public void onChange( ChangeEvent event ) {
pattern.addFactPattern( new FactPattern( box.getItemText( box.getSelectedIndex() ) ) );
setModified( true );
getModeller().refreshWidget();
popup.hide();
}
} );
final Button fromBtn = new Button( HumanReadableConstants.INSTANCE.From() );
final Button fromAccumulateBtn = new Button( HumanReadableConstants.INSTANCE.FromAccumulate() );