many changes :P

MainWindow.h

@@ -3,6 +3,7 @@
 
 #include <QMainWindow>
 class MapView2D;
+class MapView3D;
 class QTreeView;
 class ElementParamWidget;
 class LayerParamWidget;
@@ -22,16 +23,22 @@ public:
 	~MainWindow();
 
 	MapView2D* getMapView2D() {return mapView2D;}
+	MapView3D* getMapView3D() {return mapView3D;}
+
 	ElementParamWidget* getElementParamWidget() {return elementParamWidget;}
 	LayerParamWidget* getLayerParamWidget() {return layerParamWidget;}
 	ToolBoxWidget* getToolBoxWidget() {return toolBoxWidget;}
 	ActionWidget* getActionWidget() {return actionWidget;}
 
+	QAction* getShow3DFloorplan();
+	QAction* getShow3DGrid();
+
 	QTreeView* getTree();
 
 private:
 	Ui::MainWindow *ui;
 	MapView2D* mapView2D;
+	MapView3D* mapView3D;
 	ElementParamWidget* elementParamWidget;
 	LayerParamWidget* layerParamWidget;
 	ActionWidget* actionWidget;