/*
* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description: Loads widget factory plugin
*
*/
#ifndef I_ALFWIDGETFACTORYLOADER_H
#define I_ALFWIDGETFACTORYLOADER_H
#include <osn/osndefines.h>
#include <memory>
using namespace std;
class CAlfEnv;
namespace Alf
{
class IAlfWidgetFactory;
class AlfWidgetFactoryLoaderImpl;
/**
* @class AlfWidgetFactoryLoader alfwidgetfactoryloader.h "alf/alfwidgetfactoryloader.h"
*
* Factory plugin loader loads factory plugins. Loader will resolve factory
* plugin based on given string and load factory which can create requested
* product. Loader owns factory plugins. Factory products and their
* derivatives must be destroyed before destroying a loader object.
*
* @lib alfwidgetutils.lib
* @since S60 ?S60_version
* @status Draft
*/
class AlfWidgetFactoryLoader
{
public: // Constructors and destructor
/**
* Constructor.
*
* @exception std::bad_alloc Thrown if out of memory during the construction.
*/
OSN_IMPORT AlfWidgetFactoryLoader();
/**
* Destructor.
*/
OSN_IMPORT virtual ~AlfWidgetFactoryLoader();
public:
/**
* Loads a widget factory.
*
* @param aEnv Alfred Environment
* @return Pointer to IAlfWidgetFactory or 0.
* Ownership is not transferred to caller.
*/
OSN_IMPORT IAlfWidgetFactory* loadWidgetFactory(CAlfEnv& aEnv);
private:
/**
* Copy Constructor
*/
AlfWidgetFactoryLoader( const AlfWidgetFactoryLoader& );
/**
* Assignment Operator
*/
AlfWidgetFactoryLoader& operator=( const AlfWidgetFactoryLoader& );
private: // Data
auto_ptr<AlfWidgetFactoryLoaderImpl> mImpl;
};
}
#endif
// End of File