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std::promise

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Tema Biblioteca de ayuda
Threads
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Threads
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thread(C++11)
this_thread espacio de nombres
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this_thread namespace
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get_id(C++11)
yield(C++11)
sleep_for(C++11)
sleep_until(C++11)
Exclusión mutua
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Mutual exclusion
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mutex(C++11)
timed_mutex(C++11)
Gestión de bloqueos genérico
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Generic lock management
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lock_guard(C++11)
unique_lock(C++11)
defer_lock_t
try_to_lock_t
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(C++11)
(C++11)
(C++11)
lock(C++11)
try_lock(C++11)
defer_lock
try_to_lock
adopt_lock
(C++11)
(C++11)
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Las variables de condición
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Condition variables
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condition_variable(C++11)
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cv_status(C++11)
Futuros
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Futures
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promise(C++11)
future(C++11)
shared_future(C++11)
packaged_task(C++11)
async(C++11)
launch(C++11)
future_status(C++11)
future_error(C++11)
future_category(C++11)
future_errc(C++11)
 
std::promise
Las funciones miembro
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Member functions
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promise::promise
promise::~promise
promise::operator=
promise::swap
Conseguir el resultado
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Getting the result
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promise::get_future
Ajuste del resultado
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Setting the result
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promise::set_value
promise::set_value_at_thread_exit
promise::set_exception
promise::set_exception_at_thread_exit
 
Defined in header <future>
template< class T > class promise;
(1) (desde C++11)
template< class T > class promise<T&>;
(2) (desde C++11)
template<>          class promise<void>;
(3) (desde C++11)
El std::promise plantilla de clase proporciona una facilidad para almacenar un valor que se adquirió más adelante de forma asíncrona a través de un objeto std::future, que puede suministrar el std::promise .
Original:
The class template std::promise provides a facility to store a value that is later acquired asynchronously via a std::future object, that the std::promise can supply.
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Contenido

[editar] Las funciones miembro

construye el objeto promesa
Original:
constructs the promise object
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(miembro público función) [edit]
destructs the promise object
(miembro público función) [edit]
asigna el estado compartido
Original:
assigns the shared state
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(miembro público función) [edit]
swaps dos objetos promesa
Original:
swaps two promise objects
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(miembro público función) [edit]
Conseguir el resultado
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Getting the result
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devuelve un future asociado con el resultado prometido
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returns a future associated with the promised result
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(miembro público función) [edit]
Ajuste del resultado
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Setting the result
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sets the result to specific value
(miembro público función) [edit]
establece el resultado al valor específico, mientras que la entrega de la notificación, sólo en la salida de hilo
Original:
sets the result to specific value while delivering the notification only at thread exit
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(miembro público función) [edit]
establece el resultado para indicar una excepción
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sets the result to indicate an exception
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(miembro público función) [edit]
establece el resultado que indique una excepción durante la entrega de la notificación, sólo en la salida de hilo
Original:
sets the result to indicate an exception while delivering the notification only at thread exit
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(miembro público función) [edit]

[editar] Terceros funciones

el algoritmo se especializa std::swap
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specializes the std::swap algorithm
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(función de plantilla) [edit]

[editar] Clases de ayuda

se especializa el rasgo tipo std::uses_allocator
Original:
specializes the std::uses_allocator type trait
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(clase de especialización de plantilla) [edit]