Re: [PATCH 3/4] git-gui--askyesno: allow overriding the window title

> From: Johannes Schindelin <johannes.schindelin@gmx.de>
> 
> "Question?" is maybe not the most informative thing to ask. In the
> absence of better information, it is the best we can do, of course.
> 
> However, Git for Windows' auto updater just learned the trick to use
> git-gui--askyesno to ask the user whether to update now or not. And in
> this scripted scenario, we can easily pass a command-line option to
> change the window title.
> 
> So let's support that with the new `--title <title>` option.
> 
> Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
> ---
>  git-gui--askyesno | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/git-gui--askyesno b/git-gui--askyesno
> index cf9c990d09..45b0260eff 100755
> --- a/git-gui--askyesno
> +++ b/git-gui--askyesno
> @@ -12,10 +12,15 @@ if {$use_ttk} {
>  	set NS ttk
>  }
>  
> +set title "Question?"
>  if {$argc < 1} {
>  	puts stderr "Usage: $argv0 <question>"
>  	exit 1
>  } else {
> +	if {$argc > 2 && [lindex $argv 0] == "--title"} {

> +		set title [lindex $argv 1]
> +		set argv [lreplace $argv 0 1]
> +	}
>  	set prompt [join $argv " "]
>  }
>  
> @@ -47,5 +52,5 @@ proc yes {} {
>  	exit 0
>  }
>  
> -wm title . "Question?"
> +wm title . $title
>  tk::PlaceWindow .
> -- 
> gitgitgadget
>