1 files changed, 12 insertions, 0 deletions
diff --git a/sigmodr/tree/TreeItem.cpp b/sigmodr/tree/TreeItem.cpp
index c32c1cb2..9d080816 100644
--- a/sigmodr/tree/TreeItem.cpp
+++ b/sigmodr/tree/TreeItem.cpp
@@ -91,6 +91,7 @@ using namespace Sigmodr::Widgets;
 using namespace Sigmodr::Tree;
 
 TreeItem::TreeItem(const TreeItemType type, Object* object, TreeItem* parent) :
+        QObject(parent),
         m_type(type),
         m_dirty(false),
         m_object(object),
@@ -667,6 +668,8 @@ QWidget* TreeItem::editWidget(QWidget* parent)
     }
     if (editorWidget)
     {
+        connect(editorWidget, SIGNAL(changed(bool)), this, SLOT(setDirty(bool)));
+        return editorWidget;
     }
     return NULL;
 }
@@ -919,3 +922,12 @@ bool TreeItem::dropData(const QDomElement& element)
 {
     // TODO
 }
+
+void TreeItem::setDirty(const bool dirty)
+{
+    if (m_dirty != dirty)
+    {
+        emit(update());
+        m_dirty = dirty;
+    }
+}