libsigc++
3.6.0
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Adaptor that fixes the return value of the wrapped functor. More...
#include <sigc++/adaptors/bind_return.h>
Public Member Functions | |
bind_return_functor (type_trait_take_t< T_functor > functor, type_trait_take_t< T_return > ret_value) | |
Constructs a bind_return_functor object that fixes the return value to ret_value . More... | |
unwrap_reference< T_return >::type | operator() () |
Invokes the wrapped functor dropping its return value. More... | |
template<typename... T_arg> | |
unwrap_reference< T_return >::type | operator() (T_arg... a) |
Invokes the wrapped functor passing on the arguments. More... | |
Public Member Functions inherited from sigc::adapts< T_functor > | |
adapts (const T_functor & functor) | |
Constructs an adaptor that wraps the passed functor. More... | |
Public Attributes | |
bound_argument< T_return > | ret_value_ |
The fixed return value. More... | |
Public Attributes inherited from sigc::adapts< T_functor > | |
adaptor_type | functor_ |
Adaptor that is invoked from operator()(). More... | |
Adaptor that fixes the return value of the wrapped functor.
Use the convenience function sigc::bind_return() to create an instance of sigc::bind_return_functor.
The following template arguments are used:
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inline |
Constructs a bind_return_functor object that fixes the return value to ret_value
.
functor | Functor to invoke from operator()(). |
ret_value | Value to return from operator()(). |
unwrap_reference< T_return >::type sigc::bind_return_functor< T_return, T_functor >::operator() |
Invokes the wrapped functor dropping its return value.
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inline |
Invokes the wrapped functor passing on the arguments.
a | Arguments to be passed on to the functor. |
bound_argument<T_return> sigc::bind_return_functor< T_return, T_functor >::ret_value_ |
The fixed return value.