How to use

addActionListener

method

in

com.jidesoft.swing.TristateCheckBox

@Override
protected void init(String text, Icon icon) {
  model = createButtonModel();
  setModel(model);
  addActionListener(this);
  super.init(text, icon);
}

final TristateCheckBox tristateCheckBox = new TristateCheckBox();
tristateCheckBox.setState(selectionAdmin.getState(index));
tristateCheckBox.addActionListener(new TristateCheckboxListener(index));
tristateCheckBoxes[index] = tristateCheckBox;
spectraPanel.add(tristateCheckBox);