ControlBar(MainWindow creator) {
    parent = creator;

    super.setPreferredSize(new Dimension(720, 172));
    setLayout(new BorderLayout());

    // add timer, save, and heatmap controls to the bar

    tc = new TimerControls(this);
    sc = new SaveControls(parent.getGrid(), this);
    hc = new HeatMapControls(this);
    add(tc, BorderLayout.WEST);
    add(hc, BorderLayout.CENTER);
    add(sc, BorderLayout.EAST);

    super.repaint();
    super.setVisible(true);
    System.out.println("Done Constucting");
  }