diff --git a/labeltool.py b/labeltool.py
index f3b68c4..8a95289 100755
--- a/labeltool.py
+++ b/labeltool.py
@@ -40,22 +40,22 @@ class MainWindow(QMainWindow):
     ###___________________________________________________________________________________________
     def setupGui(self):
         self.ui = uic.loadUi("labeltool.ui", self)
-        self.ui.show()
-
-        self.view = GraphicsView(self)
-        self.setCentralWidget(self.view)
 
         self.scene = AnnotationScene(self)
+        self.view = GraphicsView(self)
+        self.view.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.MinimumExpanding)
         self.view.setScene(self.scene)
+        self.setCentralWidget(self.view)
 
         self.buttonarea = ButtonArea()
         # TODO make this configurable/settable via command line option
         self.buttonarea.load("std_config.py")
         self.ui.dockAnnotationButtons.setWidget(self.buttonarea)
-        self.connect(self.buttonarea, SIGNAL("stateChanged(state)"), self.scene.setMode)
+        self.buttonarea.stateChanged.connect(self.scene.setMode)
 
         self.treeview = AnnotationTreeView()
         self.treeview.setAlternatingRowColors(True)
+        self.treeview.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Preferred)
         self.ui.dockInformation.setWidget(self.treeview)
 
         ## create action group for tools
@@ -66,6 +66,8 @@ class MainWindow(QMainWindow):
                        self.ui.actionMask):
             self.toolActions.addAction(action)
 
+        self.ui.show()
+
         ## connect action signals
         self.connectActions()
 
diff --git a/labeltool.ui b/labeltool.ui
index 08ae269..388bea7 100644
--- a/labeltool.ui
+++ b/labeltool.ui
@@ -20,7 +20,7 @@
      <x>0</x>
      <y>0</y>
      <width>656</width>
-     <height>26</height>
+     <height>25</height>
     </rect>
    </property>
    <widget class="QMenu" name="menuFile">
@@ -105,7 +105,7 @@
   </widget>
   <widget class="QDockWidget" name="dockInformation">
    <attribute name="dockWidgetArea">
-    <number>2</number>
+    <number>1</number>
    </attribute>
    <widget class="QWidget" name="dockInformationWidgetContents"/>
   </widget>