private void pushState ( final S state ) { this . state = state ; header . setHTML ( TEMPLATE . header ( currentStep ( ) . getTitle ( ) ) ) ; clearError ( ) ; body . showWidget ( state ) ; // will call onShow(C) for the current step footer . back . setEnabled ( state != initialState ( ) ) ; footer . next . setHTML ( lastStates ( ) . contains ( state ) ? CONSTANTS . common_label_finish ( ) : CONSTANTS . common_label_next ( ) ) ; }
Sets the current state to the specified state and updates the UI to reflect the current state .