FormToolkit toolkit = mform.getToolkit();
SaneDetailsPart detailsPart = new SaneDetailsPart();
mform.addPart(detailsPart);
exportDetailsPage = new ExportPackagesDetailsPage();
detailsPart.registerPage(ExportedPackage.class, exportDetailsPage);
importDetailsPage = new ImportPatternsDetailsPage();
detailsPart.registerPage(ImportPattern.class, importDetailsPage);