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Re: add non-chord keys to repeat isearch

From: Deniz Dogan
Subject: Re: add non-chord keys to repeat isearch
Date: Tue, 9 Jun 2009 19:45:09 +0200

2009/6/9 Drew Adams <address@hidden>:
>> Please don't.  These two keys are already used in Isearch Mode for
>> scrolling.  To see this, set `isearch-allow-scroll' to t.  Then <next>
>> and <prior> are handy keys for seeing more text around the
>> match without having to leave isearch and start again.
> (I wasn't aware of that option. I've just filed a bug to index it in the Emacs
> manual.)
> However, just because some binding was made previously (when someone first had
> the idea of scrolling without exiting Isearch) is no reason not to reconsider
> that binding in light of a better suggestion. Emacs is not purely
> first-come-first-served.
> `M-v' and `C-v' can be used for scrolling (when the option is non-nil).
> And `<prior>' and `<next>' can be used for repeat search. There's room for 
> all.
> [BTW, scrolling during isearch doesn't seem to work beyond a single screen
> height. Is that a bug or a feature? IOW, `C-s C-v C-v': the second `C-v' has 
> no
> effect.]
>> The same applies to any keys bound to commands which have the
>> `isearch-scroll' non-nil.
> That's fine, but a specific key binding can override that. We can choose to 
> bind
> `<prior>' to `isearch-repeat-backward' even though `scroll-up' has non-nil
> property `isearch-scroll'. Works fine. There is no need to sacrifice all keys
> that might be bound globally to `scroll-up'.

Why not add an option to let the user decide?

Deniz Dogan

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