Bug 168888 [Wizards] PageTransition classes may need rename/reorg
bundles/org.eclipse.jface/src/org/eclipse/jface/dialogs/PageTransitionEvent.java
private static final long serialVersionUID = 1L;
	
	/**
	 * The selected page.
	 */
	protected Object selectedPage;
	
	/**
	 * The type of action that caused the page change event to be fired. 
	 */
	protected int type;
	
	/**
	 * Constant describing a backward page navigation