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From: Eli Zaretskii <eliz@gnu.org>
To: Gregory Heytings <gregory@heytings.org>
Cc: 60210@debbugs.gnu.org, juri@linkov.net
Subject: bug#60210: 30.0.50; tab-bar height not recalculated when face changes
Date: Sun, 01 Jan 2023 20:22:56 +0200	[thread overview]
Message-ID: <83o7ri2jy7.fsf@gnu.org> (raw)
In-Reply-To: <226b32f79feedbfa05f1@heytings.org> (message from Gregory Heytings on Sun, 01 Jan 2023 17:56:36 +0000)

> Date: Sun, 01 Jan 2023 17:56:36 +0000
> From: Gregory Heytings <gregory@heytings.org>
> cc: 60210@debbugs.gnu.org
> 
> The bug is that, in redisplay_tab_bar, WINDOW_PIXEL_HEIGHT (w) uses the 
> height of the default face, which is 39 pixels, whereas new_height, which 
> is computed with tab_bar_height, uses the font of the tab-bar face 
> (variable-pitch in emacs -Q).  On my system, new_height is (with a single 
> *scratch* tab) 36 pixels.  Therefore new_height < WINDOW_PIXEL_HEIGHT (w), 
> when in fact according to the logic of the code we should have new_height 
> == WINDOW_PIXEL_HEIGHT (w).

I'm not sure I understand how the above causes the tab bar not to be
displayed, or become empty.  AFAIU, it just means the frame's
change_tab_bar_height_hook will be called.  What did I miss?





  reply	other threads:[~2023-01-01 18:22 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-19 23:04 bug#60210: 30.0.50; tab-bar height not recalculated when face changes Gabriel do Nascimento Ribeiro
2022-12-25  8:35 ` Juri Linkov
2022-12-25  9:29   ` Eli Zaretskii
2022-12-26  0:24     ` Gregory Heytings
2022-12-26 12:23       ` Eli Zaretskii
2022-12-26 13:36         ` Gregory Heytings
2022-12-26 17:29           ` Juri Linkov
2022-12-26 17:40             ` Gregory Heytings
2023-01-01 17:56               ` Gregory Heytings
2023-01-01 18:22                 ` Eli Zaretskii [this message]
2023-01-01 21:50                   ` Gregory Heytings
2023-01-02  3:29                     ` Eli Zaretskii
2023-01-02 15:05                     ` Eli Zaretskii
2023-01-02 15:28                       ` Gregory Heytings
2023-01-02 16:53                         ` Eli Zaretskii
2023-01-04 13:53                           ` Gregory Heytings

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