managedFormComposite = managedForm.getForm().getBody();
managedFormComposite.setLayout(new FillLayout()); // set any Layout
//build GUI
if (modelElement instanceof IssueCard) {
builder = new IssueCardGUIBuilder(accessLayer,
(IssueCard) modelElement, managedFormComposite);
} else if (modelElement instanceof FactorTable) {
builder = new FactorTableGUIBuilder(accessLayer,
(FactorTable) modelElement, managedFormComposite);
}