protected JFrame executeInEDT() throws Throwable {
JFrame frame = new JFrame();
frame.setLayout(new BorderLayout());
mapContent = new MapContent();
mapContent.getViewport().setCoordinateReferenceSystem(DefaultGeographicCRS.WGS84);
mapPane = new MockMapPane();
mapPane.setMapContent(mapContent);
item = new JCRSStatusBarItem(mapPane);
frame.add(item, BorderLayout.CENTER);
frame.pack();
return frame;