Locale setting for decimal point etc?

man page

Button to turn off the tooltips

Disable invalid numeric buttons e.g. in binary mode.

Install in Gnome menu tree with mini icons. Panel view?

Filter out right & button clicks. Right=popup?

Edit menu with cut, copy & paste

>   In programming mode I might want to convert from SI base 10 units to
> the new (and better) SI base 2 units, see:
> 	http://physics.nist.gov/cuu/Units/binary.html

In programming mode, Scientific menu item is disabled!

Gnome site - update URL?

Get it on Source Forge

All buttons to take definitions from .gdcalc_gui file with existing
defaults. Include ability to include icons for buttons. Include button
function as well as appearance eg. BIN function to map to "BIN"
function.

Localisation.

re-write dcalc.c and UI pieces in C++?

Java version?

10011010
1234567
7890123
6789abcd

23 40x00x1 23 45 670x00x010011010

1001110 01110011

3+4
4+5+3+4+5+3+2