On Sat, 23 Jun 2001, Steve McClure wrote:

> > On Fri, 22 Jun 2001, Steve McClure wrote:
> >
> > > I'm trying to change the adjustment for a dial to parameters specified
> > > by the user, I do:
> > >
> > > def setDialRange(widName, min, max):
> > >     w = app.wtree.get_widget(widName)
> > >     adj = w.get_adjustment()
> > >     if adj.lower != min or adj.upper != max:
> > >         adj.lower = min
> > >         adj.upper = max
> > >         w.set_adjustment(adj)
> > >
> > > but the widget doesn't change it appearance.  I have also tried calling
> > >
> > >   adj.changed() in place of and in addition to
> > > w.set_adjustment(adj)
> > >
> > > Any pointers would be appreciated.
>
> No change.  Wouldn't that happen anyway the next time the value is changed on
> the dial?

Sorry.  The correct fix is the following:

adj = w.get_adjustment()
adj.set_all(adj.value, min, max, adj.step_increment,
            adj.page_increment, adj.page_size)
# set_adjustment not necessary

Assigning to the lower and upper attributes does nothing (other than
adding the attributes to the instance dict).

James.

-- 
Email: [EMAIL PROTECTED]
WWW:   http://www.daa.com.au/~james/


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