pending_move_resize.y +
+				view->pending_move_resize.height - size.height;
+		}
+
+		if (pending_serial == surface->configure_serial) {
+			roots_surface->pending_move_resize_configure_serial = 0;
+		}
+	}
 }
 
 static void handle_destroy(struct wl_listener *listener, void *data) {
@@ -203,6 +264,9 @@ void handle_xdg_shell_v6_surface(struct wl_listener *listener, void *data) {
 	roots_surface->request_maximize.notify = handle_request_maximize;
 	wl_signal_add(&surface->events.request_maximize,
 		&roots_surface->request_maximize);
+	roots_surface->request_fullscreen.notify = handle_request_fullscreen;
+	wl_signal_add(&surface->events.request_fullscreen,
+		&roots_surface->request_fullscreen);
 
 	struct roots_view *view = calloc(1, sizeof(struct roots_view));
 	if (!view) {
@@ -218,6 +282,7 @@ void handle_xdg_shell_v6_surface(struct wl_listener *listener, void *data) {
 	view->resize = resize;
 	view->move_resize = move_resize;
 	view->maximize = maximize;
+	view->set_fullscreen = set_fullscreen;
 	view->close = close;
 	roots_surface->view = view;
 	view_init(view, desktop);

rootston/xwayland.c

@@ -11,8 +11,7 @@
 
 static void activate(struct roots_view *view, bool active) {
 	assert(view->type == ROOTS_XWAYLAND_VIEW);
-	struct wlr_xwayland *xwayland = view->desktop->xwayland;
+	wlr_xwayland_surface_activate(view->xwayland_surface, active);
-	wlr_xwayland_surface_activate(xwayland, view->xwayland_surface, active);
 }
 
 static void move(struct roots_view *view, double x, double y) {
@@ -20,8 +19,8 @@ static void move(struct roots_view *view, double x, double y) {
 	struct wlr_xwayland_surface *xwayland_surface = view->xwayland_surface;
 	view->x = x;
 	view->y = y;
-	wlr_xwayland_surface_configure(view->desktop->xwayland, xwayland_surface,
+	wlr_xwayland_surface_configure(xwayland_surface, x, y,
-		x, y, xwayland_surface->width, xwayland_surface->height);
+		xwayland_surface->width, xwayland_surface->height);
 }
 
 static void apply_size_constraints(
@@ -52,13 +51,12 @@ static void resize(struct roots_view *view, uint32_t width, uint32_t height) {
 	assert(view->type == ROOTS_XWAYLAND_VIEW);
 	struct wlr_xwayland_surface *xwayland_surface = view->xwayland_surface;
 
-	uint32_t contrained_width, contrained_height;
+	uint32_t constrained_width, constrained_height;
-	apply_size_constraints(xwayland_surface, width, height, &contrained_width,
+	apply_size_constraints(xwayland_surface, width, height, &constrained_width,
-		&contrained_height);
+		&constrained_height);
 
-	wlr_xwayland_surface_configure(view->desktop->xwayland, xwayland_surface,
+	wlr_xwayland_surface_configure(xwayland_surface, xwayland_surface->x,
-		xwayland_surface->x, xwayland_surface->y, contrained_width,
+			xwayland_surface->y, constrained_width, constrained_height);
-		contrained_height);
 }
 
 static void move_resize(struct roots_view *view, double x, double y,
@@ -66,30 +64,46 @@ static void move_resize(struct roots_view *view, double x, double y,
 	assert(view->type == ROOTS_XWAYLAND_VIEW);
 	struct wlr_xwayland_surface *xwayland_surface = view->xwayland_surface;
 
-	uint32_t contrained_width, contrained_height;
+	bool update_x = x != view->x;
-	apply_size_constraints(xwayland_surface, width, height, &contrained_width,
+	bool update_y = y != view->y;
-		&contrained_height);
 
-	x = x + width - contrained_width;
+	uint32_t constrained_width, constrained_height;
-	y = y + height - contrained_height;
+	apply_size_constraints(xwayland_surface, width, height, &constrained_width,
+		&constrained_height);
 
-	view->x = x;
+	if (update_x) {
-	view->y = y;
+		x = x + width - constrained_width;
+	}
+	if (update_y) {
+		y = y + height - constrained_height;
+	}
 
-	wlr_xwayland_surface_configure(view->desktop->xwayland, xwayland_surface,
+	view->pending_move_resize.update_x = update_x;
-		x, y, contrained_width, contrained_height);
+	view->pending_move_resize.update_y = update_y;
+	view->pending_move_resize.x = x;
+	view->pending_move_resize.y = y;
+	view->pending_move_resize.width = constrained_width;
+	view->pending_move_resize.height = constrained_height;
+
+	wlr_xwayland_surface_configure(xwayland_surface, x, y, constrained_width,
+		constrained_height);
 }
 
 static void close(struct roots_view *view) {
 	assert(view->type == ROOTS_XWAYLAND_VIEW);
-	wlr_xwayland_surface_close(view->desktop->xwayland, view->xwayland_surface);
+	wlr_xwayland_surface_close(view->xwayland_surface);
 }
 
 static void maximize(struct roots_view *view, bool maximized) {
 	assert(view->type == ROOTS_XWAYLAND_VIEW);
 
-	wlr_xwayland_surface_set_maximized(view->desktop->xwayland,
+	wlr_xwayland_surface_set_maximized(view->xwayland_surface, maximized);
-		view->xwayland_surface, maximized);
+}
+
+static void set_fullscreen(struct roots_view *view, bool fullscreen) {
+	assert(view->type == ROOTS_XWAYLAND_VIEW);
+
+	wlr_xwayland_surface_set_fullscreen(view->xwayland_surface, fullscreen);
 }
 
 static void handle_destroy(struct wl_listener *listener, void *data) {
@@ -121,8 +135,8 @@ static void handle_request_configure(struct wl_listener *listener, void *data) {
 	roots_surface->view->x = (double)event->x;
 	roots_surface->view->y = (double)event->y;
 
-	wlr_xwayland_surface_configure(roots_surface->view->desktop->xwayland,
+	wlr_xwayland_surface_configure(xwayland_surface, event->x, event->y,
-		xwayland_surface, event->x, event->y, event->width, event->height);
+		event->width, event->height);
 }
 
 static struct roots_seat *guess_seat_for_view(struct roots_view *view) {
@@ -175,6 +189,37 @@ static void handle_request_maximize(struct wl_listener *listener, void *data) {
 	view_maximize(view, maximized);
 }
 
+static void handle_request_fullscreen(struct wl_listener *listener,
+		void *data) {
+	struct roots_xwayland_surface *roots_surface =
+		wl_container_of(listener, roots_surface, request_fullscreen);
+	struct roots_view *view = roots_surface->view;
+	struct wlr_xwayland_surface *xwayland_surface = view->xwayland_surface;
+
+	view_set_fullscreen(view, xwayland_surface->fullscreen, NULL);
+}
+
+static void handle_surface_commit(struct wl_listener *listener, void *data) {
+	struct roots_xwayland_surface *roots_surface =
+		wl_container_of(listener, roots_surface, surface_commit);
+	struct roots_view *view = roots_surface->view;
+	struct wlr_surface *wlr_surface = view->wlr_surface;
+
+	int width = wlr_surface->current->width;
+	int height = wlr_surface->current->height;
+
+	if (view->pending_move_resize.update_x) {
+		view->x = view->pending_move_resize.x +
+			view->pending_move_resize.width - width;
+		view->pending_move_resize.update_x = false;
+	}
+	if (view->pending_move_resize.update_y) {
+		view->y = view->pending_move_resize.y +
+			view->pending_move_resize.height - height;
+		view->pending_move_resize.update_y = false;
+	}
+}
+
 static void handle_map_notify(struct wl_listener *listener, void *data) {
 	struct roots_xwayland_surface *roots_surface =
 		wl_container_of(listener, roots_surface, map_notify);
@@ -186,6 +231,10 @@ static void handle_map_notify(struct wl_listener *listener, void *data) {
 	view->x = (double)xsurface->x;
 	view->y = (double)xsurface->y;
 
+	roots_surface->surface_commit.notify = handle_surface_commit;
+	wl_signal_add(&xsurface->surface->events.commit,
+		&roots_surface->surface_commit);
+
 	wl_list_insert(&desktop->views, &view->link);
 }
 
@@ -194,6 +243,8 @@ static void handle_unmap_notify(struct wl_listener *listener, void *data) {
 		wl_container_of(listener, roots_surface, unmap_notify);
 	roots_surface->view->wlr_surface = NULL;
 
+	wl_list_remove(&roots_surface->surface_commit.link);
+
 	wl_list_remove(&roots_surface->view->link);
 }
 
@@ -228,6 +279,13 @@ void handle_xwayland_surface(struct wl_listener *listener, void *data) {
 	roots_surface->request_maximize.notify = handle_request_maximize;
 	wl_signal_add(&surface->events.request_maximize,
 		&roots_surface->request_maximize);
+	roots_surface->request_fullscreen.notify = handle_request_fullscreen;
+	wl_signal_add(&surface->events.request_fullscreen,
+		&roots_surface->request_fullscreen);
+
+	roots_surface->surface_commit.notify = handle_surface_commit;
+	wl_signal_add(&surface->surface->events.commit,
+		&roots_surface->surface_commit);
 
 	struct roots_view *view = calloc(1, sizeof(struct roots_view));
 	if (view == NULL) {
@@ -245,6 +303,7 @@ void handle_xwayland_surface(struct wl_listener *listener, void *data) {
 	view->move = move;
 	view->move_resize = move_resize;
 	view->maximize = maximize;
+	view->set_fullscreen = set_fullscreen;
 	view->close = close;
 	roots_surface->view = view;
 	view_init(view, desktop);

types/wlr_output.c

@@ -52,6 +52,7 @@ static void wl_output_send_to_resource(struct wl_resource *resource) {
 
 static void wlr_output_send_current_mode_to_resource(
 		struct wl_resource *resource) {
+	assert(resource);
 	struct wlr_output *output = wl_resource_get_user_data(resource);
 	assert(output);
 	const uint32_t version = wl_resource_get_version(resource);
@@ -119,7 +120,6 @@ struct wl_global *wlr_output_create_global(struct wlr_output *wlr_output,
 	struct wl_global *wl_global = wl_global_create(display,
 		&wl_output_interface, 3, wlr_output, wl_output_bind);
 	wlr_output->wl_global = wl_global;
-	wl_list_init(&wlr_output->wl_resources);
 	return wl_global;
 }
 
@@ -155,6 +155,7 @@ bool wlr_output_set_mode(struct wlr_output *output,
 	bool result = output->impl->set_mode(output, mode);
 	if (result) {
 		wlr_output_update_matrix(output);
+
 		struct wl_resource *resource;
 		wl_resource_for_each(resource, &output->wl_resources) {
 			wlr_output_send_current_mode_to_resource(resource);
@@ -168,21 +169,27 @@ void wlr_output_update_size(struct wlr_output *output, int32_t width,
 	if (output->width == width && output->height == height) {
 		return;
 	}
+
 	output->width = width;
 	output->height = height;
 	wlr_output_update_matrix(output);
-	if (output->wl_global != NULL) {
+
 	struct wl_resource *resource;
 	wl_resource_for_each(resource, &output->wl_resources) {
 		wlr_output_send_current_mode_to_resource(resource);
 	}
 }
-}
 
 void wlr_output_transform(struct wlr_output *output,
 		enum wl_output_transform transform) {
 	output->impl->transform(output, transform);
 	wlr_output_update_matrix(output);
+
+	// TODO: only send geometry and done
+	struct wl_resource *resource;
+	wl_resource_for_each(resource, &output->wl_resources) {
+		wl_output_send_to_resource(resource);
+	}
 }
 
 void wlr_output_set_position(struct wlr_output *output, int32_t lx,
@@ -194,6 +201,21 @@ void wlr_output_set_position(struct wlr_output *output, int32_t lx,
 	output->lx = lx;
 	output->ly = ly;
 
+	// TODO: only send geometry and done
+	struct wl_resource *resource;
+	wl_resource_for_each(resource, &output->wl_resources) {
+		wl_output_send_to_resource(resource);
+	}
+}
+
+void wlr_output_set_scale(struct wlr_output *output, uint32_t scale) {
+	if (output->scale == scale) {
+		return;
+	}
+
+	output->scale = scale;
+
+	// TODO: only send mode and done
 	struct wl_resource *resource;
 	wl_resource_for_each(resource, &output->wl_resources) {
 		wl_output_send_to_resource(resource);
@@ -209,6 +231,7 @@ void wlr_output_init(struct wlr_output *output, struct wlr_backend *backend,
 	output->transform = WL_OUTPUT_TRANSFORM_NORMAL;
 	output->scale = 1;
 	wl_list_init(&output->cursors);
+	wl_list_init(&output->wl_resources);
 	wl_signal_init(&output->events.frame);
 	wl_signal_init(&output->events.swap_buffers);
 	wl_signal_init(&output->events.resolution);
@@ -251,15 +274,60 @@ void wlr_output_make_current(struct wlr_output *output) {
 	output->impl->make_current(output);
 }
 
+static void output_fullscreen_surface_render(struct wlr_output *output,
+		struct wlr_surface *surface, const struct timespec *when) {
+	int width, height;
+	wlr_output_effective_resolution(output, &width, &height);
+
+	int x = (width - surface->current->width) / 2;
+	int y = (height - surface->current->height) / 2;
+
+	int render_x = x * output->scale;
+	int render_y = y * output->scale;
+	int render_width = surface->current->width * output->scale;
+	int render_height = surface->current->height * output->scale;
+
+	glViewport(0, 0, output->width, output->height);
+	glClearColor(0, 0, 0, 0);
+	glClear(GL_COLOR_BUFFER_BIT);
+
+	if (!wlr_surface_has_buffer(surface)) {
+		return;
+	}
+
+	float translate[16];
+	wlr_matrix_translate(&translate, render_x, render_y, 0);
+
+	float scale[16];
+	wlr_matrix_scale(&scale, render_width, render_height, 1);
+
+	float matrix[16];
+	wlr_matrix_mul(&translate, &scale, &matrix);
+	wlr_matrix_mul(&output->transform_matrix, &matrix, &matrix);
+
+	wlr_render_with_matrix(surface->renderer, surface->texture, &matrix);
+
+	wlr_surface_send_frame_done(surface, when);
+}
+
+/**
+ * Returns the cursor box, scaled for its output.
+ */
 static void output_cursor_get_box(struct wlr_output_cursor *cursor,
 		struct wlr_box *box) {
 	box->x = cursor->x - cursor->hotspot_x;
 	box->y = cursor->y - cursor->hotspot_y;
 	box->width = cursor->width;
 	box->height = cursor->height;
+
+	if (cursor->surface != NULL) {
+		box->x += cursor->surface->current->sx * cursor->output->scale;
+		box->y += cursor->surface->current->sy * cursor->output->scale;
+	}
 }
 
-static void output_cursor_render(struct wlr_output_cursor *cursor) {
+static void output_cursor_render(struct wlr_output_cursor *cursor,
+		const struct timespec *when) {
 	struct wlr_texture *texture = cursor->texture;
 	struct wlr_renderer *renderer = cursor->renderer;
 	if (cursor->surface != NULL) {
@@ -271,48 +339,48 @@ static void output_cursor_render(struct wlr_output_cursor *cursor) {
 		return;
 	}
 
-	struct wlr_box output_box;
+	glViewport(0, 0, cursor->output->width, cursor->output->height);
-	output_box.x = output_box.y = 0;
+	glEnable(GL_BLEND);
-	wlr_output_effective_resolution(cursor->output, &output_box.width,
+	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-		&output_box.height);
-	output_box.width *= cursor->output->scale;
-	output_box.height *= cursor->output->scale;
 
 	struct wlr_box cursor_box;
 	output_cursor_get_box(cursor, &cursor_box);
 
-	struct wlr_box intersection;
+	float translate[16];
-	struct wlr_box *intersection_ptr = &intersection;
+	wlr_matrix_translate(&translate, cursor_box.x, cursor_box.y, 0);
-	if (!wlr_box_intersection(&output_box, &cursor_box, &intersection_ptr)) {
-		return;
-	}
 
-	glViewport(0, 0, cursor->output->width, cursor->output->height);
+	float scale[16];
-	glEnable(GL_BLEND);
+	wlr_matrix_scale(&scale, cursor_box.width, cursor_box.height, 1);
-	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-
-	int x = cursor->x - cursor->hotspot_x;
-	int y = cursor->y - cursor->hotspot_y;
-	if (cursor->surface != NULL) {
-		x += cursor->surface->current->sx;
-		y += cursor->surface->current->sy;
-	}
 
 	float matrix[16];
-	wlr_texture_get_matrix(texture, &matrix, &cursor->output->transform_matrix,
+	wlr_matrix_mul(&translate, &scale, &matrix);
-		x, y);
+	wlr_matrix_mul(&cursor->output->transform_matrix, &matrix, &matrix);
+
 	wlr_render_with_matrix(renderer, texture, &matrix);
+
+	if (cursor->surface != NULL) {
+		wlr_surface_send_frame_done(cursor->surface, when);
+	}
 }
 
 void wlr_output_swap_buffers(struct wlr_output *output) {
 	wl_signal_emit(&output->events.swap_buffers, &output);
 
+	struct timespec now;
+	clock_gettime(CLOCK_MONOTONIC, &now);
+
+	if (output->fullscreen_surface != NULL) {
+		output_fullscreen_surface_render(output, output->fullscreen_surface,
+			&now);
+	}
+
 	struct wlr_output_cursor *cursor;
 	wl_list_for_each(cursor, &output->cursors, link) {
-		if (!cursor->enabled || output->hardware_cursor == cursor) {
+		if (!cursor->enabled || !cursor->visible ||
+				output->hardware_cursor == cursor) {
 			continue;
 		}
-		output_cursor_render(cursor);
+		output_cursor_render(cursor, &now);
 	}
 
 	output->impl->swap_buffers(output);
@@ -333,6 +401,56 @@ uint32_t wlr_output_get_gamma_size(struct wlr_output *output) {
 	return output->impl->get_gamma_size(output);
 }
 
+static void output_fullscreen_surface_reset(struct wlr_output *output) {
+	if (output->fullscreen_surface != NULL) {
+		wl_list_remove(&output->fullscreen_surface_commit.link);
+		wl_list_remove(&output->fullscreen_surface_destroy.link);
+		output->fullscreen_surface = NULL;
+		output->needs_swap = true;
+	}
+}
+
+static void output_fullscreen_surface_handle_commit(
+		struct wl_listener *listener, void *data) {
+	struct wlr_output *output = wl_container_of(listener, output,
+		fullscreen_surface_commit);
+	output->needs_swap = true;
+}
+
+static void output_fullscreen_surface_handle_destroy(
+		struct wl_listener *listener, void *data) {
+	struct wlr_output *output = wl_container_of(listener, output,
+		fullscreen_surface_destroy);
+	output_fullscreen_surface_reset(output);
+}
+
+void wlr_output_set_fullscreen_surface(struct wlr_output *output,
+		struct wlr_surface *surface) {
+	// TODO: hardware fullscreen
+
+	if (output->fullscreen_surface == surface) {
+		return;
+	}
+
+	output_fullscreen_surface_reset(output);
+
+	output->fullscreen_surface = surface;
+	output->needs_swap = true;
+
+	if (surface == NULL) {
+		return;
+	}
+
+	output->fullscreen_surface_commit.notify =
+		output_fullscreen_surface_handle_commit;
+	wl_signal_add(&surface->events.commit, &output->fullscreen_surface_commit);
+	output->fullscreen_surface_destroy.notify =
+		output_fullscreen_surface_handle_destroy;
+	wl_signal_add(&surface->events.destroy,
+		&output->fullscreen_surface_destroy);
+}
+
+
 static void output_cursor_reset(struct wlr_output_cursor *cursor) {
 	if (cursor->output->hardware_cursor != cursor) {
 		cursor->output->needs_swap = true;
@@ -356,6 +474,10 @@ bool wlr_output_cursor_set_image(struct wlr_output_cursor *cursor,
 
 	if (cursor->output->hardware_cursor == NULL &&
 			cursor->output->impl->set_cursor) {
+		if (cursor->output->impl->move_cursor) {
+			cursor->output->impl->move_cursor(cursor->output,
+				(int)cursor->x, (int)cursor->y);
+		}
 		int ok = cursor->output->impl->set_cursor(cursor->output, pixels,
 			stride, width, height, hotspot_x, hotspot_y, true);
 		if (ok) {
@@ -390,40 +512,56 @@ bool wlr_output_cursor_set_image(struct wlr_output_cursor *cursor,
 		stride, width, height, pixels);
 }
 
+static void output_cursor_update_visible(struct wlr_output_cursor *cursor) {
+	struct wlr_box output_box;
+	output_box.x = output_box.y = 0;
+	wlr_output_effective_resolution(cursor->output, &output_box.width,
+		&output_box.height);
+	output_box.width *= cursor->output->scale;
+	output_box.height *= cursor->output->scale;
+
+	struct wlr_box cursor_box;
+	output_cursor_get_box(cursor, &cursor_box);
+
+	struct wlr_box intersection;
+	struct wlr_box *intersection_ptr = &intersection;
+	bool visible =
+		wlr_box_intersection(&output_box, &cursor_box, &intersection_ptr);
+
+	if (cursor->surface != NULL) {
+		if (cursor->visible && !visible) {
+			wlr_surface_send_leave(cursor->surface, cursor->output);
+		}
+		if (!cursor->visible && visible) {
+			wlr_surface_send_enter(cursor->surface, cursor->output);
+		}
+	}
+
+	cursor->visible = visible;
+}
+
 static void output_cursor_commit(struct wlr_output_cursor *cursor) {
 	// Some clients commit a cursor surface with a NULL buffer to hide it.
 	cursor->enabled = wlr_surface_has_buffer(cursor->surface);
-	cursor->width = cursor->surface->current->width;
+	cursor->width = cursor->surface->current->width * cursor->output->scale;
-	cursor->height = cursor->surface->current->height;
+	cursor->height = cursor->surface->current->height * cursor->output->scale;
 
 	if (cursor->output->hardware_cursor != cursor) {
 		cursor->output->needs_swap = true;
 	} else {
 		// TODO: upload pixels
-	}
-}
 
-static inline int64_t timespec_to_msec(const struct timespec *a) {
+		struct timespec now;
-	return (int64_t)a->tv_sec * 1000 + a->tv_nsec / 1000000;
+		clock_gettime(CLOCK_MONOTONIC, &now);
+		wlr_surface_send_frame_done(cursor->surface, &now);
+	}
 }
 
 static void output_cursor_handle_commit(struct wl_listener *listener,
 		void *data) {
 	struct wlr_output_cursor *cursor = wl_container_of(listener, cursor,
 		surface_commit);
-	struct wlr_surface *surface = data;
-
 	output_cursor_commit(cursor);
-
-	struct timespec now;
-	clock_gettime(CLOCK_MONOTONIC, &now);
-
-	struct wlr_frame_callback *cb, *cnext;
-	wl_list_for_each_safe(cb, cnext, &surface->current->frame_callback_list,
-			link) {
-		wl_callback_send_done(cb->resource, timespec_to_msec(&now));
-		wl_resource_destroy(cb->resource);
-	}
 }
 
 static void output_cursor_handle_destroy(struct wl_listener *listener,
@@ -439,8 +577,8 @@ void wlr_output_cursor_set_surface(struct wlr_output_cursor *cursor,
 		return;
 	}
 
-	cursor->hotspot_x = hotspot_x;
+	cursor->hotspot_x = hotspot_x * cursor->output->scale;
-	cursor->hotspot_y = hotspot_y;
+	cursor->hotspot_y = hotspot_y * cursor->output->scale;
 
 	if (surface && surface == cursor->surface) {
 		if (cursor->output->hardware_cursor == cursor &&
@@ -470,6 +608,9 @@ void wlr_output_cursor_set_surface(struct wlr_output_cursor *cursor,
 		wl_signal_add(&surface->events.commit, &cursor->surface_commit);
 		wl_signal_add(&surface->events.destroy, &cursor->surface_destroy);
 		output_cursor_commit(cursor);
+
+		cursor->visible = false;
+		output_cursor_update_visible(cursor);
 	} else {
 		cursor->enabled = false;
 		cursor->width = 0;
@@ -485,6 +626,7 @@ bool wlr_output_cursor_move(struct wlr_output_cursor *cursor,
 	y *= cursor->output->scale;
 	cursor->x = x;
 	cursor->y = y;
+	output_cursor_update_visible(cursor);
 
 	if (cursor->output->hardware_cursor != cursor) {
 		cursor->output->needs_swap = true;

types/wlr_surface.c

@@ -929,3 +929,17 @@ void wlr_surface_send_leave(struct wlr_surface *surface,
 		}
 	}
 }
+
+static inline int64_t timespec_to_msec(const struct timespec *a) {
+	return (int64_t)a->tv_sec * 1000 + a->tv_nsec / 1000000;
+}
+
+void wlr_surface_send_frame_done(struct wlr_surface *surface,
+		const struct timespec *when) {
+	struct wlr_frame_callback *cb, *cnext;
+	wl_list_for_each_safe(cb, cnext, &surface->current->frame_callback_list,
+			link) {
+		wl_callback_send_done(cb->resource, timespec_to_msec(when));
+		wl_resource_destroy(cb->resource);
+	}
+}

types/wlr_wl_shell.c

@@ -108,25 +108,17 @@ static void shell_surface_protocol_pong(struct wl_client *client,
 static void shell_surface_protocol_move(struct wl_client *client,
 		struct wl_resource *resource, struct wl_resource *seat_resource,
 		uint32_t serial) {
-	wlr_log(L_DEBUG, "got shell surface move");
 	struct wlr_wl_shell_surface *surface = wl_resource_get_user_data(resource);
 	struct wlr_seat_client *seat =
 		wl_resource_get_user_data(seat_resource);
 
-	struct wlr_wl_shell_surface_move_event *event =
+	struct wlr_wl_shell_surface_move_event event = {
-		calloc(1, sizeof(struct wlr_wl_shell_surface_move_event));
+		.surface = surface,
-	if (event == NULL) {
+		.seat = seat,
-		wl_client_post_no_memory(client);
+		.serial = serial,
-		return;
+	};
-	}
-	event->client = client;
-	event->surface = surface;
-	event->seat = seat;
-	event->serial = serial;
-
-	wl_signal_emit(&surface->events.request_move, event);
 
-	free(event);
+	wl_signal_emit(&surface->events.request_move, &event);
 }
 
 static struct wlr_wl_shell_popup_grab *shell_popup_grab_from_seat(
@@ -174,26 +166,18 @@ static void shell_surface_destroy_popup_state(
 static void shell_surface_protocol_resize(struct wl_client *client,
 		struct wl_resource *resource, struct wl_resource *seat_resource,
 		uint32_t serial, enum wl_shell_surface_resize edges) {
-	wlr_log(L_DEBUG, "got shell surface resize");
 	struct wlr_wl_shell_surface *surface = wl_resource_get_user_data(resource);
 	struct wlr_seat_client *seat =
 		wl_resource_get_user_data(seat_resource);
 
-	struct wlr_wl_shell_surface_resize_event *event =
+	struct wlr_wl_shell_surface_resize_event event = {
-		calloc(1, sizeof(struct wlr_wl_shell_surface_resize_event));
+		.surface = surface,
-	if (event == NULL) {
+		.seat = seat,
-		wl_client_post_no_memory(client);
+		.serial = serial,
-		return;
+		.edges = edges,
-	}
+	};
-	event->client = client;
-	event->surface = surface;
-	event->seat = seat;
-	event->serial = serial;
-	event->edges = edges;
-
-	wl_signal_emit(&surface->events.request_resize, event);
 
-	free(event);
+	wl_signal_emit(&surface->events.request_resize, &event);
 }
 
 static void shell_surface_set_state(struct wlr_wl_shell_surface *surface,
@@ -279,7 +263,6 @@ static void shell_surface_protocol_set_fullscreen(struct wl_client *client,
 		struct wl_resource *resource,
 		enum wl_shell_surface_fullscreen_method method, uint32_t framerate,
 		struct wl_resource *output_resource) {
-	wlr_log(L_DEBUG, "got shell surface fullscreen");
 	struct wlr_wl_shell_surface *surface = wl_resource_get_user_data(resource);
 	struct wlr_output *output = NULL;
 	if (output_resource != NULL) {
@@ -289,24 +272,16 @@ static void shell_surface_protocol_set_fullscreen(struct wl_client *client,
 	shell_surface_set_state(surface, WLR_WL_SHELL_SURFACE_STATE_FULLSCREEN,
 		NULL, NULL);
 
-	struct wlr_wl_shell_surface_set_fullscreen_event *event =
+	struct wlr_wl_shell_surface_set_fullscreen_event event = {
-		calloc(1, sizeof(struct wlr_wl_shell_surface_set_fullscreen_event));
+		.surface = surface,
-	if (event == NULL) {
+		.method = method,
-		wl_client_post_no_memory(client);
+		.framerate = framerate,
-		return;
+		.output = output,
-	}
+	};
-	event->client = client;
-	event->surface = surface;
-	event->method = method;
-	event->framerate = framerate;
-	event->output = output;
-
-	wl_signal_emit(&surface->events.request_set_fullscreen, event);
 
-	free(event);
+	wl_signal_emit(&surface->events.request_fullscreen, &event);
 }
 
-
 static void shell_surface_protocol_set_popup(struct wl_client *client,
 		struct wl_resource *resource, struct wl_resource *seat_resource,
 		uint32_t serial, struct wl_resource *parent_resource, int32_t x,
@@ -368,7 +343,6 @@ static void shell_surface_protocol_set_popup(struct wl_client *client,
 
 static void shell_surface_protocol_set_maximized(struct wl_client *client,
 		struct wl_resource *resource, struct wl_resource *output_resource) {
-	wlr_log(L_DEBUG, "got shell surface maximized");
 	struct wlr_wl_shell_surface *surface = wl_resource_get_user_data(resource);
 	struct wlr_output *output = NULL;
 	if (output_resource != NULL) {
@@ -378,19 +352,12 @@ static void shell_surface_protocol_set_maximized(struct wl_client *client,
 	shell_surface_set_state(surface, WLR_WL_SHELL_SURFACE_STATE_MAXIMIZED,
 		NULL, NULL);
 
-	struct wlr_wl_shell_surface_set_maximized_event *event =
+	struct wlr_wl_shell_surface_maximize_event event = {
-		calloc(1, sizeof(struct wlr_wl_shell_surface_set_maximized_event));
+		.surface = surface,
-	if (event == NULL) {
+		.output = output,
-		wl_client_post_no_memory(client);
+	};
-		return;
-	}
-	event->client = client;
-	event->surface = surface;
-	event->output = output;
-
-	wl_signal_emit(&surface->events.request_set_maximized, event);
 
-	free(event);
+	wl_signal_emit(&surface->events.request_maximize, &event);
 }
 
 static void shell_surface_protocol_set_title(struct wl_client *client,
@@ -492,6 +459,8 @@ static void handle_wlr_surface_committed(struct wl_listener *listener,
 				surface->popup_state->seat);
 		shell_pointer_grab_maybe_end(&grab->pointer_grab);
 	}
+
+	wl_signal_emit(&surface->events.commit, surface);
 }
 
 static int shell_surface_ping_timeout(void *user_data) {
@@ -542,11 +511,12 @@ static void shell_protocol_get_shell_surface(struct wl_client *client,
 		wl_surface->resource);
 
 	wl_signal_init(&wl_surface->events.destroy);
+	wl_signal_init(&wl_surface->events.commit);
 	wl_signal_init(&wl_surface->events.ping_timeout);
 	wl_signal_init(&wl_surface->events.request_move);
 	wl_signal_init(&wl_surface->events.request_resize);
-	wl_signal_init(&wl_surface->events.request_set_fullscreen);
+	wl_signal_init(&wl_surface->events.request_fullscreen);
-	wl_signal_init(&wl_surface->events.request_set_maximized);
+	wl_signal_init(&wl_surface->events.request_maximize);
 	wl_signal_init(&wl_surface->events.set_state);
 	wl_signal_init(&wl_surface->events.set_title);
 	wl_signal_init(&wl_surface->events.set_class);

types/wlr_xdg_shell_v6.c

@@ -564,23 +564,15 @@ static void xdg_toplevel_protocol_show_window_menu(struct wl_client *client,
 		return;
 	}
 
-	struct wlr_xdg_toplevel_v6_show_window_menu_event *event =
+	struct wlr_xdg_toplevel_v6_show_window_menu_event event = {
-		calloc(1, sizeof(struct wlr_xdg_toplevel_v6_show_window_menu_event));
+		.surface = surface,
-	if (event == NULL) {
+		.seat = seat,
-		wl_client_post_no_memory(client);
+		.serial = serial,
-		return;
+		.x = x,
-	}
+		.y = y,
-
+	};
-	event->client = client;
-	event->surface = surface;
-	event->seat = seat;
-	event->serial = serial;
-	event->x = x;
-	event->y = y;
-
-	wl_signal_emit(&surface->events.request_show_window_menu, event);
 
-	free(event);
+	wl_signal_emit(&surface->events.request_show_window_menu, &event);
 }
 
 static void xdg_toplevel_protocol_move(struct wl_client *client,
@@ -597,21 +589,13 @@ static void xdg_toplevel_protocol_move(struct wl_client *client,
 		return;
 	}
 
-	struct wlr_xdg_toplevel_v6_move_event *event =
+	struct wlr_xdg_toplevel_v6_move_event event = {
-		calloc(1, sizeof(struct wlr_xdg_toplevel_v6_move_event));
+		.surface = surface,
-	if (event == NULL) {
+		.seat = seat,
-		wl_client_post_no_memory(client);
+		.serial = serial,
-		return;
+	};
-	}
-
-	event->client = client;
-	event->surface = surface;
-	event->seat = seat;
-	event->serial = serial;
-
-	wl_signal_emit(&surface->events.request_move, event);
 
-	free(event);
+	wl_signal_emit(&surface->events.request_move, &event);
 }
 
 static void xdg_toplevel_protocol_resize(struct wl_client *client,
@@ -628,22 +612,14 @@ static void xdg_toplevel_protocol_resize(struct wl_client *client,
 		return;
 	}
 
-	struct wlr_xdg_toplevel_v6_resize_event *event =
+	struct wlr_xdg_toplevel_v6_resize_event event = {
-		calloc(1, sizeof(struct wlr_xdg_toplevel_v6_resize_event));
+		.surface = surface,
-	if (event == NULL) {
+		.seat = seat,
-		wl_client_post_no_memory(client);
+		.serial = serial,
-		return;
+		.edges = edges,
-	}
+	};
-
-	event->client = client;
-	event->surface = surface;
-	event->seat = seat;
-	event->serial = serial;
-	event->edges = edges;
-
-	wl_signal_emit(&surface->events.request_resize, event);
 
-	free(event);
+	wl_signal_emit(&surface->events.request_resize, &event);
 }
 
 static void xdg_toplevel_protocol_set_max_size(struct wl_client *client,
@@ -677,15 +653,36 @@ static void xdg_toplevel_protocol_unset_maximized(struct wl_client *client,
 static void xdg_toplevel_protocol_set_fullscreen(struct wl_client *client,
 		struct wl_resource *resource, struct wl_resource *output_resource) {
 	struct wlr_xdg_surface_v6 *surface = wl_resource_get_user_data(resource);
+
+	struct wlr_output *output = NULL;
+	if (output_resource != NULL) {
+		output = wl_resource_get_user_data(output_resource);
+	}
+
 	surface->toplevel_state->next.fullscreen = true;
-	wl_signal_emit(&surface->events.request_fullscreen, surface);
+
+	struct wlr_xdg_toplevel_v6_set_fullscreen_event event = {
+		.surface = surface,
+		.fullscreen = true,
+		.output = output,
+	};
+
+	wl_signal_emit(&surface->events.request_fullscreen, &event);
 }
 
 static void xdg_toplevel_protocol_unset_fullscreen(struct wl_client *client,
 		struct wl_resource *resource) {
 	struct wlr_xdg_surface_v6 *surface = wl_resource_get_user_data(resource);
+
 	surface->toplevel_state->next.fullscreen = false;
-	wl_signal_emit(&surface->events.request_fullscreen, surface);
+
+	struct wlr_xdg_toplevel_v6_set_fullscreen_event event = {
+		.surface = surface,
+		.fullscreen = false,
+		.output = NULL,
+	};
+
+	wl_signal_emit(&surface->events.request_fullscreen, &event);
 }
 
 static void xdg_toplevel_protocol_set_minimized(struct wl_client *client,
@@ -812,8 +809,7 @@ static void xdg_surface_ack_configure(struct wl_client *client,
 	}
 
 	surface->configured = true;
-
+	surface->configure_serial = serial;
-	wl_signal_emit(&surface->events.ack_configure, surface);
 
 	free(configure);
 }
@@ -941,7 +937,6 @@ static void wlr_xdg_toplevel_v6_send_configure(
 
 static void wlr_xdg_surface_send_configure(void *user_data) {
 	struct wlr_xdg_surface_v6 *surface = user_data;
-	struct wl_display *display = wl_client_get_display(surface->client->client);
 
 	surface->configure_idle = NULL;
 
@@ -953,7 +948,7 @@ static void wlr_xdg_surface_send_configure(void *user_data) {
 	}
 
 	wl_list_insert(surface->configure_list.prev, &configure->link);
-	configure->serial = wl_display_next_serial(display);
+	configure->serial = surface->configure_next_serial;
 
 	switch (surface->role) {
 	case WLR_XDG_SURFACE_V6_ROLE_NONE:
@@ -974,7 +969,7 @@ static void wlr_xdg_surface_send_configure(void *user_data) {
 	zxdg_surface_v6_send_configure(surface->resource, configure->serial);
 }
 
-static void wlr_xdg_surface_v6_schedule_configure(
+static uint32_t wlr_xdg_surface_v6_schedule_configure(
 		struct wlr_xdg_surface_v6 *surface) {
 	struct wl_display *display = wl_client_get_display(surface->client->client);
 	struct wl_event_loop *loop = wl_display_get_event_loop(display);
@@ -995,23 +990,23 @@ static void wlr_xdg_surface_v6_schedule_configure(
 	if (surface->configure_idle != NULL) {
 		if (!pending_same) {
 			// configure request already scheduled
-			return;
+			return surface->configure_next_serial;
 		}
 
 		// configure request not necessary anymore
 		wl_event_source_remove(surface->configure_idle);
 		surface->configure_idle = NULL;
+		return 0;
 	} else {
 		if (pending_same) {
 			// configure request not necessary
-			return;
+			return 0;
 		}
 
-		surface->configure_idle =
+		surface->configure_next_serial = wl_display_next_serial(display);
-			wl_event_loop_add_idle(
+		surface->configure_idle = wl_event_loop_add_idle(loop,
-				loop,
+			wlr_xdg_surface_send_configure, surface);
-				wlr_xdg_surface_send_configure,
+		return surface->configure_next_serial;
-				surface);
 	}
 }
 
@@ -1155,7 +1150,6 @@ static void xdg_shell_get_xdg_surface(struct wl_client *wl_client,
 	wl_signal_init(&surface->events.request_show_window_menu);
 	wl_signal_init(&surface->events.commit);
 	wl_signal_init(&surface->events.destroy);
-	wl_signal_init(&surface->events.ack_configure);
 	wl_signal_init(&surface->events.ping_timeout);
 
 	wl_signal_add(&surface->surface->events.destroy,
@@ -1304,45 +1298,45 @@ void wlr_xdg_surface_v6_ping(struct wlr_xdg_surface_v6 *surface) {
 		surface->client->ping_serial);
 }
 
-void wlr_xdg_toplevel_v6_set_size(struct wlr_xdg_surface_v6 *surface,
+uint32_t wlr_xdg_toplevel_v6_set_size(struct wlr_xdg_surface_v6 *surface,
 		uint32_t width, uint32_t height) {
 	assert(surface->role == WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL);
 	surface->toplevel_state->pending.width = width;
 	surface->toplevel_state->pending.height = height;
 
-	wlr_xdg_surface_v6_schedule_configure(surface);
+	return wlr_xdg_surface_v6_schedule_configure(surface);
 }
 
-void wlr_xdg_toplevel_v6_set_activated(struct wlr_xdg_surface_v6 *surface,
+uint32_t wlr_xdg_toplevel_v6_set_activated(struct wlr_xdg_surface_v6 *surface,
 		bool activated) {
 	assert(surface->role == WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL);
 	surface->toplevel_state->pending.activated = activated;
 
-	wlr_xdg_surface_v6_schedule_configure(surface);
+	return wlr_xdg_surface_v6_schedule_configure(surface);
 }
 
-void wlr_xdg_toplevel_v6_set_maximized(struct wlr_xdg_surface_v6 *surface,
+uint32_t wlr_xdg_toplevel_v6_set_maximized(struct wlr_xdg_surface_v6 *surface,
 		bool maximized) {
 	assert(surface->role == WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL);
 	surface->toplevel_state->pending.maximized = maximized;
 
-	wlr_xdg_surface_v6_schedule_configure(surface);
+	return wlr_xdg_surface_v6_schedule_configure(surface);
 }
 
-void wlr_xdg_toplevel_v6_set_fullscreen(struct wlr_xdg_surface_v6 *surface,
+uint32_t wlr_xdg_toplevel_v6_set_fullscreen(struct wlr_xdg_surface_v6 *surface,
 		bool fullscreen) {
 	assert(surface->role == WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL);
 	surface->toplevel_state->pending.fullscreen = fullscreen;
 
-	wlr_xdg_surface_v6_schedule_configure(surface);
+	return wlr_xdg_surface_v6_schedule_configure(surface);
 }
 
-void wlr_xdg_toplevel_v6_set_resizing(struct wlr_xdg_surface_v6 *surface,
+uint32_t wlr_xdg_toplevel_v6_set_resizing(struct wlr_xdg_surface_v6 *surface,
 		bool resizing) {
 	assert(surface->role == WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL);
 	surface->toplevel_state->pending.resizing = resizing;
 
-	wlr_xdg_surface_v6_schedule_configure(surface);
+	return wlr_xdg_surface_v6_schedule_configure(surface);
 }
 
 void wlr_xdg_toplevel_v6_send_close(struct wlr_xdg_surface_v6 *surface) {

util/meson.build

@@ -2,6 +2,7 @@ lib_wlr_util = static_library(
 	'wlr_util',
 	files(
 		'log.c',
+		'os-compatibility.c',
 	),
 	include_directories: wlr_inc,
 )

util/os-compatibility.c

@@ -29,15 +29,11 @@
 #include <unistd.h>
 #include <fcntl.h>
 #include <errno.h>
-#ifdef __linux__
-#include <sys/epoll.h>
-#endif
 #include <string.h>
 #include <stdlib.h>
+#include "util/os-compatibility.h"
 
-int
+int os_fd_set_cloexec(int fd) {
-os_fd_set_cloexec(int fd)
-{
 	long flags;
 
 	if (fd == -1)
@@ -53,9 +49,7 @@ os_fd_set_cloexec(int fd)
 	return 0;
 }
 
-static int
+int set_cloexec_or_close(int fd) {
-set_cloexec_or_close(int fd)
-{
 	if (os_fd_set_cloexec(fd) != 0) {
 		close(fd);
 		return -1;
@@ -63,8 +57,7 @@ set_cloexec_or_close(int fd)
 	return fd;
 }
 
-static int
+int create_tmpfile_cloexec(char *tmpname)
-create_tmpfile_cloexec(char *tmpname)
 {
 	int fd;
 
@@ -104,9 +97,7 @@ create_tmpfile_cloexec(char *tmpname)
  * If posix_fallocate() is not supported, program may receive
  * SIGBUS on accessing mmap()'ed file contents instead.
  */
-int
+int os_create_anonymous_file(off_t size) {
-os_create_anonymous_file(off_t size)
-{
 	static const char template[] = "/wlroots-shared-XXXXXX";
 	const char *path;
 	char *name;

xcursor/wlr_xcursor.c

@@ -326,3 +326,26 @@ static int wlr_xcursor_frame_and_duration(struct wlr_xcursor *cursor,
 int wlr_xcursor_frame(struct wlr_xcursor *_cursor, uint32_t time) {
 	return wlr_xcursor_frame_and_duration(_cursor, time, NULL);
 }
+
+const char *wlr_xcursor_get_resize_name(enum wlr_edges edges) {
+	if (edges & WLR_EDGE_TOP) {
+		if (edges & WLR_EDGE_RIGHT) {
+			return "ne-resize";
+		} else if (edges & WLR_EDGE_LEFT) {
+			return "nw-resize";
+		}
+		return "n-resize";
+	} else if (edges & WLR_EDGE_BOTTOM) {
+		if (edges & WLR_EDGE_RIGHT) {
+			return "se-resize";
+		} else if (edges & WLR_EDGE_LEFT) {
+			return "sw-resize";
+		}
+		return "s-resize";
+	} else if (edges & WLR_EDGE_RIGHT) {
+		return "e-resize";
+	} else if (edges & WLR_EDGE_LEFT) {
+		return "w-resize";
+	}
+	return "se-resize"; // fallback
+}

xwayland/sockets.c

@@ -21,6 +21,9 @@
 static const char *lock_fmt = "/tmp/.X%d-lock";
 static const char *socket_dir = "/tmp/.X11-unix";
 static const char *socket_fmt = "/tmp/.X11-unix/X%d";
+#ifndef __linux__
+static const char *socket_fmt2 = "/tmp/.X11-unix/X%d_";
+#endif
 
 static int open_socket(struct sockaddr_un *addr, size_t path_size) {
 	int fd, rc;
@@ -73,7 +76,7 @@ static bool open_sockets(int socks[2], int display) {
 	addr.sun_path[0] = 0;
 	path_size = snprintf(addr.sun_path + 1, sizeof(addr.sun_path) - 1, socket_fmt, display);
 #else
-	path_size = snprintf(addr.sun_path, sizeof(addr.sun_path), socket_fmt, display);
+	path_size = snprintf(addr.sun_path, sizeof(addr.sun_path), socket_fmt2, display);
 #endif
 	socks[0] = open_socket(&addr, path_size);
 	if (socks[0] < 0) {
@@ -97,6 +100,11 @@ void unlink_display_sockets(int display) {
 	snprintf(sun_path, sizeof(sun_path), socket_fmt, display);
 	unlink(sun_path);
 
+#ifndef __linux__
+	snprintf(sun_path, sizeof(sun_path), socket_fmt2, display);
+	unlink(sun_path);
+#endif
+
 	snprintf(sun_path, sizeof(sun_path), lock_fmt, display);
 	unlink(sun_path);
 }

xwayland/xwm.c

@@ -8,6 +8,7 @@
 #include <xcb/xcb_image.h>
 #include <xcb/render.h>
 #include "wlr/util/log.h"
+#include "wlr/util/edges.h"
 #include "wlr/types/wlr_surface.h"
 #include "wlr/xwayland.h"
 #include "wlr/xcursor.h"
@@ -598,7 +599,7 @@ static void xwm_handle_configure_request(struct wlr_xwm *xwm,
 
 	if (xsurface->surface == NULL) {
 		// Surface has not been mapped yet
-		wlr_xwayland_surface_configure(xwm->xwayland, xsurface, ev->x, ev->y,
+		wlr_xwayland_surface_configure(xsurface, ev->x, ev->y,
 			ev->width, ev->height);
 	} else {
 		struct wlr_xwayland_surface_configure_event *wlr_event =
@@ -750,14 +751,43 @@ static void xwm_handle_surface_id_message(struct wlr_xwm *xwm,
 #define _NET_WM_MOVERESIZE_MOVE_KEYBOARD    10  // move via keyboard
 #define _NET_WM_MOVERESIZE_CANCEL           11  // cancel operation
 
+static enum wlr_edges net_wm_edges_to_wlr(uint32_t net_wm_edges) {
+	enum wlr_edges edges = WLR_EDGE_NONE;
+
+	switch(net_wm_edges) {
+		case _NET_WM_MOVERESIZE_SIZE_TOPLEFT:
+			edges = WLR_EDGE_TOP | WLR_EDGE_LEFT;
+			break;
+		case _NET_WM_MOVERESIZE_SIZE_TOP:
+			edges = WLR_EDGE_TOP;
+			break;
+		case _NET_WM_MOVERESIZE_SIZE_TOPRIGHT:
+			edges = WLR_EDGE_TOP | WLR_EDGE_RIGHT;
+			break;
+		case _NET_WM_MOVERESIZE_SIZE_RIGHT:
+			edges = WLR_EDGE_RIGHT;
+			break;
+		case _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT:
+			edges = WLR_EDGE_BOTTOM | WLR_EDGE_RIGHT;
+			break;
+		case _NET_WM_MOVERESIZE_SIZE_BOTTOM:
+			edges = WLR_EDGE_BOTTOM;
+			break;
+		case _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT:
+			edges = WLR_EDGE_BOTTOM | WLR_EDGE_LEFT;
+			break;
+		case _NET_WM_MOVERESIZE_SIZE_LEFT:
+			edges = WLR_EDGE_LEFT;
+			break;
+		default:
+			break;
+	}
+
+	return edges;
+}
+
 static void xwm_handle_net_wm_moveresize_message(struct wlr_xwm *xwm,
 		xcb_client_message_event_t *ev) {
-	// same as xdg-toplevel-v6
-	// TODO need a common enum for this
-	static const int map[] = {
-		5, 1, 9, 8, 10, 2, 6, 4
-	};
-
 	struct wlr_xwayland_surface *xsurface = lookup_surface(xwm, ev->window);
 	if (!xsurface) {
 		return;
@@ -783,7 +813,7 @@ static void xwm_handle_net_wm_moveresize_message(struct wlr_xwm *xwm,
 	case _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT:
 	case _NET_WM_MOVERESIZE_SIZE_LEFT:
 		resize_event.surface = xsurface;
-		resize_event.edges = map[detail];
+		resize_event.edges = net_wm_edges_to_wlr(detail);
 		wl_signal_emit(&xsurface->events.request_resize, &resize_event);
 		break;
 	case _NET_WM_MOVERESIZE_CANCEL:
@@ -995,25 +1025,24 @@ static void handle_compositor_surface_create(struct wl_listener *listener,
 	}
 }
 
-void wlr_xwayland_surface_activate(struct wlr_xwayland *wlr_xwayland,
+void wlr_xwayland_surface_activate(struct wlr_xwayland_surface *xsurface,
-		struct wlr_xwayland_surface *xsurface, bool activated) {
+		bool activated) {
-	struct wlr_xwayland_surface *focused = wlr_xwayland->xwm->focus_surface;
+	struct wlr_xwayland_surface *focused = xsurface->xwm->focus_surface;
 	if (activated) {
-		xwm_surface_activate(wlr_xwayland->xwm, xsurface);
+		xwm_surface_activate(xsurface->xwm, xsurface);
 	} else if (focused == xsurface) {
-		xwm_surface_activate(wlr_xwayland->xwm, NULL);
+		xwm_surface_activate(xsurface->xwm, NULL);
 	}
 }
 
-void wlr_xwayland_surface_configure(struct wlr_xwayland *wlr_xwayland,
+void wlr_xwayland_surface_configure(struct wlr_xwayland_surface *xsurface,
-		struct wlr_xwayland_surface *xsurface, int16_t x, int16_t y,
+		int16_t x, int16_t y, uint16_t width, uint16_t height) {
-		uint16_t width, uint16_t height) {
 	xsurface->x = x;
 	xsurface->y = y;
 	xsurface->width = width;
 	xsurface->height = height;
 
-	struct wlr_xwm *xwm = wlr_xwayland->xwm;
+	struct wlr_xwm *xwm = xsurface->xwm;
 	uint32_t mask = XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y |
 		XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT |
 		XCB_CONFIG_WINDOW_BORDER_WIDTH;
@@ -1022,9 +1051,8 @@ void wlr_xwayland_surface_configure(struct wlr_xwayland *wlr_xwayland,
 	xcb_flush(xwm->xcb_conn);
 }
 
-void wlr_xwayland_surface_close(struct wlr_xwayland *wlr_xwayland,
+void wlr_xwayland_surface_close(struct wlr_xwayland_surface *xsurface) {
-		struct wlr_xwayland_surface *xsurface) {
+	struct wlr_xwm *xwm = xsurface->xwm;
-	struct wlr_xwm *xwm = wlr_xwayland->xwm;
 
 	bool supports_delete = false;
 	for (size_t i = 0; i < xsurface->protocols_len; i++) {
@@ -1359,19 +1387,17 @@ struct wlr_xwm *xwm_create(struct wlr_xwayland *wlr_xwayland) {
 	return xwm;
 }
 
-void wlr_xwayland_surface_set_maximized(struct wlr_xwayland *wlr_xwayland,
+void wlr_xwayland_surface_set_maximized(struct wlr_xwayland_surface *surface,
-	struct wlr_xwayland_surface *surface, bool maximized) {
+		bool maximized) {
-	if (xsurface_is_maximized(surface) != maximized) {
 	surface->maximized_horz = maximized;
 	surface->maximized_vert = maximized;
 	xsurface_set_net_wm_state(surface);
-	}
+	xcb_flush(surface->xwm->xcb_conn);
 }
 
-void wlr_xwayland_surface_set_fullscreen(struct wlr_xwayland *wlr_xwayland,
+void wlr_xwayland_surface_set_fullscreen(struct wlr_xwayland_surface *surface,
-	struct wlr_xwayland_surface *surface, bool fullscreen) {
+		bool fullscreen) {
-	if (surface->fullscreen != fullscreen) {
 	surface->fullscreen = fullscreen;
 	xsurface_set_net_wm_state(surface);
-	}
+	xcb_flush(surface->xwm->xcb_conn);
 }