Re: [wxCode-users] wxTreeListCtrl EnsureVisible

[Tierra <et...@gm...>]

On 12/2/05, Otto Wyss <ott...@or...> wrote:
> Whenever the Y-pos is needed as in this case, the positions have to be
> calculated since through different actions (adding, deleting, expanding,
> etc) any Y-pos might be wrong. So it's best if the all the positions
> were just calculated before. In the case of inserting an item this means
> the positions are calculated twice but this seems bearable. Position
> calculation is now done only before the Y-pos is needed and in OnIdle,
> therefore ExpandAll should now be a little faster.

I've confirmed that fixes my problem.

> I've just tried to expand all with the WindowsExplorer on a 100
> folder/4000file directory and it takes for ages, I had to kill the
> explorer. I also tried it with wyoFiler but it neither seems to work. Is
> anybody able to profile the wxTreeListCtrl?

My usage typically only works with trees with about 50-100 items on
average. So I'm not really going to be able to give you useful numbers
without writing up test case code. I currently use Compuware
DevPartner Profiler (free useful MSVC profiler available) and would
recommend it.

Regards,
Bryan Petty