/*
* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of the License "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: Observer interface for category data changes.*
*/
#ifndef VCXHGMYVIDEOSCATEGORYMODELOBSERVER_H
#define VCXHGMYVIDEOSCATEGORYMODELOBSERVER_H
// INCLUDES
#include <mpxcollectionmessagedefs.h>
#include <mpxitemid.h>
// FORWARD DECLARATIONS
class CMPXMediaArray;
class CMPXMedia;
// CLASS DECLARATION
/**
* Observer interface for category data changes.
*
* @lib vcxhgmyvideos.lib
*/
NONSHARABLE_CLASS( MVcxHgMyVideosCategoryModelObserver )
{
public:
/**
* Called when a list of categories is available.
* Ownership of array is transferred.
*
* @param aCategoryList List of categories
* @param aIsPartial ETrue if list fetching continues, and KVcxMessageMyVideosListComplete
* message will arrive. EFalse if this is last event of list fetching.
*/
virtual void NewCategoryListL( CMPXMediaArray* aCategoryList, TBool aIsPartial ) = 0;
/**
* Called when the list of categories has been modified.
*/
virtual void CategoryListModifiedL() = 0;
/**
* Called when a single category has been modified (add/remove/modify).
*
* @param aEventType Type of modification event (add/remove/modify).
* @param aMpxItemId MPX Item Id of the modified item.
*/
virtual void CategoryModifiedL( TMPXChangeEventType aEventType,
TMPXItemId& aMpxItemId ) = 0;
/**
* Called when category list items have been fetched.
*/
virtual void CategoryListFetchingCompletedL() = 0;
};
#endif // VCXHGMYVIDEOSCATEGORYMODELOBSERVER_H