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bug#37667: 27.0.50; Tab Bar display problems with more than 5 tabs
From: |
Eli Zaretskii |
Subject: |
bug#37667: 27.0.50; Tab Bar display problems with more than 5 tabs |
Date: |
Sat, 02 Nov 2019 21:28:44 +0200 |
> From: Juri Linkov <juri@linkov.net>
> Cc: 37667@debbugs.gnu.org
> Date: Sat, 02 Nov 2019 21:06:05 +0200
>
> > . Always display both of them, but make one or both of them do
> > nothing when scrolling in that direction makes no sense.
>
> Or maybe to disable (visually using a grey shadow) the button
> that can't do scrolling?
Yes, possible.
> > . Display one arrow on the left and another on the right, and decide
> > whether or not to display the right one in display_mode_line,
> > depending on whether you hit (last_visible_x - arrow_width) while
> > producing glyphs.
>
> Do you mean displaying the arrow on the right using fringe?
No, I meant displaying them like you do now, just move the right arrow
to the right of the last visible tab.
> > The first one sounds the easiest to me.
>
> The first one is easy to implement, but it can't do auto-scrolling,
> i.e. when the current tab becomes invisible, automattically reduce
> the number of tabs in front of it to make it visible.
Is that such a serious problem? Browsers don't auto-scroll.
> > If you want to implement the last one, then you need a function
> > that calls display_mode_line and returns a truncation indication
> > depending on the state of it.glyph_row->truncated_on_right_p. The
> > simplest way to achieve that is to add a new argument to
> > display_mode_line, which, when non-NULL, will be a pointer to the flag
> > where to return to the caller the truncation indication; then make
> > display_mode_line set that flag according to the truncated_on_right_p
> > flag.
>
> Modifying display_mode_line is one way. I thought maybe simpler
> would be to copy some relevant code from display_mode_line
> to a new function.
I think you end up copying almost all of it. But if I'm wrong, sure,
that's possible.
- bug#37667: 27.0.50; Tab Bar display problems with more than 5 tabs, Eli Zaretskii, 2019/11/01
- bug#37667: 27.0.50; Tab Bar display problems with more than 5 tabs, Juri Linkov, 2019/11/17
- bug#37667: 27.0.50; Tab Bar display problems with more than 5 tabs, Eli Zaretskii, 2019/11/18
- bug#37667: 27.0.50; Tab Bar display problems with more than 5 tabs, Juri Linkov, 2019/11/18
- bug#37667: 27.0.50; Tab Bar display problems with more than 5 tabs, Eli Zaretskii, 2019/11/19
- bug#37667: 27.0.50; Tab Bar display problems with more than 5 tabs, Juri Linkov, 2019/11/19
- bug#37667: 27.0.50; Tab Bar display problems with more than 5 tabs, Eli Zaretskii, 2019/11/19
- bug#37667: 27.0.50; Tab Bar display problems with more than 5 tabs, Juri Linkov, 2019/11/20
- bug#37667: 27.0.50; Tab Bar display problems with more than 5 tabs, martin rudalics, 2019/11/21
- bug#37667: 27.0.50; Tab Bar display problems with more than 5 tabs, Eli Zaretskii, 2019/11/21