question: void layoutDefault ( int size , String startingStepId ) { super . layoutDefault ( cardPanel , size , previousButton , nextButton , finishButton , cancelButton ) ; final Dimension nextSize = new Dimension ( nextButton . getWidth ( ) , nextButton . getHeight ( ) ) ; nextButton . setMinimumSize ( nextSize ) ; nextButton . setPreferredSize ( nextSize ) ; final Dimension previousSize = new Dimension ( previousButton . getWidth ( ) , previousButton . getHeight ( ) ) ; previousButton . setMinimumSize ( previousSize ) ; previousButton . setPreferredSize ( previousSize ) ; showStep ( startingStepId , WizardDirection . STARTING ) ; }
target:  Layouts the dialog by adding the dialog main content and updating the current shown step. Should only be called once after the dialog instance has been created.