Subject: Re: [PATCH] gitk: workaround Tcl/Tk Cmd-TAB behavior on OSX

From: Paul Mackerras <[email-masked]>
Date: Sat, 20 Apr 2013 13:19:55 +1000

On Thu, Apr 11, 2013 at 01:02:48AM +0600, Tair Sabirgaliev wrote:
> On OSX Tcl/Tk application windows are created behind all
> the applications down the stack of windows. This is very
> annoying, because once a gitk window appears, it's the
> downmost window and switching to it is pain.
> 
> The patch is trivial: if we are on OSX, emulate Cmd-Shift-TAB
> key event, so that the gitk application window is brought
> from bottom to top.
> 
> Signed-off-by: Tair Sabirgaliev <[email-masked]>
> ---
>  gitk | 13 +++++++++++++
>  1 file changed, 13 insertions(+)
> 
> diff --git a/gitk b/gitk
> index 572f73f..60a87fc 100755
> --- a/gitk
> +++ b/gitk
> @@ -11687,6 +11687,19 @@ if {[catch {package require Tk 8.4} err]} {
>      exit 1
>  }
>  +# On OSX workaround the Tcl/Tk windows going down the stack of Cmd-TAB
> +if {[tk windowingsystem] eq "aqua"} {
> +    exec osascript -e {
> +        tell application "System Events"
> +            key down command
> +            key down shift
> +            keystroke tab
> +            key up shift
> +            key up command
> +        end tell    +    }
> +}

Is this really the only way to do it?  It seems a bit hacky to me.  I
would think you should be able to use the "wm" command to achieve what
you want.  I don't use Mac OS, so I don't know exactly how Tcl/Tk
behaves on it, but this page looks like it might hold some clues for
what you want to do:

http://teapot.activestate.com/package/name/windowlist/ver/1.4/arch/tcl/file.tm

Paul.