tt::detail::observable_impl< T > Struct Template Reference

#include <ttauri/observable.hpp>

Public Types
using	value_type = T
using	atomic_value_type = std::conditional_t<is_atomic, std::atomic<value_type>, value_type>
using	owner_type = observable<value_type>

Public Member Functions
	observable_impl (observable_impl const &)=delete
	observable_impl (observable_impl &&)=delete
observable_impl &	operator= (observable_impl const &)=delete
observable_impl &	operator= (observable_impl &&)=delete
	observable_impl (value_type const &value) noexcept
	observable_impl (value_type &&value) noexcept
observable_proxy< value_type, false >	get () noexcept
observable_proxy< value_type, true >	cget () noexcept
void	add_owner (owner_type &owner) noexcept
	Add an observer as one of the owners of the shared-value.
void	remove_owner (owner_type &owner) noexcept
	Remove an observer as one of the owners of the shared-value.
void	notify_owners () const noexcept
void	reseat_owners (std::shared_ptr< observable_impl > const &new_impl) noexcept

Data Fields
atomic_value_type	value
std::vector< owner_type * >	owners
unfair_mutex	mutex
	The mutex is used to serialize state to the owners list and non-atomic value.

Static Public Attributes
static constexpr bool	is_atomic = std::is_scalar_v<T>

Detailed Description

template<typename T>
struct tt::detail::observable_impl< T >

The shared value, shared between observers.

Member Function Documentation

add_owner()

template<typename T >

void tt::detail::observable_impl< T >::add_owner ( owner_type & owner )

inlinenoexcept

Add an observer as one of the owners of the shared-value.

Parameters

owner

A reference to observer

remove_owner()

template<typename T >

void tt::detail::observable_impl< T >::remove_owner ( owner_type & owner )

inlinenoexcept

Remove an observer as one of the owners of the shared-value.

Parameters

owner

A reference to observer

Field Documentation

mutex

template<typename T >

unfair_mutex tt::detail::observable_impl< T >::mutex

mutable

The mutex is used to serialize state to the owners list and non-atomic value.

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The documentation for this struct was generated from the following file:

• hikogui/src/ttauri/observable.hpp