/*

* 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 GLXMPXCOMMANDHANDLER_H

#define GLXMPXCOMMANDHANDLER_H

#include <QObject>

#include<glxcommandhandler.h>

#include <glxfiltergeneraldefs.h>

#include <mpxcommand.h>

#include <mglxmedialistobserver.h>

#ifdef BUILD_COMMANDHANDLERBASE

#define GLX_COMMANDHANDLERBASE_EXPORT Q_DECL_EXPORT

#else

#define GLX_COMMANDHANDLERBASE_EXPORT Q_DECL_IMPORT

#endif

class MGlxMediaList;

class GLX_COMMANDHANDLERBASE_EXPORT GlxMpxCommandHandler : public GlxCommandHandler, public MGlxMediaListObserver

{

public:

    GlxMpxCommandHandler();

    virtual ~GlxMpxCommandHandler();

    virtual void executeCommand(int commandId,int collectionId);

protected: // From MGlxMediaListObserver    

    /// See @ref MGlxMediaListObserver::HandleItemAddedL

    void HandleItemAddedL(TInt aStartIndex, TInt aEndIndex, MGlxMediaList* aList);

    /// See @ref MGlxMediaListObserver::HandleMediaL

    void HandleMediaL(TInt aListIndex, MGlxMediaList* aList);

    /// See @ref MGlxMediaListObserver::HandleItemRemovedL

    void HandleItemRemovedL(TInt aStartIndex, TInt aEndIndex, MGlxMediaList* aList);

    /// See @ref MGlxMediaListObserver::HandleItemModifiedL

    void HandleItemModifiedL(const RArray<TInt>& aItemIndexes, MGlxMediaList* aList);

    /// See @ref MGlxMediaListObserver::HandleAttributesAvailableL

    void HandleAttributesAvailableL(TInt aItemIndex,     

        const RArray<TMPXAttribute>& aAttributes, MGlxMediaList* aList);

    /// See @ref MGlxMediaListObserver::HandleFocusChangedL

    void HandleFocusChangedL(NGlxListDefs::TFocusChangeType aType, TInt aNewIndex, TInt aOldIndex, MGlxMediaList* aList);

    /// See @ref MGlxMediaListObserver::HandleItemSelectedL

    void HandleItemSelectedL(TInt aIndex, TBool aSelected, MGlxMediaList* aList);

    /// See @ref MGlxMediaListObserver::HandleMessageL

    void HandleMessageL(const CMPXMessage& aMessage, MGlxMediaList* aList);

    /// See @ref MGlxMediaListObserver::HandleCommandCompleteL

    void HandleCommandCompleteL(TAny* aSessionId, CMPXCommand* aCommandResult, TInt aError, MGlxMediaList* aList);

protected: // From derived class    

    virtual void DoHandleCommandCompleteL(TAny* aSessionId, 

            CMPXCommand* aCommandResult, TInt aError, MGlxMediaList* aList); 

    virtual CMPXCommand* CreateCommandL(TInt aCommandId, MGlxMediaList& aMediaList, TBool& aConsume) const = 0;

	 virtual void DoExecuteCommandL(TInt aCommandId, MGlxMediaList& aMediaList, TBool& aConsume);

private:    

    void CreateMediaListL(int aCollectionId, int aHierarchyId, TGlxFilterItemType aFilterType) ;

    void CreateMediaListAlbumItemL(int aCollectionId, int aHierarchyId, TGlxFilterItemType aFilterType);

private:

    // Instance of Media List

    MGlxMediaList* iMediaList;

};

#endif //GLXMPXCOMMANDHANDLER_H