57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
/*------------------------------- phasicFlow ---------------------------------
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O C enter of
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O O E ngineering and
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O O M ultiscale modeling of
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OOOOOOO F luid flow
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------------------------------------------------------------------------------
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Copyright (C): www.cemf.ir
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email: hamid.r.norouzi AT gmail.com
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------------------------------------------------------------------------------
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Licence:
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This file is part of phasicFlow code. It is a free software for simulating
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granular and multiphase flows. You can redistribute it and/or modify it under
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the terms of GNU General Public License v3 or any other later versions.
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phasicFlow is distributed to help others in their research in the field of
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granular and multiphase flows, but WITHOUT ANY WARRANTY; without even the
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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-----------------------------------------------------------------------------*/
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#include "eventObserver.H"
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#include "eventSubscriber.H"
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pFlow::eventObserver::eventObserver():
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subscriber_(nullptr),
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subscribed_(false)
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{}
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pFlow::eventObserver::eventObserver
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(
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const eventSubscriber& subscriber,
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bool subscribe
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)
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:
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subscriber_(&subscriber),
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subscribed_(false)
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{
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if(subscribe && subscriber_)
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{
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subscribed_ = subscriber_->subscribe(this);
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}
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}
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pFlow::eventObserver::~eventObserver()
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{
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if(subscribed_ && subscriber_)
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subscriber_->unsubscribe(this);
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}
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bool pFlow::eventObserver::subscribe(const eventSubscriber& subscriber)
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{
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subscriber_ = &subscriber;
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subscribed_ = subscriber_->subscribe(this);
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return subscribed_;
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}
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