bug#57161: 28.1.91; two column windows merge leaves 2nd column window showing

[Van Ly]

On Fri, 12 Aug 2022, Eli Zaretskii wrote:

> > I expect F2 2, F2 1 will get me back to the frame and window
> > layout at the moment before F2 2.
>
> That's not what "F2 1" does.

Maybe "F2 1" is  a midway stage in the workflow, one  then uses "F2 s"
to resume two-column editing, the narrowed secondary window is brought
back to visual balance by "C-x +" ; I've always wanted to take control
in the two-column mode but have left it in the too hard basket because
of the narrowed window.

> > Before pressing F2 2, a new file called "text.text" is in text mode.
> >
> > Pressing F2  2, F2 1,  leaves the  file in Text  2C mode and  that 2nd
> > column window is  pushed to the side.   Is there a way to  get back to
> > plain text mode  and the original one window?
>
> Yes: "C-x 1".

Ah.  That makes sense.  Thanks!