[squeakland] point towards the mouse?

Bill Kerr billkerr at gmail.com
Wed Nov 11 06:13:42 EST 2009


On Wed, Nov 11, 2009 at 9:11 PM, Scott Wallace <scott.wallace at squeakland.org
> wrote:

> On Nov 11, 2009, at 2:20 AM, Bill Kerr wrote:
>
> > On Wed, Nov 11, 2009 at 8:38 PM, Scott Wallace <
> scott.wallace at squeakland.org> wrote:
> >> Attached below is another solution, using an invisible "sprite".
> >
> > How did you make the invisible sprite Scott?
> > I just clicked on your Sprite's show key and nothing appeared
> > Is it just an empty drawing which you keep? I haven't tried that yet
> >
> > I almost worked out that one myself after my intial post
> > But I made a visible sprite and then shrunk it - it sort of worked but
> because the sprite was visible once it was ticking I couldn't use the mouse
> to switch off the clock or anything else because the sprite got in the way
>
> Heh, heh...  The sprite is a tiny RectangleMorph, which is:
>
> (a)  Invisible -- color transparent, borderWidth 0.
> (b)  Locked -- so that the sprite doesn't get in the way of mouse use.
>

thanks

btw if you close the viewer of an invisible sprite is it possible to get it
back?

I had that problem last week when a student was making a lunar lander
disappear by hiding it
then he inadvertently closed the viewer and we couldn't work out how to get
it back so he lost his work


>
>  -- Scott_______________________________________________
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