27 files changed, 370 insertions, 88 deletions

diff --git a/backend/libinput/tablet_tool.c b/backend/libinput/tablet_tool.c
index 3caaf3f7..3d5fafc3 100644
--- a/backend/libinput/tablet_tool.c
+++ b/backend/libinput/tablet_tool.c
@@ -70,6 +70,8 @@ void handle_tablet_tool_axis(struct libinput_event *event,
 		wlr_event.updated_axes |= WLR_TABLET_TOOL_AXIS_WHEEL;
 		wlr_event.wheel_delta = libinput_event_tablet_tool_get_wheel_delta(tevent);
 	}
+	wlr_log(L_DEBUG, "Tablet tool axis event %d @ %f,%f",
+			wlr_event.updated_axes, wlr_event.x_mm, wlr_event.y_mm);
 	wl_signal_emit(&wlr_dev->tablet_tool->events.axis, &wlr_event);
 }
 
diff --git a/backend/session/logind.c b/backend/session/logind.c
index 42b48e94..daff75b6 100644
--- a/backend/session/logind.c
+++ b/backend/session/logind.c
@@ -123,7 +123,7 @@ static bool logind_change_vt(struct wlr_session *base, unsigned vt) {
 	return ret >= 0;
 }
 
-static bool find_sesion_path(struct logind_session *session) {
+static bool find_session_path(struct logind_session *session) {
 	int ret;
 	sd_bus_message *msg = NULL;
 	sd_bus_error error = SD_BUS_ERROR_NULL;
@@ -303,7 +303,7 @@ static bool add_signal_matches(struct logind_session *session) {
 		"member='%s',"
 		"path='%s'";
 
-	snprintf(str, sizeof(str), fmt, "Manager", "SesssionRemoved", "/org/freedesktop/login1");
+	snprintf(str, sizeof(str), fmt, "Manager", "SessionRemoved", "/org/freedesktop/login1");
 	ret = sd_bus_add_match(session->bus, NULL, str, session_removed, session);
 	if (ret < 0) {
 		wlr_log(L_ERROR, "Failed to add D-Bus match: %s", strerror(-ret));
@@ -368,7 +368,7 @@ static struct wlr_session *logind_session_create(struct wl_display *disp) {
 		goto error;
 	}
 
-	if (!find_sesion_path(session)) {
+	if (!find_session_path(session)) {
 		sd_bus_unref(session->bus);
 		goto error;
 	}
diff --git a/backend/session/session.c b/backend/session/session.c
index b14ca4d0..760830c3 100644
--- a/backend/session/session.c
+++ b/backend/session/session.c
@@ -257,7 +257,7 @@ static size_t explicit_find_gpus(struct wlr_session *session,
  * If it's not found, it returns the first valid GPU it finds.
  */
 size_t wlr_session_find_gpus(struct wlr_session *session,
-		size_t ret_len, int ret[static ret_len]) {
+		size_t ret_len, int *ret) {
 	const char *explicit = getenv("WLR_DRM_DEVICES");
 	if (explicit) {
 		return explicit_find_gpus(session, ret_len, ret, explicit);
diff --git a/backend/wayland/output.c b/backend/wayland/output.c
index 90f8b39a..c4301617 100644
--- a/backend/wayland/output.c
+++ b/backend/wayland/output.c
@@ -249,7 +249,7 @@ struct wlr_output *wlr_wl_output_create(struct wlr_backend *_backend) {
 	wlr_output_init(&output->wlr_output, &backend->backend, &output_impl);
 	struct wlr_output *wlr_output = &output->wlr_output;
 
-	wlr_output_update_size(wlr_output, 640, 480);
+	wlr_output_update_size(wlr_output, 1280, 720);
 	strncpy(wlr_output->make, "wayland", sizeof(wlr_output->make));
 	strncpy(wlr_output->model, "wayland", sizeof(wlr_output->model));
 	snprintf(wlr_output->name, sizeof(wlr_output->name), "WL-%d",
diff --git a/include/rootston/config.h b/include/rootston/config.h
index 58fb1a1c..872dc7b6 100644
--- a/include/rootston/config.h
+++ b/include/rootston/config.h
@@ -8,6 +8,7 @@ struct output_config {
 	char *name;
 	enum wl_output_transform transform;
 	int x, y;
+	int scale;
 	struct wl_list link;
 	struct {
 		int width, height;
diff --git a/include/rootston/view.h b/include/rootston/view.h
index 0913b42e..99b4ed78 100644
--- a/include/rootston/view.h
+++ b/include/rootston/view.h
@@ -11,9 +11,10 @@ struct roots_wl_shell_surface {
 
 	// TODO: Maybe destroy listener should go in roots_view
 	struct wl_listener destroy;
-	struct wl_listener ping_timeout;
 	struct wl_listener request_move;
 	struct wl_listener request_resize;
+	struct wl_listener request_set_maximized;
+	struct wl_listener set_state;
 
 	struct wl_listener surface_commit;
 };
@@ -26,6 +27,7 @@ struct roots_xdg_surface_v6 {
 	struct wl_listener destroy;
 	struct wl_listener request_move;
 	struct wl_listener request_resize;
+	struct wl_listener request_maximize;
 };
 
 struct roots_xwayland_surface {
@@ -36,6 +38,7 @@ struct roots_xwayland_surface {
 	struct wl_listener request_configure;
 	struct wl_listener request_move;
 	struct wl_listener request_resize;
+	struct wl_listener request_maximize;
 	struct wl_listener map_notify;
 	struct wl_listener unmap_notify;
 };
@@ -48,8 +51,17 @@ enum roots_view_type {
 
 struct roots_view {
 	struct roots_desktop *desktop;
+
 	double x, y;
 	float rotation;
+
+	bool maximized;
+	struct {
+		double x, y;
+		uint32_t width, height;
+		float rotation;
+	} saved;
+
 	// TODO: Something for roots-enforced width/height
 	enum roots_view_type type;
 	union {
@@ -67,25 +79,28 @@ struct roots_view {
 #endif
 	};
 	struct wlr_surface *wlr_surface;
+
 	// TODO: This would probably be better as a field that's updated on a
 	// configure event from the xdg_shell
 	// If not then this should follow the typical type/impl pattern we use
 	// elsewhere
-	void (*get_size)(struct roots_view *view, struct wlr_box *box);
+	void (*get_size)(const struct roots_view *view, struct wlr_box *box);
 	void (*activate)(struct roots_view *view, bool active);
 	void (*move)(struct roots_view *view, double x, double y);
 	void (*resize)(struct roots_view *view, uint32_t width, uint32_t height);
 	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 (*close)(struct roots_view *view);
 };
 
-void view_get_size(struct roots_view *view, struct wlr_box *box);
+void view_get_box(const struct roots_view *view, struct wlr_box *box);
 void view_activate(struct roots_view *view, bool active);
 void view_move(struct roots_view *view, double x, double y);
 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_close(struct roots_view *view);
 bool view_center(struct roots_view *view);
 void view_setup(struct roots_view *view);
diff --git a/include/wlr/backend/session.h b/include/wlr/backend/session.h
index 94002bc5..5c822ea9 100644
--- a/include/wlr/backend/session.h
+++ b/include/wlr/backend/session.h
@@ -79,6 +79,6 @@ void wlr_session_signal_add(struct wlr_session *session, int fd,
 bool wlr_session_change_vt(struct wlr_session *session, unsigned vt);
 
 size_t wlr_session_find_gpus(struct wlr_session *session,
-	size_t ret_len, int ret[static ret_len]);
+	size_t ret_len, int *ret);
 
 #endif
diff --git a/include/wlr/types/wlr_data_device.h b/include/wlr/types/wlr_data_device.h
index 691e2df8..f45c15a2 100644
--- a/include/wlr/types/wlr_data_device.h
+++ b/include/wlr/types/wlr_data_device.h
@@ -75,6 +75,11 @@ struct wlr_data_device_manager *wlr_data_device_manager_create(
 		struct wl_display *display);
 
 /**
+ * Destroys a wlr_data_device_manager and removes its wl_data_device_manager global.
+ */
+void wlr_data_device_manager_destroy(struct wlr_data_device_manager *manager);
+
+/**
  * Creates a new wl_data_offer if there is a wl_data_source currently set as
  * the seat selection and sends it to the seat client, followed by the
  * wl_data_device.selection() event.  If there is no current selection, the
diff --git a/include/wlr/types/wlr_output.h b/include/wlr/types/wlr_output.h
index e6323f9c..df123639 100644
--- a/include/wlr/types/wlr_output.h
+++ b/include/wlr/types/wlr_output.h
@@ -14,7 +14,7 @@ struct wlr_output_mode {
 
 struct wlr_output_cursor {
 	struct wlr_output *output;
-	int32_t x, y;
+	double x, y;
 	bool enabled;
 	uint32_t width, height;
 	int32_t hotspot_x, hotspot_y;
@@ -95,7 +95,8 @@ bool wlr_output_cursor_set_image(struct wlr_output_cursor *cursor,
 	int32_t hotspot_x, int32_t hotspot_y);
 void wlr_output_cursor_set_surface(struct wlr_output_cursor *cursor,
 	struct wlr_surface *surface, int32_t hotspot_x, int32_t hotspot_y);
-bool wlr_output_cursor_move(struct wlr_output_cursor *cursor, int x, int y);
+bool wlr_output_cursor_move(struct wlr_output_cursor *cursor,
+	double x, double y);
 void wlr_output_cursor_destroy(struct wlr_output_cursor *cursor);
 
 #endif
diff --git a/include/wlr/types/wlr_surface.h b/include/wlr/types/wlr_surface.h
index ea4184aa..cea53109 100644
--- a/include/wlr/types/wlr_surface.h
+++ b/include/wlr/types/wlr_surface.h
@@ -1,10 +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 <wlr/types/wlr_output.h>
 
 struct wlr_frame_callback {
 	struct wl_resource *resource;
@@ -135,4 +135,11 @@ struct wlr_surface *wlr_surface_get_main_surface(struct wlr_surface *surface);
  */
 struct wlr_subsurface *wlr_surface_subsurface_at(struct wlr_surface *surface,
 		double sx, double sy, double *sub_x, double *sub_y);
+
+void wlr_surface_send_enter(struct wlr_surface *surface,
+		struct wlr_output *output);
+
+void wlr_surface_send_leave(struct wlr_surface *surface,
+		struct wlr_output *output);
+
 #endif
diff --git a/include/wlr/types/wlr_wl_shell.h b/include/wlr/types/wlr_wl_shell.h
index ab3b4b10..24936a34 100644
--- a/include/wlr/types/wlr_wl_shell.h
+++ b/include/wlr/types/wlr_wl_shell.h
@@ -42,6 +42,8 @@ struct wlr_wl_shell_popup_grab {
 enum wlr_wl_shell_surface_state {
 	WLR_WL_SHELL_SURFACE_STATE_NONE,
 	WLR_WL_SHELL_SURFACE_STATE_TOPLEVEL,
+	WLR_WL_SHELL_SURFACE_STATE_MAXIMIZED,
+	WLR_WL_SHELL_SURFACE_STATE_FULLSCREEN,
 	WLR_WL_SHELL_SURFACE_STATE_TRANSIENT,
 	WLR_WL_SHELL_SURFACE_STATE_POPUP,
 };
diff --git a/include/wlr/types/wlr_xdg_shell_v6.h b/include/wlr/types/wlr_xdg_shell_v6.h
index e17393f6..07911ffa 100644
--- a/include/wlr/types/wlr_xdg_shell_v6.h
+++ b/include/wlr/types/wlr_xdg_shell_v6.h
@@ -126,6 +126,8 @@ struct wlr_xdg_surface_v6 {
 		struct wl_signal ack_configure;
 		struct wl_signal ping_timeout;
 
+		struct wl_signal request_maximize;
+		struct wl_signal request_fullscreen;
 		struct wl_signal request_minimize;
 		struct wl_signal request_move;
 		struct wl_signal request_resize;
diff --git a/rootston/config.c b/rootston/config.c
index 815040bf..54f10fcd 100644
--- a/rootston/config.c
+++ b/rootston/config.c
@@ -221,6 +221,7 @@ static int config_ini_handler(void *user, const char *section, const char *name,
 			oc = calloc(1, sizeof(struct output_config));
 			oc->name = strdup(output_name);
 			oc->transform = WL_OUTPUT_TRANSFORM_NORMAL;
+			oc->scale = 1;
 			wl_list_insert(&config->outputs, &oc->link);
 		}
 
@@ -228,6 +229,9 @@ static int config_ini_handler(void *user, const char *section, const char *name,
 			oc->x = strtol(value, NULL, 10);
 		} else if (strcmp(name, "y") == 0) {
 			oc->y = strtol(value, NULL, 10);
+		} else if (strcmp(name, "scale") == 0) {
+			oc->scale = strtol(value, NULL, 10);
+			assert(oc->scale >= 1);
 		} else if (strcmp(name, "rotate") == 0) {
 			if (strcmp(value, "normal") == 0) {
 				oc->transform = WL_OUTPUT_TRANSFORM_NORMAL;
diff --git a/rootston/cursor.c b/rootston/cursor.c
index c8abe098..cba9e782 100644
--- a/rootston/cursor.c
+++ b/rootston/cursor.c
@@ -273,6 +273,14 @@ void roots_cursor_handle_tool_axis(struct roots_cursor *cursor,
 		wlr_cursor_warp_absolute(cursor->cursor, event->device,
 			event->x_mm / event->width_mm, event->y_mm / event->height_mm);
 		roots_cursor_update_position(cursor, event->time_msec);
+	} else if ((event->updated_axes & WLR_TABLET_TOOL_AXIS_X)) {
+		wlr_cursor_warp_absolute(cursor->cursor, event->device,
+			event->x_mm / event->width_mm, -1);
+		roots_cursor_update_position(cursor, event->time_msec);
+	} else if ((event->updated_axes & WLR_TABLET_TOOL_AXIS_Y)) {
+		wlr_cursor_warp_absolute(cursor->cursor, event->device,
+			-1, event->y_mm / event->height_mm);
+		roots_cursor_update_position(cursor, event->time_msec);
 	}
 }
 
diff --git a/rootston/desktop.c b/rootston/desktop.c
index c5242599..448171ec 100644
--- a/rootston/desktop.c
+++ b/rootston/desktop.c
@@ -39,36 +39,64 @@ void view_destroy(struct roots_view *view) {
 	free(view);
 }
 
-void view_get_size(struct roots_view *view, struct wlr_box *box) {
+void view_get_box(const struct roots_view *view, struct wlr_box *box) {
+	box->x = view->x;
+	box->y = view->y;
 	if (view->get_size) {
 		view->get_size(view, box);
-		return;
+	} else {
+		box->width = view->wlr_surface->current->width;
+		box->height = view->wlr_surface->current->height;
 	}
-	box->x = box->y = 0;
-	box->width = view->wlr_surface->current->width;
-	box->height = view->wlr_surface->current->height;
 }
 
-void view_activate(struct roots_view *view, bool activate) {
-	if (view->activate) {
-		view->activate(view, activate);
+static void view_update_output(const struct roots_view *view,
+		const struct wlr_box *before) {
+	struct roots_desktop *desktop = view->desktop;
+	struct roots_output *output;
+	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(
+				desktop->layout, output->wlr_output,
+				before->x, before->y, before->x + before->width,
+				before->y + before->height);
+		bool intersects = wlr_output_layout_intersects(
+				desktop->layout, output->wlr_output,
+				view->x, view->y, view->x + box.width, view->y + box.height);
+		if (intersected && !intersects) {
+			wlr_surface_send_leave(view->wlr_surface, output->wlr_output);
+		}
+		if (!intersected && intersects) {
+			wlr_surface_send_enter(view->wlr_surface, output->wlr_output);
+		}
 	}
 }
 
 void view_move(struct roots_view *view, double x, double y) {
+	struct wlr_box before;
+	view_get_box(view, &before);
 	if (view->move) {
 		view->move(view, x, y);
-		return;
+	} else {
+		view->x = x;
+		view->y = y;
 	}
+}
 
-	view->x = x;
-	view->y = y;
+void view_activate(struct roots_view *view, bool activate) {
+	if (view->activate) {
+		view->activate(view, activate);
+	}
 }
 
 void view_resize(struct roots_view *view, uint32_t width, uint32_t height) {
+	struct wlr_box before;
+	view_get_box(view, &before);
 	if (view->resize) {
 		view->resize(view, width, height);
 	}
+	view_update_output(view, &before);
 }
 
 void view_move_resize(struct roots_view *view, double x, double y,
@@ -82,6 +110,50 @@ void view_move_resize(struct roots_view *view, double x, double y,
 	view_resize(view, width, height);
 }
 
+void view_maximize(struct roots_view *view, bool maximized) {
+	if (view->maximized == maximized) {
+		return;
+	}
+
+	if (view->maximize) {
+		view->maximize(view, maximized);
+	}
+
+	if (!view->maximized && maximized) {
+		struct wlr_box view_box;
+		view_get_box(view, &view_box);
+
+		view->maximized = true;
+		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;
+
+		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);
+		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);
+
+		view_move_resize(view, output_box->x, output_box->y, output_box->width,
+			output_box->height);
+		view->rotation = 0;
+	}
+
+	if (view->maximized && !maximized) {
+		view->maximized = false;
+
+		view_move_resize(view, view->saved.x, view->saved.y, view->saved.width,
+			view->saved.height);
+		view->rotation = view->saved.rotation;
+	}
+}
+
 void view_close(struct roots_view *view) {
 	if (view->close) {
 		view->close(view);
@@ -89,8 +161,8 @@ void view_close(struct roots_view *view) {
 }
 
 bool view_center(struct roots_view *view) {
-	struct wlr_box size;
-	view_get_size(view, &size);
+	struct wlr_box box;
+	view_get_box(view, &box);
 
 	struct roots_desktop *desktop = view->desktop;
 
@@ -107,23 +179,25 @@ bool view_center(struct roots_view *view) {
 	int width, height;
 	wlr_output_effective_resolution(output, &width, &height);
 
-	double view_x = (double)(width - size.width) / 2 + l_output->x;
-	double view_y = (double)(height - size.height) / 2 + l_output->y;
-
+	double view_x = (double)(width - box.width) / 2 + l_output->x;
+	double view_y = (double)(height - box.height) / 2 + l_output->y;
 	view_move(view, view_x, view_y);
 
 	return true;
 }
 
 void view_setup(struct roots_view *view) {
-	view_center(view);
-
 	struct roots_input *input = view->desktop->server->input;
 	// TODO what seat gets focus? the one with the last input event?
 	struct roots_seat *seat;
 	wl_list_for_each(seat, &input->seats, link) {
 		roots_seat_focus_view(seat, view);
 	}
+
+	view_center(view);
+	struct wlr_box before;
+	view_get_box(view, &before);
+	view_update_output(view, &before);
 }
 
 void view_teardown(struct roots_view *view) {
diff --git a/rootston/output.c b/rootston/output.c
index 329c29be..f192cb48 100644
--- a/rootston/output.c
+++ b/rootston/output.c
@@ -20,10 +20,13 @@ static void render_surface(struct wlr_surface *surface,
 		struct roots_desktop *desktop, struct wlr_output *wlr_output,
 		struct timespec *when, double lx, double ly, float rotation) {
 	if (surface->texture->valid) {
-		int width = surface->current->buffer_width;
-		int height = surface->current->buffer_height;
+		float scale_factor = (float)wlr_output->scale / surface->current->scale;
+		int width = surface->current->buffer_width * scale_factor;
+		int height = surface->current->buffer_height * scale_factor;
 		double ox = lx, oy = ly;
 		wlr_output_layout_output_coords(desktop->layout, wlr_output, &ox, &oy);
+		ox *= wlr_output->scale;
+		oy *= wlr_output->scale;
 
 		if (wlr_output_layout_intersects(desktop->layout, wlr_output,
 				lx, ly, lx + width, ly + height)) {
@@ -32,15 +35,22 @@ static void render_surface(struct wlr_surface *surface,
 			float translate_origin[16];
 			wlr_matrix_translate(&translate_origin,
 				(int)ox + width / 2, (int)oy + height / 2, 0);
+
 			float rotate[16];
 			wlr_matrix_rotate(&rotate, rotation);
+
 			float translate_center[16];
 			wlr_matrix_translate(&translate_center, -width / 2, -height / 2, 0);
+
+			float scale[16];
+			wlr_matrix_scale(&scale, width, height, 1);
+
 			float transform[16];
 			wlr_matrix_mul(&translate_origin, &rotate, &transform);
 			wlr_matrix_mul(&transform, &translate_center, &transform);
-			wlr_surface_get_matrix(surface, &matrix,
-					&wlr_output->transform_matrix, &transform);
+			wlr_matrix_mul(&transform, &scale, &transform);
+			wlr_matrix_mul(&wlr_output->transform_matrix, &transform, &matrix);
+
 			wlr_render_with_matrix(desktop->server->renderer,
 					surface->texture, &matrix);
 
@@ -220,6 +230,7 @@ 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_transform(wlr_output, output_config->transform);
 		wlr_output_layout_add(desktop->layout,
 				wlr_output, output_config->x, output_config->y);
diff --git a/rootston/seat.c b/rootston/seat.c
index 3dcd7f2f..3530fb75 100644
--- a/rootston/seat.c
+++ b/rootston/seat.c
@@ -548,8 +548,14 @@ void roots_seat_begin_move(struct roots_seat *seat, struct roots_view *view) {
 	cursor->mode = ROOTS_CURSOR_MOVE;
 	cursor->offs_x = cursor->cursor->x;
 	cursor->offs_y = cursor->cursor->y;
-	cursor->view_x = view->x;
-	cursor->view_y = view->y;
+	if (view->maximized) {
+		cursor->view_x = view->saved.x;
+		cursor->view_y = view->saved.y;
+	} else {
+		cursor->view_x = view->x;
+		cursor->view_y = view->y;
+	}
+	view_maximize(view, false);
 	wlr_seat_pointer_clear_focus(seat->seat);
 
 	struct wlr_xcursor *xcursor = get_move_xcursor(seat->cursor->xcursor_theme);
@@ -565,13 +571,21 @@ void roots_seat_begin_resize(struct roots_seat *seat, struct roots_view *view,
 	cursor->mode = ROOTS_CURSOR_RESIZE;
 	cursor->offs_x = cursor->cursor->x;
 	cursor->offs_y = cursor->cursor->y;
-	cursor->view_x = view->x;
-	cursor->view_y = view->y;
-	struct wlr_box size;
-	view_get_size(view, &size);
-	cursor->view_width = size.width;
-	cursor->view_height = size.height;
+	if (view->maximized) {
+		cursor->view_x = view->saved.x;
+		cursor->view_y = view->saved.y;
+		cursor->view_width = view->saved.width;
+		cursor->view_height = view->saved.height;
+	} else {
+		cursor->view_x = view->x;
+		cursor->view_y = view->y;
+		struct wlr_box box;
+		view_get_box(view, &box);
+		cursor->view_width = box.width;
+		cursor->view_height = box.height;
+	}
 	cursor->resize_edges = edges;
+	view_maximize(view, false);
 	wlr_seat_pointer_clear_focus(seat->seat);
 
 	struct wlr_xcursor *xcursor = get_resize_xcursor(cursor->xcursor_theme, edges);
@@ -587,6 +601,7 @@ void roots_seat_begin_rotate(struct roots_seat *seat, struct roots_view *view) {
 	cursor->offs_x = cursor->cursor->x;
 	cursor->offs_y = cursor->cursor->y;
 	cursor->view_rotation = view->rotation;
+	view_maximize(view, false);
 	wlr_seat_pointer_clear_focus(seat->seat);
 
 	struct wlr_xcursor *xcursor = get_rotate_xcursor(cursor->xcursor_theme);
diff --git a/rootston/wl_shell.c b/rootston/wl_shell.c
index 81b9e640..96f461fe 100644
--- a/rootston/wl_shell.c
+++ b/rootston/wl_shell.c
@@ -50,6 +50,26 @@ 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,
+		void *data) {
+	struct roots_wl_shell_surface *roots_surface =
+		wl_container_of(listener, roots_surface, request_set_maximized);
+	struct roots_view *view = roots_surface->view;
+	//struct wlr_wl_shell_surface_set_maximized_event *e = data;
+	view_maximize(view, true);
+}
+
+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);
+	struct roots_view *view = roots_surface->view;
+	struct wlr_wl_shell_surface *surface = view->wl_shell_surface;
+	if (view->maximized &&
+			surface->state != WLR_WL_SHELL_SURFACE_STATE_MAXIMIZED) {
+		view_maximize(view, false);
+	}
+}
+
 static void handle_surface_commit(struct wl_listener *listener, void *data) {
 	// TODO do we need to do anything here?
 }
@@ -61,6 +81,9 @@ 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->set_state.link);
+	wl_list_remove(&roots_surface->surface_commit.link);
 	view_destroy(roots_surface->view);
 	free(roots_surface);
 }
@@ -94,6 +117,11 @@ 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;
+	wl_signal_add(&surface->events.request_set_maximized,
+		&roots_surface->request_set_maximized);
+	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,
 		&roots_surface->surface_commit);
diff --git a/rootston/xdg_shell_v6.c b/rootston/xdg_shell_v6.c
index ed952e18..6517c8b4 100644
--- a/rootston/xdg_shell_v6.c
+++ b/rootston/xdg_shell_v6.c
@@ -10,11 +10,17 @@
 #include "rootston/server.h"
 #include "rootston/input.h"
 
-static void get_size(struct roots_view *view, struct wlr_box *box) {
+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;
-	// TODO: surf->geometry can be NULL
-	memcpy(box, surf->geometry, sizeof(struct wlr_box));
+
+	if (surf->geometry->width > 0 && surf->geometry->height > 0) {
+		box->width = surf->geometry->width;
+		box->height = surf->geometry->height;
+	} else {
+		box->width = view->wlr_surface->current->width;
+		box->height = view->wlr_surface->current->height;
+	}
 }
 
 static void activate(struct roots_view *view, bool active) {
@@ -84,6 +90,16 @@ static void move_resize(struct roots_view *view, double x, double y,
 	wlr_xdg_toplevel_v6_set_size(surf, contrained_width, contrained_height);
 }
 
+static void maximize(struct roots_view *view, bool maximized) {
+	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_maximized(surface, maximized);
+}
+
 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;
@@ -121,8 +137,25 @@ static void handle_request_resize(struct wl_listener *listener, void *data) {
 	roots_seat_begin_resize(seat, view, e->edges);
 }
 
+static void handle_request_maximize(struct wl_listener *listener, void *data) {
+	struct roots_xdg_surface_v6 *roots_xdg_surface =
+		wl_container_of(listener, roots_xdg_surface, request_maximize);
+	struct roots_view *view = roots_xdg_surface->view;
+	struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
+
+	if (surface->role != WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
+		return;
+	}
+
+	view_maximize(view, surface->toplevel_state->next.maximized);
+}
+
 static void handle_commit(struct wl_listener *listener, void *data) {
-	// TODO is there anything we need to do here?
+	//struct roots_xdg_surface_v6 *roots_xdg_surface =
+	//	wl_container_of(listener, roots_xdg_surface, commit);
+	//struct roots_view *view = roots_xdg_surface->view;
+	//struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
+	// TODO
 }
 
 static void handle_destroy(struct wl_listener *listener, void *data) {
@@ -167,6 +200,9 @@ void handle_xdg_shell_v6_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_maximize.notify = handle_request_maximize;
+	wl_signal_add(&surface->events.request_maximize,
+		&roots_surface->request_maximize);
 
 	struct roots_view *view = calloc(1, sizeof(struct roots_view));
 	if (!view) {
@@ -181,6 +217,7 @@ void handle_xdg_shell_v6_surface(struct wl_listener *listener, void *data) {
 	view->activate = activate;
 	view->resize = resize;
 	view->move_resize = move_resize;
+	view->maximize = maximize;
 	view->close = close;
 	view->desktop = desktop;
 	roots_surface->view = view;
diff --git a/rootston/xwayland.c b/rootston/xwayland.c
index 92ba5e60..f4e100dc 100644
--- a/rootston/xwayland.c
+++ b/rootston/xwayland.c
@@ -85,11 +85,22 @@ static void close(struct roots_view *view) {
 	wlr_xwayland_surface_close(view->desktop->xwayland, 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,
+		view->xwayland_surface, maximized);
+}
+
 static void handle_destroy(struct wl_listener *listener, void *data) {
 	struct roots_xwayland_surface *roots_surface =
 		wl_container_of(listener, roots_surface, destroy);
 	view_teardown(roots_surface->view);
 	wl_list_remove(&roots_surface->destroy.link);
+	wl_list_remove(&roots_surface->request_configure.link);
+	wl_list_remove(&roots_surface->request_move.link);
+	wl_list_remove(&roots_surface->request_resize.link);
+	wl_list_remove(&roots_surface->request_maximize.link);
 	wl_list_remove(&roots_surface->map_notify.link);
 	wl_list_remove(&roots_surface->unmap_notify.link);
 	view_destroy(roots_surface->view);
@@ -149,6 +160,17 @@ static void handle_request_resize(struct wl_listener *listener, void *data) {
 	roots_seat_begin_resize(seat, view, e->edges);
 }
 
+static void handle_request_maximize(struct wl_listener *listener, void *data) {
+	struct roots_xwayland_surface *roots_surface =
+		wl_container_of(listener, roots_surface, request_maximize);
+	struct roots_view *view = roots_surface->view;
+	struct wlr_xwayland_surface *xwayland_surface = view->xwayland_surface;
+
+	bool maximized = xwayland_surface->maximized_vert &&
+		xwayland_surface->maximized_horz;
+	view_maximize(view, maximized);
+}
+
 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);
@@ -190,24 +212,24 @@ void handle_xwayland_surface(struct wl_listener *listener, void *data) {
 	if (roots_surface == NULL) {
 		return;
 	}
+
 	roots_surface->destroy.notify = handle_destroy;
 	wl_signal_add(&surface->events.destroy, &roots_surface->destroy);
-
 	roots_surface->request_configure.notify = handle_request_configure;
 	wl_signal_add(&surface->events.request_configure,
 		&roots_surface->request_configure);
-
 	roots_surface->map_notify.notify = handle_map_notify;
 	wl_signal_add(&surface->events.map_notify, &roots_surface->map_notify);
-
 	roots_surface->unmap_notify.notify = handle_unmap_notify;
 	wl_signal_add(&surface->events.unmap_notify, &roots_surface->unmap_notify);
-
 	roots_surface->request_move.notify = handle_request_move;
 	wl_signal_add(&surface->events.request_move, &roots_surface->request_move);
-
 	roots_surface->request_resize.notify = handle_request_resize;
-	wl_signal_add(&surface->events.request_resize, &roots_surface->request_resize);
+	wl_signal_add(&surface->events.request_resize,
+		&roots_surface->request_resize);
+	roots_surface->request_maximize.notify = handle_request_maximize;
+	wl_signal_add(&surface->events.request_maximize,
+		&roots_surface->request_maximize);
 
 	struct roots_view *view = calloc(1, sizeof(struct roots_view));
 	if (view == NULL) {
@@ -225,6 +247,7 @@ void handle_xwayland_surface(struct wl_listener *listener, void *data) {
 	view->resize = resize;
 	view->move = move;
 	view->move_resize = move_resize;
+	view->maximize = maximize;
 	view->close = close;
 	roots_surface->view = view;
 	wlr_list_add(desktop->views, view);
diff --git a/types/wlr_cursor.c b/types/wlr_cursor.c
index 83d36d14..dfaccb53 100644
--- a/types/wlr_cursor.c
+++ b/types/wlr_cursor.c
@@ -261,8 +261,8 @@ void wlr_cursor_warp_absolute(struct wlr_cursor *cur,
 		mapping = wlr_output_layout_get_box(cur->state->layout, NULL);
 	}
 
-	double x = mapping->width * x_mm + mapping->x;
-	double y = mapping->height * y_mm + mapping->y;
+	double x = x_mm > 0 ? mapping->width * x_mm + mapping->x : cur->x;
+	double y = y_mm > 0 ? mapping->height * y_mm + mapping->y : cur->y;
 
 	wlr_cursor_warp_unchecked(cur, x, y);
 }
diff --git a/types/wlr_data_device.c b/types/wlr_data_device.c
index ea28ef50..df18317b 100644
--- a/types/wlr_data_device.c
+++ b/types/wlr_data_device.c
@@ -815,3 +815,11 @@ struct wlr_data_device_manager *wlr_data_device_manager_create(
 
 	return manager;
 }
+
+void wlr_data_device_manager_destroy(struct wlr_data_device_manager *manager) {
+  if (!manager) {
+    return;
+  }
+  wl_global_destroy(manager->global);
+  free(manager);
+}
diff --git a/types/wlr_output.c b/types/wlr_output.c
index 5456d064..df02afec 100644
--- a/types/wlr_output.c
+++ b/types/wlr_output.c
@@ -231,7 +231,6 @@ void wlr_output_destroy(struct wlr_output *output) {
 
 void wlr_output_effective_resolution(struct wlr_output *output,
 		int *width, int *height) {
-	// TODO: Scale factor
 	if (output->transform % 2 == 1) {
 		*width = output->height;
 		*height = output->width;
@@ -239,6 +238,8 @@ void wlr_output_effective_resolution(struct wlr_output *output,
 		*width = output->width;
 		*height = output->height;
 	}
+	*width /= output->scale;
+	*height /= output->scale;
 }
 
 void wlr_output_make_current(struct wlr_output *output) {
@@ -269,6 +270,8 @@ static void output_cursor_render(struct wlr_output_cursor *cursor) {
 	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);
@@ -471,7 +474,10 @@ void wlr_output_cursor_set_surface(struct wlr_output_cursor *cursor,
 	}
 }
 
-bool wlr_output_cursor_move(struct wlr_output_cursor *cursor, int x, int y) {
+bool wlr_output_cursor_move(struct wlr_output_cursor *cursor,
+		double x, double y) {
+	x *= cursor->output->scale;
+	y *= cursor->output->scale;
 	cursor->x = x;
 	cursor->y = y;
 
@@ -483,7 +489,7 @@ bool wlr_output_cursor_move(struct wlr_output_cursor *cursor, int x, int y) {
 	if (!cursor->output->impl->move_cursor) {
 		return false;
 	}
-	return cursor->output->impl->move_cursor(cursor->output, x, y);
+	return cursor->output->impl->move_cursor(cursor->output, (int)x, (int)y);
 }
 
 struct wlr_output_cursor *wlr_output_cursor_create(struct wlr_output *output) {
diff --git a/types/wlr_surface.c b/types/wlr_surface.c
index 48971849..8cc2aa33 100644
--- a/types/wlr_surface.c
+++ b/types/wlr_surface.c
@@ -649,8 +649,8 @@ void wlr_surface_get_matrix(struct wlr_surface *surface,
 		float (*matrix)[16],
 		const float (*projection)[16],
 		const float (*transform)[16]) {
-	int width = surface->texture->width / surface->current->scale;
-	int height = surface->texture->height / surface->current->scale;
+	int width = surface->texture->width;
+	int height = surface->texture->height;
 	float scale[16];
 	wlr_matrix_identity(matrix);
 	if (transform) {
@@ -905,3 +905,27 @@ struct wlr_subsurface *wlr_surface_subsurface_at(struct wlr_surface *surface,
 
 	return NULL;
 }
+
+void wlr_surface_send_enter(struct wlr_surface *surface,
+		struct wlr_output *output) {
+	struct wl_client *client = wl_resource_get_client(surface->resource);
+	struct wl_resource *resource;
+	wl_resource_for_each(resource, &output->wl_resources) {
+		if (client == wl_resource_get_client(resource)) {
+			wl_surface_send_enter(surface->resource, resource);
+			break;
+		}
+	}
+}
+
+void wlr_surface_send_leave(struct wlr_surface *surface,
+		struct wlr_output *output) {
+	struct wl_client *client = wl_resource_get_client(surface->resource);
+	struct wl_resource *resource;
+	wl_resource_for_each(resource, &output->wl_resources) {
+		if (client == wl_resource_get_client(resource)) {
+			wl_surface_send_leave(surface->resource, resource);
+			break;
+		}
+	}
+}
diff --git a/types/wlr_wl_shell.c b/types/wlr_wl_shell.c
index ce32d186..31032fef 100644
--- a/types/wlr_wl_shell.c
+++ b/types/wlr_wl_shell.c
@@ -171,7 +171,6 @@ 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) {
@@ -287,9 +286,8 @@ static void shell_surface_protocol_set_fullscreen(struct wl_client *client,
 		output = wl_resource_get_user_data(output_resource);
 	}
 
-	if (surface->state == WLR_WL_SHELL_SURFACE_STATE_TOPLEVEL) {
-		return;
-	}
+	shell_surface_set_state(surface, WLR_WL_SHELL_SURFACE_STATE_FULLSCREEN,
+		NULL, NULL);
 
 	struct wlr_wl_shell_surface_set_fullscreen_event *event =
 		calloc(1, sizeof(struct wlr_wl_shell_surface_set_fullscreen_event));
@@ -377,9 +375,8 @@ static void shell_surface_protocol_set_maximized(struct wl_client *client,
 		output = wl_resource_get_user_data(output_resource);
 	}
 
-	if (surface->state == WLR_WL_SHELL_SURFACE_STATE_TOPLEVEL) {
-		return;
-	}
+	shell_surface_set_state(surface, WLR_WL_SHELL_SURFACE_STATE_MAXIMIZED,
+		NULL, NULL);
 
 	struct wlr_wl_shell_surface_set_maximized_event *event =
 		calloc(1, sizeof(struct wlr_wl_shell_surface_set_maximized_event));
diff --git a/types/wlr_xdg_shell_v6.c b/types/wlr_xdg_shell_v6.c
index add80561..05ca2b76 100644
--- a/types/wlr_xdg_shell_v6.c
+++ b/types/wlr_xdg_shell_v6.c
@@ -664,24 +664,28 @@ static void xdg_toplevel_protocol_set_maximized(struct wl_client *client,
 		struct wl_resource *resource) {
 	struct wlr_xdg_surface_v6 *surface = wl_resource_get_user_data(resource);
 	surface->toplevel_state->next.maximized = true;
+	wl_signal_emit(&surface->events.request_maximize, surface);
 }
 
 static void xdg_toplevel_protocol_unset_maximized(struct wl_client *client,
 		struct wl_resource *resource) {
 	struct wlr_xdg_surface_v6 *surface = wl_resource_get_user_data(resource);
 	surface->toplevel_state->next.maximized = false;
+	wl_signal_emit(&surface->events.request_maximize, surface);
 }
 
 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);
 	surface->toplevel_state->next.fullscreen = true;
+	wl_signal_emit(&surface->events.request_fullscreen, surface);
 }
 
 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);
 }
 
 static void xdg_toplevel_protocol_set_minimized(struct wl_client *client,
@@ -1143,6 +1147,8 @@ static void xdg_shell_get_xdg_surface(struct wl_client *wl_client,
 	wl_list_init(&surface->configure_list);
 	wl_list_init(&surface->popups);
 
+	wl_signal_init(&surface->events.request_maximize);
+	wl_signal_init(&surface->events.request_fullscreen);
 	wl_signal_init(&surface->events.request_minimize);
 	wl_signal_init(&surface->events.request_move);
 	wl_signal_init(&surface->events.request_resize);
diff --git a/xwayland/xwm.c b/xwayland/xwm.c
index f011587e..dff9fac2 100644
--- a/xwayland/xwm.c
+++ b/xwayland/xwm.c
@@ -823,41 +823,47 @@ static void xwm_handle_net_wm_state_message(struct wlr_xwm *xwm,
 	if (!xsurface) {
 		return;
 	}
+	if (client_message->format != 32) {
+		return;
+	}
 
-	int maximized = xsurface_is_maximized(xsurface);
+	bool fullscreen = xsurface->fullscreen;
+	bool maximized = xsurface_is_maximized(xsurface);
 
 	uint32_t action = client_message->data.data32[0];
-	uint32_t property = client_message->data.data32[1];
+	for (size_t i = 0; i < 2; ++i) {
+		uint32_t property = client_message->data.data32[1 + i];
 
-	if (property == xwm->atoms[_NET_WM_STATE_FULLSCREEN] &&
-			update_state(action, &xsurface->fullscreen)) {
-		xsurface_set_net_wm_state(xsurface);
+		if (property == xwm->atoms[_NET_WM_STATE_FULLSCREEN] &&
+				update_state(action, &xsurface->fullscreen)) {
+			xsurface_set_net_wm_state(xsurface);
+		} else if (property == xwm->atoms[_NET_WM_STATE_MAXIMIZED_VERT] &&
+				update_state(action, &xsurface->maximized_vert)) {
+			xsurface_set_net_wm_state(xsurface);
+		} else if (property == xwm->atoms[_NET_WM_STATE_MAXIMIZED_HORZ] &&
+				update_state(action, &xsurface->maximized_horz)) {
+			xsurface_set_net_wm_state(xsurface);
+		}
+	}
+	// client_message->data.data32[3] is the source indication
+	// all other values are set to 0
 
+	if (fullscreen != xsurface->fullscreen) {
 		if (xsurface->fullscreen) {
 			xsurface->saved_width = xsurface->width;
 			xsurface->saved_height = xsurface->height;
 		}
 
 		wl_signal_emit(&xsurface->events.request_fullscreen, xsurface);
-	} else {
-		if (property == xwm->atoms[_NET_WM_STATE_MAXIMIZED_VERT] &&
-				update_state(action, &xsurface->maximized_vert)) {
-			xsurface_set_net_wm_state(xsurface);
-		}
+	}
 
-		if (property == xwm->atoms[_NET_WM_STATE_MAXIMIZED_HORZ] &&
-				update_state(action, &xsurface->maximized_horz)) {
-			xsurface_set_net_wm_state(xsurface);
+	if (maximized != xsurface_is_maximized(xsurface)) {
+		if (xsurface_is_maximized(xsurface)) {
+			xsurface->saved_width = xsurface->width;
+			xsurface->saved_height = xsurface->height;
 		}
 
-		if (maximized != xsurface_is_maximized(xsurface)) {
-			if (xsurface_is_maximized(xsurface)) {
-				xsurface->saved_width = xsurface->width;
-				xsurface->saved_height = xsurface->height;
-			}
-
-			wl_signal_emit(&xsurface->events.request_maximize, xsurface);
-		}
+		wl_signal_emit(&xsurface->events.request_maximize, xsurface);
 	}
 }
 
@@ -1310,8 +1316,8 @@ struct wlr_xwm *xwm_create(struct wlr_xwayland *wlr_xwayland) {
 		xwm->atoms[_NET_ACTIVE_WINDOW],
 		xwm->atoms[_NET_WM_MOVERESIZE],
 		xwm->atoms[_NET_WM_STATE_FULLSCREEN],
-		xwm->atoms[_NET_WM_STATE_MAXIMIZED_HORZ],
 		xwm->atoms[_NET_WM_STATE_MAXIMIZED_VERT],
+		xwm->atoms[_NET_WM_STATE_MAXIMIZED_HORZ],
 	};
 	xcb_change_property(xwm->xcb_conn,
 		XCB_PROP_MODE_REPLACE,