bug#28874: display-line-numbers-mode and split window vertically

[Konrad Podczeck]

Thanks for the reply and the information. With (setq 
display-line-numbers-grow-only t) the behaviour is fine for me.





> Am 17.10.2017 um 14:36 schrieb Eli Zaretskii <eliz@gnu.org>:
> 
> On October 17, 2017 2:53:15 PM GMT+03:00, Konrad Podczeck 
> <konrad.podczeck@univie.ac.at> wrote:
>> Wth the pretest 26.0.90 version (for a Mac, obtained from
>> https://emacsformacosx.com/builds), I observe the following:
>> 
>> (a) open a file with more than 10000 lines.
>> 
>> (b) turn on display-line-numbers-mode
>> 
>> (c) scroll down to the end of the buffer and the back to the
>> beginning, so that you see only a part of the buffer where all line
>> numbers have just two digits
>> 
>> (d) now do Menu>File>New Window Below
>> 
>> Then the range where the line numbers appear shrinks. Removing the
>> split by middle-mouse clicking on the splitting mode-line makes that
>> range increases again. For me, this behaviour is not convincing. Now
>> do Menu>File>New Window Below another time and then in the lower half
>> of the spilt scroll down, and you end up with two parts which have
>> different with of the ranges showing the line numbers, which, for me,
>> looks rather ugly.
> 
> This is not a bug, but intended behavior.  If you don't like it, customize
> display-line-numbers-grow-only to a non-nil value.