bug#43405: Tool bar item doesn't align to the right edge

[Eli Zaretskii]

> From: Juri Linkov <juri@linkov.net>
> Date: Mon, 14 Sep 2020 22:18:33 +0300
> 
> >> emacs -Q and eval:
> >> 
> >>   (define-key-after (default-value 'tool-bar-map) [global-menu-bar]
> >>     `(menu-item (propertize " " 'display '(space :align-to (- right 5)))
> >>                 (lambda ()
> >>                   (interactive)
> >>                   (popup-menu (mouse-menu-bar-map)))
> >>                 :image ,(tool-bar--image-expression "newsticker/narrow")
> >>                 :help "Pop up the global menu bar"))
> >>   (force-mode-line-update)
> >> 
> >> It doesn't align the icon to the right edge of the tool-bar
> >> whereas the same code aligns it on the tab-bar.
> >
> > Here, the above displays nothing at all on the tool bar.
> 
> The icon is displayed only after more changes in window-configuration like
> switching buffers, i.e. force-mode-line-update (copied from 
> tool-bar-local-item)
> has no effect.
> 
> Another bug?  Or should this code use both (redraw-display) and
> (force-mode-line-update) like in bug#43397?

I didn't yet look into that bug report, so I cannot say.

Btw, are you trying this in a GTK build or with some other toolkit?