CObjectQueueComp.h

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// SPDX-License-Identifier: LGPL-2.1-or-later OR GPL-2.0-or-later OR GPL-3.0-or-later OR LicenseRef-ACF-Commercial
#pragma once
 
 
// Qt includes
#include <QtCore/QList>
 
// ACF includes
#include <iser/ISerializable.h>
#include <icomp/CComponentBase.h>
#include <ibase/IObjectQueue.h>
 
 
namespace ibase
{
 
 
class CObjectQueueComp:
                     public icomp::CComponentBase,
                     virtual public IObjectQueue,
                     virtual public iser::ISerializable
{
public:
       typedef icomp::CComponentBase BaseClass;
 
       I_BEGIN_COMPONENT(CObjectQueueComp);
              I_REGISTER_INTERFACE(IObjectQueue);
              I_REGISTER_INTERFACE(iser::ISerializable);
              I_ASSIGN(m_objectFactoryFactPtr, "ObjectFactory", "Object factory used to create queue instancies", true, "ObjectFactory");
              I_ASSIGN(m_maxReserveObjectsAttrPtr, "MaxReserveObjects", "Maximal number of reserve objects used to avoid cretion and removing of objects from heap", true, 10);
       I_END_COMPONENT;
 
       // reimplemented (ibase::IObjectQueue)
       virtual int GetObjectsCount(const QByteArray* typeIdPtr = NULL) const override;
       virtual void ClearQueue() override;
       virtual istd::IChangeable* CreateFrontObject(int offsetPos = 0, const QByteArray* typeIdPtr = NULL) override;
       virtual istd::IChangeable* CreateBackObject(int offsetPos = 0, const QByteArray* typeIdPtr = NULL) override;
       virtual void RemoveFrontObject(int offsetPos = 0, const QByteArray* typeIdPtr = NULL) override;
       virtual void RemoveBackObject(int offsetPos = 0, const QByteArray* typeIdPtr = NULL) override;
       virtual istd::IChangeable* GetFrontObject(int offsetPos = 0, const QByteArray* typeIdPtr = NULL) const override;
       virtual istd::IChangeable* GetBackObject(int offsetPos = 0, const QByteArray* typeIdPtr = NULL) const override;
       virtual void SelectObjects(
                            ObjectList& result,
                            bool doAppend = false,
                            int offsetPos = 0,
                            const QByteArray* typeIdPtr = NULL) const override;
       virtual istd::IChangeable* PopFrontObject(int offsetPos = 0, const QByteArray* typeIdPtr = NULL) override;
       virtual istd::IChangeable* PopBackObject(int offsetPos = 0, const QByteArray* typeIdPtr = NULL) override;
 
       // reimplemented (iser::ISerializable)
       virtual bool Serialize(iser::IArchive& archive) override;
 
protected:
       istd::IChangeable* CreateObject();
       void TryReductReserve();
 
       // reimplemented (icomp::CComponentBase)
       virtual void OnComponentDestroyed() override;
 
private:
       I_FACT(istd::IChangeable, m_objectFactoryFactPtr);
       I_ATTR(int, m_maxReserveObjectsAttrPtr);
 
       typedef QList<istd::IChangeable*> ObjectQueue;
 
       ObjectQueue m_objectsQueue;
       ObjectQueue m_objectsReserve;
};
 
 
} // namespace ibase