surface: Make gdk_surface_set_frame_clock() available

... to backends.

That way, frame clocks can be constructed by the backends' surface
implementations and dont need to be passed in as construct arguments.

Also add an assertion that they are indeed constructed.

diff --git a/gdk/gdksurface.c b/gdk/gdksurface.c
index e58681764adcd69cd0d370a2f3e2be8db55448b2..209ae3080db91b6ed4fe532e93a77578c86f1ba9 100644 (file)
--- a/gdk/gdksurface.c
+++ b/gdk/gdksurface.c
@@ -115,9 +115,6 @@ static void gdk_surface_get_property (GObject      *object,
 static void update_cursor               (GdkDisplay *display,
                                          GdkDevice  *device);
 
-static void gdk_surface_set_frame_clock (GdkSurface      *surface,
-                                         GdkFrameClock  *clock);
-
 static void gdk_surface_queue_set_is_mapped (GdkSurface *surface,
                                              gboolean    is_mapped);
 
@@ -496,11 +493,22 @@ gdk_surface_real_get_scale (GdkSurface *surface)
   return 1.0;
 }
 
+static void
+gdk_surface_constructed (GObject *object)
+{
+  G_GNUC_UNUSED GdkSurface *surface = GDK_SURFACE (object);
+
+  g_assert (surface->frame_clock != NULL);
+
+  G_OBJECT_CLASS (gdk_surface_parent_class)->constructed (object);
+}
+
 static void
 gdk_surface_class_init (GdkSurfaceClass *klass)
 {
   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 
+  object_class->constructed = gdk_surface_constructed;
   object_class->finalize = gdk_surface_finalize;
   object_class->set_property = gdk_surface_set_property;
   object_class->get_property = gdk_surface_get_property;
@@ -2452,7 +2460,7 @@ gdk_surface_resume_events (GdkFrameClock *clock,
     }
 }
 
-static void
+void
 gdk_surface_set_frame_clock (GdkSurface     *surface,
                              GdkFrameClock *clock)
 {

diff --git a/gdk/gdksurfaceprivate.h b/gdk/gdksurfaceprivate.h
index a8587a8442b7bdaceb4f6d8f967d531ab99d0100..58264697fc45135f07d18f8e1b961dd6c3cf1034 100644 (file)
--- a/gdk/gdksurfaceprivate.h
+++ b/gdk/gdksurfaceprivate.h
@@ -285,6 +285,8 @@ void gdk_surface_get_geometry (GdkSurface *surface,
                                int        *width,
                                int        *height);
 
+void                    gdk_surface_set_frame_clock             (GdkSurface             *surface,
+                                                                 GdkFrameClock          *clock);
 void                    gdk_surface_set_egl_native_window       (GdkSurface             *self,
                                                                  gpointer                native_window);
 void                    gdk_surface_ensure_egl_surface          (GdkSurface             *self,