tableCntrl.addColumnDescriptor(new DefaultColumnDescriptor("dates.table.end", 2, null, ureq.getLocale()));
tableCntrl.addColumnDescriptor(new DefaultColumnDescriptor("dates.table.location", 3, null, ureq.getLocale()));
tableCntrl.addColumnDescriptor(new DefaultColumnDescriptor("dates.table.comment", 4, null, ureq.getLocale()));
tableCntrl.addColumnDescriptor(new DefaultColumnDescriptor("dates.table.reserved", 5, null, ureq.getLocale()));
tableCntrl.addColumnDescriptor(new DefaultColumnDescriptor("dates.table.status", 6, null, ureq.getLocale()));
tableCntrl.addColumnDescriptor(new BooleanColumnDescriptor("dates.table.sign.in", 7, DENRunTableDataModel.CMD_ENROLL_IN_DATE,
trans.translate("dates.table.sign.in"), trans.translate("dates.table.run.no_action")));
tableCntrl.addColumnDescriptor(new BooleanColumnDescriptor("dates.table.sign.out", 8, DENRunTableDataModel.CMD_ENROLLED_CANCEL,
trans.translate("dates.table.sign.out"), trans.translate("dates.table.run.no_action")));
tableCntrl.setTableDataModel(tableData);
tableCntrl.setSortColumn(1, true);//timeframe
return tableCntrl;