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/*
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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#ifndef MMICONHOLDER_H
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#define MMICONHOLDER_H
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#include <e32base.h>
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class CGulIcon;
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/**
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* A ref-counted icon holder that can be useful if you want to store
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* an icon from the model for an unspecified period of time.
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* By getting the icon holder instead of the icon you can share ownership
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* over the icon by calling Open() on the icon holder. Then Close() must
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* be called when the icon is no longer needed, otherwise a memory leak
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* will occur.
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*/
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NONSHARABLE_CLASS( CHnIconHolder ): public CObject
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{
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public:
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/**
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* Sets the icon to be stored in this icon holder.
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* This method should be called only once. If you want to store another icon
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* simply call Close() on this icon holder and then create a new icon holder
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* to store the new icon.
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*
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* @param aGulIcon Icon to store in this icon holder.
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*/
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IMPORT_C void SetGulIcon( CGulIcon* aGulIcon );
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/**
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* Returns the icon held by this icon holder.
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*
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* @return Icon held by this object (NULL value possible).
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*/
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IMPORT_C CGulIcon* GetGulIcon() const;
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/**
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* Standard C++ destructor.
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*/
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~CHnIconHolder();
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private: // data
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/**
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* A CGulIcon object owned by this icon holder.
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* Can possibly be NULL.
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* Own.
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*/
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CGulIcon* iGulIcon;
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};
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#endif // MMICONHOLDER_H
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