currentPanel = null;
}
if (model.getSelectedTransformerBuilder() == null) {
centerScrollPane.setViewportView(null);
} else {
Transformer t = model.getSelectedTransformer();
currentUI = model.getSelectedTransformerBuilder().getUI();
if (model.getSelectedPartition() != null) {
currentPanel = currentUI.getPanel();
currentPanel.setOpaque(false);
currentUI.setup(model.getSelectedPartition(), t);