Re: Question about minibuffer and child frames (Posframe)

[Gerd Möllmann]

martin rudalics <rudalics@gmx.at> writes:

>> My workaround for now (which I added because I wanted borders :-)) is
>> that redisplay adds borders to child frames, unless (undecored . nil) is
>> specified. It's basically acting like a window manager on X that adds
>> decorations. No changes to frame positions or size are necessary for a
>> user, everything works as befoer, except that one needs the frame
>> parameter.
>
> Are the two lines and columns need for the borders payed for by the
> child frame or its parent?

The child frame is unaffected. It doesn't "know" if redisplay puts a
border around it, and there is no way for it to know. So it's much like
with a window manager on X, more or less.