Maximize JInternalFrame event

Question

InternalFrameListener does not implement the method of InternalFrame State Change.
I was wondering to know that if any event can be implemented to check if the JInternalFrame is maximized or not?
If yes,then how?

Answer 1

it can be done via

EDIT:

        PropertyChangeListener propertyChangeListener = new PropertyChangeListener()     {
        public void propertyChange(PropertyChangeEvent evt) {
            JInternalFrame[] jInternalFrame=desktop.getAllFrames(); //desktop is JDesktopPane
            if(interFrame.isMaximum()){
            System.out.println("My window Maximised");
            }};

      interFrame.addPropertyChangeListener(propertyChangeListener );