code: function setFileName()
          {
              if (input.val())
              {
                  lxFileInput.fileName = input.val().replace(/C:\\fakepath\\/i, '');
  
                  $element.addClass('input-file--is-focus');
                  $element.addClass('input-file--is-active');
              }
              else
              {
                  lxFileInput.fileName = undefined;
  
                  $element.removeClass('input-file--is-active');
              }
  
              input.val(undefined);
          }
docs: //////////