[mutter/gbsneto/cleanup-x11-from-window-actor: 5/10] window-actor: Add set_surface() vfunc

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 9a9a3e505940ed664db5616f930a16d9362b3e67
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Fri Dec 21 23:18:49 2018 -0200

    window-actor: Add set_surface() vfunc
    
    This will help moving the signal handler for
    MetaSurfaceActor:repaint-scheduled to the X11
    specific implementation.
    
    https://gitlab.gnome.org/GNOME/mutter/merge_requests/368

 src/compositor/meta-window-actor-private.h |  3 +++
 src/compositor/meta-window-actor-wayland.c | 12 ++++++++++++
 src/compositor/meta-window-actor-x11.c     | 12 ++++++++++++
 src/compositor/meta-window-actor.c         | 12 +++++++++++-
 4 files changed, 38 insertions(+), 1 deletion(-)
---
diff --git a/src/compositor/meta-window-actor-private.h b/src/compositor/meta-window-actor-private.h
index 7a0a1f5f9..1523f40c9 100644
--- a/src/compositor/meta-window-actor-private.h
+++ b/src/compositor/meta-window-actor-private.h
@@ -17,6 +17,9 @@ struct _MetaWindowActorClass
                           ClutterFrameInfo *frame_info,
                           gint64            presentation_time);
 
+  void (*set_surface)    (MetaWindowActor  *actor,
+                          MetaSurfaceActor *surface);
+
   void (*pre_paint)      (MetaWindowActor *actor);
   void (*post_paint)     (MetaWindowActor *actor);
 };
diff --git a/src/compositor/meta-window-actor-wayland.c b/src/compositor/meta-window-actor-wayland.c
index 2ff9e82e8..394099228 100644
--- a/src/compositor/meta-window-actor-wayland.c
+++ b/src/compositor/meta-window-actor-wayland.c
@@ -20,6 +20,7 @@
  *     Georges Basile Stavracas Neto <gbsneto gnome org>
  */
 
+#include "compositor/meta-surface-actor.h"
 #include "compositor/meta-window-actor-wayland.h"
 #include "meta/meta-window-actor.h"
 
@@ -37,6 +38,16 @@ meta_window_actor_wayland_frame_complete (MetaWindowActor  *actor,
 {
 }
 
+static void
+meta_window_actor_wayland_set_surface (MetaWindowActor  *actor,
+                                       MetaSurfaceActor *surface)
+{
+  MetaWindowActorClass *parent_class =
+    META_WINDOW_ACTOR_CLASS (meta_window_actor_wayland_parent_class);
+
+  parent_class->set_surface (actor, surface);
+}
+
 static void
 meta_window_actor_wayland_pre_paint (MetaWindowActor *actor)
 {
@@ -53,6 +64,7 @@ meta_window_actor_wayland_class_init (MetaWindowActorWaylandClass *klass)
   MetaWindowActorClass *window_actor_class = META_WINDOW_ACTOR_CLASS (klass);
 
   window_actor_class->frame_complete = meta_window_actor_wayland_frame_complete;
+  window_actor_class->set_surface = meta_window_actor_wayland_set_surface;
   window_actor_class->pre_paint = meta_window_actor_wayland_pre_paint;
   window_actor_class->post_paint = meta_window_actor_wayland_post_paint;
 }
diff --git a/src/compositor/meta-window-actor-x11.c b/src/compositor/meta-window-actor-x11.c
index a28405248..31dd31f46 100644
--- a/src/compositor/meta-window-actor-x11.c
+++ b/src/compositor/meta-window-actor-x11.c
@@ -20,6 +20,7 @@
  *     Georges Basile Stavracas Neto <gbsneto gnome org>
  */
 
+#include "compositor/meta-surface-actor.h"
 #include "compositor/meta-window-actor-x11.h"
 #include "meta/meta-window-actor.h"
 
@@ -37,6 +38,16 @@ meta_window_actor_x11_frame_complete (MetaWindowActor  *actor,
 {
 }
 
+static void
+meta_window_actor_x11_set_surface (MetaWindowActor  *actor,
+                                   MetaSurfaceActor *surface)
+{
+  MetaWindowActorClass *parent_class =
+    META_WINDOW_ACTOR_CLASS (meta_window_actor_x11_parent_class);
+
+  parent_class->set_surface (actor, surface);
+}
+
 static void
 meta_window_actor_x11_pre_paint (MetaWindowActor *actor)
 {
@@ -53,6 +64,7 @@ meta_window_actor_x11_class_init (MetaWindowActorX11Class *klass)
   MetaWindowActorClass *window_actor_class = META_WINDOW_ACTOR_CLASS (klass);
 
   window_actor_class->frame_complete = meta_window_actor_x11_frame_complete;
+  window_actor_class->set_surface = meta_window_actor_x11_set_surface;
   window_actor_class->pre_paint = meta_window_actor_x11_pre_paint;
   window_actor_class->post_paint = meta_window_actor_x11_post_paint;
 }
diff --git a/src/compositor/meta-window-actor.c b/src/compositor/meta-window-actor.c
index b0c01dfc9..c66dc523c 100644
--- a/src/compositor/meta-window-actor.c
+++ b/src/compositor/meta-window-actor.c
@@ -175,7 +175,8 @@ static void meta_window_actor_paint (ClutterActor *actor);
 
 static gboolean meta_window_actor_get_paint_volume (ClutterActor       *actor,
                                                     ClutterPaintVolume *volume);
-
+static void set_surface (MetaWindowActor  *actor,
+                         MetaSurfaceActor *surface);
 
 static gboolean meta_window_actor_has_shadow (MetaWindowActor *self);
 
@@ -204,6 +205,13 @@ frame_data_free (FrameData *frame)
   g_slice_free (FrameData, frame);
 }
 
+static void
+meta_window_actor_real_set_surface (MetaWindowActor  *actor,
+                                    MetaSurfaceActor *surface)
+{
+  set_surface (actor, surface);
+}
+
 static void
 meta_window_actor_class_init (MetaWindowActorClass *klass)
 {
@@ -220,6 +228,8 @@ meta_window_actor_class_init (MetaWindowActorClass *klass)
   actor_class->paint = meta_window_actor_paint;
   actor_class->get_paint_volume = meta_window_actor_get_paint_volume;
 
+  klass->set_surface = meta_window_actor_real_set_surface;
+
   /**
    * MetaWindowActor::first-frame:
    * @actor: the #MetaWindowActor instance