GClosure* g_cclosure_new ( GCallback callback_func, gpointer user_data, GClosureNotify destroy_data )
Creates a new closure which invokes
the last parameter.
destroy_data will be called as a finalize notifier on the
This function is not directly available to language bindings.
A floating reference to a new
|The caller of the function takes ownership of the data, and is responsible for freeing it.|