Re: Something like `without-redisplay'?

[Alexander Shukaev <haroogan@gmail.com>]

>> >> > Horizontal scrolling doesn't move point, AFAIR.
>> >>
>> >> Even if `auto-hscroll-mode' is on (which it is by default)?
>> >
>> > auto-hscroll-mode does the opposite: it scrolls the display to move
>> > point into the view.  It doesn't move point.
>>
>> Does it mean that
>>
>> (save-excursion
>>   (end-of-visual-line)
>>   (current-column))
>>
>> has potential to cause unintentional viewport movement?
>
> Only if you force redisplay, or change the window width, as part of
> the save-excursion form.  Otherwise, by the time redisplay is entered,
> point is back where it was, and no hscroll will happen.

Alright, now I understand the recipe.  Thanks a lot, Eli.