pointer_functor0 wraps existing non-member functions with 0 argument(s). More...
#include <sigc++/functors/ptr_fun.h>
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typedef T_return | result_type |
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template<class T_return>
class sigc::pointer_functor0< T_return >
pointer_functor0 wraps existing non-member functions with 0 argument(s).
Use the convenience function ptr_fun() to create an instance of pointer_functor0.
The following template arguments are used:
template <class T_return >
Constructs a pointer_functor0 object that wraps an existing function.
- Parameters
-
_A_func | Pointer to function that will be invoked from operator()(). |
template <class T_return >
Execute the wrapped function.
- Returns
- The return value of the function invocation.