+import org.simantics.g3d.vtk.swt.ContextMenuListener;
+import org.simantics.g3d.vtk.swt.InteractiveVtkComposite;
+import org.simantics.g3d.vtk.swt.RotateAction;
+import org.simantics.g3d.vtk.swt.TranslateAction;
+import org.simantics.g3d.vtk.swt.vtkCameraAndSelectorAction;