libinklevel provides a way to tell this: http://libinklevel.sourceforge.net/
This would still be nice to do. /me shops for a printer.
HAL is in maintenance mode - no new features are added. All future development focuses on udisks, upower and other parts of the stack. See Software/DeviceKit for more information.
Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.