Re: POLL: make C-x o transient

[Philip K.]

Alan Mackenzie <acm@muc.de> writes:

> Hello, Gregory.
>
> On Thu, Jan 28, 2021 at 19:13:22 +0000, Gregory Heytings wrote:
>
>
>> > Just switch the direction by the prefix arg '-'.  Its handling could be 
>> > easily implemented.  It seems better to extend repeat.el to allow using 
>> > the last key of the last command, add handling of universal arguments, 
>> > and all this without using add-advice and hooks.
>
>> IMO it is would be much better to map the existing repeat command to a 
>> single keystroke, it would make any command repeatable without changing 
>> anything else, and it already handles universal arguments.  I think C-= 
>> would be the best key for this: not only is "=" a good mnemonic for "same 
>> command", but it is also next to the "-" key to change the direction.
>
> It depends entirely on your keyboard layout.  On a standard German
> keyboard, for example, = is <shift>0, so C-= would mean pressing three
> keys at the same time.  Also on the same keyboard, - and = are nowhere
> near eachother.
>
> Also, does C-= even exist on a typical tty layout?
>
> Also[2], C-= is likely bound to many users' personal commands.

I know of at least one (MELPA) package that recommend this key:

https://github.com/magnars/expand-region.el#expand-regionel--

So I'd agree that this is a reasonable objection.

> So I think I would be against using C-= for this command.

-- 
        Philip K.