Bug 168888 [Wizards] PageTransition classes may need rename/reorg
bundles/org.eclipse.jface/src/org/eclipse/jface/wizard/WizardDialog.java
* (non-Javadoc)
     * @see org.eclipse.jface.window.Window#close()
     */
    public boolean close() {
        if (okToClose()) {
			return hardClose();
		}
        return false;
    }
    /* (non-Javadoc)
     * Method declared on Window.
     */
    protected void configureShell(Shell newShell) {
        super.configureShell(newShell);
        
        newShell.addHelpListener(new HelpListener() {
            public void helpRequested(HelpEvent event) {
                
                if (currentPage != null) {
                    currentPage.performHelp();
                }
            }
        });
    }
    /**
     * Creates the buttons for this dialog's button bar.
     * <p>
     * The <code>WizardDialog</code> implementation of this framework method
     * prevents the parent composite's columns from being made equal width in
     * order to remove the margin between the Back and Next buttons.