gEDA-dev: Checking for mm vs. mil display modes in PCB

[Michael Stovenour]

>From: DJ Delorie <dj at delorie.com>
>Sent: Monday, December 10, 2007 8:19:28 PM
>Subject: Re: gEDA-dev: Checking for mm vs. mil display modes in PCB
>
>There's no flag to say what mode the grid was defined in, there is a
>flag for the *current* mode though.  You can set the grid to 0.5mm and
>manually switch to mils, and the grid appears to be an unusual number.

Interesting.  The HID seems to know, at least in the GTK version, because it has the mil/mm selection button on the top right and the various status displays show the mil or mm units.  Do you think there is a way to detect that display option from the core?