Re: 23.0.60; Resizing may delete windows

[Stefan Monnier <monnier@iro.umontreal.ca>]

>>> I don't understand shrink_windows enough to make it less trigger-happy.
>>> From the code I only understand that a high value of `window-min-height'
>>> is an invitation to shoot silly windows.
>> Yes, that's indeed how it works now.  But it would be good to change it
>> a bit.  And I agree that it's not easy code.
> I suppose that `shrink_windows' simply has to take into account the
> presence of modelines when checking the min_size of windows.  That's
> quite tedious to do - I have to alloc a second vector to store the
> minimum sizes of all involved windows.

I can't think of any reason why the modelines would matter.  Just, when
rearranging windows because of a change somewhere (frame size or
other-window size), try hard not to shrink a window (i.e. prefer
shrinking another window) if that shrinkage would cause it to
be deleted.

> Agreed if "if we can't preserve its size" is read as "if we cannot
> establish the new frame-size by other means".

That's right.


        Stefan