Nice one, applied now, thanks!




On Wed, Jan 06, 2021 at 02:52:10PM +0900, Takeshi Banse wrote:
> Signed-off-by: Takeshi Banse <[email protected]>
> ---
> Hi,
> 
> I've found that the `join-pane -b` command does not preserve the pane's
> berofe-ness internally.
> 
> For example:
> The commands `join-pane -b` then `select-layout even-horizontal` are issued,
> the newly joined pane swaps its position from above.
> 
> Below is an example shell session:
> ----
> % ./tmux -f/dev/null -S/tmp/join-b.sock new
> % cat >/tmp/tmux-run-join-b<<'EOT'
> split-window -I   # The *new* pane which has contents from stdin created
> break-pane
> select-pane -m
> select-window -t!
> join-pane -b -t.  # at the first site, `join-pane -b` works as expected, but
> select-layout even-vertical
> # but the *new* pane swaps its position at this point 
> EOT
> % echo new-above | \
>   ./tmux -f/dev/null -S/tmp/join-b.sock source /tmp/tmux-run-join-b
> ----
> 
> I expect that the newly created pane (the "new-above" pane) stays on above
> after the command `select-layout even-vertical`. But the "new-obove" pane
> does not stay on top in this case.
> 
> Below patch teaches the same thing in layout.c:layout_split_pane().
> 
>  cmd-join-pane.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/cmd-join-pane.c b/cmd-join-pane.c
> index 306cf4bc..36805c46 100644
> --- a/cmd-join-pane.c
> +++ b/cmd-join-pane.c
> @@ -142,7 +142,10 @@ cmd_join_pane_exec(struct cmd *self, struct cmdq_item 
> *item)
>       src_wp->window = dst_w;
>       options_set_parent(src_wp->options, dst_w->options);
>       src_wp->flags |= PANE_STYLECHANGED;
> -     TAILQ_INSERT_AFTER(&dst_w->panes, dst_wp, src_wp, entry);
> +     if (flags & SPAWN_BEFORE)
> +             TAILQ_INSERT_BEFORE(dst_wp, src_wp, entry);
> +     else
> +             TAILQ_INSERT_AFTER(&dst_w->panes, dst_wp, src_wp, entry);
>       layout_assign_pane(lc, src_wp);
>  
>       recalculate_sizes();
> -- 
> 2.30.0
> 
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