nodeListCtr.addColumnDescriptor(new CustomRenderColumnDescriptor("table.header.node", 0,
null, ureq.getLocale(), ColumnDescriptor.ALIGNMENT_LEFT, new IndentedNodeRenderer()));
nodeListCtr.addColumnDescriptor(new DefaultColumnDescriptor("table.action.select", 1,
CMD_SELECT_NODE, ureq.getLocale()));
nodeTableModel = new NodeTableDataModel(nodesTableObjectArrayList, getTranslator());
nodeListCtr.setTableDataModel(nodeTableModel);
nodeChooseVC.put("nodeTable", nodeListCtr.getInitialComponent());
wc = new WizardController(ureq, wControl, steps);
wc.addControllerListener(this);