Move various code up the Property / Stateful hierarchies.

git-svn-id: svn://localhost/ardour2/branches/3.0@7682 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 33 insertions, 0 deletions

diff --git a/libs/pbd/stateful.cc b/libs/pbd/stateful.cc
index f58c64603e..6ea8f19128 100644
--- a/libs/pbd/stateful.cc
+++ b/libs/pbd/stateful.cc
@@ -314,4 +314,37 @@ Stateful::apply_change (const PropertyBase& prop)
 	return true;
 }
 
+PropertyList*
+Stateful::property_factory (const XMLNode& history_node) const
+{
+        PropertyList* prop_list = new PropertyList;
+
+        for (OwnedPropertyList::const_iterator i = _properties->begin(); i != _properties->end(); ++i) {
+                PropertyBase* prop = i->second->maybe_clone_self_if_found_in_history_node (history_node);
+
+                if (prop) {
+                        prop_list->add (prop);
+                }
+        }
+
+        return prop_list;
+}
+
+void
+Stateful::rdiff (vector<StatefulDiffCommand*>& cmds) const
+{
+	for (OwnedPropertyList::const_iterator i = _properties->begin(); i != _properties->end(); ++i) {
+		i->second->rdiff (cmds);
+	}
+}
+
+void
+Stateful::clear_owned_history ()
+{
+	for (OwnedPropertyList::iterator i = _properties->begin(); i != _properties->end(); ++i) {
+		i->second->clear_owned_history ();
+	}
+}
+  
+
 } // namespace PBD