1 files changed, 6 insertions, 0 deletions
diff --git a/sigmodr/tree/TreeItem.cpp b/sigmodr/tree/TreeItem.cpp
index 76205617..7319272b 100644
--- a/sigmodr/tree/TreeItem.cpp
+++ b/sigmodr/tree/TreeItem.cpp
@@ -56,6 +56,7 @@ using namespace Sigmodr::Tree;
 
 TreeItem::TreeItem(const TreeItemType type, Object* object, TreeItem* parent) :
         m_type(type),
+        m_dirty(false),
         m_object(object),
         m_parent(parent)
 {
@@ -315,6 +316,11 @@ Qt::ItemFlags TreeItem::flags() const
     return f;
 }
 
+bool TreeItem::isDirty() const
+{
+    return m_dirty;
+}
+
 bool TreeItem::canEdit() const
 {
     return (EntryGame <= m_type);