Doxyqml is an input filter for Doxygen, a documentation system for C++ and a few other languages.
Doxyqml makes it possible to use Doxygen to document QML files.
Have a look at the README.
Latest release is doxyqml-0.1.0.tar.bz2.
Alternatively, you can clone the Git repository:
git://anongit.kde.org/scratch/gateau/doxyqml.git or browse it.