(standard-mode-line-format
(list
"%e"
- (propertize "-" 'help-echo help-echo)
+ `(:eval (if (display-graphic-p)
+ ,(propertize " " 'help-echo help-echo)
+ ,(propertize "-" 'help-echo help-echo)))
'mode-line-mule-info
'mode-line-client
'mode-line-modified