desktop-shell: Rename protocol weston_desktop_shell

In the effort of going away from generic names of protocols only
relevant for weston, rename the weston desktop shell
weston_desktop_shell.

This also resets the version to 1, as there will be no prior versions
to weston_desktop_shell.

Signed-off-by: Jonas Ådahl <jadahl@gmail.com>
Reviewed-by: Mariusz Ceier <mceier+wayland@gmail.com>
Reviewed-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>
diff --git a/Makefile.am b/Makefile.am
index 217c730..1bced97 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -693,9 +693,9 @@
 endif
 
 weston_keyboard_SOURCES = clients/keyboard.c
-nodist_weston_keyboard_SOURCES =			\
-	protocol/desktop-shell-client-protocol.h	\
-	protocol/desktop-shell-protocol.c		\
+nodist_weston_keyboard_SOURCES =				\
+	protocol/weston-desktop-shell-client-protocol.h		\
+	protocol/weston-desktop-shell-protocol.c		\
 	protocol/input-method-unstable-v1-protocol.c		\
 	protocol/input-method-unstable-v1-client-protocol.h
 weston_keyboard_LDADD = libtoytoolkit.la
@@ -721,8 +721,8 @@
 	clients/desktop-shell.c				\
 	shared/helpers.h
 nodist_weston_desktop_shell_SOURCES =			\
-	protocol/desktop-shell-client-protocol.h	\
-	protocol/desktop-shell-protocol.c
+	protocol/weston-desktop-shell-client-protocol.h	\
+	protocol/weston-desktop-shell-protocol.c
 weston_desktop_shell_LDADD = libtoytoolkit.la
 weston_desktop_shell_CFLAGS = $(AM_CFLAGS) $(CLIENT_CFLAGS)
 
@@ -757,8 +757,8 @@
 	protocol/text-input-unstable-v1-client-protocol.h		\
 	protocol/input-method-unstable-v1-protocol.c			\
 	protocol/input-method-unstable-v1-client-protocol.h		\
-	protocol/desktop-shell-client-protocol.h	\
-	protocol/desktop-shell-protocol.c		\
+	protocol/weston-desktop-shell-client-protocol.h			\
+	protocol/weston-desktop-shell-protocol.c			\
 	protocol/scaler-client-protocol.h		\
 	protocol/scaler-protocol.c			\
 	protocol/workspaces-client-protocol.h		\
@@ -839,8 +839,8 @@
 	desktop-shell/input-panel.c			\
 	shared/helpers.h
 nodist_desktop_shell_la_SOURCES =			\
-	protocol/desktop-shell-protocol.c		\
-	protocol/desktop-shell-server-protocol.h	\
+	protocol/weston-desktop-shell-protocol.c	\
+	protocol/weston-desktop-shell-server-protocol.h	\
 	protocol/xdg-shell-unstable-v5-protocol.c	\
 	protocol/xdg-shell-unstable-v5-server-protocol.h
 
@@ -1340,7 +1340,7 @@
 	protocol/text-input-unstable-v1-client-protocol.h
 
 EXTRA_DIST +=					\
-	protocol/desktop-shell.xml		\
+	protocol/weston-desktop-shell.xml	\
 	protocol/screenshooter.xml		\
 	protocol/workspaces.xml			\
 	protocol/text-cursor-position.xml	\
diff --git a/clients/desktop-shell.c b/clients/desktop-shell.c
index 9cf3d68..6ab76dc 100644
--- a/clients/desktop-shell.c
+++ b/clients/desktop-shell.c
@@ -47,14 +47,13 @@
 #include "shared/config-parser.h"
 #include "shared/helpers.h"
 
-#include "desktop-shell-client-protocol.h"
+#include "weston-desktop-shell-client-protocol.h"
 
 extern char **environ; /* defined by libc */
 
 struct desktop {
 	struct display *display;
-	struct desktop_shell *shell;
-	uint32_t interface_version;
+	struct weston_desktop_shell *shell;
 	struct unlock_dialog *unlock_dialog;
 	struct task unlock_task;
 	struct wl_list outputs;
@@ -72,7 +71,7 @@
 
 struct surface {
 	void (*configure)(void *data,
-			  struct desktop_shell *desktop_shell,
+			  struct weston_desktop_shell *desktop_shell,
 			  uint32_t edges, struct window *window,
 			  int32_t width, int32_t height);
 };
@@ -174,8 +173,7 @@
 	if (!desktop->painted && is_desktop_painted(desktop)) {
 		desktop->painted = 1;
 
-		if (desktop->interface_version >= 2)
-			desktop_shell_desktop_ready(desktop->shell);
+		weston_desktop_shell_desktop_ready(desktop->shell);
 	}
 }
 
@@ -462,7 +460,7 @@
 
 static void
 panel_configure(void *data,
-		struct desktop_shell *desktop_shell,
+		struct weston_desktop_shell *desktop_shell,
 		uint32_t edges, struct window *window,
 		int32_t width, int32_t height)
 {
@@ -725,7 +723,7 @@
 
 static void
 background_configure(void *data,
-		     struct desktop_shell *desktop_shell,
+		     struct weston_desktop_shell *desktop_shell,
 		     uint32_t edges, struct window *window,
 		     int32_t width, int32_t height)
 {
@@ -860,6 +858,7 @@
 {
 	struct display *display = desktop->display;
 	struct unlock_dialog *dialog;
+	struct wl_surface *surface;
 
 	dialog = xzalloc(sizeof *dialog);
 
@@ -884,8 +883,8 @@
 	widget_set_touch_up_handler(dialog->button,
 				      unlock_dialog_touch_up_handler);
 
-	desktop_shell_set_lock_surface(desktop->shell,
-				       window_get_wl_surface(dialog->window));
+	surface = window_get_wl_surface(dialog->window);
+	weston_desktop_shell_set_lock_surface(desktop->shell, surface);
 
 	window_schedule_resize(dialog->window, 260, 230);
 
@@ -905,14 +904,14 @@
 	struct desktop *desktop =
 		container_of(task, struct desktop, unlock_task);
 
-	desktop_shell_unlock(desktop->shell);
+	weston_desktop_shell_unlock(desktop->shell);
 	unlock_dialog_destroy(desktop->unlock_dialog);
 	desktop->unlock_dialog = NULL;
 }
 
 static void
 desktop_shell_configure(void *data,
-			struct desktop_shell *desktop_shell,
+			struct weston_desktop_shell *desktop_shell,
 			uint32_t edges,
 			struct wl_surface *surface,
 			int32_t width, int32_t height)
@@ -925,12 +924,12 @@
 
 static void
 desktop_shell_prepare_lock_surface(void *data,
-				   struct desktop_shell *desktop_shell)
+				   struct weston_desktop_shell *desktop_shell)
 {
 	struct desktop *desktop = data;
 
 	if (!desktop->locking) {
-		desktop_shell_unlock(desktop->shell);
+		weston_desktop_shell_unlock(desktop->shell);
 		return;
 	}
 
@@ -942,52 +941,52 @@
 
 static void
 desktop_shell_grab_cursor(void *data,
-			  struct desktop_shell *desktop_shell,
+			  struct weston_desktop_shell *desktop_shell,
 			  uint32_t cursor)
 {
 	struct desktop *desktop = data;
 
 	switch (cursor) {
-	case DESKTOP_SHELL_CURSOR_NONE:
+	case WESTON_DESKTOP_SHELL_CURSOR_NONE:
 		desktop->grab_cursor = CURSOR_BLANK;
 		break;
-	case DESKTOP_SHELL_CURSOR_BUSY:
+	case WESTON_DESKTOP_SHELL_CURSOR_BUSY:
 		desktop->grab_cursor = CURSOR_WATCH;
 		break;
-	case DESKTOP_SHELL_CURSOR_MOVE:
+	case WESTON_DESKTOP_SHELL_CURSOR_MOVE:
 		desktop->grab_cursor = CURSOR_DRAGGING;
 		break;
-	case DESKTOP_SHELL_CURSOR_RESIZE_TOP:
+	case WESTON_DESKTOP_SHELL_CURSOR_RESIZE_TOP:
 		desktop->grab_cursor = CURSOR_TOP;
 		break;
-	case DESKTOP_SHELL_CURSOR_RESIZE_BOTTOM:
+	case WESTON_DESKTOP_SHELL_CURSOR_RESIZE_BOTTOM:
 		desktop->grab_cursor = CURSOR_BOTTOM;
 		break;
-	case DESKTOP_SHELL_CURSOR_RESIZE_LEFT:
+	case WESTON_DESKTOP_SHELL_CURSOR_RESIZE_LEFT:
 		desktop->grab_cursor = CURSOR_LEFT;
 		break;
-	case DESKTOP_SHELL_CURSOR_RESIZE_RIGHT:
+	case WESTON_DESKTOP_SHELL_CURSOR_RESIZE_RIGHT:
 		desktop->grab_cursor = CURSOR_RIGHT;
 		break;
-	case DESKTOP_SHELL_CURSOR_RESIZE_TOP_LEFT:
+	case WESTON_DESKTOP_SHELL_CURSOR_RESIZE_TOP_LEFT:
 		desktop->grab_cursor = CURSOR_TOP_LEFT;
 		break;
-	case DESKTOP_SHELL_CURSOR_RESIZE_TOP_RIGHT:
+	case WESTON_DESKTOP_SHELL_CURSOR_RESIZE_TOP_RIGHT:
 		desktop->grab_cursor = CURSOR_TOP_RIGHT;
 		break;
-	case DESKTOP_SHELL_CURSOR_RESIZE_BOTTOM_LEFT:
+	case WESTON_DESKTOP_SHELL_CURSOR_RESIZE_BOTTOM_LEFT:
 		desktop->grab_cursor = CURSOR_BOTTOM_LEFT;
 		break;
-	case DESKTOP_SHELL_CURSOR_RESIZE_BOTTOM_RIGHT:
+	case WESTON_DESKTOP_SHELL_CURSOR_RESIZE_BOTTOM_RIGHT:
 		desktop->grab_cursor = CURSOR_BOTTOM_RIGHT;
 		break;
-	case DESKTOP_SHELL_CURSOR_ARROW:
+	case WESTON_DESKTOP_SHELL_CURSOR_ARROW:
 	default:
 		desktop->grab_cursor = CURSOR_LEFT_PTR;
 	}
 }
 
-static const struct desktop_shell_listener listener = {
+static const struct weston_desktop_shell_listener listener = {
 	desktop_shell_configure,
 	desktop_shell_prepare_lock_surface,
 	desktop_shell_grab_cursor
@@ -1075,7 +1074,7 @@
 	window_set_user_data(desktop->grab_window, desktop);
 
 	s = window_get_wl_surface(desktop->grab_window);
-	desktop_shell_set_grab_surface(desktop->shell, s);
+	weston_desktop_shell_set_grab_surface(desktop->shell, s);
 
 	desktop->grab_widget =
 		window_add_widget(desktop->grab_window, desktop);
@@ -1189,14 +1188,14 @@
 	if (want_panel(desktop)) {
 		output->panel = panel_create(desktop);
 		surface = window_get_wl_surface(output->panel->window);
-		desktop_shell_set_panel(desktop->shell,
-					output->output, surface);
+		weston_desktop_shell_set_panel(desktop->shell,
+					       output->output, surface);
 	}
 
 	output->background = background_create(desktop);
 	surface = window_get_wl_surface(output->background->window);
-	desktop_shell_set_background(desktop->shell,
-				     output->output, surface);
+	weston_desktop_shell_set_background(desktop->shell,
+					    output->output, surface);
 }
 
 static void
@@ -1228,12 +1227,14 @@
 {
 	struct desktop *desktop = data;
 
-	if (!strcmp(interface, "desktop_shell")) {
-		desktop->interface_version = (version < 2) ? version : 2;
+	if (!strcmp(interface, "weston_desktop_shell")) {
 		desktop->shell = display_bind(desktop->display,
-					      id, &desktop_shell_interface,
-					      desktop->interface_version);
-		desktop_shell_add_listener(desktop->shell, &listener, desktop);
+					      id,
+					      &weston_desktop_shell_interface,
+					      1);
+		weston_desktop_shell_add_listener(desktop->shell,
+						  &listener,
+						  desktop);
 	} else if (!strcmp(interface, "wl_output")) {
 		create_output(desktop, id);
 	}
@@ -1334,7 +1335,7 @@
 	desktop_destroy_outputs(&desktop);
 	if (desktop.unlock_dialog)
 		unlock_dialog_destroy(desktop.unlock_dialog);
-	desktop_shell_destroy(desktop.shell);
+	weston_desktop_shell_destroy(desktop.shell);
 	display_destroy(desktop.display);
 
 	return 0;
diff --git a/desktop-shell/input-panel.c b/desktop-shell/input-panel.c
index 8d315dc..73eac5c 100644
--- a/desktop-shell/input-panel.c
+++ b/desktop-shell/input-panel.c
@@ -30,7 +30,6 @@
 #include <string.h>
 
 #include "shell.h"
-#include "desktop-shell-server-protocol.h"
 #include "input-method-unstable-v1-server-protocol.h"
 #include "shared/helpers.h"
 
diff --git a/desktop-shell/shell.c b/desktop-shell/shell.c
index 58cad93..f93dc94 100644
--- a/desktop-shell/shell.c
+++ b/desktop-shell/shell.c
@@ -36,7 +36,7 @@
 #include <sys/types.h>
 
 #include "shell.h"
-#include "desktop-shell-server-protocol.h"
+#include "weston-desktop-shell-server-protocol.h"
 #include "workspaces-server-protocol.h"
 #include "shared/config-parser.h"
 #include "shared/helpers.h"
@@ -375,7 +375,7 @@
 		 const struct weston_pointer_grab_interface *interface,
 		 struct shell_surface *shsurf,
 		 struct weston_pointer *pointer,
-		 enum desktop_shell_cursor cursor)
+		 enum weston_desktop_shell_cursor cursor)
 {
 	struct desktop_shell *shell = shsurf->shell;
 	struct weston_touch *touch = weston_seat_get_touch(pointer->seat);
@@ -393,7 +393,7 @@
 	shsurf->grabbed = 1;
 	weston_pointer_start_grab(pointer, &grab->grab);
 	if (shell->child.desktop_shell) {
-		desktop_shell_send_grab_cursor(shell->child.desktop_shell,
+		weston_desktop_shell_send_grab_cursor(shell->child.desktop_shell,
 					       cursor);
 		weston_pointer_set_focus(pointer,
 					 get_default_view(shell->grab_surface),
@@ -423,8 +423,8 @@
 			continue;
 
 		switch (shell->panel_position) {
-		case DESKTOP_SHELL_PANEL_POSITION_TOP:
-		case DESKTOP_SHELL_PANEL_POSITION_BOTTOM:
+		case WESTON_DESKTOP_SHELL_PANEL_POSITION_TOP:
+		case WESTON_DESKTOP_SHELL_PANEL_POSITION_BOTTOM:
 			weston_view_to_global_float(view,
 						    view->surface->width, 0,
 						    &x, &y);
@@ -433,8 +433,8 @@
 			*height = view->surface->height + (int) y - output->y;
 			return;
 
-		case DESKTOP_SHELL_PANEL_POSITION_LEFT:
-		case DESKTOP_SHELL_PANEL_POSITION_RIGHT:
+		case WESTON_DESKTOP_SHELL_PANEL_POSITION_LEFT:
+		case WESTON_DESKTOP_SHELL_PANEL_POSITION_RIGHT:
 			weston_view_to_global_float(view,
 						    0, view->surface->height,
 						    &x, &y);
@@ -465,16 +465,16 @@
 
 	get_output_panel_size(shell, output, &panel_width, &panel_height);
 	switch (shell->panel_position) {
-	case DESKTOP_SHELL_PANEL_POSITION_TOP:
+	case WESTON_DESKTOP_SHELL_PANEL_POSITION_TOP:
 	default:
 		area->y += panel_height;
-	case DESKTOP_SHELL_PANEL_POSITION_BOTTOM:
+	case WESTON_DESKTOP_SHELL_PANEL_POSITION_BOTTOM:
 		area->width = output->width;
 		area->height = output->height - panel_height;
 		break;
-	case DESKTOP_SHELL_PANEL_POSITION_LEFT:
+	case WESTON_DESKTOP_SHELL_PANEL_POSITION_LEFT:
 		area->x += panel_width;
-	case DESKTOP_SHELL_PANEL_POSITION_RIGHT:
+	case WESTON_DESKTOP_SHELL_PANEL_POSITION_RIGHT:
 		area->width = output->width - panel_width;
 		area->height = output->height;
 		break;
@@ -1718,7 +1718,8 @@
 	x = wl_fixed_to_int(pointer->x + move->dx);
 	y = wl_fixed_to_int(pointer->y + move->dy);
 
-	if (shsurf->shell->panel_position == DESKTOP_SHELL_PANEL_POSITION_TOP) {
+	if (shsurf->shell->panel_position ==
+	    WESTON_DESKTOP_SHELL_PANEL_POSITION_TOP) {
 		get_output_work_area(shsurf->shell,
 				     shsurf->surface->output,
 				     &area);
@@ -1818,7 +1819,7 @@
 	move->client_initiated = client_initiated;
 
 	shell_grab_start(&move->base, &move_grab_interface, shsurf,
-			 pointer, DESKTOP_SHELL_CURSOR_MOVE);
+			 pointer, WESTON_DESKTOP_SHELL_CURSOR_MOVE);
 
 	return 0;
 }
@@ -2134,7 +2135,7 @@
 		return;
 
 	shell_grab_start(grab, &busy_cursor_grab_interface, shsurf, pointer,
-			 DESKTOP_SHELL_CURSOR_BUSY);
+			 WESTON_DESKTOP_SHELL_CURSOR_BUSY);
 	/* Mark the shsurf as ungrabbed so that button binding is able
 	 * to move it. */
 	shsurf->grabbed = 0;
@@ -4453,10 +4454,10 @@
 	weston_surface_set_label_func(surface, background_get_label);
 	surface->output = wl_resource_get_user_data(output_resource);
 	view->output = surface->output;
-	desktop_shell_send_configure(resource, 0,
-				     surface_resource,
-				     surface->output->width,
-				     surface->output->height);
+	weston_desktop_shell_send_configure(resource, 0,
+					    surface_resource,
+					    surface->output->width,
+					    surface->output->height);
 }
 
 static int
@@ -4504,10 +4505,10 @@
 	weston_surface_set_label_func(surface, panel_get_label);
 	surface->output = wl_resource_get_user_data(output_resource);
 	view->output = surface->output;
-	desktop_shell_send_configure(resource, 0,
-				     surface_resource,
-				     surface->output->width,
-				     surface->output->height);
+	weston_desktop_shell_send_configure(resource, 0,
+					    surface_resource,
+					    surface->output->width,
+					    surface->output->height);
 }
 
 static int
@@ -4639,12 +4640,12 @@
 {
 	struct desktop_shell *shell = wl_resource_get_user_data(resource);
 
-	if (position != DESKTOP_SHELL_PANEL_POSITION_TOP &&
-	    position != DESKTOP_SHELL_PANEL_POSITION_BOTTOM &&
-	    position != DESKTOP_SHELL_PANEL_POSITION_LEFT &&
-	    position != DESKTOP_SHELL_PANEL_POSITION_RIGHT) {
+	if (position != WESTON_DESKTOP_SHELL_PANEL_POSITION_TOP &&
+	    position != WESTON_DESKTOP_SHELL_PANEL_POSITION_BOTTOM &&
+	    position != WESTON_DESKTOP_SHELL_PANEL_POSITION_LEFT &&
+	    position != WESTON_DESKTOP_SHELL_PANEL_POSITION_RIGHT) {
 		wl_resource_post_error(resource,
-				       DESKTOP_SHELL_ERROR_INVALID_ARGUMENT,
+				       WESTON_DESKTOP_SHELL_ERROR_INVALID_ARGUMENT,
 				       "bad position argument");
 		return;
 	}
@@ -4652,7 +4653,7 @@
 	shell->panel_position = position;
 }
 
-static const struct desktop_shell_interface desktop_shell_implementation = {
+static const struct weston_desktop_shell_interface desktop_shell_implementation = {
 	desktop_shell_set_background,
 	desktop_shell_set_panel,
 	desktop_shell_set_lock_surface,
@@ -5057,7 +5058,7 @@
 	}
 
 	shell_grab_start(&rotate->base, &rotate_grab_interface, surface,
-			 pointer, DESKTOP_SHELL_CURSOR_ARROW);
+			 pointer, WESTON_DESKTOP_SHELL_CURSOR_ARROW);
 }
 
 static void
@@ -5295,6 +5296,8 @@
 static void
 unlock(struct desktop_shell *shell)
 {
+	struct wl_resource *shell_resource;
+
 	if (!shell->locked || shell->lock_surface) {
 		shell_fade(shell, FADE_IN);
 		return;
@@ -5309,7 +5312,8 @@
 	if (shell->prepare_event_sent)
 		return;
 
-	desktop_shell_send_prepare_lock_surface(shell->child.desktop_shell);
+	shell_resource = shell->child.desktop_shell;
+	weston_desktop_shell_send_prepare_lock_surface(shell_resource);
 	shell->prepare_event_sent = true;
 }
 
@@ -5963,18 +5967,14 @@
 	struct desktop_shell *shell = data;
 	struct wl_resource *resource;
 
-	resource = wl_resource_create(client, &desktop_shell_interface,
-				      MIN(version, 3), id);
+	resource = wl_resource_create(client, &weston_desktop_shell_interface,
+				      1, id);
 
 	if (client == shell->child.client) {
 		wl_resource_set_implementation(resource,
 					       &desktop_shell_implementation,
 					       shell, unbind_desktop_shell);
 		shell->child.desktop_shell = resource;
-
-		if (version < 2)
-			shell_fade_startup(shell);
-
 		return;
 	}
 
@@ -6683,7 +6683,7 @@
 		return -1;
 
 	if (wl_global_create(ec->wl_display,
-			     &desktop_shell_interface, 3,
+			     &weston_desktop_shell_interface, 1,
 			     shell, bind_desktop_shell) == NULL)
 		return -1;
 
@@ -6693,7 +6693,7 @@
 
 	shell->child.deathstamp = weston_compositor_get_time();
 
-	shell->panel_position = DESKTOP_SHELL_PANEL_POSITION_TOP;
+	shell->panel_position = WESTON_DESKTOP_SHELL_PANEL_POSITION_TOP;
 
 	setup_output_destroy_handler(ec, shell);
 
diff --git a/desktop-shell/shell.h b/desktop-shell/shell.h
index 041ecd8..2ef23f4 100644
--- a/desktop-shell/shell.h
+++ b/desktop-shell/shell.h
@@ -28,7 +28,7 @@
 
 #include "compositor.h"
 
-#include "desktop-shell-server-protocol.h"
+#include "weston-desktop-shell-server-protocol.h"
 
 enum animation_type {
 	ANIMATION_NONE,
@@ -202,7 +202,7 @@
 	struct wl_listener output_move_listener;
 	struct wl_list output_list;
 
-	enum desktop_shell_panel_position panel_position;
+	enum weston_desktop_shell_panel_position panel_position;
 
 	char *client;
 
diff --git a/protocol/desktop-shell.xml b/protocol/weston-desktop-shell.xml
similarity index 93%
rename from protocol/desktop-shell.xml
rename to protocol/weston-desktop-shell.xml
index dd81574..a21047f 100644
--- a/protocol/desktop-shell.xml
+++ b/protocol/weston-desktop-shell.xml
@@ -1,6 +1,6 @@
-<protocol name="desktop">
+<protocol name="weston_desktop">
 
-  <interface name="desktop_shell" version="3">
+  <interface name="weston_desktop_shell" version="1">
     <description summary="create desktop widgets and helpers">
       Traditional user interfaces can rely on this interface to define the
       foundations of typical desktops. Currently it's possible to set up
@@ -81,9 +81,7 @@
       <entry name="busy" value="11"/>
     </enum>
 
-    <!-- Version 2 additions -->
-
-    <request name="desktop_ready" since="2">
+    <request name="desktop_ready">
       <description summary="desktop is ready to be shown">
 	Tell the server, that enough desktop elements have been drawn
 	to make the desktop look ready for use. During start-up, the
@@ -94,8 +92,6 @@
       </description>
     </request>
 
-    <!-- Version 3 additions -->
-
     <enum name="panel_position">
       <entry name="top" value="0"/>
       <entry name="bottom" value="1"/>
@@ -108,7 +104,7 @@
         summary="an invalid argument was provided in a request"/>
     </enum>
 
-    <request name="set_panel_position" since="3">
+    <request name="set_panel_position">
       <arg name="position" type="uint"/>
       <description summary="set panel position">
         Tell the shell which side of the screen the panel is
@@ -119,7 +115,7 @@
 
   </interface>
 
-  <interface name="screensaver" version="1">
+  <interface name="weston_screensaver" version="1">
     <description summary="interface for implementing screensavers">
       Only one client can bind this interface at a time.
     </description>