java собственная группа кнопок

java-Собственная группа кнопок

[code:]java[:code]

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.ArrayList;
import java.util.List;
import java.util.logging.Logger;
import javax.swing.AbstractButton;

/**
 *
 * @author ezhov_da
 */
public class JEButtonGroup implements ActionListener
{
    private static final Logger LOG = Logger.getLogger(JEButtonGroup.class.getName());
    private final List<AbstractButton> listButtons;
    private AbstractButton abstractButtonLastSelection;

    public JEButtonGroup()
    {
        this.listButtons = new ArrayList<AbstractButton>();
    }

    public void addButton(AbstractButton abstractButton)
    {
        listButtons.add(abstractButton);
    }

    public void removeButton(AbstractButton abstractButton)
    {
        listButtons.add(abstractButton);
    }

    @Override
    public void actionPerformed(ActionEvent e)
    {
        Object source = e.getSource();
        if (source instanceof AbstractButton)
        {
            AbstractButton nowAbstractButton = (AbstractButton) source;
            if (abstractButtonLastSelection != null && abstractButtonLastSelection != nowAbstractButton)
            {
                abstractButtonLastSelection.setSelected(false);
            }
            abstractButtonLastSelection = nowAbstractButton;
        }
    }
}
[/code]