[cups.general] regarding cups

[Tim Waugh]

On Thu, 2007-09-27 at 17:05 -0500, Michael R Sweet wrote:
> Premjo wrote:
> > Hi,
> >    Is it possible to send instant commands to the printer and receive the reply by using the cupsBackChannelRead() and the results can be shown on the web (http://localhost:631) or on the right click property of the printers ?, please help me on this.
> 
> No, only drivers (which are run only when you send a print job) can
> communicate with devices.

It's the kind of thing I'd like to be able to do as well, particularly
for checking ink levels.

If the driver supports CUPS-COMMAND files, *and* STR #1307 were
addressed, this would in fact be possible from the web interface.  The
results could be found from the marker-state attributes.

Tim.
*/

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