public ButtonCellEditor(JCheckBox checkBox) {
		super(checkBox);
		button = new JButton();
		button.setOpaque(true);
		button.addActionListener(
			new ActionListener() {
                                @Override
				public void actionPerformed(ActionEvent e) {
					fireEditingStopped();
				}
			}
		);

		rendererButton = new JButton();
		rendererButton.setOpaque(true);

	}