/*

* Copyright (c) 2009 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:

*

*/

#ifndef HSWIDGETCOMPONENTREGISTRY_H

#define HSWIDGETCOMPONENTREGISTRY_H

#include <QObject>

#include <QVariant>

#include <qservicemanager.h>

#include "hsdomainmodeldatastructures.h"

#include "hsdomainmodel_global.h"

#include "cadefs.h"

#include "hstest_global.h"

HOMESCREEN_TEST_CLASS(TestHsDomainModel)

class HsWidgetComponent;

class CaEntry;

class HsWidgetComponentDescriptor;

QTM_USE_NAMESPACE

class HSDOMAINMODEL_EXPORT HsWidgetComponentRegistry : public QObject

{

    Q_OBJECT

public:

    static HsWidgetComponentRegistry *instance();    

    ~HsWidgetComponentRegistry();

	HsWidgetComponent *component(const QString &uri);

	void uninstallComponent(const HsWidgetComponentDescriptor &componentDescriptor);

private:

    Q_DISABLE_COPY(HsWidgetComponentRegistry)

    HsWidgetComponentRegistry(QObject *parent = 0);

    void handleEntryAdded(const CaEntry &entry, const QString &uri);

    void handleEntryRemoved(const CaEntry &entry, const QString &uri);

    void handleEntryUpdated(const CaEntry &entry, const QString &uri);

    void registerService(const CaEntry &entry, const QString& uri, bool reset = false );

private slots:

    void onEntryChanged(const CaEntry &entry, ChangeType changeType);

private:

	QHash<QString, HsWidgetComponent *> mRegistry;

	QServiceManager mServiceManager;

	static HsWidgetComponentRegistry *mInstance;

    HOMESCREEN_TEST_FRIEND_CLASS(TestHsDomainModel)

};

#endif // HSWIDGETCOMPONENTREGISTRY_H