# PhasicFlow: src/phasicFlow/eventSubscriber/eventObserver.hpp Source File

eventObserver.hpp
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/*------------------------------- phasicFlow ---------------------------------
O C enter of
O O E ngineering and
O O M ultiscale modeling of
OOOOOOO F luid flow
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Copyright (C): www.cemf.ir
email: hamid.r.norouzi AT gmail.com
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Licence:
This file is part of phasicFlow code. It is a free software for simulating
granular and multiphase flows. You can redistribute it and/or modify it under
the terms of GNU General Public License v3 or any other later versions.
phasicFlow is distributed to help others in their research in the field of
granular and multiphase flows, but WITHOUT ANY WARRANTY; without even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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#ifndef __eventObserver_hpp__
#define __eventObserver_hpp__
#include "eventMessage.hpp"
namespace pFlow
{
class eventSubscriber;
class eventObserver
{
protected:
const eventSubscriber* subscriber_ = nullptr;
// if this object is linked to subscriber
bool subscribed_ = false;
public:
eventObserver();
eventObserver(const eventSubscriber& subscriber, bool subscribe = true );
virtual ~eventObserver();
inline bool subscribed()const {return subscribed_;}
bool subscribe(const eventSubscriber& subscriber);
inline void invalidateSubscriber()
{
subscribed_ = false;
}
virtual bool update(const eventMessage& msg)=0;
};
} // pFlow
#endif // __eventObserver_hpp__
pFlow::eventObserver::invalidateSubscriber
void invalidateSubscriber()
Definition: eventObserver.hpp:54
pFlow::eventSubscriber
Definition: eventSubscriber.hpp:34
pFlow::eventObserver::subscribe
bool subscribe(const eventSubscriber &subscriber)
Definition: eventObserver.cpp:50
pFlow::eventObserver::eventObserver
eventObserver()
Definition: eventObserver.cpp:24
pFlow::eventMessage
Definition: eventMessage.hpp:29
pFlow::eventObserver::subscribed
bool subscribed() const
Definition: eventObserver.hpp:50
pFlow::eventObserver::subscribed_
bool subscribed_
Definition: eventObserver.hpp:40
pFlow::eventObserver::~eventObserver
virtual ~eventObserver()
Definition: eventObserver.cpp:44
pFlow::eventObserver
Definition: eventObserver.hpp:33
pFlow
Definition: demComponent.hpp:28
pFlow::eventObserver::update
virtual bool update(const eventMessage &msg)=0
pFlow::eventObserver::subscriber_
const eventSubscriber * subscriber_
Definition: eventObserver.hpp:37
eventMessage.hpp