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Re: [BUG] Tabs and mode/header/frame-title update

From: Juri Linkov
Subject: Re: [BUG] Tabs and mode/header/frame-title update
Date: Sun, 20 Oct 2019 19:31:11 +0300
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (x86_64-pc-linux-gnu)

> so as not to turn on `tab-bar-mode`, but only to check its status.

This is fixed now.

> 2) However, I use tabs w/o tab-bar-mode and only looked at the code
> above because I wondered why my frame-title (where I put the current tab
> info) was not reliably updated when, eg, adding a tab.
> IMO, such an update is *especially* relevant when you use the functions
> without `tab-bar-mode`.  But all calls to `force-mode-line-update` (at
> the end of various interactive functions) are conditioned on
> `tab-bar-mode`.
> Since this is by no means a frequent operation, I strongly suggest
> to update the modeline(/header/title) unconditionally.

I tried to reproduce this, but without `tab-bar-mode` the frame-title
is still updated.  Maybe this somehow depends on your settings?

Please confirm that it really updates the frame-title when you call
`force-mode-line-update` unconditionally.  Then I will remove that condition.

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