Re: [Visualpython-users] problem with slider

[Bruce S. <Bru...@nc...>]

Thanks very much for the clear report. It turned out that the controls 
module never had treated a nonzero minimum correctly. I sent a corrected 
version of controls.py to Leau. I will of course update VPython to 
incorporate the corrections.

Bruce Sherwood

leau2001 wrote:

> Hi all,
>
> I hve a problem with slider.
> When i used one, the slider value init=0  and why not the mini i 
> chose... ?
>
> Program :
>
> from visual.controls import *
>
> c = controls() # Create controls window
>
> def calcul (d,e):
>      #result=int(d/e)
>    print d, e
>    print txt
>
> b = slider( pos=(-20,20), width=6, height=20, min=10000, max=100000, 
> action=lambda: calcul(60000,txt)) # Create a slider in the controls 
> window:
>
>
> while 1:
>          c.interact() # Check for mouse events and drive specified 
> actions
>      txt=b.value
>    txt=int(txt)
>    print txt
>    #result=60000/txt
>    #print result
>
> When you run this program like this, you see the slider value are on 
> 0... and the when you touch the slider a little, slider value come's 
> to 10000 as the min value.
> But why this slider value is 0 at the beginning and not the min value ?
>
> thx for help
>
> lo
>
>
>
>
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