public DataTablePanel(RObjectViewportTable _content) {
super(new GridLayout(1, 0));
this.content = _content;
JTable table = new JTable(new DataTableModel(content));
// table.setPreferredScrollableViewportSize(new Dimension(500, 70));
table.setFillsViewportHeight(true);
table.setSelectionMode(ListSelectionModel.SINGLE_INTERVAL_SELECTION);
table.setCellSelectionEnabled(true);