Re: [PATCH v4] git-gui: add horizontal scrollbar to commit buffer

> While the commit message widget has a configurable fixed width, it
> nevertheless allowed to write commit messages which exceeded this limit.
> Though there is no visual clue, that there is scrolling going on. Now
> there is a horizontal scrollbar.
> 
> There seems to be a bug in at least Tcl/Tk up to version 8.6.8, which
> does not update the horizontal scrollbar if one removes the whole
> content at once.
> 
> Suggested-by: Birger Skogeng Pedersen <birger.sp@gmail.com>
> Signed-off-by: Bert Wesarg <bert.wesarg@googlemail.com>
> ---
>  git-gui.sh | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/git-gui.sh b/git-gui.sh
> index 5bc21b8..ad962d4 100755
> --- a/git-gui.sh
> +++ b/git-gui.sh
> @@ -3363,10 +3363,16 @@ ttext $ui_comm -background white -foreground black \
>  	-relief sunken \
>  	-width $repo_config(gui.commitmsgwidth) -height 9 -wrap none \
>  	-font font_diff \
> +	-xscrollcommand {.vpane.lower.commarea.buffer.frame.sbx set} \
>  	-yscrollcommand {.vpane.lower.commarea.buffer.frame.sby set}
> +${NS}::scrollbar .vpane.lower.commarea.buffer.frame.sbx \
> +	-orient horizontal \
> +	-command [list $ui_comm xview]
>  ${NS}::scrollbar .vpane.lower.commarea.buffer.frame.sby \
> +	-orient vertical \
>  	-command [list $ui_comm yview]
>  
> +pack .vpane.lower.commarea.buffer.frame.sbx -side bottom -fill x
>  pack .vpane.lower.commarea.buffer.frame.sby -side right -fill y
>  pack $ui_comm -side left -fill y
>  pack .vpane.lower.commarea.buffer.header -side top -fill x
> -- 
> 2.21.0.789.ga095d9d866
>