the \urlref{Boost}{http://www.boost.org/} smart pointers but rewritten to
use macros instead.
+Since wxWidgets 2.9.0 there is also a templated version of this class
+with the same name. See \helpref{wxScopedPtr<T>}{wxscopedptrtemplate}.
+
A smart pointer holds a pointer to an object. The memory used by the object is
deleted when the smart pointer goes out of scope. This class is different from
the \texttt{std::auto\_ptr<>} in so far as it doesn't provide copy constructor