[gnome-builder] rg: avoid renders when widget is hidden

[Christian Hergert <chergert src gnome org>]

commit f88b44ea630a9e884eae5946004dc25b33504407
Author: Christian Hergert <christian hergert me>
Date:   Tue Jun 2 01:33:53 2015 -0700

    rg: avoid renders when widget is hidden
    
    This makes us a bit more aggressive about avoiding rendering work when
    the widget is hidden. We will pick up were we left off after the next
    show/size-request/draw.

 contrib/rg/rg-graph.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/contrib/rg/rg-graph.c b/contrib/rg/rg-graph.c
index 1c4d9db..3d0f56d 100644
--- a/contrib/rg/rg-graph.c
+++ b/contrib/rg/rg-graph.c
@@ -120,7 +120,7 @@ rg_graph_tick_cb (GtkWidget     *widget,
 
   g_assert (RG_IS_GRAPH (self));
 
-  if ((priv->surface == NULL) || (priv->table == NULL))
+  if ((priv->surface == NULL) || (priv->table == NULL) || !gtk_widget_get_visible (widget))
     {
       if (priv->tick_handler != 0)
         {