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compositor: Make surface actors unreactive after losing their surface

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These actors are expected to be destroyed along with their surface, this
however happens later in the process, so there is a moment where actors
are eligible for picking, but do not have a surface anymore.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3729>
This commit is contained in:
Carlos Garnacho 2024-05-02 13:15:31 +02:00
parent c166b3fc5b
commit 17dc9393e0
1 changed files with 18 additions and 4 deletions
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22
src/compositor/meta-surface-actor-wayland.c
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@ -260,6 +260,18 @@ out:
parent_class->apply_transform (actor, matrix);
}
static void
on_surface_disposed (gpointer user_data,
GObject *destroyed_object)
{
MetaSurfaceActorWayland *self = user_data;
g_assert (destroyed_object == (GObject *) self->surface);
clutter_actor_set_reactive (CLUTTER_ACTOR (self), FALSE);
self->surface = NULL;
}
static void
meta_surface_actor_wayland_dispose (GObject *object)
{
@ -272,8 +284,9 @@ meta_surface_actor_wayland_dispose (GObject *object)
if (self->surface)
{
g_object_remove_weak_pointer (G_OBJECT (self->surface),
(gpointer *) &self->surface);
g_object_weak_unref (G_OBJECT (self->surface),
on_surface_disposed,
self);
self->surface = NULL;
}
@ -308,8 +321,9 @@ meta_surface_actor_wayland_new (MetaWaylandSurface *surface)
g_assert (meta_is_wayland_compositor ());
self->surface = surface;
g_object_add_weak_pointer (G_OBJECT (self->surface),
(gpointer *) &self->surface);
g_object_weak_ref (G_OBJECT (self->surface),
on_surface_disposed,
self);
return META_SURFACE_ACTOR (self);
}