/**
- @class wxWeakRefDynamic
wxWeakRefDynamic<T> is a template class for weak references that is used in
the same way as wxWeakRef<T>. The only difference is that wxWeakRefDynamic
/**
- @class wxWeakRef
-
wxWeakRef<T> is a template class for weak references to wxWidgets objects,
such as wxEvtHandler, wxWindow and wxObject.
A weak reference behaves much like an ordinary pointer, but when the object