[Qt-interest] Slow QTreeWidget

[Duane Hebert]

> Wow, thanks for the work! I am not sure how to get a profiler for 
> windows, have been wondering how to do that. Can you point me to one?

We use Memory Validator from Software Verification.  It's mostly to test
for memory leaks but lets you check bottlenecks.  They sell full fledged 
profilers as well and offer demo versions.  The price isn't much and the
support is good.