Base signal type. More...

#include <Urho3D/Core/Signal.h>

Public Types
using	Handler = ea::fixed_function<HandlerSize, bool(RefCounted, Sender, Args...)>
	Signal handler type.
using	Subscription
	Subscription type.
using	SubscriptionVector
	Subscription collection type.

Public Member Functions
void	Unsubscribe (RefCounted *receiver)
	Unsubscribe all handlers of specified receiver from this signal.
template<typename... InvokeArgs>
void	operator() (Sender *sender, InvokeArgs &&... args)
	Invoke signal.
bool	HasSubscriptions () const
	Returns true when event has at least one subscription.

Static Public Attributes
static const unsigned	HandlerSize = 4 * sizeof(void*)
	Small object optimization buffer size.
static constexpr bool	HasPriority = !ea::is_same_v<Priority, void>
	Whether the signal is prioritized.

Protected Member Functions
void	RemoveExpiredElements ()
template<class Receiver, class Callback>
Handler	WrapHandler (Callback handler)
template<class Receiver, class Callback>
Handler	WrapHandlerWithSender (Callback handler)

Protected Attributes
SubscriptionVector	subscriptions_
	Vector of subscriptions. May contain expired elements.
bool	invocationInProgress_ {}
	Whether the invocation is in progress. If true, cannot execute RemoveExpiredElements().

Detailed Description

template<class Priority, class Sender, class... Args>
class Urho3D::Detail::SignalBase< Priority, Sender, Args >

Base signal type.

Member Typedef Documentation

template<class Priority, class Sender, class... Args>

using Urho3D::Detail::SignalBase< Priority, Sender, Args >::Subscription

Initial value:

 ea::conditional_t<HasPriority,
        PrioritySignalSubscription<Handler, Priority>,
        SignalSubscription<Handler>>

template<class Priority, class Sender, class... Args>

using Urho3D::Detail::SignalBase< Priority, Sender, Args >::SubscriptionVector

Initial value:

 ea::conditional_t<HasPriority,
        ea::vector_multiset<Subscription>,
        ea::vector<Subscription>>

Subscription collection type.

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