Re: [Visualpython-users] Text disappears after hiding the scene ...

[Stef M. <s.m...@ru...>]

thanks Bruce,

I didn't know that,
and indeed it works like a charm.
So now I can really test the differences between VP3 and VP5 ;-)
I'll report my findings.

cheers,
Stef

Bruce Sherwood wrote:
> But "hide" IS supported. It's unfortunate that there was a 
> scene.hide() that was undocumented (and not implemented in Visual 5), 
> but it has always been the case that scene.visible = False has worked 
> in all versions of Visual.
>
> Nor am I sure that I understand what is meant by "resize not allowed 
> during visible". Do you mean setting scene.width and scene.height? 
> That didn't work in Visual 3, either. The following resizing works in 
> both Visual 3 and Visual 5:
>
> from visual import *
> box()
> scene.mouse.getclick()
> scene.visible = False
> scene.width = 800
> scene.visible = True
>
> Bruce Sherwood
>
> Stef Mientki wrote:
>>
>> Bruce Sherwood wrote:
>>> That's a very strange bug in VP3; I have no idea what is the cause. 
>>> I note that creating a new label after making the window visible 
>>> fails to show any text, though the box surrounding the (nonvisible) 
>>> text is the appropriate width. If on the other hand no label is 
>>> created before the window manipulations are carried out, a new label 
>>> does show text. Very strange.
>>>
>>> The only workaround that I can see is to use VP5.
>>>
>> I was afraid to get that answer ;-)
>> And yes, probably it's the best way to go,
>> but then embedding of VPython isn't possible anymore ( hide not 
>> supported, resize not allowed during visible)
>> :-(
>>
>> thanks anyway,
>> cheers,
>> Stef
>>> Bruce Sherwood
>>>
>>> Stef Mientki wrote:
>>>> hello,
>>>>
>>>> the simple program below, hiding the scene for a moment,
>>>> lets the text disappear in VP3 (VP5 works ok). (winXP-sp2)
>>>> Is there a workaround ?
>>>>
>>>> thanks,
>>>> Stef
>>>>
>>>>
>>>> from visual import *
>>>>
>>>> label ( text = 'Click to show problem' )
>>>>
>>>> while True :
>>>>   rate ( 50 )
>>>>   if scene.mouse.clicked > 0 :
>>>>     while scene.mouse.clicked > 0 :
>>>>       scene.mouse.getclick()
>>>>     scene.visible = False
>>>>     scene.visible = True
>>>>
>>>>
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