libsigc++: sigc::retype_return_functor< T_return, T_functor > Struct Template Reference
Adaptor that performs a C-style cast on the return value of a functor. More...
#include <sigc++/adaptors/retype_return.h>
Inheritance diagram for sigc::retype_return_functor< T_return, T_functor >:
Public Member Functions | |
retype_return_functor ()=default | |
retype_return_functor (type_trait_take_t< T_functor > functor) | |
Constructs a retype_return_functor object that perform a C-style cast on the return value of the passed functor. More... | |
template<typename... T_arg> | |
T_return | operator() (T_arg&&...a) |
Public Member Functions inherited from sigc::adapts< T_functor > | |
adapts (const T_functor& functor) | |
Constructs an adaptor that wraps the passed functor. More... | |
Additional Inherited Members | |
Public Attributes inherited from sigc::adapts< T_functor > | |
adaptor_type | functor_ |
Adaptor that is invoked from operator()(). More... | |
Detailed Description
template<typename T_return, typename T_functor>
struct sigc::retype_return_functor< T_return, T_functor >
Adaptor that performs a C-style cast on the return value of a functor.
Use the convenience function sigc::retype_return() to create an instance of retype_return_functor.
The following template arguments are used:
- T_return Target type of the C-style cast.
- T_functor Type of the functor to wrap.
Constructor & Destructor Documentation
template <typename T_return , typename T_functor >
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default |
template <typename T_return , typename T_functor >
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inlineexplicit |
Constructs a retype_return_functor object that perform a C-style cast on the return value of the passed functor.
- Parameters
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functor Functor to invoke from operator()().
Member Function Documentation
template <typename T_return , typename T_functor >
template <typename... T_arg>
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inline |