[gtk+/wip/gbsneto/other-locations] cssnode: Only queue_validate() when node is visible

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

commit 2c99e6473efdfbddb73ceafabc7efd7731dd4d26
Author: Benjamin Otte <otte redhat com>
Date:   Fri Jul 10 21:34:41 2015 +0200

    cssnode: Only queue_validate() when node is visible
    
    This avoids running animations in hidden toplevels.

 gtk/gtkcssnode.c |   37 ++++++++++++++++++++++++++++---------
 1 files changed, 28 insertions(+), 9 deletions(-)
---
diff --git a/gtk/gtkcssnode.c b/gtk/gtkcssnode.c
index 7bae9d5..0b88b91 100644
--- a/gtk/gtkcssnode.c
+++ b/gtk/gtkcssnode.c
@@ -67,17 +67,20 @@ gtk_css_node_set_invalid (GtkCssNode *node,
 
   node->invalid = invalid;
 
-  if (node->parent)
-    {
-      if (invalid && node->visible)
-        gtk_css_node_set_invalid (node->parent, TRUE);
-    }
-  else
+  if (node->visible)
     {
-      if (invalid)
-        GTK_CSS_NODE_GET_CLASS (node)->queue_validate (node);
+      if (node->parent)
+        {
+          if (invalid)
+            gtk_css_node_set_invalid (node->parent, TRUE);
+        }
       else
-        GTK_CSS_NODE_GET_CLASS (node)->dequeue_validate (node);
+        {
+          if (invalid)
+            GTK_CSS_NODE_GET_CLASS (node)->queue_validate (node);
+          else
+            GTK_CSS_NODE_GET_CLASS (node)->dequeue_validate (node);
+        }
     }
 }
 
@@ -896,6 +899,22 @@ gtk_css_node_set_visible (GtkCssNode *cssnode,
   cssnode->visible = visible;
   g_object_notify_by_pspec (G_OBJECT (cssnode), cssnode_properties[PROP_VISIBLE]);
 
+  if (cssnode->invalid)
+    {
+      if (cssnode->visible)
+        {
+          if (cssnode->parent)
+            gtk_css_node_set_invalid (cssnode->parent, TRUE);
+          else
+            GTK_CSS_NODE_GET_CLASS (cssnode)->queue_validate (cssnode);
+        }
+      else
+        {
+          if (cssnode->parent == NULL)
+            GTK_CSS_NODE_GET_CLASS (cssnode)->dequeue_validate (cssnode);
+        }
+    }
+
   if (cssnode->next_sibling)
     gtk_css_node_invalidate (cssnode->next_sibling, GTK_CSS_CHANGE_ANY_SIBLING
                                                     | GTK_CSS_CHANGE_NTH_CHILD