Re: Making windows have same number of columns

[daniela-spit@gmx.it]

> Sent: Thursday, November 26, 2020 at 8:21 PM
> From: "Stephen Berman" <stephen.berman@gmx.net>
> To: daniela-spit@gmx.it
> Cc: "Help Gnu Emacs" <help-gnu-emacs@gnu.org>
> Subject: Re: Making windows have same number of columns
>
> On Thu, 26 Nov 2020 20:01:24 +0100 daniela-spit@gmx.it wrote:
>
> >> Sent: Thursday, November 26, 2020 at 7:55 PM
> >> From: "Stephen Berman" <stephen.berman@gmx.net>
> >> To: daniela-spit@gmx.it
> >> Cc: "Help Gnu Emacs" <help-gnu-emacs@gnu.org>
> >> Subject: Re: Making windows have same number of columns
> >>
> >> On Thu, 26 Nov 2020 19:26:39 +0100 daniela-spit@gmx.it wrote:
> >>
> >> > Is there a command to make zoom in and out a window to a specific
> >> > number of columns?
> >>
> >> If you mean widen or narrow the selected window, there's
> >> enlarge-window-horizontally and shrink-window-horizontally, bound
> >> respectively to `C-x }' and `C-x {'.  They both take a numeric prefix
> >> argument, so e.g. `C-u 10 C-x }' widens the selected window by 10
> >> columns.
> >
> > I would like that the window stays the same size, but with the size
> > of the text in the window to be such that the window displays a specific
> > number of columns.
>
> I'm not aware of any command or function in Emacs that adjusts text size
> according to number of columns.  You've mentioned zooming in and out, by
> which I assume you mean either `C-x C-+' and `C-x C-' or the
> corresponding mouse binding <C-mouse-4> (i.e., holding down the Control
> key while scrolling the mouse wheel).  But that command is
> text-scale-adjust, which actually changes the height of the font, and
> correspondingly the width, but AFAIK you cannot make it adjust the font
> size by a specific number of columns.

No, you can't.  But that not what I am after.  What I need is text-scale-adjust
that gets as close as possible to fitting n characters, 55 say.

> Steve Berman
>