CMultiObserverBinderComp.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
 
 
// ACF includes
#include <icomp/CComponentBase.h>
#include <imod/IModelEditor.h>
#include <imod/IObserver.h>
#include <imod/IModel.h>
 
 
namespace ibase
{
 
       
class CMultiObserverBinderComp: 
              public icomp::CComponentBase,
              virtual public imod::IModelEditor,
              virtual public imod::IObserver
{
public:
       typedef icomp::CComponentBase BaseClass;
 
       I_BEGIN_COMPONENT(CMultiObserverBinderComp);
              I_REGISTER_INTERFACE(IModelEditor);
              I_REGISTER_INTERFACE(IObserver);
              I_ASSIGN_MULTI_0(m_observersCompPtr, "SlaveObservers", "List of components that observe the model", true);
              I_ASSIGN_TO(m_modelEditorsCompPtr, m_observersCompPtr, false);
       I_END_COMPONENT;
 
       CMultiObserverBinderComp();
 
       // reimplemented (imod::IObserver)
       virtual bool IsModelAttached(const imod::IModel* modelPtr = NULL) const override;
       virtual bool OnModelAttached(imod::IModel* modelPtr, istd::IChangeable::ChangeSet& changeMask) override;
       virtual bool OnModelDetached(imod::IModel* modelPtr) override;
       virtual void BeforeUpdate(imod::IModel* modelPtr) override;
       virtual void AfterUpdate(imod::IModel* modelPtr, const istd::IChangeable::ChangeSet& changeSet) override;
 
       // reimplemented (imod::IModelEditor)
       virtual void UpdateEditor(const istd::IChangeable::ChangeSet& changeSet) override;
       virtual void UpdateModelFromEditor() const override;
       virtual bool IsReadOnly() const override;
       virtual void SetReadOnly(bool state) override;
 
protected:
       // reimplemented (icomp::CComponentBase)
       virtual void OnComponentDestroyed() override;
 
private:
       void EnsureModelDetached();
 
private:
       I_MULTIREF(imod::IModelEditor, m_modelEditorsCompPtr);
       I_MULTIREF(imod::IObserver, m_observersCompPtr);
 
       imod::IModel* m_attachedModelPtr;
};
 
 
} // namespace ibase