Re: [gtkmm] Touch Screens

[Leandro <leandro hasar com>]

Jeff,
           In fact I wrote a calibration program using gtkmm some time 
ago, but I think not all the touchscreen drivers have the same entries 
in XF86Config for calibration values. I can give you the code I wrote, 
in any case, if it has any use.

Leandro.

Jeffrey S. Gavin wrote:

> Leandro, Ian,
>
> We are also using touchscreens for our application.  I found a consol  
> ncurses calibration program that works well:
>
> http://www.ibiblio.org/pub/Linux/X11/xutils/touchcal-0.2.tar.gz
>
> I had to modify the makefile to get it to compile on Linux with 
> ncurses, and the values it generated plugged into the 
> /etc/X11/XF86Config and the touchscreen works fine.
>
> Another quirk that I had was with the elographics_drv.o (since we were 
> using elo touch screens).  For some reason we had to replace this file 
> with one from an old redhat system in order to have it work 
> correctly.  I'm sure there is a simpler way to get it to work.
>
> When our schedule permits I would like to write a calibration routine 
> in gtkmm so that our customers can calibrate their own touchscreens 
> easily.  Does anyone know of one that is out there?
>
> Jeff
>
> Leandro wrote:
>
> > We're using touchscreens and gtkmm with no problems. Touchscreens 
> > behave like a regular mouse, the only trouble you may find is to have 
> > your touchscreen working under Linux/X, but that's another issue.
> >
> > Leandro.
> >
> > Ian Michell wrote:
> >
> > > Hi all,
> > >
> > > Not sure how good a question this is, but how easy would it be to use
> > > GTKMM with a touch screen? Is it something that is difficult to 
> > > code, or
> > > would GTK+/GTKMM just work with touch screens?
> > >
> > > Rgds
> > >
> > > Ian
> > >
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