Bug 168888 [Wizards] PageTransition classes may need rename/reorg
bundles/org.eclipse.jface/src/org/eclipse/jface/wizard/Wizard.java
* </p>
	 * 
	 * This method is called when the next button of the wizard container is
	 * pressed. This method should be overridden when validation of a wizard
	 * page should be done upon page completion, rather than at the widget
	 * level.
	 * 
	 * @return <code>true</code> if the next page should be shown,
	 *         <code>false</code> otherwise
	 * @since 3.3
	 */
	protected boolean doNextPressed(){
		return true;
	}
	/**
	 * <p>
	 * <strong>EXPERIMENTAL</strong>. This class or interface has been added as
	 * part of a work in progress. There is a guarantee neither that this API will
	 * work nor that it will remain the same. Please do not use this API without
	 * consulting with the Platform/UI team.
	 * </p>
	 * 
	 * This method is called when the back button of the wizard container is
	 * pressed. This method should be overridden when validation of a wizard
	 * page should be done upon page completion, rather than at the widget
	 * level.
	 * 
	 * @return <code>true</code> if the previous page should be shown,
	 *         <code>false</code> otherwise
	 * @since 3.3