[pan2: 60/68] don't emit changed for nodes without articles.

[Petr Kovář <pmkovar src gnome org>]

commit 15872480b346d7fa16863b455ce24091fbcdeec1
Author: K. Haley <haleykd users sf net>
Date:   Sat Oct 16 14:27:12 2010 -0600

    don't emit changed for nodes without articles.

 pan/data-impl/headers.cc |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/pan/data-impl/headers.cc b/pan/data-impl/headers.cc
index a3083db..b8d5127 100644
--- a/pan/data-impl/headers.cc
+++ b/pan/data-impl/headers.cc
@@ -944,7 +944,9 @@ DataImpl :: rescore ()
     const Quark& group (*git);
     const GroupHeaders * h (get_group_headers (group));
     foreach_const (nodes_t, h->_nodes, nit)
-      mids.insert (mids.end(), nit->first);
+      //only insert mids for nodes with articles
+      if (nit->second->_article)
+        mids.insert (mids.end(), nit->first);
     if (!mids.empty())
       on_articles_changed (group, mids, true);
   }