From 27ea62a79d9de0cfde3243299a193185d11ede53 Mon Sep 17 00:00:00 2001
From: Carlos Garnacho <carlosg@gnome.org>
Date: Tue, 9 May 2017 12:27:52 +0200
Subject: [PATCH] wayland: Use notify::allocation to update pointer as per
 confinements

There is no need to constraint the pointer to the confinement on each redraw
if the surface actor didn't move/resize.

https://bugzilla.gnome.org/show_bug.cgi?id=782344
---
 src/wayland/meta-pointer-confinement-wayland.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/wayland/meta-pointer-confinement-wayland.c b/src/wayland/meta-pointer-confinement-wayland.c
index 293200ca8..8f41db5ba 100644
--- a/src/wayland/meta-pointer-confinement-wayland.c
+++ b/src/wayland/meta-pointer-confinement-wayland.c
@@ -664,8 +664,9 @@ meta_pointer_confinement_wayland_maybe_warp (MetaPointerConfinementWayland *self
 }
 
 static void
-surface_actor_painting (MetaSurfaceActorWayland       *surface_actor,
-                        MetaPointerConfinementWayland *self)
+surface_actor_allocation_notify (MetaSurfaceActorWayland       *surface_actor,
+                                 GParamSpec                    *pspec,
+                                 MetaPointerConfinementWayland *self)
 {
   meta_pointer_confinement_wayland_maybe_warp (self);
 }
@@ -684,8 +685,8 @@ meta_pointer_confinement_wayland_new (MetaWaylandPointerConstraint *constraint)
 
   surface = meta_wayland_pointer_constraint_get_surface (constraint);
   g_signal_connect_object (surface->surface_actor,
-                           "painting",
-                           G_CALLBACK (surface_actor_painting),
+                           "notify::allocation",
+                           G_CALLBACK (surface_actor_allocation_notify),
                            confinement,
                            0);