Re: tab-bar: Defining another mouse-button binding?

[Eli Zaretskii]

> From: Juri Linkov <juri@linkov.net>
> Cc: adam@alphapapa.net,  emacs-devel@gnu.org
> Date: Thu, 09 Sep 2021 21:58:49 +0300
> 
> >> to drag a tab by mouse-1
> >
> > works, but feels strange, because we don't really drag the button: it
> > is never shown in an intermediate position while dragging.  I wonder
> > whether we should advertise such a strange "dragging".
> 
> There is no indication during dragging, and currently I have no idea
> how to shown an intermediate indication, but at the end it works,
> so maybe this could be explained in the documentation.

What would you like to explain there?

> >> and also wheel-left/wheel-right to switch to the next/previous tab,
> >> and S-wheel-left/wheel-right to move the tab.
> >
> > This doesn't work, neither on GUI frames nor on TTY frames.  I get an
> > error message about "<nil> <mouse-wheel> is undefined".
> 
> Does the mouse wheel work on a tab-line?

No, it doesn't, AFAICT.