Re: emacs 23 whitespace-mode, change newline display glyph

[CHENG Gao]

*On Wed, 12 Aug 2009 05:21:00 -0700 (PDT)
* Also sprach Xah Lee <xahlee@gmail.com>:

> On Aug 12, 4:31 am, Teemu Likonen <tliko...@iki.fi> wrote:
>> On 2009-08-12 11:23 (UTC), Vincent Lefevre wrote:
>>
>> > Otherwise one can still use the Long Lines mode (longlines-mode, that
>> > was already present in Emacs 22), which shows the logical lines in
>> > some other way: with a character ("|" in Emacs 22, "¶" in Emacs 23) in
>> > a different color at the end of the logical line (but with the
>> > longlines mode, the show-trailing-whitespace variable has no effect).
>>
>> One can pretty much replace longlines-mode with this:
>>
>>     (visual-line-mode 1)
>>     (whitespace-newline-mode 1)
>>     (setq fill-column 999999)
>>
>> This is nicer because longlines-mode is a hack which actually modifies
>> the buffer in order to differentiate between hard and soft newlines.
>> Emacs 23 has this proper way of doing it.
>
> in my emacs 23 both on Windows and Mac, the white space shows as $,
> not ¶, when in whitespace-mode or whitespace-newline-mode.
>
> How to make it show line breaks using ¶ ?
>
> i tried to read the doc... which took me too See also `whitespace-
> style', `whitespace-newline' and `whitespace-display-mappings', and
> customize... but its rather confusing.
>
>   Xah
> ∑ http://xahlee.org/
>
> ☄

Through reading whitespace-mode source, I found this works:

,----
| (setq whitespace-display-mappings '(
|  (newline-mark 10
|                          [182 10])))
`----