Added copyright lines for files I've edited this year.

[synfig.git] / synfig-studio / trunk / src / synfigapp / actions / valuedesclink.cpp

diff --git a/synfig-studio/trunk/src/synfigapp/actions/valuedesclink.cpp b/synfig-studio/trunk/src/synfigapp/actions/valuedesclink.cpp
index 0432a48..84effe4 100644 (file)
--- a/synfig-studio/trunk/src/synfigapp/actions/valuedesclink.cpp
+++ b/synfig-studio/trunk/src/synfigapp/actions/valuedesclink.cpp
@@ -6,7 +6,7 @@
 **
 **     \legal
 **     Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-**     Copyright (c) 2007 Chris Moore
+**     Copyright (c) 2007, 2008 Chris Moore
 **
 **     This package is free software; you can redistribute it and/or
 **     modify it under the terms of the GNU General Public License as
@@ -285,6 +285,11 @@ Action::ValueDescLink::prepare()
        {
                ValueDesc& value_desc(*iter);
 
+               // only one of the selected items can be exported - that's the one we're linking to
+               // don't link it to itself
+               if (value_desc.is_exported())
+                       continue;
+
                Action::Handle action(Action::create("value_desc_connect"));
 
                action->set_param("canvas",get_canvas());