wxWidgets right choice for multi-platform?

[Mario M. Mueller]

Robin Dunn wrote:
>> Would you recomment using wxWidgets?
> 
> You've come to the wrong place if you want negative answers to that
> question. ;-)  wxPython should be able to handle all of the above with
> no problems, as long as you have a new enough version of GTK2 on Solaris.

Indeed I choose wxWidgets nearly already. :) But I assume that especially
the Solaris version will cause more headache than the other platforms.

Mario