content: //  Copyright 2006, Clark N. Hobbie
  //
  //  This file is part of the util library.
  //
  //  The util library is free software; you can redistribute it and/or modify it
  //  under the terms of the Lesser GNU General Public License as published by
  //  the Free Software Foundation; either version 2.1 of the License, or (at
  //  your option) any later version.
  //
  //  The util library is distributed in the hope that it will be useful, but
  //  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  //  or FITNESS FOR A PARTICULAR PURPOSE.  See the Lesser GNU General Public
  //  License for more details.
  //
  //  You should have received a copy of the Lesser GNU General Public License
  //  along with the util library; if not, write to the Free Software Foundation,
  //  Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  //
  package com.lts.swing.panel;
  
  import java.awt.Container;
  import java.awt.event.ContainerEvent;
  import java.awt.event.ContainerListener;
  
  import javax.swing.JDialog;
  import javax.swing.JFrame;
  import javax.swing.JInternalFrame;
  
  public enum RootContainers implements ContainerListener
  {
  	JFRAME {
  		public void basicSetTitle ()
  		{
  			JFrame frame = (JFrame) myContainer;
  			frame.setTitle(myTitle);
  		}
  	},
  	
  	JDIALOG {
  		public void basicSetTitle()
  		{
  			JDialog dialog = (JDialog) myContainer;
  			dialog.setTitle(myTitle);
  		}
  	},
  	
  	JINTERNAL_FRAME {
  		public void basicSetTitle()
  		{
  			JInternalFrame internal = (JInternalFrame) myContainer;
  			internal.setTitle(myTitle);
  		}
  	},
  	
  	// cannot set the title of an applet
  	JAPPLET,
  	
  	// JWindows do not have things like titles and menu bars
  	JWINDOW,
  	;
  
  	protected void basicSetTitle()
  	{}
  	
  	protected String myTitle;
  	protected Container myContainer;
  	
  	public void addThisListener ()
  	{
  		if (null == myTitle)
  			return;
  		
  		if (null == myContainer)
  			return;
  		
  		myContainer.addContainerListener(this);
  	}
  	
  	
  	public void removeThisListener ()
  	{
  		if (null == myTitle)
  			return;
  		
  		if (null == myContainer)
  			return;
  		
  		myContainer.removeContainerListener(this);
  	}
  	
  	
  	public void componentAdded(ContainerEvent e)
  	{
  		removeThisListener();
  		myContainer = e.getContainer();
  		addThisListener();
  		setTitle();
  	}
  	
  	
  	public void setTitle ()
  	{
  		if (null == myContainer)
  			return;
  		
  		if (null == myTitle)
  			return;
  		
  		setTitle();
  	}
  	
  
  	public void componentRemoved(ContainerEvent e)
  	{
  		Container container = e.getContainer();
  		if (null != container)
  			container.removeContainerListener(this);
  	}
  }
  