[mutter] clutter/stage-view: Pass a pointer to the stage during constuction

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

commit 59eebd6f6d7bc840c1a315d313b6bc285ca4508b
Author: Jonas Ådahl <jadahl gmail com>
Date:   Mon Mar 30 17:34:43 2020 +0200

    clutter/stage-view: Pass a pointer to the stage during constuction
    
    This is so that stage views can interact with the stage they are views
    of.
    
    https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1285

 clutter/clutter/clutter-stage-view.c               | 19 +++++++++++++++++++
 src/backends/native/meta-renderer-native.c         |  1 +
 src/backends/x11/nested/meta-renderer-x11-nested.c |  2 ++
 3 files changed, 22 insertions(+)
---
diff --git a/clutter/clutter/clutter-stage-view.c b/clutter/clutter/clutter-stage-view.c
index efc9d67a85..29f43332b0 100644
--- a/clutter/clutter/clutter-stage-view.c
+++ b/clutter/clutter/clutter-stage-view.c
@@ -33,6 +33,7 @@ enum
   PROP_0,
 
   PROP_NAME,
+  PROP_STAGE,
   PROP_LAYOUT,
   PROP_FRAMEBUFFER,
   PROP_OFFSCREEN,
@@ -48,6 +49,8 @@ typedef struct _ClutterStageViewPrivate
 {
   char *name;
 
+  ClutterStage *stage;
+
   cairo_rectangle_int_t layout;
   float scale;
   CoglFramebuffer *framebuffer;
@@ -1003,6 +1006,9 @@ clutter_stage_view_get_property (GObject    *object,
     case PROP_NAME:
       g_value_set_string (value, priv->name);
       break;
+    case PROP_STAGE:
+      g_value_set_boxed (value, &priv->stage);
+      break;
     case PROP_LAYOUT:
       g_value_set_boxed (value, &priv->layout);
       break;
@@ -1039,6 +1045,9 @@ clutter_stage_view_set_property (GObject      *object,
     case PROP_NAME:
       priv->name = g_value_dup_string (value);
       break;
+    case PROP_STAGE:
+      priv->stage = g_value_get_object (value);
+      break;
     case PROP_LAYOUT:
       layout = g_value_get_boxed (value);
       priv->layout = *layout;
@@ -1146,6 +1155,16 @@ clutter_stage_view_class_init (ClutterStageViewClass *klass)
                          G_PARAM_READWRITE |
                          G_PARAM_CONSTRUCT_ONLY |
                          G_PARAM_STATIC_STRINGS);
+
+  obj_props[PROP_STAGE] =
+    g_param_spec_object ("stage",
+                         "The stage",
+                         "The ClutterStage",
+                         CLUTTER_TYPE_STAGE,
+                         G_PARAM_READWRITE |
+                         G_PARAM_CONSTRUCT_ONLY |
+                         G_PARAM_STATIC_STRINGS);
+
   obj_props[PROP_LAYOUT] =
     g_param_spec_boxed ("layout",
                         "View layout",
diff --git a/src/backends/native/meta-renderer-native.c b/src/backends/native/meta-renderer-native.c
index 8ec809b9df..24756c891c 100644
--- a/src/backends/native/meta-renderer-native.c
+++ b/src/backends/native/meta-renderer-native.c
@@ -3247,6 +3247,7 @@ meta_renderer_native_create_view (MetaRenderer       *renderer,
                                      &view_layout);
   view = g_object_new (META_TYPE_RENDERER_VIEW,
                        "name", meta_output_get_name (output),
+                       "stage", meta_backend_get_stage (backend),
                        "layout", &view_layout,
                        "scale", scale,
                        "framebuffer", onscreen,
diff --git a/src/backends/x11/nested/meta-renderer-x11-nested.c 
b/src/backends/x11/nested/meta-renderer-x11-nested.c
index b4ad3ce8f1..cf3244d5a1 100644
--- a/src/backends/x11/nested/meta-renderer-x11-nested.c
+++ b/src/backends/x11/nested/meta-renderer-x11-nested.c
@@ -164,6 +164,7 @@ meta_renderer_x11_nested_ensure_legacy_view (MetaRendererX11Nested *renderer_x11
   };
   legacy_view = g_object_new (META_TYPE_RENDERER_VIEW,
                               "name", "legacy nested",
+                              "stage", meta_backend_get_stage (backend),
                               "layout", &view_layout,
                               "framebuffer", COGL_FRAMEBUFFER (fake_onscreen),
                               NULL);
@@ -216,6 +217,7 @@ meta_renderer_x11_nested_create_view (MetaRenderer       *renderer,
 
   view = g_object_new (META_TYPE_RENDERER_VIEW,
                        "name", meta_output_get_name (output),
+                       "stage", meta_backend_get_stage (backend),
                        "layout", &view_layout,
                        "framebuffer", COGL_FRAMEBUFFER (fake_onscreen),
                        "offscreen", COGL_FRAMEBUFFER (offscreen),