How to use

firePropertyChange

method

in

org.jfree.ui.tabbedui.AbstractTabbedUI

/**
 * Sets the menu bar.
 * 
 * @param menuBar  the menu bar.
 */
protected void setJMenuBar(final JMenuBar menuBar) {
  final JMenuBar oldMenuBar = this.jMenuBar;
  this.jMenuBar = menuBar;
  firePropertyChange(JMENUBAR_PROPERTY, oldMenuBar, menuBar);
}

/**
 * Sets the menu bar.
 * 
 * @param menuBar  the menu bar.
 */
protected void setJMenuBar(final JMenuBar menuBar) {
  final JMenuBar oldMenuBar = this.jMenuBar;
  this.jMenuBar = menuBar;
  firePropertyChange(JMENUBAR_PROPERTY, oldMenuBar, menuBar);
}

/**
 * Sets the menu bar.
 * 
 * @param menuBar  the menu bar.
 */
protected void setJMenuBar(final JMenuBar menuBar) {
  final JMenuBar oldMenuBar = this.jMenuBar;
  this.jMenuBar = menuBar;
  firePropertyChange(JMENUBAR_PROPERTY, oldMenuBar, menuBar);
}