Re: [Fxruby-users] Treelist -- can't add new items with data.

[Hugh S. S. E. E. <hg...@dm...>]

On Wed, 13 Aug 2003, Lyle Johnson wrote:

> Hugh Sasse Staff Elec Eng wrote:
>
> > expressed as base 36 codes.  When I add a name on its own, I can add
> > to the tree, but if I put the data in, the item doesn't get added to
> > the tree.  I've missed something, but I've been staring at this so
>
> <snip>
>
>
> OK, so you are /sure/ that it's getting inside the if-check inside the
> SEL_COMMAND handler for @add_cat_btn?

Yes, I added the puts just before your recalc suggestion.
>
> If we've confirmed that, please see what happens if you add a call to
> FXTreeList#recalc immediately following that:
>
>      @treeview[path] = treelist.addItemLast(...)
>      treelist.recalc
>
> Calling recalc() marks a widget's layout as "dirty", meaning it nudges
> the parent layout manager to recalculate the layout for that widget and
> its siblings. At first glance, I don't see why this should be necessary,

Agreed: I think additem should trigger that....

> and so I'm skeptical that it's going to make a difference. But I've been
> wrong before ;)

Well you're right this time, it didn't result in any items getting
added to the tree. :-(
>
> If that doesn't work, let me know if you'd like me to take a closer look
> at the code.

Thank you, but before I trouble you with that, is there any way to
get Fox to produce lots of logging?  [If only one could ask it
things, like SHRDLU!]
>
> Hope this helps,
>
> Lyle

        Hugh