How to use

add

method

in

org.jfree.ui.L1R2ButtonPanel

/**
 * Standard constructor - creates a three button panel with the specified button labels.
 *
 * @param label1  the label for button 1.
 * @param label2  the label for button 2.
 * @param label3  the label for button 3.
 */
public L1R2ButtonPanel(final String label1, final String label2, final String label3) {
  setLayout(new BorderLayout());
  // create the pieces...
  this.left = new JButton(label1);
  final JPanel rightButtonPanel = new JPanel(new GridLayout(1, 2));
  this.right1 = new JButton(label2);
  this.right2 = new JButton(label3);
  rightButtonPanel.add(this.right1);
  rightButtonPanel.add(this.right2);
  // ...and put them together
  add(this.left, BorderLayout.WEST);
  add(rightButtonPanel, BorderLayout.EAST);
}

/**
 * Standard constructor - creates a three button panel with the specified button labels.
 *
 * @param label1  the label for button 1.
 * @param label2  the label for button 2.
 * @param label3  the label for button 3.
 */
public L1R2ButtonPanel(final String label1, final String label2, final String label3) {
  setLayout(new BorderLayout());
  // create the pieces...
  this.left = new JButton(label1);
  final JPanel rightButtonPanel = new JPanel(new GridLayout(1, 2));
  this.right1 = new JButton(label2);
  this.right2 = new JButton(label3);
  rightButtonPanel.add(this.right1);
  rightButtonPanel.add(this.right2);
  // ...and put them together
  add(this.left, BorderLayout.WEST);
  add(rightButtonPanel, BorderLayout.EAST);
}

/**
 * Standard constructor - creates a three button panel with the specified button labels.
 *
 * @param label1  the label for button 1.
 * @param label2  the label for button 2.
 * @param label3  the label for button 3.
 */
public L1R2ButtonPanel(final String label1, final String label2, final String label3) {
  setLayout(new BorderLayout());
  // create the pieces...
  this.left = new JButton(label1);
  final JPanel rightButtonPanel = new JPanel(new GridLayout(1, 2));
  this.right1 = new JButton(label2);
  this.right2 = new JButton(label3);
  rightButtonPanel.add(this.right1);
  rightButtonPanel.add(this.right2);
  // ...and put them together
  add(this.left, BorderLayout.WEST);
  add(rightButtonPanel, BorderLayout.EAST);
}