Re: Another neat Eclipse'ism

["Lennart Borgman (gmail)" <lennart.borgman@gmail.com>]

Paul Michael Reilly wrote:
> Drew Adams wrote:
>>>> On Thu, 19 Jun 2008 03:58:25 -0400 Paul Michael Reilly wrote:
>>>>
>>>>> While I try to do most of my editing from Emacs, 
>>> occasionally I will
>>>>> find myself using the Eclipse Java editor.  One of the 
>>> more convenient
>>>>> niceties, in the absence of auto-fill-mode, is having the 
>>> print-margin
>>>>> displayed.  This is a useful feature in its own right, 
>>> i.e. show a 1
>>>>> pixel background line in Emacs where the right margin is set.
>>>>> Needless to say, I have not a clue how to implement it.
>>>> Not 100% the same but there is column-marker-mode available 
>>> (search the
>>>> emacswiki).  It will highlight a given column iff the line 
>>> is at least
>>>> that long.
>>> FWIW, column-marker.el is pretty cool but it pales by comparison to 
>>> the approach used in Eclipse.   The Eclipse
>>> solution is barely noticeable whereas the Emacs highlighting
>>> solution is very much in your face.
>>
>> Again:
>> http://www.emacswiki.org/cgi-bin/wiki/HighlightCurrentColumn
>>
>> Some of the other aids are less in-your-face than col-highlight.el. 
>> Some are
>> "barely noticeable".
> 
> Agreed.  In particular, vline mode with a suitable face is a reasonable 
> solution.


It looks very good IMO but unfortunately it sometimes hit bugs in Emacs 
display engine. See the Emacs Devel archives.