sets the error handler . concode_field_sep Boolean valid concode_elem_sep boolean validateOnBlur concode_elem_sep EventBus eventBus concode_elem_sep Set<ValidatorWrapper<V>> validators concode_elem_sep ErrorHandler errorHandler concode_elem_sep W inputWidget concode_field_sep void addValidator concode_elem_sep void fireEvent concode_elem_sep HandlerRegistration addValidationChangedHandler concode_elem_sep boolean removeValidator concode_elem_sep void setValidateOnBlur concode_elem_sep void reset concode_elem_sep boolean getValidateOnBlur concode_elem_sep void setValidators concode_elem_sep boolean validate concode_elem_sep boolean validate
void function ( ErrorHandler arg0 ) { this . errorHandler = arg0 ; }