--- a/ui/qt/qt4.pro	Thu Aug 28 19:25:21 2014 +0200
+++ b/ui/qt/qt4.pro	Sat Aug 30 22:48:46 2014 +0200
@@ -42,6 +42,8 @@
 SOURCES += stock.cpp
 SOURCES += container.cpp
 SOURCES += text.cpp
+SOURCES += model.cpp
+SOURCES += tree.cpp
 
 HEADERS += toolkit.h
 HEADERS += window.h
@@ -50,4 +52,6 @@
 HEADERS += stock.h
 HEADERS += container.h
 HEADERS += text.h
+HEADERS += model.h
+HEADESR += tree.h