Re: X window display sizes

[your name <your.name(at)gecm.com>]

Private wrote:
> 
> David Fanning wrote:
> >
> > Liam Gumley (Liam.Gumley@ssec.wisc.edu) writes:
> >
> > > I don't know of any way to do this using IDL commands. The only
> > > information you can return about a widget on a remote display seems to
> > > be the geometry of the widget itself, e.g.
> >
> > I don't know. I think the realize-the-upmapped-
> > draw-widget method used in GET_SCREEN_SIZE should
> > work everywhere. There is even a keyword that will
> > enquire of a remote display, I think.
> >
> > Cheers,
> >
> > David
> > --
> > David Fanning, Ph.D.
> > Fanning Software Consulting
> 
> It doesn't work on our systems. It just returns the display size of the
> default display regardless of what you pass to the DISPLAY_NAME argument
> or keyword.
Thanks all for your comments. I have already found the error in the
supplied routine GET_SCREEN_SIZE, and replaced the erroneous code. It
now works OK and I can get the info I need.

Regards,
	Ian
> 
> After looking at the code further, it seems there is a bug in
> get_screen_size.pro
> in both IDL 5.1 and 5.2. The function specifies the DISPLAY_NAME keyword
> on
> the WIDGET_DRAW function rather than the WIDGET_BASE function.
> 
> If I issue the commands manually and and put the DISPLAY_NAME keyword on
> the WIDGET_BASE function it works as expected. I guess I'll be editing
> the .pro
> files.
> 
> Now, I wonder if doing this sets the X visual to the default?
> 
> --
> Nigel Wade