backends: Make MetaBackend available to introspection

This moves meta-backend.h under meta/ and, for now, just exposes to
introspection the methods that we actually need in gnome-shell.

https://bugzilla.gnome.org/show_bug.cgi?id=734301

src/Makefile.am

@@ -49,7 +49,7 @@ wayland_protocols = \
 
 libmutter_la_SOURCES =				\
 	backends/meta-backend.c			\
-	backends/meta-backend.h			\
+	meta/meta-backend.h			\
 	backends/meta-backend-private.h		\
 	backends/meta-cursor.c			\
 	backends/meta-cursor.h			\
@@ -274,6 +274,7 @@ libmutterinclude_headers =			\
 	meta/group.h				\
 	meta/keybindings.h			\
 	meta/main.h				\
+	meta/meta-backend.h			\
 	meta/meta-background-actor.h		\
 	meta/meta-background-group.h		\
 	meta/meta-background.h			\

src/backends/meta-backend-private.h

@@ -28,7 +28,12 @@
 
 #include <glib-object.h>
 
-#include "meta-backend.h"
+#include <xkbcommon/xkbcommon.h>
+
+#include <meta/meta-backend.h>
+#include <meta/meta-idle-monitor.h>
+#include "meta-cursor-renderer.h"
+#include "meta-monitor-manager.h"
 
 #define DEFAULT_XKB_RULES_FILE "evdev"
 #define DEFAULT_XKB_MODEL "pc105+inet"
@@ -81,4 +86,22 @@ struct _MetaBackendClass
                               guint        idx);
 };
 
+MetaIdleMonitor * meta_backend_get_idle_monitor (MetaBackend *backend,
+                                                 int          device_id);
+MetaMonitorManager * meta_backend_get_monitor_manager (MetaBackend *backend);
+MetaCursorRenderer * meta_backend_get_cursor_renderer (MetaBackend *backend);
+
+gboolean meta_backend_grab_device (MetaBackend *backend,
+                                   int          device_id,
+                                   uint32_t     timestamp);
+gboolean meta_backend_ungrab_device (MetaBackend *backend,
+                                     int          device_id,
+                                     uint32_t     timestamp);
+
+void meta_backend_warp_pointer (MetaBackend *backend,
+                                int          x,
+                                int          y);
+
+struct xkb_keymap * meta_backend_get_keymap (MetaBackend *backend);
+
 #endif /* META_BACKEND_PRIVATE_H */

src/backends/meta-backend.c

@@ -24,7 +24,7 @@
 
 #include "config.h"
 
-#include "meta-backend.h"
+#include <meta/meta-backend.h>
 #include "meta-backend-private.h"
 
 #include <clutter/clutter.h>
@@ -37,6 +37,13 @@
 
 static MetaBackend *_backend;
 
+/**
+ * meta_get_backend:
+ *
+ * Accessor for the singleton MetaBackend.
+ *
+ * Returns: (transfer none): The only #MetaBackend there is.
+ */
 MetaBackend *
 meta_get_backend (void)
 {
@@ -145,6 +152,9 @@ meta_backend_post_init (MetaBackend *backend)
   META_BACKEND_GET_CLASS (backend)->post_init (backend);
 }
 
+/**
+ * meta_backend_get_idle_monitor: (skip)
+ */
 MetaIdleMonitor *
 meta_backend_get_idle_monitor (MetaBackend *backend,
                                int          device_id)
@@ -160,6 +170,9 @@ meta_backend_get_idle_monitor (MetaBackend *backend,
   return backend->device_monitors[device_id];
 }
 
+/**
+ * meta_backend_get_monitor_manager: (skip)
+ */
 MetaMonitorManager *
 meta_backend_get_monitor_manager (MetaBackend *backend)
 {
@@ -168,6 +181,9 @@ meta_backend_get_monitor_manager (MetaBackend *backend)
   return priv->monitor_manager;
 }
 
+/**
+ * meta_backend_get_cursor_renderer: (skip)
+ */
 MetaCursorRenderer *
 meta_backend_get_cursor_renderer (MetaBackend *backend)
 {
@@ -176,6 +192,9 @@ meta_backend_get_cursor_renderer (MetaBackend *backend)
   return priv->cursor_renderer;
 }
 
+/**
+ * meta_backend_grab_device: (skip)
+ */
 gboolean
 meta_backend_grab_device (MetaBackend *backend,
                           int          device_id,
@@ -184,6 +203,9 @@ meta_backend_grab_device (MetaBackend *backend,
   return META_BACKEND_GET_CLASS (backend)->grab_device (backend, device_id, timestamp);
 }
 
+/**
+ * meta_backend_ungrab_device: (skip)
+ */
 gboolean
 meta_backend_ungrab_device (MetaBackend *backend,
                             int          device_id,
@@ -192,6 +214,9 @@ meta_backend_ungrab_device (MetaBackend *backend,
   return META_BACKEND_GET_CLASS (backend)->ungrab_device (backend, device_id, timestamp);
 }
 
+/**
+ * meta_backend_warp_pointer: (skip)
+ */
 void
 meta_backend_warp_pointer (MetaBackend *backend,
                            int          x,
@@ -209,6 +234,9 @@ meta_backend_set_keymap (MetaBackend *backend,
   META_BACKEND_GET_CLASS (backend)->set_keymap (backend, layouts, variants, options);
 }
 
+/**
+ * meta_backend_get_keymap: (skip)
+ */
 struct xkb_keymap *
 meta_backend_get_keymap (MetaBackend *backend)
 
@@ -295,6 +323,9 @@ static GSourceFuncs event_funcs = {
   event_dispatch
 };
 
+/**
+ * meta_clutter_init: (skip)
+ */
 void
 meta_clutter_init (void)
 {

src/backends/meta-cursor-tracker.c

@@ -40,7 +40,7 @@
 #include <gdk/gdk.h>
 #include <gdk/gdkx.h>
 
-#include "meta-backend.h"
+#include "meta-backend-private.h"
 
 #include "meta-cursor-private.h"
 #include "meta-cursor-tracker-private.h"

src/backends/meta-cursor.c

@@ -27,7 +27,7 @@
 
 #include "display-private.h"
 #include "screen-private.h"
-#include "meta-backend.h"
+#include "meta-backend-private.h"
 
 #ifdef HAVE_NATIVE_BACKEND
 #include "backends/native/meta-cursor-renderer-native.h"

src/backends/meta-idle-monitor.c

@@ -38,7 +38,7 @@
 #include <meta/meta-idle-monitor.h>
 #include "meta-idle-monitor-private.h"
 #include "meta-idle-monitor-dbus.h"
-#include "meta-backend.h"
+#include "meta-backend-private.h"
 
 G_STATIC_ASSERT(sizeof(unsigned long) == sizeof(gpointer));
 

src/backends/meta-monitor-manager.c

@@ -37,7 +37,7 @@
 #include <meta/errors.h>
 #include "meta-monitor-config.h"
 #include "backends/x11/meta-monitor-manager-xrandr.h"
-#include "meta-backend.h"
+#include "meta-backend-private.h"
 
 enum {
   CONFIRM_DISPLAY_CHANGE,

src/backends/native/meta-launcher.c

@@ -42,7 +42,7 @@
 #include "meta-dbus-login1.h"
 
 #include "wayland/meta-wayland-private.h"
-#include "backends/meta-backend.h"
+#include "backends/meta-backend-private.h"
 #include "meta-cursor-renderer-native.h"
 
 struct _MetaLauncher

src/compositor/compositor.c

@@ -67,6 +67,7 @@
 #include <meta/compositor-mutter.h>
 #include <meta/prefs.h>
 #include <meta/main.h>
+#include <meta/meta-backend.h>
 #include <meta/meta-background-actor.h>
 #include <meta/meta-background-group.h>
 #include <meta/meta-shadow-factory.h>
@@ -80,7 +81,6 @@
 #include <X11/extensions/shape.h>
 #include <X11/extensions/Xcomposite.h>
 
-#include "backends/meta-backend.h"
 #include "backends/x11/meta-backend-x11.h"
 
 #include "wayland/meta-wayland-private.h"

src/compositor/meta-stage.c

@@ -25,7 +25,7 @@
 #include "meta-stage.h"
 
 #include "meta-cursor-private.h"
-#include "meta-backend.h"
+#include <meta/meta-backend.h>
 #include <meta/util.h>
 
 struct _MetaStagePrivate {

src/core/display.c

@@ -49,7 +49,7 @@
 #include "mutter-enum-types.h"
 #include "meta-idle-monitor-dbus.h"
 #include "meta-cursor-tracker-private.h"
-#include "meta-backend.h"
+#include <meta/meta-backend.h>
 #include "backends/x11/meta-backend-x11.h"
 #include <clutter/x11/clutter-x11.h>
 

src/core/events.c

@@ -23,9 +23,10 @@
 #include "config.h"
 #include "events.h"
 
+#include <meta/meta-backend.h>
+
 #include "display-private.h"
 #include "window-private.h"
-#include "backends/meta-backend.h"
 #include "backends/x11/meta-backend-x11.h"
 
 #ifdef HAVE_NATIVE_BACKEND

src/core/main.c

@@ -52,6 +52,7 @@
 #include "ui.h"
 #include <meta/prefs.h>
 #include <meta/compositor.h>
+#include <meta/meta-backend.h>
 
 #include <glib-object.h>
 #include <glib-unix.h>
@@ -78,7 +79,6 @@
 #include "x11/session.h"
 
 #include "wayland/meta-wayland.h"
-#include "backends/meta-backend.h"
 
 /*
  * The exit code we'll return to our parent process when we eventually die.

src/core/window.c

@@ -58,7 +58,7 @@
 #include "wayland/window-wayland.h"
 #include "wayland/meta-wayland-private.h"
 
-#include "backends/meta-backend.h"
+#include "backends/meta-backend-private.h"
 
 /* Windows that unmaximize to a size bigger than that fraction of the workarea
  * will be scaled down to that size (while maintaining aspect ratio).

src/meta/meta-backend.h

@@ -27,12 +27,6 @@
 
 #include <glib-object.h>
 
-#include <xkbcommon/xkbcommon.h>
-
-#include <meta/meta-idle-monitor.h>
-#include "meta-monitor-manager.h"
-#include "meta-cursor-renderer.h"
-
 typedef struct _MetaBackend        MetaBackend;
 typedef struct _MetaBackendClass   MetaBackendClass;
 
@@ -40,29 +34,11 @@ GType meta_backend_get_type (void);
 
 MetaBackend * meta_get_backend (void);
 
-MetaIdleMonitor * meta_backend_get_idle_monitor (MetaBackend *backend,
-                                                 int          device_id);
-MetaMonitorManager * meta_backend_get_monitor_manager (MetaBackend *backend);
-MetaCursorRenderer * meta_backend_get_cursor_renderer (MetaBackend *backend);
-
-gboolean meta_backend_grab_device (MetaBackend *backend,
-                                   int          device_id,
-                                   uint32_t     timestamp);
-gboolean meta_backend_ungrab_device (MetaBackend *backend,
-                                     int          device_id,
-                                     uint32_t     timestamp);
-
-void meta_backend_warp_pointer (MetaBackend *backend,
-                                int          x,
-                                int          y);
-
 void meta_backend_set_keymap (MetaBackend *backend,
                               const char  *layouts,
                               const char  *variants,
                               const char  *options);
 
-struct xkb_keymap * meta_backend_get_keymap (MetaBackend *backend);
-
 void meta_backend_lock_layout_group (MetaBackend *backend,
                                      guint        idx);
 

src/wayland/meta-wayland-keyboard.c

@@ -57,7 +57,8 @@
 #include <unistd.h>
 #include <sys/mman.h>
 
-#include "backends/meta-backend.h"
+#include "backends/meta-backend-private.h"
+
 #include "meta-wayland-private.h"
 
 static void meta_wayland_keyboard_update_xkb_state (MetaWaylandKeyboard *keyboard);

src/wayland/meta-wayland.c

@@ -37,7 +37,7 @@
 
 #include <wayland-server.h>
 
-#include "backends/meta-backend.h"
+#include <meta/meta-backend.h>
 
 #include "meta-wayland-private.h"
 #include "meta-xwayland-private.h"