Re: how to control isearch for invisible text

[David Kastrup <dak@gnu.org>]

Stefan Monnier <monnier@iro.umontreal.ca> writes:

>> This is pretty useless, since in your kind of application, it would
>> be important to know window-point rather than point.  The
>> documentation of window-point already states:
>
> So it's called multiple times on the same buffer for each window
> that displays the buffer.  And you pass the window as argument (so
> you rename it to pre-redisplay-functions).  Big deal.  Next
> "problem"?
>
>> And that is precisely the same problem with reveal-mode: sit-for can
>> be called inside of save-excursions, and the current window-point need
>> not correspond with the point relevant at top-level.
>
> What matters is what is displayed.  Which is why a
> pre-redisplay-hoook is what is needed.

But how would reveal-mode know what point position it should act on?
For example, when outline-mode is active, and I type `)', should
show-paren-mode open an overlay on `(', even if this causes
recentering?  After all, `pos-visible-in-window-p' is consulted by
show-paren-mode before redisplay.

-- 
David Kastrup, Kriemhildstr. 15, 44793 Bochum