--- a/src/mainwindow.h	Sun Sep 06 13:46:39 2015 +0300
+++ b/src/mainwindow.h	Sun Sep 06 15:12:30 2015 +0300
@@ -27,6 +27,7 @@
 #include "ldObject.h"
 #include "colors.h"
 #include "configurationvaluebag.h"
+#include "doublemap.h"
 
 class MessageManager;
 class MainWindow;
@@ -146,6 +147,7 @@
 	class QSettings* m_settings;
 	QList<LDDocument*> m_documents;
 	LDDocument* m_currentDocument;
+	DoubleMap<LDObject*, QListWidgetItem*> m_objectsInList;
 
 private slots:
 	void selectionChanged();