hide / show oddities ?

[Peter Haworth]

Hi Alex,
I've occasionally seen this and been content setting the visible property
as a workaround. Should have submitted a qcc report but didn't.

Pete
lcSQL Software
On Nov 26, 2014 3:46 AM, "Alex Tweedly" <alex at tweedly.net> wrote:

>
> This feels so unlikely that I wonder if I'm simply doing something wrong -
> but thought I'd ask first.
>
> I had a script which is supposed to (amongst other things) hide one
> particular group. Although it usually worked OK, in some cases, sometimes,
> the group would remain visible when it is not supposed to. Trying to find
> this in the IDE/debugger wasn't getting anywhere, so I reverted to using
> "put"s (but still in the IDE). I finished up after a few iterations with
> some code that said
>
>
> ......
> hide grp "abcde"
> put "here now" && the vis of grp "abcde" &CR after msg
> ....
>
> and it output
>      here now true
>
> So I changed the code to
> ......
> set the vis of grp "abcde" to false
> put "here now" && the vis of grp "abcde" &CR after msg
> ....
> and what do you know - not only does it output "here now false", but the
> group *always* becomes invisible.
>
> Does "hide" do anything different from simply setting the visibility to
> false?
> Is it remotely possible this isn't me misunderstanding something ?
>
> And then - in a completely different bit of the same app, in a different
> group, I have some code (in the group script) that was doing
> ...
> show me
> ....
> to ensure that the group was visible (inside a timed / delay loop). This
> would occasionally result in some graphics showing up wrongly (in the wrong
> colour) very briefly. Simply changing the code to
> ....
> set the visible of me to true
> ....
> again seems to fix this.
>
> To be honest, if someone else described these symptoms to me, I'd be
> looking for what else was going on that they had forgotten about :-)
> But I've already done that - now I'm hoping someone can offer an idea of
> whether this is feasible.
> Has anyone else seen anything like this ?
> Should I be pursuing an attempt to make this happen in a smaller sample so
> I can submit a useful bug report ?
>
> (oh - glad you asked - Mac OSX 10.8.5, LC 6.6.2)
>
> Thanks
> -- Alex.
>
>
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