## S3 method for class 'FileProgressBar}(object, visual=TRUE, ...)':
updateundefined
 Updates file progress bar. 
 - visual{If
TRUE, the file is resized according to the value of
    the progress bar, otherwise not.}
  - ...{Not used.}
Returns nothing. 
 [object Object]
 For more information see FileProgressBar. 
internal 
methods