void function ( ) { selection = - 1 ; txCtrl . getCustomerPanel ( ) . resetCan ( ) ; }
this method will be used to instruct the can collection box to remove the drinks can shape or drink brand name from being displayed . concode_field_sep TransactionController txCtrl concode_elem_sep int selection concode_field_sep void updateDrinkSelection concode_elem_sep boolean dispenseDrink concode_elem_sep void allowSelection concode_elem_sep void updateDrinkPanel