examples/org.eclipse.epsilon.eugenia.examples.centred/model/ECore2GMF.eol

findShape('WidgetFigure').layout = createCentredLayout();

operation findShape(name : String) {
  return GmfGraph!Shape.all.selectOne(s|s.name = name);
}

operation createCentredLayout() : GmfGraph!CustomLayout {
  var layout = new GmfGraph!CustomLayout;
  layout.qualifiedClassName = 'widgets.custom.layouts.CentredLayout';
  return layout;
}