private boolean prePageChanges( Object oldPage, Object newPage )
protected boolean prePageChanges( Object oldPage, Object newPage )
	private boolean prePageChanges( Object oldPage, Object newPage )	{		boolean isNewPageValid = true;		if ( oldPage instanceof IReportEditorPage				&& newPage instanceof IReportEditorPage )		{			isNewPageValid = ( (IReportEditorPage) newPage ).onBroughtToTop( (IReportEditorPage) oldPage );			// TODO: HOW TO RESET MODEL?????????			// model = SessionHandleAdapter.getInstance(			// ).getReportDesignHandle( );		}		return isNewPageValid;	}