[ESS] Highlighting matching parentheses

[Ron Burns]

Frank E Harrell Jr wrote:

Options Pulldown Menu and check the "Pren Match Highlighting" box
> Chris Evans wrote:
>> Kevin W sent the following  at 24/04/2009 01:20:
>>> I have been using show-paren-mode to highlight matching parentheses, 
>>> but
>>> wished that I could highlight more than one par of matching 
>>> parentheses at a
>>> time.  (Similar to the way Excel highlights parentheses when editing
>>> formulas).
>>>
>>> I'm excited to report that I have discovered a way to do this and 
>>> offer the
>>> following bit from my .emacs file for your enjoyment.
>>>
>>> ; Download this into your emacs lisp directory
>>> ; 
>>> http://nschum.de/src/emacs/highlight-parentheses/highlight-parentheses.el 
>>>
>>> (require 'highlight-parentheses)
>>> (setq hl-paren-colors '("gold" "IndianRed" "cyan" "green" "orange"
>>> "magenta"))
>>> (defun hpm-on ()
>>>   (highlight-parentheses-mode t))
>>> (add-hook 'ess-mode-hook 'hpm-on)
>>> (add-hook 'inferior-ess-mode-hook 'hpm-on)
>>>
>>> I think you can add more colors to the list if needed.  
>>> hl-paren-colors can
>>> also be set via customization groups if you want.
>>>
>>> Kevin Wright
>>
>> I not infrequently mess up with parentheses so this sounded very good to
>> me too, though I wasn't entirely sure what Excel had that was being
>> emulated. I had a quick play with Excel and still wasn't that sure.
>>
>> However, I think I have installed highlight-parentheses.el correctly and
>> put those lines (above) where they should be but I'm not seeing anything
>> different in ESS.
>>
>> Could it be that I'm using XEmacs (21.4.21 on Windoze XP sp3)?  I have
>> downloaded highlight-parentheses.el at:
>>     D:\XEmacs\site-packages\lisp\highlight-parentheses.el
>> and put those lines above in
>>     C:\Documents and Settings\admin\.xemacs\init.el
>> which are the appropriate places in XEmacs in my set up I think.
>>
>> However, I don't see any change as I say.
>>
>> Several questions for people, including, and great thanks to, Kevin, but
>> also perhaps to fellow XEmacs users.
>>
>> 1) what should I see that would indicate that things are working (I'll
>> put my glasses on!)?
>> 2) what could I do that would confirm that XEmacs has loaded those lines
>> correctly, invoking highlight-parentheses.el?
>>
>> TIA and continued thanks to everyone who makes ESS so wonderful.
>>
>> Chris
>>
>>
>>
>>
>
> I installed the new .el file in /usr/share/emacs22/site-lisp/ess and 
> added the above lines to .emacs, then restarted Emacs22.  I see gold 
> highlighting, but I don't see usage of any of the other colors listed.
>
> Frank


-- 
R. R. Burns
Oceanside, CA